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Date:      Tue, 16 Jun 1998 09:58:47 -0500
From:      greeves <sysadmin@mfn.org>
To:        greeves <sysadmin@mfn.org>, "'dg@root.com'" <dg@root.com>
Cc:        "freebsd-questions@FreeBSD.org" <freebsd-questions@FreeBSD.ORG>, "hua@nease.net" <hua@nease.net>, "'Thomas David Rivers'" <rivers@dignus.com>
Subject:   RE: Is there any "race condition" in FFS? 
Message-ID:  <01BD990D.5B9296C0@greeves.mfn.org>

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Ahhh...  Now I feel better!  From the context, I thought this was a common
phenomenon...

May I ask what hardware config and file system layout has been associated
with this (I'd *hate* to be one of the 1 in 200,000!)...

J.A. Terranson
sysadmin@mfn.org
>   Dave has had problems since nearly the very beginning of FreeBSD. If we
>were able to reproduce the problem, then we'd likely have fixed it. I believe
>there is a real problem, but it seems to show up in only about 1 in 200,000
>systems. It is extremely unlikely that you'll ever see it. I think the problem
>is sensitive to filesystem layout and possibly some kind of race condition,
>but that's just a guess based on data that Dave has provided.
>   We successfully handle several hundred thousand emails/day through the
>project's mail server, so if that's not good enough, then I don't really know
>what is.

>-DG


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