SQL defaults to 0 which I think checkpoints every 60 seconds or so.. and to me unless you have a DB that does not scale well to the task and has massive writes and a poorly configured disk system ...

You really didn't read the post did you?<BR><BR>It's not that I'm not doing backups, I'm just not sure how often teh transaction logs should be backed up, and relative to when the full/diff is run ...