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From: "Yan, Zheng" <zheng.z.yan@intel.com>
To: Sage Weil <sage@inktank.com>
Cc: ceph-devel@vger.kernel.org, greg@inktank.com, sam.lang@inktank.com
Subject: Re: [PATCH 0/30] mds: lookup-by-ino & fixes
Date: Tue, 28 May 2013 11:03:17 +0800	[thread overview]
Message-ID: <51A41E75.8000801@intel.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1305271219350.1350@cobra.newdream.net>

On 05/28/2013 03:21 AM, Sage Weil wrote:
> On Fri, 24 May 2013, Yan, Zheng wrote:
>> On 05/24/2013 02:22 AM, Sage Weil wrote:
>>> On Thu, 23 May 2013, Yan, Zheng wrote:
>>>> From: "Yan, Zheng" <zheng.z.yan@intel.com>
>>>>
>>>> Patch 1~21 are random fixes for MDS cluster. Patch 22~28 rework
>>>> the backtrace handling. Patch 29 introduces lookup-by-ino helper.
>>>> Path 30 uses the lookup-by-ino helper to fix issue #4850.
>>>>
>>>> This patch series are also in:
>>>>   git://github.com/ukernel/ceph.git wip-mds
>>>
>>> Awesome!  I pushed this to wip-mds in ceph.git for now.  Note that 
>>> gitbuilders are picking up a failure due to the encoding changes.  For the 
>>> types and messages that change, can you mark them in the 
>>> ceph-object-corpus.git tree?  Look for the forward_incompat/ dirs and 
>>> follow that example.
>>>
>> Could you be more specific. Change in patch 14 should only affect MExportDir
>> and MExportCaps, object-corpus does not contain objects for these two messages.
>> Patch 27 looks suspicious, does the incompatible change you mentioned cause the
>> failure?
> 
> http://gitbuilder.sepia.ceph.com/gitbuilder-oneiric-amd64/log.cgi?log=f8499e07035fbff063b50b13ac295432884c7e27
> 
> is the one I saw, but there are likely others; run 'make check-local' to 
> run the encoding checks.
> 

It turned out to be a bug in path "mds: journal backtrace update in EMetaBlob::fullbit"
I forgot to initialize 'state' when decoding old format.

Regards
Yan, Zheng

  reply	other threads:[~2013-05-28  3:03 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-23  8:06 [PATCH 0/30] mds: lookup-by-ino & fixes Yan, Zheng
2013-05-23  8:06 ` [PATCH 01/30] mds: journal new subtrees created by rename Yan, Zheng
2013-05-23  8:06 ` [PATCH 02/30] mds: fix underwater dentry cleanup Yan, Zheng
2013-05-23  8:06 ` [PATCH 03/30] mds: don't stop at export bounds when journaling dir context Yan, Zheng
2013-05-23  8:06 ` [PATCH 04/30] mds: adjust subtree auth if import aborts in PREPPED state Yan, Zheng
2013-05-23  8:06 ` [PATCH 05/30] mds: fix uncommitted master wait Yan, Zheng
2013-05-23  8:06 ` [PATCH 06/30] mds: fix slave commit tracking Yan, Zheng
2013-05-23  8:06 ` [PATCH 07/30] mds: fix straydn race Yan, Zheng
2013-05-23 16:44   ` Sage Weil
2013-05-27  2:09     ` Yan, Zheng
2013-05-23  8:06 ` [PATCH 08/30] mds: fix import cancel race Yan, Zheng
2013-05-23  8:06 ` [PATCH 09/30] mds: fix typo in Server::do_rename_rollback Yan, Zheng
2013-05-23  8:06 ` [PATCH 10/30] mds: remove buggy cache rejoin code Yan, Zheng
2013-05-23  8:06 ` [PATCH 11/30] mds: unfreeze inode when after rename rollback finishes Yan, Zheng
2013-05-23  8:06 ` [PATCH 12/30] mds: send slave request after target MDS is active Yan, Zheng
2013-05-23  8:06 ` [PATCH 13/30] mds: export CInode::STATE_NEEDSRECOVER Yan, Zheng
2013-05-23 17:59   ` Sage Weil
2013-05-27  2:11     ` Yan, Zheng
2013-05-23  8:06 ` [PATCH 14/30] mds: export CInode:mds_caps_wanted Yan, Zheng
2013-05-23 18:04   ` Sage Weil
2013-05-27  2:12     ` Yan, Zheng
2013-05-23  8:06 ` [PATCH 15/30] mds: notify auth MDS when cap_wanted changes Yan, Zheng
2013-05-23  8:06 ` [PATCH 16/30] mds: fix Locker::request_inode_file_caps() Yan, Zheng
2013-05-23  8:06 ` [PATCH 17/30] mds: defer releasing cap if necessary Yan, Zheng
2013-05-23  8:06 ` [PATCH 18/30] mds: don't issue Fc cap from replica Yan, Zheng
2013-05-23 18:11   ` Sage Weil
2013-05-27  2:13     ` Yan, Zheng
2013-05-23  8:06 ` [PATCH 19/30] mds: fix check for base inode discovery Yan, Zheng
2013-05-23  8:06 ` [PATCH 20/30] mds: slient MDCache::trim_non_auth() Yan, Zheng
2013-05-23  8:06 ` [PATCH 21/30] mds: warn on unconnected snap realms Yan, Zheng
2013-05-23  8:06 ` [PATCH 22/30] mds: reorder EMetaBlob::add_primary_dentry's parameters Yan, Zheng
2013-05-23  8:06 ` [PATCH 23/30] mds: journal backtrace update in EMetaBlob::fullbit Yan, Zheng
2013-05-28  3:08   ` Yan, Zheng
2013-05-23  8:06 ` [PATCH 24/30] mds: rename last_renamed_version to backtrace_version Yan, Zheng
2013-05-23  8:06 ` [PATCH 25/30] mds: bring back old style backtrace handling Yan, Zheng
2013-05-23 22:58   ` Sage Weil
2013-05-24  0:57     ` Yan, Zheng
2013-05-24  1:01       ` Sage Weil
2013-05-27  2:17     ` Yan, Zheng
2013-05-27 20:08       ` Sage Weil
2013-05-28  6:04         ` Yan, Zheng
2013-05-23  8:06 ` [PATCH 26/30] mds: update backtraces when unlinking inodes Yan, Zheng
2013-05-23  8:06 ` [PATCH 27/30] mds: remove old backtrace handling Yan, Zheng
2013-05-23 22:46   ` Sage Weil
2013-05-27  2:15     ` Yan, Zheng
2013-05-23  8:06 ` [PATCH 28/30] mds: move fetch_backtrace() to class MDCache Yan, Zheng
2013-05-23  8:06 ` [PATCH 29/30] mds: open inode by ino Yan, Zheng
2013-05-27  2:23   ` Yan, Zheng
2013-05-23  8:06 ` [PATCH 30/30] mds: open missing cap inodes Yan, Zheng
2013-05-23 18:22 ` [PATCH 0/30] mds: lookup-by-ino & fixes Sage Weil
2013-05-24  8:44   ` Yan, Zheng
2013-05-27 19:21     ` Sage Weil
2013-05-28  3:03       ` Yan, Zheng [this message]
2013-05-30  0:10         ` Sage Weil
2013-05-27  2:56   ` Yan, Zheng

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