# [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

Schweiss, Chip chip at innovates.com
Thu Sep 10 17:19:38 UTC 2015

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    On Thu, Sep 10, 2015 at 11:43 AM, Dan McDonald <danmcd at omniti.com> wrote:

    >
    > > On Sep 10, 2015, at 12:15 PM, Schweiss, Chip <chip at innovates.com> wrote:
    > >
    > > Is this limited to r151014 and bloody?
    > >
    > > I was under the impression this bug went back to the introduction of
    > L2ARC compression.
    >
    > Did you read the analysis of 6214?  It calls out this commit as the cause:
    >
    > Author: Chris Williamson <Chris.Williamson at delphix.com>
    > Date:   Mon Dec 29 19:12:23 2014 -0800
    >
    >     5408 managing ZFS cache devices requires lots of RAM
    >     Reviewed by: Christopher Siden <christopher.siden at delphix.com>
    >     Reviewed by: George Wilson <george.wilson at delphix.com>
    >     Reviewed by: Matthew Ahrens <mahrens at delphix.com>
    >     Reviewed by: Don Brady <dev.fs.zfs at gmail.com>
    >     Reviewed by: Josef 'Jeff' Sipek <josef.sipek at nexenta.com>
    >     Approved by: Garrett D'Amore <garrett at damore.org>
    >
    > That wasn't in '012, just '014 and later.
    >

    Sorry, I missed that.   I was going off assumptions from other
    communications.

    -Chip

    >
    > Dan
    >
    >
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