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handle 32 bit mutex counters

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This commit is contained in:
Rajeev Misra 2017-12-30 14:31:34 -08:00 committed by David Goldblatt
parent d41b19f9c7
commit f47e39d11a
2 changed files with 69 additions and 45 deletions
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25
include/jemalloc/internal/mutex_prof.h
View File

@ -35,21 +35,34 @@ typedef enum {
mutex_prof_num_arena_mutexes
} mutex_prof_arena_ind_t;
#define MUTEX_PROF_COUNTERS \
#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(max_wait_time, uint64_t)
#define MUTEX_PROF_UINT32_COUNTERS \
OP(max_num_thds, uint32_t)
typedef enum {
#define MUTEX_PROF_COUNTERS \
MUTEX_PROF_UINT64_COUNTERS \
MUTEX_PROF_UINT32_COUNTERS
#define OP(counter, type) mutex_counter_##counter,
MUTEX_PROF_COUNTERS
#define COUNTER_ENUM(counter_list, t) \
typedef enum { \
counter_list \
mutex_prof_num_##t##_counters \
} mutex_prof_##t##_counter_ind_t;
COUNTER_ENUM(MUTEX_PROF_UINT64_COUNTERS, uint64_t)
COUNTER_ENUM(MUTEX_PROF_UINT32_COUNTERS, uint32_t)
#undef COUNTER_ENUM
#undef OP
mutex_prof_num_counters
} mutex_prof_counter_ind_t;
typedef struct {
/*

