# [OmniOS-discuss] core dump while trying to import pool

Lawrence Giam paladinemishakal at gmail.com
Fri Dec 4 15:53:06 UTC 2015

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    Hi Dan,

    No, I do not have a L2ARC on this server. This server is use to receive
    "zfs send" and so I have a very large zfs filesystem.

    Should I cancel the scrub and try the method that John suggest?

    Regards.

    On Fri, Dec 4, 2015 at 11:42 PM, Dan McDonald <danmcd at omniti.com> wrote:

    >
    > > On Dec 4, 2015, at 4:38 AM, Lawrence Giam <paladinemishakal at gmail.com>
    > wrote:
    > >
    > > Hi All,
    > >
    > > I have a problem here is that I am upgrading my server OS from
    > OpenIndiana 151a7 to OmniOS R151014. While working on the upgrade, I have
    > detached the sas expander from the main chassis and the installation was
    > proceeding fine.
    > >
    > > When the upgrade is done, I connect back the SAS expander. I have 2 pool
    > which one is on the main chassis and the other one is on the SAS expander.
    > When I was trying to import the pool on the main chassis, the system core
    > dump and rebooted.
    >
    > I've seen this stack before:
    >
    > > After a while, the system core dump again
    > > ffffff003ee4a170 unix:die+df ()
    > > ffffff003ee4a280 unix:trap+db3 ()
    > > ffffff003ee4a290 unix:cmntrap+e6 ()
    > > ffffff003ee4a3d0 zfs:zap_leaf_lookup_closest+45 ()
    > > ffffff003ee4a470 zfs:fzap_cursor_retrieve+bb ()
    > > ffffff003ee4a510 zfs:zap_cursor_trtrieve+11e ()
    > > ffffff003ee4a700 zfs:zfs_purgedir+67 ()
    > > ffffff003ee4a750 zfs:zfs_rmnode+202 ()
    > > ffffff003ee4a790 zfs:zfs_zinactive+e8 ()
    > > ffffff003ee4a7f0 zfs:zfs_inactive+75 ()
    > > ffffff003ee4a850 genunix:fop_inactive+76 ()
    > > ffffff003ee4a880 genunix:vn_rele+82 ()
    > > ffffff003ee4aa70 zfs:zfs_unlinked_drain++aa ()
    > > ffffff003ee4aab0 zfs:zfsvfs_setup+e8 ()
    > > ffffff003ee4ab10 zfs:zfs_domount+131 ()
    > > ffffff003ee4ac40 zfs:zfs_mount+24f ()
    > > ffffff003ee4ac70 genunix:fsop_mount+1e ()
    > > ffffff003ee4ad70 genunix:domount+86b ()
    > > ffffff003ee4ae80 genunix:mount+167 ()
    > > ffffff003ee4aec0 genunix: syscall_ap+94 ()
    > > ffffff003ee4af10 unix:brand_sys_sysenter+1c9 ()
    >
    > Tell me, do you have an L2ARC on this pool?
    >
    > And John's suggestion is a very good one:  Boot the 016 ISO, and see if a
    > vanilla "zpool import <big-pool>" causes problems.
    >
    > Dan
    >
    >
    >
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