On Jan 14, 2010, at 10:30 AM, Sarah Jelinek wrote: > > > jeanm wrote: >> From reading both Dave and your response I think the confusion is due to >> what we consider a checkpoint. I consider a >> checkpoint a single place in time, that is when you actually perform the zfs >> snapshot (yeah, that's implementation specific but you get the idea) You two >> seem to consider it the whole step. > > Yes, basically you are correct. A checkpoint is a grouping of functionality, > such as "Target Discovery", which is executed as a whole(unless there is a > failure). An analogous checkpoint in DC is the im-pop piece. All IPS packages > are installed at one time, and as far as I know you cannot stop in the middle > of this finalizer and restart.
>From a terminology perspective, a checkpoint as anything other than a point in time is confusing to me. A grouping that ends with a checkpoint should be called something else, I think.
