diff options
Diffstat (limited to 'dep/jemalloc/src/stats.c')
-rw-r--r-- | dep/jemalloc/src/stats.c | 1781 |
1 files changed, 891 insertions, 890 deletions
diff --git a/dep/jemalloc/src/stats.c b/dep/jemalloc/src/stats.c index 087df7676e9..08b9507cfe9 100644 --- a/dep/jemalloc/src/stats.c +++ b/dep/jemalloc/src/stats.c @@ -4,6 +4,7 @@ #include "jemalloc/internal/assert.h" #include "jemalloc/internal/ctl.h" +#include "jemalloc/internal/emitter.h" #include "jemalloc/internal/mutex.h" #include "jemalloc/internal/mutex_prof.h" @@ -84,41 +85,138 @@ gen_mutex_ctl_str(char *str, size_t buf_len, const char *prefix, } static void -read_arena_bin_mutex_stats(unsigned arena_ind, unsigned bin_ind, - uint64_t results[mutex_prof_num_counters]) { +mutex_stats_init_cols(emitter_row_t *row, const char *table_name, + emitter_col_t *name, + emitter_col_t col_uint64_t[mutex_prof_num_uint64_t_counters], + emitter_col_t col_uint32_t[mutex_prof_num_uint32_t_counters]) { + mutex_prof_uint64_t_counter_ind_t k_uint64_t = 0; + mutex_prof_uint32_t_counter_ind_t k_uint32_t = 0; + + emitter_col_t *col; + + if (name != NULL) { + emitter_col_init(name, row); + name->justify = emitter_justify_left; + name->width = 21; + name->type = emitter_type_title; + name->str_val = table_name; + } + +#define WIDTH_uint32_t 12 +#define WIDTH_uint64_t 16 +#define OP(counter, counter_type, human) \ + col = &col_##counter_type[k_##counter_type]; \ + ++k_##counter_type; \ + emitter_col_init(col, row); \ + col->justify = emitter_justify_right; \ + col->width = WIDTH_##counter_type; \ + col->type = emitter_type_title; \ + col->str_val = human; + MUTEX_PROF_COUNTERS +#undef OP +#undef WIDTH_uint32_t +#undef WIDTH_uint64_t +} + +static void +mutex_stats_read_global(const char *name, emitter_col_t *col_name, + emitter_col_t col_uint64_t[mutex_prof_num_uint64_t_counters], + emitter_col_t col_uint32_t[mutex_prof_num_uint32_t_counters]) { + char cmd[MUTEX_CTL_STR_MAX_LENGTH]; + + col_name->str_val = name; + + emitter_col_t *dst; +#define EMITTER_TYPE_uint32_t emitter_type_uint32 +#define EMITTER_TYPE_uint64_t emitter_type_uint64 +#define OP(counter, counter_type, human) \ + dst = &col_##counter_type[mutex_counter_##counter]; \ + dst->type = EMITTER_TYPE_##counter_type; \ + gen_mutex_ctl_str(cmd, MUTEX_CTL_STR_MAX_LENGTH, \ + "mutexes", name, #counter); \ + CTL_GET(cmd, (counter_type *)&dst->bool_val, counter_type); + MUTEX_PROF_COUNTERS +#undef OP +#undef EMITTER_TYPE_uint32_t +#undef EMITTER_TYPE_uint64_t +} + +static void +mutex_stats_read_arena(unsigned arena_ind, mutex_prof_arena_ind_t mutex_ind, + const char *name, emitter_col_t *col_name, + emitter_col_t col_uint64_t[mutex_prof_num_uint64_t_counters], + emitter_col_t col_uint32_t[mutex_prof_num_uint32_t_counters]) { + char cmd[MUTEX_CTL_STR_MAX_LENGTH]; + + col_name->str_val = name; + + emitter_col_t *dst; +#define EMITTER_TYPE_uint32_t emitter_type_uint32 +#define EMITTER_TYPE_uint64_t emitter_type_uint64 +#define OP(counter, counter_type, human) \ + dst = &col_##counter_type[mutex_counter_##counter]; \ + dst->type = EMITTER_TYPE_##counter_type; \ + gen_mutex_ctl_str(cmd, MUTEX_CTL_STR_MAX_LENGTH, \ + "arenas.0.mutexes", arena_mutex_names[mutex_ind], #counter);\ + CTL_M2_GET(cmd, arena_ind, \ + (counter_type *)&dst->bool_val, counter_type); + MUTEX_PROF_COUNTERS +#undef OP +#undef EMITTER_TYPE_uint32_t +#undef EMITTER_TYPE_uint64_t +} + +static void +mutex_stats_read_arena_bin(unsigned arena_ind, unsigned bin_ind, + emitter_col_t col_uint64_t[mutex_prof_num_uint64_t_counters], + emitter_col_t col_uint32_t[mutex_prof_num_uint32_t_counters]) { char cmd[MUTEX_CTL_STR_MAX_LENGTH]; -#define OP(c, t) \ - gen_mutex_ctl_str(cmd, MUTEX_CTL_STR_MAX_LENGTH, \ - "arenas.0.bins.0","mutex", #c); \ - CTL_M2_M4_GET(cmd, arena_ind, bin_ind, \ - (t *)&results[mutex_counter_##c], t); -MUTEX_PROF_COUNTERS + emitter_col_t *dst; + +#define EMITTER_TYPE_uint32_t emitter_type_uint32 +#define EMITTER_TYPE_uint64_t emitter_type_uint64 +#define OP(counter, counter_type, human) \ + dst = &col_##counter_type[mutex_counter_##counter]; \ + dst->type = EMITTER_TYPE_##counter_type; \ + gen_mutex_ctl_str(cmd, MUTEX_CTL_STR_MAX_LENGTH, \ + "arenas.0.bins.0","mutex", #counter); \ + CTL_M2_M4_GET(cmd, arena_ind, bin_ind, \ + (counter_type *)&dst->bool_val, counter_type); + MUTEX_PROF_COUNTERS #undef OP +#undef EMITTER_TYPE_uint32_t +#undef EMITTER_TYPE_uint64_t } +/* "row" can be NULL to avoid emitting in table mode. */ static void -mutex_stats_output_json(void (*write_cb)(void *, const char *), void *cbopaque, - const char *name, uint64_t stats[mutex_prof_num_counters], - const char *json_indent, bool last) { - malloc_cprintf(write_cb, cbopaque, "%s\"%s\": {\n", json_indent, name); - - mutex_prof_counter_ind_t k = 0; - char *fmt_str[2] = {"%s\t\"%s\": %"FMTu32"%s\n", - "%s\t\"%s\": %"FMTu64"%s\n"}; -#define OP(c, t) \ - malloc_cprintf(write_cb, cbopaque, \ - fmt_str[sizeof(t) / sizeof(uint32_t) - 1], \ - json_indent, #c, (t)stats[mutex_counter_##c], \ - (++k == mutex_prof_num_counters) ? "" : ","); -MUTEX_PROF_COUNTERS +mutex_stats_emit(emitter_t *emitter, emitter_row_t *row, + emitter_col_t col_uint64_t[mutex_prof_num_uint64_t_counters], + emitter_col_t col_uint32_t[mutex_prof_num_uint32_t_counters]) { + if (row != NULL) { + emitter_table_row(emitter, row); + } + + mutex_prof_uint64_t_counter_ind_t k_uint64_t = 0; + mutex_prof_uint32_t_counter_ind_t k_uint32_t = 0; + + emitter_col_t *col; + +#define EMITTER_TYPE_uint32_t emitter_type_uint32 +#define EMITTER_TYPE_uint64_t emitter_type_uint64 +#define OP(counter, type, human) \ + col = &col_##type[k_##type]; \ + ++k_##type; \ + emitter_json_kv(emitter, #counter, EMITTER_TYPE_##type, \ + (const void *)&col->bool_val); + MUTEX_PROF_COUNTERS; #undef OP - malloc_cprintf(write_cb, cbopaque, "%s}%s\n", json_indent, - last ? "" : ","); +#undef EMITTER_TYPE_uint32_t +#undef EMITTER_TYPE_uint64_t } static void -stats_arena_bins_print(void (*write_cb)(void *, const char *), void *cbopaque, - bool json, bool large, bool mutex, unsigned i) { +stats_arena_bins_print(emitter_t *emitter, bool mutex, unsigned i) { size_t page; bool in_gap, in_gap_prev; unsigned nbins, j; @@ -126,18 +224,71 @@ stats_arena_bins_print(void (*write_cb)(void *, const char *), void *cbopaque, CTL_GET("arenas.page", &page, size_t); CTL_GET("arenas.nbins", &nbins, unsigned); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"bins\": [\n"); - } else { - char *mutex_counters = " n_lock_ops n_waiting" - " n_spin_acq total_wait_ns max_wait_ns\n"; - malloc_cprintf(write_cb, cbopaque, - "bins: size ind allocated nmalloc" - " ndalloc nrequests curregs curslabs regs" - " pgs util nfills nflushes newslabs" - " reslabs%s", mutex ? mutex_counters : "\n"); + + emitter_row_t header_row; + emitter_row_init(&header_row); + + emitter_row_t row; + emitter_row_init(&row); +#define COL(name, left_or_right, col_width, etype) \ + emitter_col_t col_##name; \ + emitter_col_init(&col_##name, &row); \ + col_##name.justify = emitter_justify_##left_or_right; \ + col_##name.width = col_width; \ + col_##name.type = emitter_type_##etype; \ + emitter_col_t header_col_##name; \ + emitter_col_init(&header_col_##name, &header_row); \ + header_col_##name.justify = emitter_justify_##left_or_right; \ + header_col_##name.width = col_width; \ + header_col_##name.type = emitter_type_title; \ + header_col_##name.str_val = #name; + + COL(size, right, 20, size) + COL(ind, right, 4, unsigned) + COL(allocated, right, 13, uint64) + COL(nmalloc, right, 13, uint64) + COL(ndalloc, right, 13, uint64) + COL(nrequests, right, 13, uint64) + COL(curregs, right, 13, size) + COL(curslabs, right, 13, size) + COL(regs, right, 5, unsigned) + COL(pgs, right, 4, size) + /* To buffer a right- and left-justified column. */ + COL(justify_spacer, right, 1, title) + COL(util, right, 6, title) + COL(nfills, right, 13, uint64) + COL(nflushes, right, 13, uint64) + COL(nslabs, right, 13, uint64) + COL(nreslabs, right, 13, uint64) +#undef COL + + /* Don't