Re: Consistent file system hang with RELENG_6 of today ...

From: Robert Watson (rwatson_at_FreeBSD.org)
Date: 07/29/05

  • Next message: Alexander S. Usov: "Re: panic: sbflush_locked on 5.4-p5/i386" 
    Date: Fri, 29 Jul 2005 09:27:30 +0100 (BST)
To: "Marc G. Fournier" <scrappy@hub.org>

    On Fri, 29 Jul 2005, Marc G. Fournier wrote:

    > Now, as most of the "old timers" here know, my jail environment makes
    > use of unionfs to "mount" a template layer, to share common binaries
    > amongst the VMs ...
    >
    > I have tried two different ways of doing this, both result in the exact
    > same 'file system hang' ... and I have a core of each 'method' ...
    >
    > The first was to use mount_devfs to, of course, mount the /dev directory
    > within the jail itself ...
    >
    > The second, I used the same /dev that existed within the jail, based on
    > bulding a jail using a 4.x system ...
    >
    > In both cases, the hang appears to be at the same spot, where 'sendmail'
    > (in this case, the postfix port) starts up ...

    It would also be interesting to know: if you take unionfs out of the
    picture (i.e., you use a regular file system for testing purposes), does
    the problem go away?

    Robert N M Watson
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  • Next message: Alexander S. Usov: "Re: panic: sbflush_locked on 5.4-p5/i386"

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