Date: Thu, 10 Jun 2010 13:54:31 +0200 From: Bernd Walter <ticso@cicely7.cicely.de> To: Jeremy Chadwick <freebsd@jdc.parodius.com> Cc: Alexander Leidinger <Alexander@leidinger.net>, ticso@cicely.de, fs@FreeBSD.org Subject: Re: Do we want a periodic script for a zfs scrub? Message-ID: <20100610115429.GQ72453@cicely7.cicely.de> In-Reply-To: <20100610102918.GA69770@icarus.home.lan> References: <20100609162627.11355zjzwnf7nj8k@webmail.leidinger.net> <20100609144355.GL72453@cicely7.cicely.de> <20100610112345.644960lrau3mxfk0@webmail.leidinger.net> <20100610102350.GP72453@cicely7.cicely.de> <20100610102918.GA69770@icarus.home.lan>
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On Thu, Jun 10, 2010 at 03:29:18AM -0700, Jeremy Chadwick wrote: > You're running an 8.0 release candidate. There have been some changes > to scrubbing and other whatnots with ZFS between then and now. I'd > recommend trying RELENG_8 and seeing if the behaviour remains. You > don't have to use ahci.ko (you can stick with ataahci.ko). Good to know. Updating to more recent 8 or maybe current is already on my TODO list for ataahci, but since the system runs it is quite low. My wishlist also has reboot persistent cache devices. For me they work prety well, but are empty after reboot and it takes several days to fill. But so far noone could tell me if it has been changed so far. > By "behaviour" I'm referring to how long the scrub is taking. The > variance you see in ETA is normal. You can verify that things aren't > stalled blindly by using "zpool iostat" (there should be fairly > intensive I/O). -- B.Walter <bernd@bwct.de> http://www.bwct.de Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.
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