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Test "fix: Bug for getrusage" on arm64

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The following test set:
  fix: Bug for getrusage return incorrect ru_maxrss
  fix: Bug for getrusage(RUSAGE_CHILDREN) return parent info (POSTK_DEBUG_TEMP_FIX_72)
  fix: Bug for getrusage often return incorrect ru_stime

Change-Id: I6734b1e34565d5d2715f9901a04ba5b6f0278032
Refs: #1032
Refs: #1033
Refs: #1034
This commit is contained in:
Shiratori, Takehiro
2018-12-04 17:16:51 +09:00
committed by Masamichi Takagi
parent a11d4d7a9d
commit ec844bb6e3
37 changed files with 1746 additions and 0 deletions
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94
test/mng_mod/issues/1032-34/x86_64/CT_007.c Normal file
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/mman.h>
#include "./test_chk.h"
#include "./test_rusage.h"
#define TEST_NAME "CT_007"
int main(int argc, char* argv[])
{
int rc;
char *buf = NULL, *buf_child = NULL;
struct rusage cur_rusage;
long cur_utime, cur_stime, cur_maxrss;
long delta_utime, delta_stime, delta_maxrss;
long prev_utime = 0, prev_stime = 0, prev_maxrss = 0;
int pid, status;
printf("---- just started ----\n");
/* check rusage 1st */
rc = getrusage(RUSAGE_CHILDREN, &cur_rusage);
CHKANDJUMP(rc == -1, "getrusage 1st");
cur_maxrss = get_rusage_maxrss(&cur_rusage);
delta_maxrss = cur_maxrss - prev_maxrss;
printf("[ RUSAGE_CHILDREN ]\n");
OKNG(cur_maxrss != 0,
" maxrss: %d KB (+ %d KB)", cur_maxrss, delta_maxrss);
prev_maxrss = cur_maxrss;
printf("---- fork child process ----\n");
pid = fork();
CHKANDJUMP(pid == -1, "fork");
if (pid == 0) { /* child */
/* add utime 1sec */
printf(" ---- add utime 1sec in child ----\n");
add_utime(1);
/* mmap 16MB */
printf(" ---- mmap and access 16MB (%d KB) in child ----\n", 16 * 1024);
buf = mmap(0, 16 * M_BYTE, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
CHKANDJUMP(!buf, "mmap");
memset(buf, 0xff, 16 * M_BYTE);
/* munmap 16MB */
printf(" ---- munmap 16MB (%d KB) in child ----\n", 16 * 1024);
munmap(buf, 16 * M_BYTE);
printf(" ---- child process exit ----\n");
_exit(123);
} else { /* parent */
/* mmap 32MB */
printf("---- mmap and access 32MB (%d KB) in parent ----\n", 32 * 1024);
buf = mmap(0, 32 * M_BYTE, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
CHKANDJUMP(!buf, "mmap");
memset(buf, 0xff, 32 * M_BYTE);
/* munmap 32MB */
printf("---- munmap 32MB (%d KB) in parent ----\n", 32 * 1024);
munmap(buf, 32 * M_BYTE);
printf("---- wait child's exit ----\n");
rc = waitpid(pid, &status, 0);
CHKANDJUMP(rc == -1, "waitpid");
}
/* check rusage 2nd */
rc = getrusage(RUSAGE_CHILDREN, &cur_rusage);
CHKANDJUMP(rc == -1, "getrusage 2nd");
cur_maxrss = get_rusage_maxrss(&cur_rusage);
delta_maxrss = cur_maxrss - prev_maxrss;
printf("[ RUSAGE_CHILDREN ]\n");
OKNG(cur_maxrss < 16 * 1024 || cur_maxrss > 32 * 1024,
" maxrss: %d KB (+ %d KB) <- 子プロセス終了後に更新 (プロセス生成時の5～6M + mmapでの16M)",
cur_maxrss, delta_maxrss);
prev_maxrss = cur_maxrss;
printf("*** %s PASS\n\n", TEST_NAME);
return 0;
fn_fail:
printf("*** %s FAILED\n\n", TEST_NAME);
return -1;
}