Sheepdog ProjectOverview Sheepdog is a distributed storage system for KVM. It provides highly available block level storage volumes that can be attached to KVM virtual machines. Sheepdog supports advanced volume management features such as snapshot, cloning, and thin provisioning. sheep is a disk I/O management process, dog is a cluster management process, and KVM is patched virtual machine monitor
JF: Linux Kernel 2.6 Documentation: dentry-locking.txt