want to actually print the name. */ + header_col_justify_spacer.str_val = " "; + col_justify_spacer.str_val = " "; + + + emitter_col_t col_mutex64[mutex_prof_num_uint64_t_counters]; + emitter_col_t col_mutex32[mutex_prof_num_uint32_t_counters]; + + emitter_col_t header_mutex64[mutex_prof_num_uint64_t_counters]; + emitter_col_t header_mutex32[mutex_prof_num_uint32_t_counters]; + + if (mutex) { + mutex_stats_init_cols(&row, NULL, NULL, col_mutex64, + col_mutex32); + mutex_stats_init_cols(&header_row, NULL, NULL, header_mutex64, + header_mutex32); } + + /* + * We print a "bins:" header as part of the table row; we need to adjust + * the header size column to compensate. + */ + header_col_size.width -=5; + emitter_table_printf(emitter, "bins:"); + emitter_table_row(emitter, &header_row); + emitter_json_arr_begin(emitter, "bins"); + for (j = 0, in_gap = false; j < nbins; j++) { uint64_t nslabs; size_t reg_size, slab_size, curregs; @@ -151,8 +302,8 @@ stats_arena_bins_print(void (*write_cb)(void *, const char *), void *cbopaque, in_gap_prev = in_gap; in_gap = (nslabs == 0); - if (!json && in_gap_prev && !in_gap) { - malloc_cprintf(write_cb, cbopaque, + if (in_gap_prev && !in_gap) { + emitter_table_printf(emitter, " ---\n"); } @@ -177,105 +328,127 @@ stats_arena_bins_print(void (*write_cb)(void *, const char *), void *cbopaque, CTL_M2_M4_GET("stats.arenas.0.bins.0.curslabs", i, j, &curslabs, size_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t{\n" - "\t\t\t\t\t\t\"nmalloc\": %"FMTu64",\n" - "\t\t\t\t\t\t\"ndalloc\": %"FMTu64",\n" - "\t\t\t\t\t\t\"curregs\": %zu,\n" - "\t\t\t\t\t\t\"nrequests\": %"FMTu64",\n" - "\t\t\t\t\t\t\"nfills\": %"FMTu64",\n" - "\t\t\t\t\t\t\"nflushes\": %"FMTu64",\n" - "\t\t\t\t\t\t\"nreslabs\": %"FMTu64",\n" - "\t\t\t\t\t\t\"curslabs\": %zu%s\n", - nmalloc, ndalloc, curregs, nrequests, nfills, - nflushes, nreslabs, curslabs, mutex ? "," : ""); - if (mutex) { - uint64_t mutex_stats[mutex_prof_num_counters]; - read_arena_bin_mutex_stats(i, j, mutex_stats); - mutex_stats_output_json(write_cb, cbopaque, - "mutex", mutex_stats, "\t\t\t\t\t\t", true); - } - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t}%s\n", - (j + 1 < nbins) ? "," : ""); - } else if (!in_gap) { - size_t availregs = nregs * curslabs; - char util[6]; - if (get_rate_str((uint64_t)curregs, (uint64_t)availregs, - util)) { - if (availregs == 0) { - malloc_snprintf(util, sizeof(util), - "1"); - } else if (curregs > availregs) { - /* - * Race detected: the counters were read - * in separate mallctl calls and - * concurrent operations happened in - * between. In this case no meaningful - * utilization can be computed. - */ - malloc_snprintf(util, sizeof(util), - " race"); - } else { - not_reached(); - } - } - uint64_t mutex_stats[mutex_prof_num_counters]; - if (mutex) { - read_arena_bin_mutex_stats(i, j, mutex_stats); - } + if (mutex) { + mutex_stats_read_arena_bin(i, j, col_mutex64, + col_mutex32); + } + + emitter_json_arr_obj_begin(emitter); + emitter_json_kv(emitter, "nmalloc", emitter_type_uint64, + &nmalloc); + emitter_json_kv(emitter, "ndalloc", emitter_type_uint64, + &ndalloc); + emitter_json_kv(emitter, "curregs", emitter_type_size, + &curregs); + emitter_json_kv(emitter, "nrequests", emitter_type_uint64, + &nrequests); + emitter_json_kv(emitter, "nfills", emitter_type_uint64, + &nfills); + emitter_json_kv(emitter, "nflushes", emitter_type_uint64, + &nflushes); + emitter_json_kv(emitter, "nreslabs", emitter_type_uint64, + &nreslabs); + emitter_json_kv(emitter, "curslabs", emitter_type_size, + &curslabs); + if (mutex) { + emitter_json_dict_begin(emitter, "mutex"); + mutex_stats_emit(emitter, NULL, col_mutex64, + col_mutex32); + emitter_json_dict_end(emitter); + } + emitter_json_arr_obj_end(emitter); - malloc_cprintf(write_cb, cbopaque, "%20zu %3u %12zu %12" - FMTu64" %12"FMTu64" %12"FMTu64" %12zu %12zu %4u" - " %3zu %-5s %12"FMTu64" %12"FMTu64" %12"FMTu64 - " %12"FMTu64, reg_size, j, curregs * reg_size, - nmalloc, ndalloc, nrequests, curregs, curslabs, - nregs, slab_size / page, util, nfills, nflushes, - nslabs, nreslabs); - - /* Output less info for bin mutexes to save space. */ - if (mutex) { - malloc_cprintf(write_cb, cbopaque, - " %12"FMTu64" %12"FMTu64" %12"FMTu64 - " %14"FMTu64" %12"FMTu64"\n", - mutex_stats[mutex_counter_num_ops], - mutex_stats[mutex_counter_num_wait], - mutex_stats[mutex_counter_num_spin_acq], - mutex_stats[mutex_counter_total_wait_time], - mutex_stats[mutex_counter_max_wait_time]); + size_t availregs = nregs * curslabs; + char util[6]; + if (get_rate_str((uint64_t)curregs, (uint64_t)availregs, util)) + { + if (availregs == 0) { + malloc_snprintf(util, sizeof(util), "1"); + } else if (curregs > availregs) { + /* + * Race detected: the counters were read in + * separate mallctl calls and concurrent + * operations happened in between. In this case + * no meaningful utilization can be computed. + */ + malloc_snprintf(util, sizeof(util), " race"); } else { - malloc_cprintf(write_cb, cbopaque, "\n"); + not_reached(); } } + + col_size.size_val = reg_size; + col_ind.unsigned_val = j; + col_allocated.size_val = curregs * reg_size; + col_nmalloc.uint64_val = nmalloc; + col_ndalloc.uint64_val = ndalloc; + col_nrequests.uint64_val = nrequests; + col_curregs.size_val = curregs; + col_curslabs.size_val = curslabs; + col_regs.unsigned_val = nregs; + col_pgs.size_val = slab_size / page; + col_util.str_val = util; + col_nfills.uint64_val = nfills; + col_nflushes.uint64_val = nflushes; + col_nslabs.uint64_val = nslabs; + col_nreslabs.uint64_val = nreslabs; + + /* + * Note that mutex columns were initialized above, if mutex == + * true. + */ + + emitter_table_row(emitter, &row); } - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t]%s\n", large ? "," : ""); - } else { - if (in_gap) { - malloc_cprintf(write_cb, cbopaque, - " ---\n"); - } + emitter_json_arr_end(emitter); /* Close "bins". */ + + if (in_gap) { + emitter_table_printf(emitter, " ---\n"); } } static void -stats_arena_lextents_print(void (*write_cb)(void *, const char *), - void *cbopaque, bool json, unsigned i) { +stats_arena_lextents_print(emitter_t *emitter, unsigned i) { unsigned nbins, nlextents, j; bool in_gap, in_gap_prev; CTL_GET("arenas.nbins", &nbins, unsigned); CTL_GET("arenas.nlextents", &nlextents, unsigned); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"lextents\": [\n"); - } else { - malloc_cprintf(write_cb, cbopaque, - "large: size ind allocated nmalloc" - " ndalloc nrequests curlextents\n"); - } + + emitter_row_t header_row; + emitter_row_init(&header_row); + emitter_row_t row; + emitter_row_init(&row); + +#define COL(name, left_or_right, col_width, etype) \ + emitter_col_t header_##name; \ + emitter_col_init(&header_##name, &header_row); \ + header_##name.justify = emitter_justify_##left_or_right; \ + header_##name.width = col_width; \ + header_##name.type = emitter_type_title; \ + header_##name.str_val = #name; \ + \ + emitter_col_t col_##name; \ + emitter_col_init(&col_##name, &row); \ + col_##name.justify = emitter_justify_##left_or_right; \ + col_##name.width = col_width; \ + col_##name.type = emitter_type_##etype; + + COL(size, right, 20, size) + COL(ind, right, 4, unsigned) + COL(allocated, right, 13, size) + COL(nmalloc, right, 13, uint64) + COL(ndalloc, right, 13, uint64) + COL(nrequests, right, 13, uint64) + COL(curlextents, right, 13, size) +#undef COL + + /* As with bins, we label the large extents table. */ + header_size.width -= 6; + emitter_table_printf(emitter, "large:"); + emitter_table_row(emitter, &header_row); + emitter_json_arr_begin(emitter, "lextents"); + for (j = 0, in_gap = false; j < nlextents; j++) { uint64_t nmalloc, ndalloc, nrequests; size_t lextent_size, curlextents; @@ -289,119 +462,71 @@ stats_arena_lextents_print(void (*write_cb)(void *, const char *), in_gap_prev = in_gap; in_gap = (nrequests == 0); - if (!json && in_gap_prev && !in_gap) { - malloc_cprintf(write_cb, cbopaque, + if (in_gap_prev && !in_gap) { + emitter_table_printf(emitter, " ---\n"); } CTL_M2_GET("arenas.lextent.0.size", j, &lextent_size, size_t); CTL_M2_M4_GET("stats.arenas.0.lextents.0.curlextents", i, j, &curlextents, size_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t{\n" - "\t\t\t\t\t\t\"curlextents\": %zu\n" - "\t\t\t\t\t}%s\n", - curlextents, - (j + 1 < nlextents) ? "," : ""); - } else if (!in_gap) { - malloc_cprintf(write_cb, cbopaque, - "%20zu %3u %12zu %12"FMTu64" %12"FMTu64 - " %12"FMTu64" %12zu\n", - lextent_size, nbins + j, - curlextents * lextent_size, nmalloc, ndalloc, - nrequests, curlextents); - } - } - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t]\n"); - } else { - if (in_gap) { - malloc_cprintf(write_cb, cbopaque, - " ---\n"); - } - } -} -static void -read_arena_mutex_stats(unsigned arena_ind, - uint64_t results[mutex_prof_num_arena_mutexes][mutex_prof_num_counters]) { - char cmd[MUTEX_CTL_STR_MAX_LENGTH]; - - mutex_prof_arena_ind_t i; - for (i = 0; i < mutex_prof_num_arena_mutexes; i++) { -#define OP(c, t) \ - gen_mutex_ctl_str(cmd, MUTEX_CTL_STR_MAX_LENGTH, \ - "arenas.0.mutexes", arena_mutex_names[i], #c); \ - CTL_M2_GET(cmd, arena_ind, \ - (t *)&results[i][mutex_counter_##c], t); -MUTEX_PROF_COUNTERS -#undef OP + emitter_json_arr_obj_begin(emitter); + emitter_json_kv(emitter, "curlextents", emitter_type_size, + &curlextents); + emitter_json_arr_obj_end(emitter); + + col_size.size_val = lextent_size; + col_ind.unsigned_val = nbins + j; + col_allocated.size_val = curlextents * lextent_size; + col_nmalloc.uint64_val = nmalloc; + col_ndalloc.uint64_val = ndalloc; + col_nrequests.uint64_val = nrequests; + col_curlextents.size_val = curlextents; + + if (!in_gap) { + emitter_table_row(emitter, &row); + } } -} - -static void -mutex_stats_output(void (*write_cb)(void *, const char *), void *cbopaque, - const char *name, uint64_t stats[mutex_prof_num_counters], - bool first_mutex) { - if (first_mutex) { - /* Print title. */ - malloc_cprintf(write_cb, cbopaque, - " n_lock_ops n_waiting" - " n_spin_acq n_owner_switch total_wait_ns" - " max_wait_ns max_n_thds\n"); + emitter_json_arr_end(emitter); /* Close "lextents". */ + if (in_gap) { + emitter_table_printf(emitter, " ---\n"); } - - malloc_cprintf(write_cb, cbopaque, "%s", name); - malloc_cprintf(write_cb, cbopaque, ":%*c", - (int)(20 - strlen(name)), ' '); - - char *fmt_str[2] = {"%12"FMTu32, "%16"FMTu64}; -#define OP(c, t) \ - malloc_cprintf(write_cb, cbopaque, \ - fmt_str[sizeof(t) / sizeof(uint32_t) - 1], \ - (t)stats[mutex_counter_##c]); -MUTEX_PROF_COUNTERS -#undef OP - malloc_cprintf(write_cb, cbopaque, "\n"); } static void -stats_arena_mutexes_print(void (*write_cb)(void *, const char *), - void *cbopaque, bool json, bool json_end, unsigned arena_ind) { - uint64_t mutex_stats[mutex_prof_num_arena_mutexes][mutex_prof_num_counters]; - read_arena_mutex_stats(arena_ind, mutex_stats); - - /* Output mutex stats. */ - if (json) { - malloc_cprintf(write_cb, cbopaque, "\t\t\t\t\"mutexes\": {\n"); - mutex_prof_arena_ind_t i, last_mutex; - last_mutex = mutex_prof_num_arena_mutexes - 1; - for (i = 0; i < mutex_prof_num_arena_mutexes; i++) { - mutex_stats_output_json(write_cb, cbopaque, - arena_mutex_names[i], mutex_stats[i], - "\t\t\t\t\t", (i == last_mutex)); - } - malloc_cprintf(write_cb, cbopaque, "\t\t\t\t}%s\n", - json_end ? "" : ","); - } else { - mutex_prof_arena_ind_t i; - for (i = 0; i < mutex_prof_num_arena_mutexes; i++) { - mutex_stats_output(write_cb, cbopaque, - arena_mutex_names[i], mutex_stats[i], i == 0); - } +stats_arena_mutexes_print(emitter_t *emitter, unsigned arena_ind) { + emitter_row_t row; + emitter_col_t col_name; + emitter_col_t col64[mutex_prof_num_uint64_t_counters]; + emitter_col_t col32[mutex_prof_num_uint32_t_counters]; + + emitter_row_init(&row); + mutex_stats_init_cols(&row, "", &col_name, col64, col32); + + emitter_json_dict_begin(emitter, "mutexes"); + emitter_table_row(emitter, &row); + + for (mutex_prof_arena_ind_t i = 0; i < mutex_prof_num_arena_mutexes; + i++) { + const char *name = arena_mutex_names[i]; + emitter_json_dict_begin(emitter, name); + mutex_stats_read_arena(arena_ind, i, name, &col_name, col64, + col32); + mutex_stats_emit(emitter, &row, col64, col32); + emitter_json_dict_end(emitter); /* Close the mutex dict. */ } + emitter_json_dict_end(emitter); /* End "mutexes". */ } static void -stats_arena_print(void (*write_cb)(void *, const char *), void *cbopaque, - bool json, unsigned i, bool bins, bool large, bool mutex) { +stats_arena_print(emitter_t *emitter, unsigned i, bool bins, bool large, + bool mutex) { unsigned nthreads; const char *dss; ssize_t dirty_decay_ms, muzzy_decay_ms; size_t page, pactive, pdirty, pmuzzy, mapped, retained; - size_t base, internal, resident; + size_t base, internal, resident, metadata_thp; uint64_t dirty_npurge, dirty_nmadvise, dirty_purged; uint64_t muzzy_npurge, muzzy_nmadvise, muzzy_purged; size_t small_allocated; @@ -414,31 +539,16 @@ stats_arena_print(void (*write_cb)(void *, const char *), void *cbopaque, CTL_GET("arenas.page", &page, size_t); CTL_M2_GET("stats.arenas.0.nthreads", i, &nthreads, unsigned); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"nthreads\": %u,\n", nthreads); - } else { - malloc_cprintf(write_cb, cbopaque, - "assigned threads: %u\n", nthreads); - } + emitter_kv(emitter, "nthreads", "assigned threads", + emitter_type_unsigned, &nthreads); CTL_M2_GET("stats.arenas.0.uptime", i, &uptime, uint64_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"uptime_ns\": %"FMTu64",\n", uptime); - } else { - malloc_cprintf(write_cb, cbopaque, - "uptime: %"FMTu64"\n", uptime); - } + emitter_kv(emitter, "uptime_ns", "uptime", emitter_type_uint64, + &uptime); CTL_M2_GET("stats.arenas.0.dss", i, &dss, const char *); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"dss\": \"%s\",\n", dss); - } else { - malloc_cprintf(write_cb, cbopaque, - "dss allocation precedence: %s\n", dss); - } + emitter_kv(emitter, "dss", "dss allocation precedence", + emitter_type_string, &dss); CTL_M2_GET("stats.arenas.0.dirty_decay_ms", i, &dirty_decay_ms, ssize_t); @@ -455,205 +565,271 @@ stats_arena_print(void (*write_cb)(void *, const char *), void *cbopaque, CTL_M2_GET("stats.arenas.0.muzzy_nmadvise", i, &muzzy_nmadvise, uint64_t); CTL_M2_GET("stats.arenas.0.muzzy_purged", i, &muzzy_purged, uint64_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"dirty_decay_ms\": %zd,\n", dirty_decay_ms); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"muzzy_decay_ms\": %zd,\n", muzzy_decay_ms); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"pactive\": %zu,\n", pactive); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"pdirty\": %zu,\n", pdirty); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"pmuzzy\": %zu,\n", pmuzzy); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"dirty_npurge\": %"FMTu64",\n", dirty_npurge); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"dirty_nmadvise\": %"FMTu64",\n", dirty_nmadvise); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"dirty_purged\": %"FMTu64",\n", dirty_purged); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"muzzy_npurge\": %"FMTu64",\n", muzzy_npurge); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"muzzy_nmadvise\": %"FMTu64",\n", muzzy_nmadvise); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"muzzy_purged\": %"FMTu64",\n", muzzy_purged); - } else { - malloc_cprintf(write_cb, cbopaque, - "decaying: time npages sweeps madvises" - " purged\n"); - if (dirty_decay_ms >= 0) { - malloc_cprintf(write_cb, cbopaque, - " dirty: %5zd %12zu %12"FMTu64" %12"FMTu64" %12" - FMTu64"\n", dirty_decay_ms, pdirty, dirty_npurge, - dirty_nmadvise, dirty_purged); - } else { - malloc_cprintf(write_cb, cbopaque, - " dirty: N/A %12zu %12"FMTu64" %12"FMTu64" %12" - FMTu64"\n", pdirty, dirty_npurge, dirty_nmadvise, - dirty_purged); - } - if (muzzy_decay_ms >= 0) { - malloc_cprintf(write_cb, cbopaque, - " muzzy: %5zd %12zu %12"FMTu64" %12"FMTu64" %12" - FMTu64"\n", muzzy_decay_ms, pmuzzy, muzzy_npurge, - muzzy_nmadvise, muzzy_purged); - } else { - malloc_cprintf(write_cb, cbopaque, - " muzzy: N/A %12zu %12"FMTu64" %12"FMTu64" %12" - FMTu64"\n", pmuzzy, muzzy_npurge, muzzy_nmadvise, - muzzy_purged); - } - } - CTL_M2_GET("stats.arenas.0.small.allocated", i, &small_allocated, - size_t); - CTL_M2_GET("stats.arenas.0.small.nmalloc", i, &small_nmalloc, uint64_t); - CTL_M2_GET("stats.arenas.0.small.ndalloc", i, &small_ndalloc, uint64_t); - CTL_M2_GET("stats.arenas.0.small.nrequests", i, &small_nrequests, - uint64_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"small\": {\n"); - - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"allocated\": %zu,\n", small_allocated); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"nmalloc\": %"FMTu64",\n", small_nmalloc); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"ndalloc\": %"FMTu64",\n", small_ndalloc); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"nrequests\": %"FMTu64"\n", small_nrequests); - - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t},\n"); + emitter_row_t decay_row; + emitter_row_init(&decay_row); + + /* JSON-style emission. */ + emitter_json_kv(emitter, "dirty_decay_ms", emitter_type_ssize, + &dirty_decay_ms); + emitter_json_kv(emitter, "muzzy_decay_ms", emitter_type_ssize, + &muzzy_decay_ms); + + emitter_json_kv(emitter, "pactive", emitter_type_size, &pactive); + emitter_json_kv(emitter, "pdirty", emitter_type_size, &pdirty); + emitter_json_kv(emitter, "pmuzzy", emitter_type_size, &pmuzzy); + + emitter_json_kv(emitter, "dirty_npurge", emitter_type_uint64, + &dirty_npurge); + emitter_json_kv(emitter, "dirty_nmadvise", emitter_type_uint64, + &dirty_nmadvise); + emitter_json_kv(emitter, "dirty_purged", emitter_type_uint64, + &dirty_purged); + + emitter_json_kv(emitter, "muzzy_npurge", emitter_type_uint64, + &muzzy_npurge); + emitter_json_kv(emitter, "muzzy_nmadvise", emitter_type_uint64, + &muzzy_nmadvise); + emitter_json_kv(emitter, "muzzy_purged", emitter_type_uint64, + &muzzy_purged); + + /* Table-style emission. */ + emitter_col_t decay_type; + emitter_col_init(&decay_type, &decay_row); + decay_type.justify = emitter_justify_right; + decay_type.width = 9; + decay_type.type = emitter_type_title; + decay_type.str_val = "decaying:"; + + emitter_col_t decay_time; + emitter_col_init(&decay_time, &decay_row); + decay_time.justify = emitter_justify_right; + decay_time.width = 6; + decay_time.type = emitter_type_title; + decay_time.str_val = "time"; + + emitter_col_t decay_npages; + emitter_col_init(&decay_npages, &decay_row); + decay_npages.justify = emitter_justify_right; + decay_npages.width = 13; + decay_npages.type = emitter_type_title; + decay_npages.str_val = "npages"; + + emitter_col_t decay_sweeps; + emitter_col_init(&decay_sweeps, &decay_row); + decay_sweeps.justify = emitter_justify_right; + decay_sweeps.width = 13; + decay_sweeps.type = emitter_type_title; + decay_sweeps.str_val = "sweeps"; + + emitter_col_t decay_madvises; + emitter_col_init(&decay_madvises, &decay_row); + decay_madvises.justify = emitter_justify_right; + decay_madvises.width = 13; + decay_madvises.type = emitter_type_title; + decay_madvises.str_val = "madvises"; + + emitter_col_t decay_purged; + emitter_col_init(&decay_purged, &decay_row); + decay_purged.justify = emitter_justify_right; + decay_purged.width = 13; + decay_purged.type = emitter_type_title; + decay_purged.str_val = "purged"; + + /* Title row. */ + emitter_table_row(emitter, &decay_row); + + /* Dirty row. */ + decay_type.str_val = "dirty:"; + + if (dirty_decay_ms >= 0) { + decay_time.type = emitter_type_ssize; + decay_time.ssize_val = dirty_decay_ms; } else { - malloc_cprintf(write_cb, cbopaque, - " allocated nmalloc" - " ndalloc nrequests\n"); - malloc_cprintf(write_cb, cbopaque, - "small: %12zu %12"FMTu64" %12"FMTu64 - " %12"FMTu64"\n", - small_allocated, small_nmalloc, small_ndalloc, - small_nrequests); + decay_time.type = emitter_type_title; + decay_time.str_val = "N/A"; } - CTL_M2_GET("stats.arenas.0.large.allocated", i, &large_allocated, - size_t); - CTL_M2_GET("stats.arenas.0.large.nmalloc", i, &large_nmalloc, uint64_t); - CTL_M2_GET("stats.arenas.0.large.ndalloc", i, &large_ndalloc, uint64_t); - CTL_M2_GET("stats.arenas.0.large.nrequests", i, &large_nrequests, - uint64_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"large\": {\n"); - - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"allocated\": %zu,\n", large_allocated); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"nmalloc\": %"FMTu64",\n", large_nmalloc); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"ndalloc\": %"FMTu64",\n", large_ndalloc); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"nrequests\": %"FMTu64"\n", large_nrequests); - - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t},\n"); - } else { - malloc_cprintf(write_cb, cbopaque, - "large: %12zu %12"FMTu64" %12"FMTu64 - " %12"FMTu64"\n", - large_allocated, large_nmalloc, large_ndalloc, - large_nrequests); - malloc_cprintf(write_cb, cbopaque, - "total: %12zu %12"FMTu64" %12"FMTu64 - " %12"FMTu64"\n", - small_allocated + large_allocated, small_nmalloc + - large_nmalloc, small_ndalloc + large_ndalloc, - small_nrequests + large_nrequests); - } - if (!json) { - malloc_cprintf(write_cb, cbopaque, - "active: %12zu\n", pactive * page); - } + decay_npages.type = emitter_type_size; + decay_npages.size_val = pdirty; - CTL_M2_GET("stats.arenas.0.mapped", i, &mapped, size_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"mapped\": %zu,\n", mapped); - } else { - malloc_cprintf(write_cb, cbopaque, - "mapped: %12zu\n", mapped); - } + decay_sweeps.type = emitter_type_uint64; + decay_sweeps.uint64_val = dirty_npurge; - CTL_M2_GET("stats.arenas.0.retained", i, &retained, size_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"retained\": %zu,\n", retained); - } else { - malloc_cprintf(write_cb, cbopaque, - "retained: %12zu\n", retained); - } + decay_madvises.type = emitter_type_uint64; + decay_madvises.uint64_val = dirty_nmadvise; - CTL_M2_GET("stats.arenas.0.base", i, &base, size_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"base\": %zu,\n", base); - } else { - malloc_cprintf(write_cb, cbopaque, - "base: %12zu\n", base); - } + decay_purged.type = emitter_type_uint64; + decay_purged.uint64_val = dirty_purged; - CTL_M2_GET("stats.arenas.0.internal", i, &internal, size_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"internal\": %zu,\n", internal); - } else { - malloc_cprintf(write_cb, cbopaque, - "internal: %12zu\n", internal); - } + emitter_table_row(emitter, &decay_row); - CTL_M2_GET("stats.arenas.0.tcache_bytes", i, &tcache_bytes, size_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"tcache\": %zu,\n", tcache_bytes); - } else { - malloc_cprintf(write_cb, cbopaque, - "tcache: %12zu\n", tcache_bytes); - } + /* Muzzy row. */ + decay_type.str_val = "muzzy:"; - CTL_M2_GET("stats.arenas.0.resident", i, &resident, size_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"resident\": %zu%s\n", resident, - (bins || large || mutex) ? "," : ""); + if (muzzy_decay_ms >= 0) { + decay_time.type = emitter_type_ssize; + decay_time.ssize_val = muzzy_decay_ms; } else { - malloc_cprintf(write_cb, cbopaque, - "resident: %12zu\n", resident); + decay_time.type = emitter_type_title; + decay_time.str_val = "N/A"; } + decay_npages.type = emitter_type_size; + decay_npages.size_val = pmuzzy; + + decay_sweeps.type = emitter_type_uint64; + decay_sweeps.uint64_val = muzzy_npurge; + + decay_madvises.type = emitter_type_uint64; + decay_madvises.uint64_val = muzzy_nmadvise; + + decay_purged.type = emitter_type_uint64; + decay_purged.uint64_val = muzzy_purged; + + emitter_table_row(emitter, &decay_row); + + /* Small / large / total allocation counts. */ + emitter_row_t alloc_count_row; + emitter_row_init(&alloc_count_row); + + emitter_col_t alloc_count_title; + emitter_col_init(&alloc_count_title, &alloc_count_row); + alloc_count_title.justify = emitter_justify_left; + alloc_count_title.width = 25; + alloc_count_title.type = emitter_type_title; + alloc_count_title.str_val = ""; + + emitter_col_t alloc_count_allocated; + emitter_col_init(&alloc_count_allocated, &alloc_count_row); + alloc_count_allocated.justify = emitter_justify_right; + alloc_count_allocated.width = 12; + alloc_count_allocated.type = emitter_type_title; + alloc_count_allocated.str_val = "allocated"; + + emitter_col_t alloc_count_nmalloc; + emitter_col_init(&alloc_count_nmalloc, &alloc_count_row); + alloc_count_nmalloc.justify = emitter_justify_right; + alloc_count_nmalloc.width = 12; + alloc_count_nmalloc.type = emitter_type_title; + alloc_count_nmalloc.str_val = "nmalloc"; + + emitter_col_t alloc_count_ndalloc; + emitter_col_init(&alloc_count_ndalloc, &alloc_count_row); + alloc_count_ndalloc.justify = emitter_justify_right; + alloc_count_ndalloc.width = 12; + alloc_count_ndalloc.type = emitter_type_title; + alloc_count_ndalloc.str_val = "ndalloc"; + + emitter_col_t alloc_count_nrequests; + emitter_col_init(&alloc_count_nrequests, &alloc_count_row); + alloc_count_nrequests.justify = emitter_justify_right; + alloc_count_nrequests.width = 12; + alloc_count_nrequests.type = emitter_type_title; + alloc_count_nrequests.str_val = "nrequests"; + + emitter_table_row(emitter, &alloc_count_row); + +#define GET_AND_EMIT_ALLOC_STAT(small_or_large, name, valtype) \ + CTL_M2_GET("stats.arenas.0." #small_or_large "." #name, i, \ + &small_or_large##_##name, valtype##_t); \ + emitter_json_kv(emitter, #name, emitter_type_##valtype, \ + &small_or_large##_##name); \ + alloc_count_##name.type = emitter_type_##valtype; \ + alloc_count_##name.valtype##_val = small_or_large##_##name; + + emitter_json_dict_begin(emitter, "small"); + alloc_count_title.str_val = "small:"; + + GET_AND_EMIT_ALLOC_STAT(small, allocated, size) + GET_AND_EMIT_ALLOC_STAT(small, nmalloc, uint64) + GET_AND_EMIT_ALLOC_STAT(small, ndalloc, uint64) + GET_AND_EMIT_ALLOC_STAT(small, nrequests, uint64) + + emitter_table_row(emitter, &alloc_count_row); + emitter_json_dict_end(emitter); /* Close "small". */ + + emitter_json_dict_begin(emitter, "large"); + alloc_count_title.str_val = "large:"; + + GET_AND_EMIT_ALLOC_STAT(large, allocated, size) + GET_AND_EMIT_ALLOC_STAT(large, nmalloc, uint64) + GET_AND_EMIT_ALLOC_STAT(large, ndalloc, uint64) + GET_AND_EMIT_ALLOC_STAT(large, nrequests, uint64) + + emitter_table_row(emitter, &alloc_count_row); + emitter_json_dict_end(emitter); /* Close "large". */ + +#undef GET_AND_EMIT_ALLOC_STAT + + /* Aggregated small + large stats are emitter only in table mode. */ + alloc_count_title.str_val = "total:"; + alloc_count_allocated.size_val = small_allocated + large_allocated; + alloc_count_nmalloc.uint64_val = small_nmalloc + large_nmalloc; + alloc_count_ndalloc.uint64_val = small_ndalloc + large_ndalloc; + alloc_count_nrequests.uint64_val = small_nrequests + large_nrequests; + emitter_table_row(emitter, &alloc_count_row); + + emitter_row_t mem_count_row; + emitter_row_init(&mem_count_row); + + emitter_col_t mem_count_title; + emitter_col_init(&mem_count_title, &mem_count_row); + mem_count_title.justify = emitter_justify_left; + mem_count_title.width = 25; + mem_count_title.type = emitter_type_title; + mem_count_title.str_val = ""; + + emitter_col_t mem_count_val; + emitter_col_init(&mem_count_val, &mem_count_row); + mem_count_val.justify = emitter_justify_right; + mem_count_val.width = 12; + mem_count_val.type = emitter_type_title; + mem_count_val.str_val = ""; + + emitter_table_row(emitter, &mem_count_row); + mem_count_val.type = emitter_type_size; + + /* Active count in bytes is emitted only in table mode. */ + mem_count_title.str_val = "active:"; + mem_count_val.size_val = pactive * page; + emitter_table_row(emitter, &mem_count_row); + +#define GET_AND_EMIT_MEM_STAT(stat) \ + CTL_M2_GET("stats.arenas.0."#stat, i, &stat, size_t); \ + emitter_json_kv(emitter, #stat, emitter_type_size, &stat); \ + mem_count_title.str_val = #stat":"; \ + mem_count_val.size_val = stat; \ + emitter_table_row(emitter, &mem_count_row); + + GET_AND_EMIT_MEM_STAT(mapped) + GET_AND_EMIT_MEM_STAT(retained) + GET_AND_EMIT_MEM_STAT(base) + GET_AND_EMIT_MEM_STAT(internal) + GET_AND_EMIT_MEM_STAT(metadata_thp) + GET_AND_EMIT_MEM_STAT(tcache_bytes) + GET_AND_EMIT_MEM_STAT(resident) +#undef GET_AND_EMIT_MEM_STAT + if (mutex) { - stats_arena_mutexes_print(write_cb, cbopaque, json, - !(bins || large), i); + stats_arena_mutexes_print(emitter, i); } if (bins) { - stats_arena_bins_print(write_cb, cbopaque, json, large, mutex, - i); + stats_arena_bins_print(emitter, mutex, i); } if (large) { - stats_arena_lextents_print(write_cb, cbopaque, json, i); + stats_arena_lextents_print(emitter, i); } } static void -stats_general_print(void (*write_cb)(void *, const char *), void *cbopaque, - bool json, bool more) { +stats_general_print(emitter_t *emitter) { const char *cpv; - bool bv; + bool bv, bv2; unsigned uv; uint32_t u32v; uint64_t u64v; - ssize_t ssv; + ssize_t ssv, ssv2; size_t sv, bsz, usz, ssz, sssz, cpsz; bsz = sizeof(bool); @@ -663,365 +839,248 @@ stats_general_print(void (*write_cb)(void *, const char *), void *cbopaque, cpsz = sizeof(const char *); CTL_GET("version", &cpv, const char *); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\"version\": \"%s\",\n", cpv); - } else { - malloc_cprintf(write_cb, cbopaque, "Version: %s\n", cpv); - } + emitter_kv(emitter, "version", "Version", emitter_type_string, &cpv); /* config. */ -#define CONFIG_WRITE_BOOL_JSON(n, c) \ - if (json) { \ - CTL_GET("config."#n, &bv, bool); \ - malloc_cprintf(write_cb, cbopaque, \ - "\t\t\t\""#n"\": %s%s\n", bv ? "true" : "false", \ - (c)); \ + emitter_dict_begin(emitter, "config", "Build-time option settings"); +#define CONFIG_WRITE_BOOL(name) \ + do { \ + CTL_GET("config."#name, &bv, bool); \ + emitter_kv(emitter, #name, "config."#name, \ + emitter_type_bool, &bv); \ + } while (0) + + CONFIG_WRITE_BOOL(cache_oblivious); + CONFIG_WRITE_BOOL(debug); + CONFIG_WRITE_BOOL(fill); + CONFIG_WRITE_BOOL(lazy_lock); + emitter_kv(emitter, "malloc_conf", "config.malloc_conf", + emitter_type_string, &config_malloc_conf); + + CONFIG_WRITE_BOOL(prof); + CONFIG_WRITE_BOOL(prof_libgcc); + CONFIG_WRITE_BOOL(prof_libunwind); + CONFIG_WRITE_BOOL(stats); + CONFIG_WRITE_BOOL(utrace); + CONFIG_WRITE_BOOL(xmalloc); +#undef CONFIG_WRITE_BOOL + emitter_dict_end(emitter); /* Close "config" dict. */ + + /* opt. */ +#define OPT_WRITE(name, var, size, emitter_type) \ + if (je_mallctl("opt."name, (void *)&var, &size, NULL, 0) == \ + 0) { \ + emitter_kv(emitter, name, "opt."name, emitter_type, \ + &var); \ } - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\"config\": {\n"); +#define OPT_WRITE_MUTABLE(name, var1, var2, size, emitter_type, \ + altname) \ + if (je_mallctl("opt."name, (void *)&var1, &size, NULL, 0) == \ + 0 && je_mallctl(altname, (void *)&var2, &size, NULL, 0) \ + == 0) { \ + emitter_kv_note(emitter, name, "opt."name, \ + emitter_type, &var1, altname, emitter_type, \ + &var2); \ } - CONFIG_WRITE_BOOL_JSON(cache_oblivious, ",") +#define OPT_WRITE_BOOL(name) OPT_WRITE(name, bv, bsz, emitter_type_bool) +#define OPT_WRITE_BOOL_MUTABLE(name, altname) \ + OPT_WRITE_MUTABLE(name, bv, bv2, bsz, emitter_type_bool, altname) + +#define OPT_WRITE_UNSIGNED(name) \ + OPT_WRITE(name, uv, usz, emitter_type_unsigned) + +#define OPT_WRITE_SSIZE_T(name) \ + OPT_WRITE(name, ssv, sssz, emitter_type_ssize) +#define OPT_WRITE_SSIZE_T_MUTABLE(name, altname) \ + OPT_WRITE_MUTABLE(name, ssv, ssv2, sssz, emitter_type_ssize, \ + altname) + +#define OPT_WRITE_CHAR_P(name) \ + OPT_WRITE(name, cpv, cpsz, emitter_type_string) + + emitter_dict_begin(emitter, "opt", "Run-time option