If you are not able to restart apache successfully on your linux server , Please check the error with apache error logs
tail -f /usr/local/apache/log/error_log
if you are getting
pid file /usr/local/apache/logs/httpd.pid overwritten —
Unclean shutdown of previous Apache run?
semget: No space left on device
you can get it resolved with following steps:
The error specifies that there is no more space left in Semaphore Arrays for Apache. You can check the semaphore are with
#ipcs -s
The result will be as
—— Semaphore Arrays ——–
key semid owner perms nsems
0×00000000 9601024 nobody 600 1
0×00000000 9633793 nobody 600 1
So you need to remove nobody
#for i in `ipcs -s | awk ‘{print $2}’`; do ipcrm -s $i;done
then restart apache services
#service httpd restart
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