Ceph Basics

You might have heard  much about commercial storage solution which provides fault-tolerant. What about if you get such storage solution on open source platform? Ceph is fault-tolerant distributed clustered file system.  It’s not just a simple filesystem. It’s a filesystem,…

LVM Cache

LVM labels and volume group (VG) metadata stored inside physical volume. On Linux system startup vgscan command scan block devices of system and looking for LVM lables. Physical Volume(PV) scanned and Volume Group(VG) list prepared from VG metadata stored in…