On Tue, Mar 21, 2006 at 11:40:44AM -0800, John Kozubik wrote: > > > On Tue, 21 Mar 2006, Kris Kennaway wrote: > > > > This next one is complicated, and I haven't submitted a PR for it yet, but > > > I believe it is quite serious for reasons I will expand on below. > > > > > > The problem is: If you completely fill a filesystem (109% usage in `df` > > > on most systems) that has a snapshot on it, the system becomes very > > > unresponsive - all interactive and disk response lags terribly and, > > > although the system is not hung, it is in many cases unusable. > > > > Yes :-( This will probably not be fixable in time for 6.1, but > > hopefully it will be addressed in the future. FYI, the system may > > also panic in this situation. > > > Because my original description of this behavior was so vague, I was going > to try to reproduce it again with more details, however it sounds like you > have already witnessed this and know more about it than I do. > > Is that true ? Can I skip a few hours of trying to reproduce this ? Yes, I'm easily able to reproduce it, and I'm told that fixing it will require fairly extensive work & testing. Kris
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