Starting from kernel 2.6.24, Linux supports 6 different types of namespaces. Namespaces are useful in…
How to replace a failed harddisk in Linux software RAID
This guide shows how to remove a failed hard drive from a Linux RAID1 array (software RAID), and how to add a new hard disk to the RAID1 array without losing data. I will use gdisk to copy the partition scheme, so it will work with large harddisks with GPT (GUID Partition Table) too.