I would have thought so. All I have is the fact that I ended up with a datafile where Oracle and the OS couldn't agree on how long it was (and the comments of the Dell tech). I can't claim to be a Windows or PERC expert, nor have I pursued a rigorous analysis of the problem. I probably should --- but I know that I won't have the time. On 12/12/05, Pete Sharman <peter.sharman@xxxxxxxxxx> wrote: > If memory serves me correctly (which ain't guaranteed at 3 in the morning!) > that heartbeat is once every three seconds isn't it? If so, you would need a > database with a HUGE number of datafiles before that should cause any > problems to a controller surely? Of course, I could be misunderstanding your > point, in which case you're free to ignore me. :) > > > Pete -- //www.freelists.org/webpage/oracle-l