settings"); + + OPT_WRITE_BOOL("abort") + OPT_WRITE_BOOL("abort_conf") + OPT_WRITE_BOOL("retain") + OPT_WRITE_CHAR_P("dss") + OPT_WRITE_UNSIGNED("narenas") + OPT_WRITE_CHAR_P("percpu_arena") + OPT_WRITE_CHAR_P("metadata_thp") + OPT_WRITE_BOOL_MUTABLE("background_thread", "background_thread") + OPT_WRITE_SSIZE_T_MUTABLE("dirty_decay_ms", "arenas.dirty_decay_ms") + OPT_WRITE_SSIZE_T_MUTABLE("muzzy_decay_ms", "arenas.muzzy_decay_ms") + OPT_WRITE_UNSIGNED("lg_extent_max_active_fit") + OPT_WRITE_CHAR_P("junk") + OPT_WRITE_BOOL("zero") + OPT_WRITE_BOOL("utrace") + OPT_WRITE_BOOL("xmalloc") + OPT_WRITE_BOOL("tcache") + OPT_WRITE_SSIZE_T("lg_tcache_max") + OPT_WRITE_CHAR_P("thp") + OPT_WRITE_BOOL("prof") + OPT_WRITE_CHAR_P("prof_prefix") + OPT_WRITE_BOOL_MUTABLE("prof_active", "prof.active") + OPT_WRITE_BOOL_MUTABLE("prof_thread_active_init", + "prof.thread_active_init") + OPT_WRITE_SSIZE_T_MUTABLE("lg_prof_sample", "prof.lg_sample") + OPT_WRITE_BOOL("prof_accum") + OPT_WRITE_SSIZE_T("lg_prof_interval") + OPT_WRITE_BOOL("prof_gdump") + OPT_WRITE_BOOL("prof_final") + OPT_WRITE_BOOL("prof_leak") + OPT_WRITE_BOOL("stats_print") + OPT_WRITE_CHAR_P("stats_print_opts") + + emitter_dict_end(emitter); + +#undef OPT_WRITE +#undef OPT_WRITE_MUTABLE +#undef OPT_WRITE_BOOL +#undef OPT_WRITE_BOOL_MUTABLE +#undef OPT_WRITE_UNSIGNED +#undef OPT_WRITE_SSIZE_T +#undef OPT_WRITE_SSIZE_T_MUTABLE +#undef OPT_WRITE_CHAR_P + + /* prof. */ + if (config_prof) { + emitter_dict_begin(emitter, "prof", "Profiling settings"); - CTL_GET("config.debug", &bv, bool); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"debug\": %s,\n", bv ? "true" : "false"); - } else { - malloc_cprintf(write_cb, cbopaque, "Assertions %s\n", - bv ? "enabled" : "disabled"); - } + CTL_GET("prof.thread_active_init", &bv, bool); + emitter_kv(emitter, "thread_active_init", + "prof.thread_active_init", emitter_type_bool, &bv); - CONFIG_WRITE_BOOL_JSON(fill, ",") - CONFIG_WRITE_BOOL_JSON(lazy_lock, ",") + CTL_GET("prof.active", &bv, bool); + emitter_kv(emitter, "active", "prof.active", emitter_type_bool, + &bv); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"malloc_conf\": \"%s\",\n", - config_malloc_conf); - } else { - malloc_cprintf(write_cb, cbopaque, - "config.malloc_conf: \"%s\"\n", config_malloc_conf); - } + CTL_GET("prof.gdump", &bv, bool); + emitter_kv(emitter, "gdump", "prof.gdump", emitter_type_bool, + &bv); - CONFIG_WRITE_BOOL_JSON(prof, ",") - CONFIG_WRITE_BOOL_JSON(prof_libgcc, ",") - CONFIG_WRITE_BOOL_JSON(prof_libunwind, ",") - CONFIG_WRITE_BOOL_JSON(stats, ",") - CONFIG_WRITE_BOOL_JSON(thp, ",") - CONFIG_WRITE_BOOL_JSON(utrace, ",") - CONFIG_WRITE_BOOL_JSON(xmalloc, "") - - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t},\n"); - } -#undef CONFIG_WRITE_BOOL_JSON + CTL_GET("prof.interval", &u64v, uint64_t); + emitter_kv(emitter, "interval", "prof.interval", + emitter_type_uint64, &u64v); - /* opt. */ -#define OPT_WRITE_BOOL(n, c) \ - if (je_mallctl("opt."#n, (void *)&bv, &bsz, NULL, 0) == 0) { \ - if (json) { \ - malloc_cprintf(write_cb, cbopaque, \ - "\t\t\t\""#n"\": %s%s\n", bv ? "true" : \ - "false", (c)); \ - } else { \ - malloc_cprintf(write_cb, cbopaque, \ - " opt."#n": %s\n", bv ? "true" : "false"); \ - } \ - } -#define OPT_WRITE_BOOL_MUTABLE(n, m, c) { \ - bool bv2; \ - if (je_mallctl("opt."#n, (void *)&bv, &bsz, NULL, 0) == 0 && \ - je_mallctl(#m, (void *)&bv2, &bsz, NULL, 0) == 0) { \ - if (json) { \ - malloc_cprintf(write_cb, cbopaque, \ - "\t\t\t\""#n"\": %s%s\n", bv ? "true" : \ - "false", (c)); \ - } else { \ - malloc_cprintf(write_cb, cbopaque, \ - " opt."#n": %s ("#m": %s)\n", bv ? "true" \ - : "false", bv2 ? "true" : "false"); \ - } \ - } \ -} -#define OPT_WRITE_UNSIGNED(n, c) \ - if (je_mallctl("opt."#n, (void *)&uv, &usz, NULL, 0) == 0) { \ - if (json) { \ - malloc_cprintf(write_cb, cbopaque, \ - "\t\t\t\""#n"\": %u%s\n", uv, (c)); \ - } else { \ - malloc_cprintf(write_cb, cbopaque, \ - " opt."#n": %u\n", uv); \ - } \ - } -#define OPT_WRITE_SSIZE_T(n, c) \ - if (je_mallctl("opt."#n, (void *)&ssv, &sssz, NULL, 0) == 0) { \ - if (json) { \ - malloc_cprintf(write_cb, cbopaque, \ - "\t\t\t\""#n"\": %zd%s\n", ssv, (c)); \ - } else { \ - malloc_cprintf(write_cb, cbopaque, \ - " opt."#n": %zd\n", ssv); \ - } \ - } -#define OPT_WRITE_SSIZE_T_MUTABLE(n, m, c) { \ - ssize_t ssv2; \ - if (je_mallctl("opt."#n, (void *)&ssv, &sssz, NULL, 0) == 0 && \ - je_mallctl(#m, (void *)&ssv2, &sssz, NULL, 0) == 0) { \ - if (json) { \ - malloc_cprintf(write_cb, cbopaque, \ - "\t\t\t\""#n"\": %zd%s\n", ssv, (c)); \ - } else { \ - malloc_cprintf(write_cb, cbopaque, \ - " opt."#n": %zd ("#m": %zd)\n", \ - ssv, ssv2); \ - } \ - } \ -} -#define OPT_WRITE_CHAR_P(n, c) \ - if (je_mallctl("opt."#n, (void *)&cpv, &cpsz, NULL, 0) == 0) { \ - if (json) { \ - malloc_cprintf(write_cb, cbopaque, \ - "\t\t\t\""#n"\": \"%s\"%s\n", cpv, (c)); \ - } else { \ - malloc_cprintf(write_cb, cbopaque, \ - " opt."#n": \"%s\"\n", cpv); \ - } \ - } + CTL_GET("prof.lg_sample", &ssv, ssize_t); + emitter_kv(emitter, "lg_sample", "prof.lg_sample", + emitter_type_ssize, &ssv); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\"opt\": {\n"); - } else { - malloc_cprintf(write_cb, cbopaque, - "Run-time option settings:\n"); - } - OPT_WRITE_BOOL(abort, ",") - OPT_WRITE_BOOL(abort_conf, ",") - OPT_WRITE_BOOL(retain, ",") - OPT_WRITE_CHAR_P(dss, ",") - OPT_WRITE_UNSIGNED(narenas, ",") - OPT_WRITE_CHAR_P(percpu_arena, ",") - OPT_WRITE_BOOL_MUTABLE(background_thread, background_thread, ",") - OPT_WRITE_SSIZE_T_MUTABLE(dirty_decay_ms, arenas.dirty_decay_ms, ",") - OPT_WRITE_SSIZE_T_MUTABLE(muzzy_decay_ms, arenas.muzzy_decay_ms, ",") - OPT_WRITE_CHAR_P(junk, ",") - OPT_WRITE_BOOL(zero, ",") - OPT_WRITE_BOOL(utrace, ",") - OPT_WRITE_BOOL(xmalloc, ",") - OPT_WRITE_BOOL(tcache, ",") - OPT_WRITE_SSIZE_T(lg_tcache_max, ",") - OPT_WRITE_BOOL(prof, ",") - OPT_WRITE_CHAR_P(prof_prefix, ",") - OPT_WRITE_BOOL_MUTABLE(prof_active, prof.active, ",") - OPT_WRITE_BOOL_MUTABLE(prof_thread_active_init, prof.thread_active_init, - ",") - OPT_WRITE_SSIZE_T_MUTABLE(lg_prof_sample, prof.lg_sample, ",") - OPT_WRITE_BOOL(prof_accum, ",") - OPT_WRITE_SSIZE_T(lg_prof_interval, ",") - OPT_WRITE_BOOL(prof_gdump, ",") - OPT_WRITE_BOOL(prof_final, ",") - OPT_WRITE_BOOL(prof_leak, ",") - OPT_WRITE_BOOL(stats_print, ",") - if (json || opt_stats_print) { - /* - * stats_print_opts is always emitted for JSON, so as long as it - * comes last it's safe to unconditionally omit the comma here - * (rather than having to conditionally omit it elsewhere - * depending on configuration). - */ - OPT_WRITE_CHAR_P(stats_print_opts, "") - } - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t},\n"); + emitter_dict_end(emitter); /* Close "prof". */ } -#undef OPT_WRITE_BOOL -#undef OPT_WRITE_BOOL_MUTABLE -#undef OPT_WRITE_SSIZE_T -#undef OPT_WRITE_CHAR_P - /* arenas. */ - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\"arenas\": {\n"); - } + /* + * The json output sticks arena info into an "arenas" dict; the table + * output puts them at the top-level. + */ + emitter_json_dict_begin(emitter, "arenas"); CTL_GET("arenas.narenas", &uv, unsigned); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"narenas\": %u,\n", uv); - } else { - malloc_cprintf(write_cb, cbopaque, "Arenas: %u\n", uv); - } + emitter_kv(emitter, "narenas", "Arenas", emitter_type_unsigned, &uv); - if (json) { - CTL_GET("arenas.dirty_decay_ms", &ssv, ssize_t); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"dirty_decay_ms\": %zd,\n", ssv); + /* + * Decay settings are emitted only in json mode; in table mode, they're + * emitted as notes with the opt output, above. + */ + CTL_GET("arenas.dirty_decay_ms", &ssv, ssize_t); + emitter_json_kv(emitter, "dirty_decay_ms", emitter_type_ssize, &ssv); - CTL_GET("arenas.muzzy_decay_ms", &ssv, ssize_t); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"muzzy_decay_ms\": %zd,\n", ssv); - } + CTL_GET("arenas.muzzy_decay_ms", &ssv, ssize_t); + emitter_json_kv(emitter, "muzzy_decay_ms", emitter_type_ssize, &ssv); CTL_GET("arenas.quantum", &sv, size_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"quantum\": %zu,\n", sv); - } else { - malloc_cprintf(write_cb, cbopaque, "Quantum size: %zu\n", sv); - } + emitter_kv(emitter, "quantum", "Quantum size", emitter_type_size, &sv); CTL_GET("arenas.page", &sv, size_t); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"page\": %zu,\n", sv); - } else { - malloc_cprintf(write_cb, cbopaque, "Page size: %zu\n", sv); - } + emitter_kv(emitter, "page", "Page size", emitter_type_size, &sv); if (je_mallctl("arenas.tcache_max", (void *)&sv, &ssz, NULL, 0) == 0) { - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"tcache_max\": %zu,\n", sv); - } else { - malloc_cprintf(write_cb, cbopaque, - "Maximum thread-cached size class: %zu\n", sv); - } + emitter_kv(emitter, "tcache_max", + "Maximum thread-cached size class", emitter_type_size, &sv); } - if (json) { - unsigned nbins, nlextents, i; - - CTL_GET("arenas.nbins", &nbins, unsigned); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"nbins\": %u,\n", nbins); + unsigned nbins; + CTL_GET("arenas.nbins", &nbins, unsigned); + emitter_kv(emitter, "nbins", "Number of bin size classes", + emitter_type_unsigned, &nbins); - CTL_GET("arenas.nhbins", &uv, unsigned); - malloc_cprintf(write_cb, cbopaque, "\t\t\t\"nhbins\": %u,\n", - uv); + unsigned nhbins; + CTL_GET("arenas.nhbins", &nhbins, unsigned); + emitter_kv(emitter, "nhbins", "Number of thread-cache bin size classes", + emitter_type_unsigned, &nhbins); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"bin\": [\n"); - for (i = 0; i < nbins; i++) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t{\n"); + /* + * We do enough mallctls in a loop that we actually want to omit them + * (not just omit the printing). + */ + if (emitter->output == emitter_output_json) { + emitter_json_arr_begin(emitter, "bin"); + for (unsigned i = 0; i < nbins; i++) { + emitter_json_arr_obj_begin(emitter); CTL_M2_GET("arenas.bin.0.size", i, &sv, size_t); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"size\": %zu,\n", sv); + emitter_json_kv(emitter, "size", emitter_type_size, + &sv); CTL_M2_GET("arenas.bin.0.nregs", i, &u32v, uint32_t); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"nregs\": %"FMTu32",\n", u32v); + emitter_json_kv(emitter, "nregs", emitter_type_uint32, + &u32v); CTL_M2_GET("arenas.bin.0.slab_size", i, &sv, size_t); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"slab_size\": %zu\n", sv); + emitter_json_kv(emitter, "slab_size", emitter_type_size, + &sv); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t}%s\n", (i + 1 < nbins) ? "," : ""); + emitter_json_arr_obj_end(emitter); } - malloc_cprintf(write_cb, cbopaque, - "\t\t\t],\n"); + emitter_json_arr_end(emitter); /* Close "bin". */ + } - CTL_GET("arenas.nlextents", &nlextents, unsigned); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"nlextents\": %u,\n", nlextents); + unsigned nlextents; + CTL_GET("arenas.nlextents", &nlextents, unsigned); + emitter_kv(emitter, "nlextents", "Number of large size classes", + emitter_type_unsigned, &nlextents); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"lextent\": [\n"); - for (i = 0; i < nlextents; i++) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t{\n"); + if (emitter->output == emitter_output_json) { + emitter_json_arr_begin(emitter, "lextent"); + for (unsigned i = 0; i < nlextents; i++) { + emitter_json_arr_obj_begin(emitter); CTL_M2_GET("arenas.lextent.0.size", i, &sv, size_t); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\t\"size\": %zu\n", sv); + emitter_json_kv(emitter, "size", emitter_type_size, + &sv); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t}%s\n", (i + 1 < nlextents) ? "," : ""); + emitter_json_arr_obj_end(emitter); } - malloc_cprintf(write_cb, cbopaque, - "\t\t\t]\n"); - - malloc_cprintf(write_cb, cbopaque, - "\t\t}%s\n", (config_prof || more) ? "," : ""); - } - - /* prof. */ - if (config_prof && json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\"prof\": {\n"); - - CTL_GET("prof.thread_active_init", &bv, bool); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"thread_active_init\": %s,\n", bv ? "true" : - "false"); - - CTL_GET("prof.active", &bv, bool); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"active\": %s,\n", bv ? "true" : "false"); - - CTL_GET("prof.gdump", &bv, bool); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"gdump\": %s,\n", bv ? "true" : "false"); - - CTL_GET("prof.interval", &u64v, uint64_t); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"interval\": %"FMTu64",\n", u64v); - - CTL_GET("prof.lg_sample", &ssv, ssize_t); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"lg_sample\": %zd\n", ssv); - - malloc_cprintf(write_cb, cbopaque, - "\t\t}%s\n", more ? "," : ""); + emitter_json_arr_end(emitter); /* Close "lextent". */ } -} - -static void -read_global_mutex_stats( - uint64_t results[mutex_prof_num_global_mutexes][mutex_prof_num_counters]) { - char cmd[MUTEX_CTL_STR_MAX_LENGTH]; - mutex_prof_global_ind_t i; - for (i = 0; i < mutex_prof_num_global_mutexes; i++) { -#define OP(c, t) \ - gen_mutex_ctl_str(cmd, MUTEX_CTL_STR_MAX_LENGTH, \ - "mutexes", global_mutex_names[i], #c); \ - CTL_GET(cmd, (t *)&results[i][mutex_counter_##c], t); -MUTEX_PROF_COUNTERS -#undef OP - } + emitter_json_dict_end(emitter); /* Close "arenas" */ } static void -stats_print_helper(void (*write_cb)(void *, const char *), void *cbopaque, - bool json, bool merged, bool destroyed, bool unmerged, bool bins, - bool large, bool mutex) { - size_t allocated, active, metadata, resident, mapped, retained; +stats_print_helper(emitter_t *emitter, bool merged, bool destroyed, + bool unmerged, bool bins, bool large, bool mutex) { + /* + * These should be deleted. We keep them around for a while, to aid in + * the transition to the emitter code. + */ + size_t allocated, active, metadata, metadata_thp, resident, mapped, + retained; size_t num_background_threads; uint64_t background_thread_num_runs, background_thread_run_interval; CTL_GET("stats.allocated", &allocated, size_t); CTL_GET("stats.active", &active, size_t); CTL_GET("stats.metadata", &metadata, size_t); + CTL_GET("stats.metadata_thp", &metadata_thp, size_t); CTL_GET("stats.resident", &resident, size_t); CTL_GET("stats.mapped", &mapped, size_t); CTL_GET("stats.retained", &retained, size_t); - uint64_t mutex_stats[mutex_prof_num_global_mutexes][mutex_prof_num_counters]; - if (mutex) { - read_global_mutex_stats(mutex_stats); - } - if (have_background_thread) { CTL_GET("stats.background_thread.num_threads", &num_background_threads, size_t); @@ -1035,182 +1094,130 @@ stats_print_helper(void (*write_cb)(void *, const char *), void *cbopaque, background_thread_run_interval = 0; } - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\"stats\": {\n"); - - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"allocated\": %zu,\n", allocated); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"active\": %zu,\n", active); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"metadata\": %zu,\n", metadata); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"resident\": %zu,\n", resident); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"mapped\": %zu,\n", mapped); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"retained\": %zu,\n", retained); - - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"background_thread\": {\n"); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"num_threads\": %zu,\n", num_background_threads); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"num_runs\": %"FMTu64",\n", - background_thread_num_runs); - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\t\"run_interval\": %"FMTu64"\n", - background_thread_run_interval); - malloc_cprintf(write_cb, cbopaque, "\t\t\t}%s\n", - mutex ? "," : ""); + /* Generic global stats. */ + emitter_json_dict_begin(emitter, "stats"); + emitter_json_kv(emitter, "allocated", emitter_type_size, &allocated); + emitter_json_kv(emitter, "active", emitter_type_size, &active); + emitter_json_kv(emitter, "metadata", emitter_type_size, &metadata); + emitter_json_kv(emitter, "metadata_thp", emitter_type_size, + &metadata_thp); + emitter_json_kv(emitter, "resident", emitter_type_size, &resident); + emitter_json_kv(emitter, "mapped", emitter_type_size, &mapped); + emitter_json_kv(emitter, "retained", emitter_type_size, &retained); + + emitter_table_printf(emitter, "Allocated: %zu, active: %zu, " + "metadata: %zu (n_thp %zu), resident: %zu, mapped: %zu, " + "retained: %zu\n", allocated, active, metadata, metadata_thp, + resident, mapped, retained); + + /* Background thread stats. */ + emitter_json_dict_begin(emitter, "background_thread"); + emitter_json_kv(emitter, "num_threads", emitter_type_size, + &num_background_threads); + emitter_json_kv(emitter, "num_runs", emitter_type_uint64, + &background_thread_num_runs); + emitter_json_kv(emitter, "run_interval", emitter_type_uint64, + &background_thread_run_interval); + emitter_json_dict_end(emitter); /* Close "background_thread". */ + + emitter_table_printf(emitter, "Background threads: %zu, " + "num_runs: %"FMTu64", run_interval: %"FMTu64" ns\n", + num_background_threads, background_thread_num_runs, + background_thread_run_interval); - if (mutex) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"mutexes\": {\n"); - mutex_prof_global_ind_t i; - for (i = 0; i < mutex_prof_num_global_mutexes; i++) { - mutex_stats_output_json(write_cb, cbopaque, - global_mutex_names[i], mutex_stats[i], - "\t\t\t\t", - i == mutex_prof_num_global_mutexes - 1); - } - malloc_cprintf(write_cb, cbopaque, "\t\t\t}\n"); - } - malloc_cprintf(write_cb, cbopaque, - "\t\t}%s\n", (merged || unmerged || destroyed) ? "," : ""); - } else { - malloc_cprintf(write_cb, cbopaque, - "Allocated: %zu, active: %zu, metadata: %zu," - " resident: %zu, mapped: %zu, retained: %zu\n", - allocated, active, metadata, resident, mapped, retained); - - if (have_background_thread && num_background_threads > 0) { - malloc_cprintf(write_cb, cbopaque, - "Background threads: %zu, num_runs: %"FMTu64", " - "run_interval: %"FMTu64" ns\n", - num_background_threads, - background_thread_num_runs, - background_thread_run_interval); - } - if (mutex) { - mutex_prof_global_ind_t i; - for (i = 0; i < mutex_prof_num_global_mutexes; i++) { - mutex_stats_output(write_cb, cbopaque, - global_mutex_names[i], mutex_stats[i], - i == 0); - } + if (mutex) { + emitter_row_t row; + emitter_col_t name; + emitter_col_t col64[mutex_prof_num_uint64_t_counters]; + emitter_col_t col32[mutex_prof_num_uint32_t_counters]; + + emitter_row_init(&row); + mutex_stats_init_cols(&row, "", &name, col64, col32); + + emitter_table_row(emitter, &row); + emitter_json_dict_begin(emitter, "mutexes"); + + for (int i = 0; i < mutex_prof_num_global_mutexes; i++) { + mutex_stats_read_global(global_mutex_names[i], &name, + col64, col32); + emitter_json_dict_begin(emitter, global_mutex_names[i]); + mutex_stats_emit(emitter, &row, col64, col32); + emitter_json_dict_end(emitter); } + + emitter_json_dict_end(emitter); /* Close "mutexes". */ } + emitter_json_dict_end(emitter); /* Close "stats". */ + if (merged || destroyed || unmerged) { unsigned narenas; - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\"stats.arenas\": {\n"); - } + emitter_json_dict_begin(emitter, "stats.arenas"); CTL_GET("arenas.narenas", &narenas, unsigned); - { - size_t mib[3]; - size_t miblen = sizeof(mib) / sizeof(size_t); - size_t sz; - VARIABLE_ARRAY(bool, initialized, narenas); - bool destroyed_initialized; - unsigned i, j, ninitialized; - - xmallctlnametomib("arena.0.initialized", mib, &miblen); - for (i = ninitialized = 0; i < narenas; i++) { - mib[1] = i; - sz = sizeof(bool); - xmallctlbymib(mib, miblen, &initialized[i], &sz, - NULL, 0); - if (initialized[i]) { - ninitialized++; - } - } - mib[1] = MALLCTL_ARENAS_DESTROYED; + size_t mib[3]; + size_t miblen = sizeof(mib) / sizeof(size_t); + size_t sz; + VARIABLE_ARRAY(bool, initialized, narenas); + bool destroyed_initialized; + unsigned i, j, ninitialized; + + xmallctlnametomib("arena.0.initialized", mib, &miblen); + for (i = ninitialized = 0; i < narenas; i++) { + mib[1] = i; sz = sizeof(bool); - xmallctlbymib(mib, miblen, &destroyed_initialized, &sz, + xmallctlbymib(mib, miblen, &initialized[i], &sz, NULL, 0); - - /* Merged stats. */ - if (merged && (ninitialized > 1 || !unmerged)) { - /* Print merged arena stats. */ - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"merged\": {\n"); - } else { - malloc_cprintf(write_cb, cbopaque, - "\nMerged arenas stats:\n"); - } - stats_arena_print(write_cb, cbopaque, json, - MALLCTL_ARENAS_ALL, bins, large, mutex); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t}%s\n", - ((destroyed_initialized && - destroyed) || unmerged) ? "," : - ""); - } + if (initialized[i]) { + ninitialized++; } + } + mib[1] = MALLCTL_ARENAS_DESTROYED; + sz = sizeof(bool); + xmallctlbymib(mib, miblen, &destroyed_initialized, &sz, + NULL, 0); + + /* Merged stats. */ + if (merged && (ninitialized > 1 || !unmerged)) { + /* Print merged arena stats. */ + emitter_table_printf(emitter, "Merged arenas stats:\n"); + emitter_json_dict_begin(emitter, "merged"); + stats_arena_print(emitter, MALLCTL_ARENAS_ALL, bins, + large, mutex); + emitter_json_dict_end(emitter); /* Close "merged". */ + } - /* Destroyed stats. */ - if (destroyed_initialized && destroyed) { - /* Print destroyed arena stats. */ - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t\"destroyed\": {\n"); - } else { - malloc_cprintf(write_cb, cbopaque, - "\nDestroyed arenas stats:\n"); - } - stats_arena_print(write_cb, cbopaque, json, - MALLCTL_ARENAS_DESTROYED, bins, large, - mutex); - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t\t}%s\n", unmerged ? "," : - ""); - } - } + /* Destroyed stats. */ + if (destroyed_initialized && destroyed) { + /* Print destroyed arena stats. */ + emitter_table_printf(emitter, + "Destroyed arenas stats:\n"); + emitter_json_dict_begin(emitter, "destroyed"); + stats_arena_print(emitter, MALLCTL_ARENAS_DESTROYED, + bins, large, mutex); + emitter_json_dict_end(emitter); /* Close "destroyed". */ + } - /* Unmerged stats. */ - if (unmerged) { - for (i = j = 0; i < narenas; i++) { - if (initialized[i]) { - if (json) { - j++; - malloc_cprintf(write_cb, - cbopaque, - "\t\t\t\"%u\": {\n", - i); - } else { - malloc_cprintf(write_cb, - cbopaque, - "\narenas[%u]:\n", - i); - } - stats_arena_print(write_cb, - cbopaque, json, i, bins, - large, mutex); - if (json) { - malloc_cprintf(write_cb, - cbopaque, - "\t\t\t}%s\n", (j < - ninitialized) ? "," - : ""); - } - } + /* Unmerged stats. */ + if (unmerged) { + for (i = j = 0; i < narenas; i++) { + if (initialized[i]) { + char arena_ind_str[20]; + malloc_snprintf(arena_ind_str, + sizeof(arena_ind_str), "%u", i); + emitter_json_dict_begin(emitter, + arena_ind_str); + emitter_table_printf(emitter, + "arenas[%s]:\n", arena_ind_str); + stats_arena_print(emitter, i, bins, + large, mutex); + /* Close "<arena-ind>". */ + emitter_json_dict_end(emitter); } } } - - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t\t}\n"); - } + emitter_json_dict_end(emitter); /* Close "stats.arenas". */ } } @@ -1257,29 +1264,23 @@ stats_print(void (*write_cb)(void *, const char *), void *cbopaque, } } - if (json) { - malloc_cprintf(write_cb, cbopaque, - "{\n" - "\t\"jemalloc\": {\n"); - } else { - malloc_cprintf(write_cb, cbopaque, - "___ Begin jemalloc statistics ___\n"); - } + emitter_t emitter; + emitter_init(&emitter, + json ? emitter_output_json : emitter_output_table, write_cb, + cbopaque); + emitter_begin(&emitter); + emitter_table_printf(&emitter, "___ Begin jemalloc statistics ___\n"); + emitter_json_dict_begin(&emitter, "jemalloc"); if (general) { - stats_general_print(write_cb, cbopaque, json, config_stats); + stats_general_print(&emitter); } if (config_stats) { - stats_print_helper(write_cb, cbopaque, json, merged, destroyed, - unmerged, bins, large, mutex); + stats_print_helper(&emitter, merged, destroyed, unmerged, + bins, large, mutex); } - if (json) { - malloc_cprintf(write_cb, cbopaque, - "\t}\n" - "}\n"); - } else { - malloc_cprintf(write_cb, cbopaque, - "--- End jemalloc statistics ---\n"); - } + emitter_json_dict_end(&emitter); /* Closes the "jemalloc" dict. */ + emitter_table_printf(&emitter, "--- End jemalloc statistics ---\n"); + emitter_end(&emitter); } |