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Date:      Fri, 26 Jan 2007 20:54:30 +0100
From:      Pawel Jakub Dawidek <pjd@FreeBSD.org>
To:        "Rick C. Petty" <rick-freebsd@kiwi-computer.com>
Cc:        "R. B. Riddick" <arne_woerner@yahoo.com>, freebsd-geom@FreeBSD.ORG
Subject:   Re: clear metadata using dd?
Message-ID:  <20070126195429.GA64218@garage.freebsd.pl>
In-Reply-To: <20070126191413.GA70473@keira.kiwi-computer.com>
References:  <20070126055929.GA56183@keira.kiwi-computer.com> <915325.15953.qm@web30303.mail.mud.yahoo.com> <20070126191413.GA70473@keira.kiwi-computer.com>

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On Fri, Jan 26, 2007 at 01:14:14PM -0600, Rick C. Petty wrote:
> On Fri, Jan 26, 2007 at 05:57:23AM -0800, R. B. Riddick wrote:
> However, I'm not a big fan of the priority placed on the I/O to sync the
> disks.  Pretty much during a resync, the box is unusable for file/disk I/O
> for a number of hours.  Apps using GNOME/GTK are almost non-responsive, a=
nd
> forget about even using java/eclipse.  I haven't found a good way to tune
> gmirror's sync. [...]

Have you tried setting kern.geom.mirror.sync_requests to 1?

> [...] I also wish you could pause the sync, restart, and unpause
> it where it left off. [...]

It should just work. When you reboot during the sync process it should
continue after the reboot from the place it stopped.

--=20
Pawel Jakub Dawidek                       http://www.wheel.pl
pjd@FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!

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