On my lab machines I use a pair of physical disks, configured in a RAID 1 with MD, with LVM on top of that. This gives me a lot of flexibility with full redundancy. However recently I had a failure of a drive. Identify the Failure Here is what MD…
ZFS: Send and Receive
ZFS gives us the ability to move data with ZFS send and receive. This can be used to combine snapshots, create full or incremental backups, or replicate data between servers on your LAN or even over the WAN. Local Backup with Send This is very simple, simply perform a send…
Adventures in ZFS: NFS Exports on Solaris 10 and 11
So with ZFS you really have two ways of configuring your NFS exports, you can do it the old fashioned way (read: /etc/dfs/dfstab and share command). Or the super-duper easy method… Use ZFS metadata, and allow ZFS to configure the export for you. The reason why you might choose this…
Linux-LVM: Resize Partition to Grow LVM Volume Group
Logical Volume Manager makes the dynamic expansion of file systems dead stupid simple. However there is a weakness, if you are using a partitioned file system as your Physical Volume (PV) then you will end up needing to expand the file system if you ever need to grow the actual…