83
src/stats.c
View File

@ -85,34 +85,38 @@ 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]) {
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) \
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
(t *)&results_##t[mutex_counter_##c], t);
MUTEX_PROF_COUNTERS
#undef OP
}
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 *name, uint64_t stats_uint64_t[mutex_prof_num_uint64_t_counters],
uint32_t stats_uint32_t[mutex_prof_num_uint32_t_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;
mutex_prof_uint64_t_counter_ind_t k_uint64_t = 0;
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) \
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
json_indent, #c, (t)stats_##t[mutex_counter_##c], \
(++k_##t && k_uint32_t == mutex_prof_num_uint32_t_counters) ? "" : ",");
MUTEX_PROF_COUNTERS
#undef OP
malloc_cprintf(write_cb, cbopaque, "%s}%s\n", json_indent,
malloc_cprintf(write_cb, cbopaque, "%s}%s\n", json_indent,
last ? "" : ",");
}
@ -192,10 +196,11 @@ stats_arena_bins_print(void (*write_cb)(void *, const char *), void *cbopaque,
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);
uint64_t mutex_stats_64[mutex_prof_num_uint64_t_counters];
uint32_t mutex_stats_32[mutex_prof_num_uint32_t_counters];
read_arena_bin_mutex_stats(i, j, mutex_stats_64, mutex_stats_32);
mutex_stats_output_json(write_cb, cbopaque,
"mutex", mutex_stats, "\t\t\t\t\t\t", true);
"mutex", mutex_stats_64, mutex_stats_32, "\t\t\t\t\t\t", true);
}
malloc_cprintf(write_cb, cbopaque,
"\t\t\t\t\t}%s\n",
@ -222,9 +227,10 @@ stats_arena_bins_print(void (*write_cb)(void *, const char *), void *cbopaque,
not_reached();
}
}
uint64_t mutex_stats[mutex_prof_num_counters];
uint64_t mutex_stats_64[mutex_prof_num_uint64_t_counters];
uint32_t mutex_stats_32[mutex_prof_num_uint32_t_counters];
if (mutex) {
read_arena_bin_mutex_stats(i, j, mutex_stats);
read_arena_bin_mutex_stats(i, j, mutex_stats_64, mutex_stats_32);
}
malloc_cprintf(write_cb, cbopaque, "%20zu %3u %12zu %12"
@ -239,14 +245,14 @@ stats_arena_bins_print(void (*write_cb)(void *, const char *), void *cbopaque,
malloc_cprintf(write_cb, cbopaque,
" %12"FMTu64" %12"FMTu64" %12"FMTu64
" %14"FMTu64" %14"FMTu64" %12"FMTu64
" %10"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_num_owner_switch],
mutex_stats[mutex_counter_total_wait_time],
mutex_stats[mutex_counter_max_wait_time],
mutex_stats[mutex_counter_max_num_thds]);
" %10"FMTu32"\n",
mutex_stats_64[mutex_counter_num_ops],
mutex_stats_64[mutex_counter_num_wait],
mutex_stats_64[mutex_counter_num_spin_acq],
mutex_stats_64[mutex_counter_num_owner_switch],
mutex_stats_64[mutex_counter_total_wait_time],
mutex_stats_64[mutex_counter_max_wait_time],
mutex_stats_32[mutex_counter_max_num_thds]);
} else {
malloc_cprintf(write_cb, cbopaque, "\n");
}
@ -329,7 +335,8 @@ stats_arena_lextents_print(void (*write_cb)(void *, const char *),
static void
read_arena_mutex_stats(unsigned arena_ind,
uint64_t results[mutex_prof_num_arena_mutexes][mutex_prof_num_counters]) {
uint64_t results_uint64_t[mutex_prof_num_arena_mutexes][mutex_prof_num_uint64_t_counters],
uint32_t results_uint32_t[mutex_prof_num_arena_mutexes][mutex_prof_num_uint32_t_counters]) {
char cmd[MUTEX_CTL_STR_MAX_LENGTH];
mutex_prof_arena_ind_t i;
@ -338,7 +345,7 @@ read_arena_mutex_stats(unsigned arena_ind,
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);
(t *)&results_##t[i][mutex_counter_##c], t);
MUTEX_PROF_COUNTERS
#undef OP
}
@ -346,7 +353,8 @@ MUTEX_PROF_COUNTERS
static void
mutex_stats_output(void (*write_cb)(void *, const char *), void *cbopaque,
const char *name, uint64_t stats[mutex_prof_num_counters],
const char *name, uint64_t stats_uint64_t[mutex_prof_num_uint64_t_counters],
uint32_t stats_uint32_t[mutex_prof_num_uint32_t_counters],
bool first_mutex) {
if (first_mutex) {
/* Print title. */
@ -364,7 +372,7 @@ mutex_stats_output(void (*write_cb)(void *, const char *), void *cbopaque,
#define OP(c, t) \
malloc_cprintf(write_cb, cbopaque, \
fmt_str[sizeof(t) / sizeof(uint32_t) - 1], \
(t)stats[mutex_counter_##c]);
(t)stats_##t[mutex_counter_##c]);
MUTEX_PROF_COUNTERS
#undef OP
malloc_cprintf(write_cb, cbopaque, "\n");
@ -373,8 +381,9 @@ MUTEX_PROF_COUNTERS
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);
uint64_t mutex_stats_64[mutex_prof_num_arena_mutexes][mutex_prof_num_uint64_t_counters];
uint32_t mutex_stats_32[mutex_prof_num_arena_mutexes][mutex_prof_num_uint32_t_counters];
read_arena_mutex_stats(arena_ind, mutex_stats_64, mutex_stats_32);
/* Output mutex stats. */
if (json) {
@ -383,7 +392,7 @@ stats_arena_mutexes_print(void (*write_cb)(void *, const char *),
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],
arena_mutex_names[i], mutex_stats_64[i], mutex_stats_32[i],
"\t\t\t\t\t", (i == last_mutex));
}
malloc_cprintf(write_cb, cbopaque, "\t\t\t\t}%s\n",
@ -392,7 +401,7 @@ stats_arena_mutexes_print(void (*write_cb)(void *, const char *),
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);
arena_mutex_names[i], mutex_stats_64[i], mutex_stats_32[i], i == 0);
}
}
}
@ -1004,7 +1013,8 @@ stats_general_print(void (*write_cb)(void *, const char *), void *cbopaque,
static void
read_global_mutex_stats(
uint64_t results[mutex_prof_num_global_mutexes][mutex_prof_num_counters]) {
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]) {
char cmd[MUTEX_CTL_STR_MAX_LENGTH];
mutex_prof_global_ind_t i;
@ -1012,7 +1022,7 @@ read_global_mutex_stats(
#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);
CTL_GET(cmd, (t *)&results_##t[i][mutex_counter_##c], t);
MUTEX_PROF_COUNTERS
#undef OP
}
@ -1035,9 +1045,10 @@ stats_print_helper(void (*write_cb)(void *, const char *), void *cbopaque,
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];
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);
read_global_mutex_stats(mutex_stats_uint64_t, mutex_stats_uint32_t);
}
if (have_background_thread) {
@ -1091,7 +1102,7 @@ stats_print_helper(void (*write_cb)(void *, const char *), void *cbopaque,
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],
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);
}
@ -1118,7 +1129,7 @@ stats_print_helper(void (*write_cb)(void *, const char *), void *cbopaque,
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],
global_mutex_names[i], mutex_stats_uint64_t[i], mutex_stats_uint32_t[i],
i == 0);
}
}