another? NFS deadlock on 9.2-PRERELEASE

[Rick Macklem]

Daniel Braniss wrote:
> > Daniel Braniss wrote:
> > > I upgraded our web server, and only after 3 hours it hung :-(
> > > (as a side note, I have 2 other web servers, also running 9.2
> > > doing
> > > great :-)
> > > go figure.
> > > 
> > > anyways, in
> > > 	ftp://ftp.cs.huji.ac.il/users/danny/freebsd/core.txt/0
> > > 
> > > is the info after a forced panic.
> > > 
> > Looks like the same hang to me. Several threads are sleeping on
> > "pgrbwt"
> > and lots are waiting for an NFS vnode lock.
> > 
> > It should be fixed in RC3 (or revert r250907). If it still hangs
> > with
> > RC3 (or r250907 reverted), email again.
> > 
> im following stable, hence it's till calling itself 9.2-PRERELEASE,
> but
> I did a sync this morning - local time, after rc3 was anounced.
> but after 3.45 minutes is hung, data in
> 	ftp://ftp.cs.huji.ac.il/users/danny/freebsd/core.txt/1
> 
> I can't easely revert r250907, since i'm using mercuriall, but if
> someone
> can send me the pre r250907 files, i'll try.
> 
r254947, which was committed to stable/9 a few hours ago is believed to
fix the problem. Please update your stable/9 to post-r254947 and try it.

rick

> thanks,
> 	danny
> 
> > rick
> > 
> > > my guts say its running out of resources - mainly network
> > > related,
> > > but
> > > can't pinpoint it.
> > > 
> > > any help will be most welcomed
> > > 
> > > cheers,
> > > 	danny
> > > 
> > > 
> > > 
> > > 
> > > 
> 
> 
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