Date: Tue, 3 Nov 2009 15:06:02 +0900 From: Daichi GOTO <daichi@ongs.co.jp> To: Tom Evans <tevans.uk@googlemail.com> Cc: daichi@freebsd.org, freebsd-stable@freebsd.org Subject: Re: 8.0-RC1 ZFS loader extremely slow Message-ID: <20091103150602.bed6ba8d.daichi@ongs.co.jp> In-Reply-To: <2e027be00911020153j6b206e01td2b22a194a116565@mail.gmail.com> References: <2e027be00911020153j6b206e01td2b22a194a116565@mail.gmail.com>
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On Mon, 2 Nov 2009 09:53:30 +0000 Tom Evans <tevans.uk@googlemail.com> wrote: > Hi all > > I just installed 8.0-RC1 amd64 on a 6 gpt disk ZFS raidz1 (following the > guide on the wiki), but > have problems on reboot with the newly installed ZFS aware loader. The > loader runs correctly, > but incredibly slowly. It takes about 2 hours to get to the point where it > enumerates the BIOS > disks, although when it gets to that point, it does not take a long time to > enumerate each > disk. It takes about 2 minutes for each character change of the spinner! > > Fully completing the loader takes somewhere between 2 and 8 hours (I got > bored watching it), > and works correctly. The loader from the memstick image works normally. > > Daichi GOTO experienced something similar back in January [1], but there > didn't seem to be > any resolution to that problem. Disabling AHCI has no effect. Interestingly, > we both have P45 > based motherboards. Unfortunately, slow loader process of FreeBSD is still been in my box. Even on latest 9-current/amd64, situation is the same... As workaround, I have splited my disk to small UFS partitions including minimum distrition install by make installworld/installkernel and ZFS partition. Removed all loading kernel module config from /etc/loaderc.conf to get up boot speed. Yes, it's just a workaround not fixed. > I will try installing 8.0-RC2 tonight, and try to save verbose boot logs, > dmidecode etc. If there > is any other information I should be looking at, please let me know. > > Cheers > > Tom > > > > [1] > http://unix.derkeiler.com/Mailing-Lists/FreeBSD/current/2009-02/msg00108.html -- Daichi GOTO CEO | ONGS Inc. 81-42-316-7945 | daichi@ongs.co.jp | http://www.ongs.co.jp LinkedIn: http://linkedin.com/in/daichigoto
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