Tag «CentOS»

Add new HDD to existing CentOS 6.x LVM

Check if you can find the for newly added HDD: or use: If you cannot find your device force a rescan with: Now you should see a new device, with: or: Let’s presume its sdc, meaning it’s the 3th scsi/sata/sas drive added to this system. Create a new partition using fdisk: while in fdisk use …

Creating a HA cluster using two Centos 6.x servers

Important info in regards to CentOS 6.5 Due to consequence of multilib support and PATH handling heartbeat’s init scripts wont work on Centos 6.5. The easiest way to fix it is to install heartbeat 3.0.4-2 that is not currently in the epel repo, but can be downloaded from here: http://koji.fedoraproject.org/koji/taskinfo?taskID=6241294 Note: you will need both heartbeat-3.0.4-2.el6.x86_64.rpm and heartbeat-libs-3.0.4-2.el6.x86_64.rpm packages. …