Bug #17172: highload system got error:
| From: | sunjh at 163 dot net | Date: | Mon, 13 May 2002 06:51:57 +0000 |
| Subject: | Bug #17172: highload system got error: | ||
| Groups: | php.bugs | ||
| Request: | Send a blank email to php-bugs+get-7507@lists.php.net to get a copy of this message | ||
From: sunjh@163.net
Operating system: redhat
PHP version: 4.1.2
PHP Bug Type: Semaphore related
Bug description: highload system got error:
highload system:
when I run this script:
for($i = 0; $i < 20000; $i++){
$semid = sem_get ( 0xf01, 1, 0666 );
if ( !$semid ) {
echo "mem.mem: Can't get semaphore<BR>";
return;
}
if ( !sem_acquire( $semid ) ) {
echo "mem.mem: Can't acquire semaphore<BR>";
return;
}
if( !sem_release( $semid ) ) {
echo "mem: Can't release semaphore";
}
}
shell is return:
semop() failed acquiring SYSVSEM_SETVAL for key 0xf01: Numerical result
out of range
--
Edit bug report at http://bugs.php.net/?id=17172&edit=1
--
Fixed in CVS: http://bugs.php.net/fix.php?id=17172&r=fixedcvs
Fixed in release: http://bugs.php.net/fix.php?id=17172&r=alreadyfixed
Need backtrace: http://bugs.php.net/fix.php?id=17172&r=needtrace
Try newer version: http://bugs.php.net/fix.php?id=17172&r=oldversion
Not developer issue: http://bugs.php.net/fix.php?id=17172&r=support
Expected behavior: http://bugs.php.net/fix.php?id=17172&r=notwrong
Not enough info: http://bugs.php.net/fix.php?id=17172&r=notenoughinfo
Submitted twice: http://bugs.php.net/fix.php?id=17172&r=submittedtwice
register_globals: http://bugs.php.net/fix.php?id=17172&r=globals