# [OmniOS-discuss] ZFS Logical Unit stuck in the offlining state with COMSTAR

Nate Smith nsmith at careyweb.com
Fri Oct 24 23:19:04 UTC 2014

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    will say I've been running into very similar comstar/fibre lu issues with r720

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    -----Original Message-----
    From: sergei [sergei25 at gmail.com]
    Received: Friday, 24 Oct 2014, 7:15PM
    To: Dan McDonald [danmcd at omniti.com]
    CC: omnios-discuss at lists.omniti.com [omnios-discuss at lists.omniti.com]
    Subject: Re: [OmniOS-discuss] ZFS Logical Unit stuck in the offlining state with COMSTAR

    Does r151012 include Illumos 3464 commit ?

    I went to the latest r151013 and that proved to be a very radical change.
    We've spent a lot to tune performance and make this system work well. And
    with 3464 all TXG logic has changed.

    Sergei

    On Fri, Oct 24, 2014 at 2:26 PM, Dan McDonald <danmcd at omniti.com> wrote:

    >
    > > On Oct 24, 2014, at 5:22 PM, sergei <sergei25 at gmail.com> wrote:
    > >
    > > I'm having same issue with OmniOS v11 r151006. Found few threads on this
    > including
    > http://lists.omniti.com/pipermail/omnios-discuss/2013-March/000537.html
    > and https://illumos.org/issues/3621 but still can't figure out whats
    > going on. Basic symptoms are that some zvol-backed LUs can not be deleted.
    > And stmfadm list-lu -v <LU> reports LU state as "Offlining".
    > >
    > > For what its worth we run same Dell R720xd as one of the earlier posters.
    > >
    > > I would really appreciate few tips on how to resolve this or if COMSTAR
    > / stmf is more reliable in some other Illumos flavor ?
    >
    > You can try r151012, which has many bugfixes in it, some of which are
    > COMSTAR/stmf related.
    >
    > Dan
    >
    >

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