diff options
Diffstat (limited to 'tools/perf/bench/numa.c')
| -rw-r--r-- | tools/perf/bench/numa.c | 45 |
1 files changed, 42 insertions, 3 deletions
diff --git a/tools/perf/bench/numa.c b/tools/perf/bench/numa.c index ebfa163b80b5..870b7e665a20 100644 --- a/tools/perf/bench/numa.c +++ b/tools/perf/bench/numa.c @@ -8,6 +8,7 @@ #include "../builtin.h" #include "../util/util.h" #include "../util/parse-options.h" +#include "../util/cloexec.h" #include "bench.h" @@ -23,6 +24,7 @@ #include <pthread.h> #include <sys/mman.h> #include <sys/time.h> +#include <sys/resource.h> #include <sys/wait.h> #include <sys/prctl.h> #include <sys/types.h> @@ -51,6 +53,9 @@ struct thread_data { unsigned int loops_done; u64 val; u64 runtime_ns; + u64 system_time_ns; + u64 user_time_ns; + double speed_gbs; pthread_mutex_t *process_lock; }; @@ -180,7 +185,7 @@ static const struct option options[] = { OPT_INTEGER('H', "thp" , &p0.thp, "MADV_NOHUGEPAGE < 0 < MADV_HUGEPAGE"), OPT_BOOLEAN('c', "show_convergence", &p0.show_convergence, "show convergence details"), OPT_BOOLEAN('m', "measure_convergence", &p0.measure_convergence, "measure convergence latency"), - OPT_BOOLEAN('q', "quiet" , &p0.show_quiet, "bzero the initial allocations"), + OPT_BOOLEAN('q', "quiet" , &p0.show_quiet, "quiet mode"), OPT_BOOLEAN('S', "serialize-startup", &p0.serialize_startup,"serialize thread startup"), /* Special option string parsing callbacks: */ @@ -828,6 +833,9 @@ static int count_process_nodes(int process_nr) td = g->threads + task_nr; node = numa_node_of_cpu(td->curr_cpu); + if (node < 0) /* curr_cpu was likely still -1 */ + return 0; + node_present[node] = 1; } @@ -882,6 +890,11 @@ static void calc_convergence_compression(int *strong) for (p = 0; p < g->p.nr_proc; p++) { unsigned int nodes = count_process_nodes(p); + if (!nodes) { + *strong = 0; + return; + } + nodes_min = min(nodes, nodes_min); nodes_max = max(nodes, nodes_max); } @@ -1034,6 +1047,7 @@ static void *worker_thread(void *__tdata) u64 bytes_done; long work_done; u32 l; + struct rusage rusage; bind_to_cpumask(td->bind_cpumask); bind_to_memnode(td->bind_node); @@ -1186,6 +1200,13 @@ static void *worker_thread(void *__tdata) timersub(&stop, &start0, &diff); td->runtime_ns = diff.tv_sec * 1000000000ULL; td->runtime_ns += diff.tv_usec * 1000ULL; + td->speed_gbs = bytes_done / (td->runtime_ns / 1e9) / 1e9; + + getrusage(RUSAGE_THREAD, &rusage); + td->system_time_ns = rusage.ru_stime.tv_sec * 1000000000ULL; + td->system_time_ns += rusage.ru_stime.tv_usec * 1000ULL; + td->user_time_ns = rusage.ru_utime.tv_sec * 1000000000ULL; + td->user_time_ns += rusage.ru_utime.tv_usec * 1000ULL; free_data(thread_data, g->p.bytes_thread); @@ -1395,7 +1416,7 @@ static void print_res(const char *name, double val, if (!name) name = "main,"; - if (g->p.show_quiet) + if (!g->p.show_quiet) printf(" %-30s %15.3f, %-15s %s\n", name, val, txt_unit, txt_short); else printf(" %14.3f %s\n", val, txt_long); @@ -1412,7 +1433,7 @@ static int __bench_numa(const char *name) double runtime_sec_min; int wait_stat; double bytes; - int i, t; + int i, t, p; if (init()) return -1; @@ -1548,6 +1569,24 @@ static int __bench_numa(const char *name) print_res(name, bytes / runtime_sec_max / 1e9, "GB/sec,", "total-speed", "GB/sec total speed"); + if (g->p.show_details >= 2) { + char tname[32]; + struct thread_data *td; + for (p = 0; p < g->p.nr_proc; p++) { + for (t = 0; t < g->p.nr_threads; t++) { + memset(tname, 0, 32); + td = g->threads + p*g->p.nr_threads + t; + snprintf(tname, 32, "process%d:thread%d", p, t); + print_res(tname, td->speed_gbs, + "GB/sec", "thread-speed", "GB/sec/thread speed"); + print_res(tname, td->system_time_ns / 1e9, + "secs", "thread-system-time", "system CPU time/thread"); + print_res(tname, td->user_time_ns / 1e9, + "secs", "thread-user-time", "user CPU time/thread"); + } + } + } + free(pids); deinit(); |