Squid kurulurken aşağıdaki gibi bir hata mesajı alıyorsanız; grep squid-cf__metadata.sh /var/log/messages Sep 29 08:05:33 rhel7-satellite squid: Ipc::Mem::Segment::create failed to shm_open(/squid-cf__metadata.shm): (13) Permission denied Sep 29 08:15:37 rhel7-satellite squid: Ipc::Mem::Segment::create failed to shm_open(/squid-cf__metadata.shm): (13) Permission denied Sep 29 08:16:07 rhel7-satellite squid: Ipc::Mem::Segment::create failed to shm_open(/squid-cf__metadata.shm): (13) Permission denied Sep 29 08:17:26 rhel7-satellite squid: Ipc::Mem::Segment::create failed to shm_open(/squid-cf__metadata.shm): (13) Permission denied Sep 29 08:18:55 rhel7-satellite squid: Ipc::Mem::Segment::create failed to shm_open(/squid-cf__metadata.shm): (13) Permission denied Sep 29 08:21:18 rhel7-satellite squid: Ipc::Mem::Segment::create failed to shm_open(/squid-cf__metadata.shm): (13) Permission denied Sep 29 08:33:48 rhel7-satellite squid: Ipc::Mem::Segment::create failed to shm_open(/squid-cf__m