Changing Limits for Services with CentOS 7 / RHEL 7 / Systemd 6

Hitting too many open file limit for apache? In the previous OS versions, changing limits like open file number would be set in /etc/security/limits.conf or directly inside the start up script. In some ways the new method brings better organization to the limits, but its change is very confusing to people who were expecting the ...

Installing Software RAID on Centos 5/6/7 via SSH 11

Considering number of dedicated server rentals that just gives JBOD, setting up your own software raid is quite handy.┬áThis tutorial goes over the very basic of how it’s done. All of this should be done under root. Let’s say you have 3 disks: sda, sdb & sdc. The OS is mounted on the sda, so ...