Hi I test the latest sheepdog v0.9.3_rc0. It differ the recovery speed between v0.9.2 and v0.9.3_rc0. System environment and VDI size is almost same. recovery time v0.9.2 about 10 minutes v0.9.3_rc0 about 40 minutes Do you change the recovery process ? Thanks. -- 阿部 道明 <abe at atworks.co.jp>