On Tue, 7 Dec 1999, Luoqi Chen wrote:

> > I've seen this exact same thing before too.  In fact it was two rather
> > annoying things, one being a single solitary last buffer that wouldn't
> > sync and thus left the whole fs marked dirty, and then fsck would check
> > it, see it was fine, but mount wouldn't recognize that it was clean.
> > 
> > 'Course I saw this this morning too.  Yes, with a new kernel, new devices,
> > ata driver, and new world.  'Twas very odd.
> > 
> > - alex
> > 
> I'd like to add something about the last buffer wouldn't sync. This occurs
> when a shutdown syscall is issued when the syncer process is asleep waiting
> for a buffer write to complete. The write will never complete, because the
> syncer won't be given a chance to run again, and the buffer will stay marked
> as busy and become the buffer that wouldn't sync. I haven't thought about
> a clean way of handling this situation, maybe some of you out there have
> better ideas...

Ah. That *could* be happening to me, but this happens even with a
quiescent system (I mean, several times with nothing happening).





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