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Add background thread related stats.

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This commit is contained in:
Qi Wang
2017-05-12 12:30:33 -07:00
committed by Qi Wang
parent b693c7868e
commit 2bee0c6251
9 changed files with 214 additions and 21 deletions
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40
src/stats.c
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@@ -1013,6 +1013,8 @@ 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;
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);
@@ -1026,6 +1028,19 @@ stats_print_helper(void (*write_cb)(void *, const char *), void *cbopaque,
read_global_mutex_stats(mutex_stats);
}
if (have_background_thread) {
CTL_GET("stats.background_thread.num_threads",
&num_background_threads, size_t);
CTL_GET("stats.background_thread.num_runs",
&background_thread_num_runs, uint64_t);
CTL_GET("stats.background_thread.run_interval",
&background_thread_run_interval, uint64_t);
} else {
num_background_threads = 0;
background_thread_num_runs = 0;
background_thread_run_interval = 0;
}
if (json) {
malloc_cprintf(write_cb, cbopaque,
"\t\t\"stats\": {\n");
@@ -1041,7 +1056,21 @@ stats_print_helper(void (*write_cb)(void *, const char *), void *cbopaque,
malloc_cprintf(write_cb, cbopaque,
"\t\t\t\"mapped\": %zu,\n", mapped);
malloc_cprintf(write_cb, cbopaque,
"\t\t\t\"retained\": %zu%s\n", retained, mutex ? "," : "");
"\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 ? "," : "");
if (mutex) {
malloc_cprintf(write_cb, cbopaque,
"\t\t\t\"mutexes\": {\n");
@@ -1061,6 +1090,15 @@ stats_print_helper(void (*write_cb)(void *, const char *), void *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++) {