Date: Sat, 3 Nov 2007 16:42:31 +0000 From: David Taylor <davidt@yadt.co.uk> To: freebsd-current@freebsd.org Subject: Re: ZFS Hangs Message-ID: <20071103164231.GB23714@outcold.yadt.co.uk> In-Reply-To: <200711021208.25913.Thomas.Sparrevohn@btinternet.com> References: <200711021208.25913.Thomas.Sparrevohn@btinternet.com>
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On Fri, 02 Nov 2007, Thomas Sparrevohn wrote: > > Hi > > One of the recent changes (after 28/10) has started making CURRENT hang in a wait state called zfs:(&zio->io_cv) - As the machine just has been rebuild > I cannot narrow it down any more than that I have seen a number of processes appear to hang in that state. For example, pkg_delete seems to be _extremely_ slow and ^T reports that it is stuck waiting on zfs:(&zio->io_cv) for an unreasonable (IMO) amount of time. I may once have been forced to reboot the system due to this problem "spreading" to other processes, but I had no time nor ability to investigate it further, so I'm not even sure it was the same problem. -- David Taylor
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