Right. If you do begin backup/end backup, you should *not* snapshot online redo, and you get a recoverable snapshot. If you do *not* do begin/end backup, you *should* snapshot the online redo logs, and you get restartable snapshot. Hope that helps, -Mark From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Andrew Kerber Sent: Tuesday, July 06, 2010 12:19 PM To: post.ethan@xxxxxxxxx Cc: oracle-l Subject: Re: VMWARE Snapshots to backup Oracle I am not using it, but I understand that it works as long as you use the alter database begin backup command prior to taking the snapshot (and the alter database end backup command after taking it). On Tue, Jul 6, 2010 at 10:18 AM, Ethan Post <post.ethan@xxxxxxxxx<mailto:post.ethan@xxxxxxxxx>> wrote: Anyone using snapshots to backup Oracle? Does it work? Anything I need to know? -- Andrew W. Kerber 'If at first you dont succeed, dont take up skydiving.'