== What CRtools is == '''CRtools''' is an utility to checkpointSee main article here [http:/restore process tree. Unlike checkpoint/restore implemented completely in kernel space,it tries to achieve the same target mostly in user space. === Agenda === 1. Basic design (checkpoint == proc + SEIZE, restore == syscalls + execve) 2criu. What's required from kernel == Basic design == === Checkpoint === The checkpoint procedure relies heavily on '''org/proc''' file system, since it's a general place where crtools takes all info it needs.CR_tools]
