Date: Wed, 23 Apr 2008 12:44:49 -0500 From: Richard Todd <rmtodd@ichotolot.servalan.com> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: freebsd-current@FreeBSD.org Subject: Re: ZFS file caching question Message-ID: <x7ej8wpisu.fsf@ichotolot.servalan.com> In-Reply-To: <servalan.mailinglist.fbsd-current/18447.19594.892539.640373@grasshopper.cs.duke.edu> (Andrew Gallatin's message of "Wed, 23 Apr 2008 10:49:23 -0400 (EDT)") References: <18447.17658.759349.720175@grasshopper.cs.duke.edu> <480F4972.20609@FreeBSD.org> <18447.19594.892539.640373@grasshopper.cs.duke.edu>
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Andrew Gallatin <gallatin@cs.duke.edu> writes: > Kris Kennaway writes: > > Andrew Gallatin wrote: > > > Hmm.. Could this be the cause of the problems with ZFS and mmap'ed files? > > > > What problems do you mean? There were coherency problems but I think > > they were fixed. > > The last I saw about this on -current was: > http://lists.freebsd.org/pipermail/freebsd-current/2008-February/083396.html > > This seemed to terminate with people disabling mmap in the > applications, not with a fix to ZFS. Maybe I missed a commit.. Someone else recently asked me in email about the mmap bug I reported in the above thread, so I recently ran a retest; the bug was still there as of Apr 7th -CURRENT.
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