Files
mckernel/test/rusage/rusage100.c
2017-09-20 19:48:32 +09:00

82 lines
2.7 KiB
C

#include <stdio.h>
#include <sys/mman.h>
#include <unistd.h>
#include <sys/syscall.h> /* For SYS_xxx definitions */
#include "ihklib.h"
#include "mckernel/ihklib_rusage.h"
#define DEBUG
#ifdef DEBUG
#define dprintf(...) \
do { \
char msg[1024]; \
sprintf(msg, __VA_ARGS__); \
fprintf(stderr, "%s,%s", __FUNCTION__, msg); \
} while (0);
#else
#define dprintf(...) do { } while (0)
#endif
#define CHKANDJUMP(cond, err, ...) \
do { \
if(cond) { \
dprintf(__VA_ARGS__); \
ret = err; \
goto fn_fail; \
} \
} while(0)
int sz_anon[] = {
4 * (1ULL<<10),
2 * (1ULL<<20),
1 * (1ULL<<30),
134217728};
#define SZ_INDEX 0
#define NLOOP 2
int main(int argc, char** argv) {
int i, j, ret = 0, ret_ihklib;
void* mem;
struct mckernel_rusage rusage;
for (j = 0; j < NLOOP; j++) {
mem = mmap(0, sz_anon[SZ_INDEX], PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
CHKANDJUMP(mem == MAP_FAILED, 255, "mmap failed\n");
*((unsigned long*)mem) = 0x123456789abcdef0;
ret = syscall(900);
CHKANDJUMP(ret != 0, 255, "syscall failed\n");
ret = ihk_os_getrusage(0, &rusage, sizeof(rusage));
CHKANDJUMP(ret != 0, 255, "ihk_os_getrusage failed\n");
for (i = 0; i < IHK_MAX_NUM_PGSIZES; i++) {
printf("memory_stat_rss[%d]=%ld\n", i, rusage.memory_stat_rss[i]);
printf("memory_stat_mapped_file[%d]=%ld\n", i, rusage.memory_stat_mapped_file[i]);
}
printf("memory_max_usage=%ld\n", rusage.memory_max_usage);
printf("memory_kmem_usage=%ld\n", rusage.memory_kmem_usage);
printf("memory_kmem_max_usage=%ld\n", rusage.memory_kmem_max_usage);
#define NUM_NUMA_NODES 2
for (i = 0; i < NUM_NUMA_NODES; i++) {
printf("memory_numa_stat[%d]=%ld\n", i, rusage.memory_numa_stat[i]);
}
#define NUM_CPUS 2
for (i = 0; i < NUM_CPUS; i++) {
printf("cpuacct_usage_percpu[%d]=%ld\n", i, rusage.cpuacct_usage_percpu[i]);
}
printf("cpuacct_stat_system=%ld\n", rusage.cpuacct_stat_system);
printf("cpuacct_stat_user=%ld\n", rusage.cpuacct_stat_user);
printf("cpuacct_usage=%ld\n", rusage.cpuacct_usage);
printf("num_threads=%d\n", rusage.num_threads);
printf("max_num_threads=%d\n", rusage.max_num_threads);
}
fn_exit:
return ret;
fn_fail:
goto fn_exit;
}