Messages in this thread | | | Date | Thu, 28 May 2009 13:48:18 -0700 (PDT) | From | Martin Knoblauch <> | Subject | Re: Analyzed/Solved/Bisected: Booting 2.6.30-rc2-git7 very slow |
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----- Original Message ----
> From: "Miller, Mike (OS Dev)" <Mike.Miller@hp.com> > To: Martin Knoblauch <knobi@knobisoft.de>; "Owens, James" <JOwens@hp.com> > Cc: Matthew Wilcox <matthew@wil.cx>; Andrew Morton <akpm@linux-foundation.org>; Mike Galbraith <efault@gmx.de>; "viro@ZenIV.linux.org.uk" <viro@ZenIV.linux.org.uk>; "rjw@sisk.pl" <rjw@sisk.pl>; "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>; "tigran@aivazian.fsnet.co.uk" <tigran@aivazian.fsnet.co.uk>; Kay Sievers <kay.sievers@vrfy.org>; "shemminger@vyatta.com" <shemminger@vyatta.com>; Jesse Barnes <jbarnes@virtuousgeek.org> > Sent: Thursday, May 28, 2009 9:01:15 PM > Subject: RE: Analyzed/Solved/Bisected: Booting 2.6.30-rc2-git7 very slow > > > > > -----Original Message----- > > From: Martin Knoblauch [mailto:knobi@knobisoft.de] > > Sent: Thursday, May 28, 2009 4:00 AM > > To: Miller, Mike (OS Dev); Owens, James > > Cc: Matthew Wilcox; Andrew Morton; Mike Galbraith; > > viro@ZenIV.linux.org.uk; rjw@sisk.pl; > > linux-kernel@vger.kernel.org; tigran@aivazian.fsnet.co.uk; > > Kay Sievers; shemminger@vyatta.com; Jesse Barnes > > Subject: Re: Analyzed/Solved/Bisected: Booting > > 2.6.30-rc2-git7 very slow > > > > ----- Original Message ---- > > > > > From: "Miller, Mike (OS Dev)" > > > To: "Owens, James" ; Martin Knoblauch > > > > > > Cc: Matthew Wilcox ; Andrew Morton > > > ; Mike Galbraith ; > > > "viro@ZenIV.linux.org.uk" ; "rjw@sisk.pl" > > > ; "linux-kernel@vger.kernel.org" > > > ; "tigran@aivazian.fsnet.co.uk" > > > ; Kay Sievers ; > > > "shemminger@vyatta.com" ; Jesse Barnes > > > > > > Sent: Wednesday, May 27, 2009 8:18:46 PM > > > Subject: RE: Analyzed/Solved/Bisected: Booting 2.6.30-rc2-git7 very > > > slow > > > > > > > > > > > > > Finally, today I built the ccsii driver into the kernel. > > > > It was previously modularized and loaded from initrd. The second > > > > "sysfs" line went away. But does this make cciss guilty? > > It is now > > > > loaded about 2 seconds earlier in the boot sequence, > > which is a big > > > > change in timing I guess. > > > > > > > > > > Enlighten me :-) > > > > > > > > No idea what is going on, but since I saw your May 20 message, I > > > > have been trying to wake up someone whose day job it should be to > > > > care about dl380s and smartarrays. :) > > > > > > What? I know Martin has pinged me in the past, but I do not > > think it > > > was about this issue. If there's multiple sysfs entries for cciss I > > > can't explain that offhand. We do little to nothing for > > sysfs in the driver. > > > Had something similiar happen recently where "/" changed to > > "!". Had > > > do to with our nested directory structure, /dev/cciss/name vs > > > /dev/name. But we did not make that change, either. > > > > > Hi Mike, Jim > > > > you are right. I never talked to you about this issue. > > Actually, I did not suspect CCISS or the DL380 in general to > > be involved before last week when I retested on the x3650 and > > the problem went away. Due to day-job and priorities I did > > not follow up. > > Martin, > Same exact OS install? Are you sure all the userspace stuff is the same? >
yup. Exactely same user-space. Same kernel config. Only difference is aacraid vs. cciss module in initrd
> -- mikem > > > > > > > > > > > If they don't react soon, I'll make this my own day job to try to > > > > reproduce it. We will need hardware config details and firmware > > > > revs to start. > > > > > > > > Dl380/G4 > > 2x3.4 GHz CPUs > > 8 GB Memeory > > 4x72 GB as RAID5 on SA6i controller > > > > BIOS: P51 (07(19/2007) > > ILO FW: 1.91 > > SA6i FW: 2.84 > > > > lspci output (-vvv and -xxx) appendend to prevent line wrapping. > > > > > > Cheers > > Martin > >
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