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Stats printing: Move global mutex stats to use emitter.

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David Goldblatt 2018-03-02 15:15:19 -08:00 committed by David Goldblatt
parent ebe0b5f828
commit 86c61d4a57
2 changed files with 113 additions and 59 deletions
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16
include/jemalloc/internal/mutex_prof.h
View File

@ -36,21 +36,21 @@ typedef enum {
} mutex_prof_arena_ind_t;
#define MUTEX_PROF_UINT64_COUNTERS \
OP(num_ops, uint64_t) \
OP(num_wait, uint64_t) \
OP(num_spin_acq, uint64_t) \
OP(num_owner_switch, uint64_t) \
OP(total_wait_time, uint64_t) \
OP(max_wait_time, uint64_t)
OP(num_ops, uint64_t, "n_lock_ops") \
OP(num_wait, uint64_t, "n_waiting") \
OP(num_spin_acq, uint64_t, "n_spin_acq") \
OP(num_owner_switch, uint64_t, "n_owner_switch") \
OP(total_wait_time, uint64_t, "total_wait_ns") \
OP(max_wait_time, uint64_t, "max_wait_ns")
#define MUTEX_PROF_UINT32_COUNTERS \
OP(max_num_thds, uint32_t)
OP(max_num_thds, uint32_t, "max_n_thds")
#define MUTEX_PROF_COUNTERS \
MUTEX_PROF_UINT64_COUNTERS \
MUTEX_PROF_UINT32_COUNTERS
#define OP(counter, type) mutex_counter_##counter,
#define OP(counter, type, human) mutex_counter_##counter,
#define COUNTER_ENUM(counter_list, t) \
typedef enum { \

136
src/stats.c
View File

@ -89,7 +89,7 @@ read_arena_bin_mutex_stats(unsigned arena_ind, unsigned bin_ind,
uint64_t results_uint64_t[mutex_prof_num_uint64_t_counters],
uint32_t results_uint32_t[mutex_prof_num_uint32_t_counters]) {
char cmd[MUTEX_CTL_STR_MAX_LENGTH];
#define OP(c, t) \
#define OP(c, t, human) \
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, \
@ -98,6 +98,63 @@ read_arena_bin_mutex_stats(unsigned arena_ind, unsigned bin_ind,
#undef OP
}
static void
mutex_stats_init_row(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;
emitter_row_init(row);
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_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]) {
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
#undef EMITTER_TYPE_uint32_t
#undef EMITTER_TYPE_uint64_t
}
static void
mutex_stats_output_json(void (*write_cb)(void *, const char *), void *cbopaque,
const char *name, uint64_t stats_uint64_t[mutex_prof_num_uint64_t_counters],
@ -109,7 +166,7 @@ mutex_stats_output_json(void (*write_cb)(void *, const char *), void *cbopaque,
mutex_prof_uint32_t_counter_ind_t k_uint32_t = 0;
char *fmt_str[2] = {"%s\t\"%s\": %"FMTu32"%s\n",
"%s\t\"%s\": %"FMTu64"%s\n"};
#define OP(c, t) \
#define OP(c, t, human) \
malloc_cprintf(write_cb, cbopaque, \
fmt_str[sizeof(t) / sizeof(uint32_t) - 1], \
json_indent, #c, (t)stats_##t[mutex_counter_##c], \
@ -342,7 +399,7 @@ read_arena_mutex_stats(unsigned arena_ind,
mutex_prof_arena_ind_t i;
for (i = 0; i < mutex_prof_num_arena_mutexes; i++) {
#define OP(c, t) \
#define OP(c, t, human) \
gen_mutex_ctl_str(cmd, MUTEX_CTL_STR_MAX_LENGTH, \
"arenas.0.mutexes", arena_mutex_names[i], #c); \
CTL_M2_GET(cmd, arena_ind, \
@ -370,7 +427,7 @@ mutex_stats_output(void (*write_cb)(void *, const char *), void *cbopaque,
(int)(20 - strlen(name)), ' ');
char *fmt_str[2] = {"%12"FMTu32, "%16"FMTu64};
#define OP(c, t) \
#define OP(c, t, human) \
malloc_cprintf(write_cb, cbopaque, \
fmt_str[sizeof(t) / sizeof(uint32_t) - 1], \
(t)stats_##t[mutex_counter_##c]);
@ -906,20 +963,26 @@ stats_general_print(emitter_t *emitter) {
}
static void
read_global_mutex_stats(
uint64_t results_uint64_t[mutex_prof_num_global_mutexes][mutex_prof_num_uint64_t_counters],
uint32_t results_uint32_t[mutex_prof_num_global_mutexes][mutex_prof_num_uint32_t_counters]) {
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];
mutex_prof_global_ind_t i;
for (i = 0; i < mutex_prof_num_global_mutexes; i++) {
#define OP(c, t) \
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", global_mutex_names[i], #c); \
CTL_GET(cmd, (t *)&results_##t[i][mutex_counter_##c], t);
MUTEX_PROF_COUNTERS
"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
@ -946,12 +1009,6 @@ stats_print_helper(emitter_t *emitter, bool merged, bool destroyed,
CTL_GET("stats.mapped", &mapped, size_t);
CTL_GET("stats.retained", &retained, size_t);
uint64_t mutex_stats_uint64_t[mutex_prof_num_global_mutexes][mutex_prof_num_uint64_t_counters];
uint32_t mutex_stats_uint32_t[mutex_prof_num_global_mutexes][mutex_prof_num_uint32_t_counters];
if (mutex) {
read_global_mutex_stats(mutex_stats_uint64_t, mutex_stats_uint32_t);
}
if (have_background_thread) {
CTL_GET("stats.background_thread.num_threads",
&num_background_threads, size_t);
@ -996,29 +1053,26 @@ stats_print_helper(emitter_t *emitter, bool merged, bool destroyed,
num_background_threads, background_thread_num_runs,
background_thread_run_interval);
if (json) {
if (mutex) {
malloc_cprintf(write_cb, cbopaque, ",\n");
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_uint64_t[i], mutex_stats_uint32_t[i],
"\t\t\t\t",
i == mutex_prof_num_global_mutexes - 1);
}
malloc_cprintf(write_cb, cbopaque, "\t\t\t}");
}
} else {
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_uint64_t[i], mutex_stats_uint32_t[i],
i == 0);
}
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];
mutex_stats_init_row(&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". */