Messages in this thread | | | Date | Tue, 25 Jul 2006 09:41:08 +0200 | From | Jens Axboe <> | Subject | Re: Re: i686 hang on boot in userspace |
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On Tue, Jul 25 2006, gmu 2k6 wrote: > On 7/25/06, Jens Axboe <axboe@suse.de> wrote: > >On Mon, Jul 24 2006, gmu 2k6 wrote: > >> the problem I have with hangs is related to changes in CFQ and that > >> CFQ is now the default. 2.6.17-git12 had the problem but booting > >> it with elevator=deadline fixes the hang. > >> > >> symptoms encountered during git-bisecting between v2.6.17 and > >v2.6.18-rc1: > >> A hang while starting network services > >> B hang while trying to login > >> 1 on remote console [not SSH] it hang after typing <uid><CR> > >> 1 via OpenSSH it hang after typing <pwd><CR> when doing slogin > >root@<IP> > >> > >> A is the problem I got in the first place and this seems to be the > >> case since 2.6.17-git11 definitely although git-bisect pointed me at > >> the following > >> changeset which is included since 2.6.17-git12: > >> > >> caaa5f9f0a75d1dc5e812e69afdbb8720e077fd3 > >> by Jens Axboe > >> titled "[PATCH] cfq-iosched: many performance fixes" > >> > >> strange enough it also hangs with 2.6.17-git11 which did not include that > >> one changeset yet. > > > >So perhaps your bisect isn't 100% trust worthy? Can you do a manual > >-gitX bisect to see which 2.6.17-gitX introduced the problem? > > > >Also please put a serial console or similar on the machine, so you can > >log + store the sysrq+t output. > > well I didn't say that caa....fd3 is the exact change which broke it, > just that it's related to 1) CFQ changes and 2) CFQ being the default > now. > I have a Remote Serial Console via HP's integrated Lights-Out Java > Applet but am not sure how to enable serial console via kernel boot > params (will try to find out). > I will first try to find the 2.6.17-git* revision working before > bisecting it against -git11 or git12.
Thanks, would be much appreciated to try and narrow it down to a specific fix.
Are you seeing the hang on cciss?
-- Jens Axboe
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