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List:       ceph-users
Subject:    [ceph-users] CephFS Attributes Question Marks
From:       scottix () gmail ! com (Scottix)
Date:       2015-09-30 12:51:55
Message-ID: CANKFHZ8gcT9+j-Js+JxUQRc950WrTAz3ggK1XsVyEB=6sowuuw () mail ! gmail ! com
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OpenSuse 12.1

3.1.10-1.29-desktop

On Wed, Sep 30, 2015, 5:34 AM Yan, Zheng <ukernel at gmail.com> wrote:

> On Tue, Sep 29, 2015 at 9:51 PM, Scottix <scottix at gmail.com> wrote:
>
>> I'm positive the client I sent you the log is 94. We do have one client
>> still on 87.
>>
> which version of kernel are you using? I found a kernel bug which can
> cause this issue in 4.1 and later kernels.
>
> Regards
> Yan, Zheng
>
>
>
>>
>> On Tue, Sep 29, 2015, 6:42 AM John Spray <jspray at redhat.com> wrote:
>>
>>>
>>> Hmm, so apparently a similar bug was fixed in 0.87: Scott, can you
>>> confirm that your *clients* were 0.94 (not just the servers)?
>>>
>>> Thanks,
>>> John
>>>
>>> On Tue, Sep 29, 2015 at 11:56 AM, John Spray <jspray at redhat.com> wrote:
>>>
>>>> Ah, this is a nice clear log!
>>>>
>>>> I've described the bug here:
>>>> http://tracker.ceph.com/issues/13271
>>>>
>>>> In the short term, you may be able to mitigate this by increasing
>>>> client_cache_size (on the client) if your RAM allows it.
>>>>
>>>> John
>>>>
>>>> On Tue, Sep 29, 2015 at 12:58 AM, Scottix <scottix at gmail.com> wrote:
>>>>
>>>>> I know this is an old one but I got a log in ceph-fuse for it.
>>>>> I got this on OpenSuse 12.1
>>>>> 3.1.10-1.29-desktop
>>>>>
>>>>> Using ceph-fuse
>>>>> ceph version 0.94.3 (95cefea9fd9ab740263bf8bb4796fd864d9afe2b)
>>>>>
>>>>> I am running an rsync in the background and then doing a simple ls -la
>>>>> so the log is large.
>>>>>
>>>>> I am guessing this is the problem. The file is there and if I list the
>>>>> directory again it shows up properly.
>>>>>
>>>>> 2015-09-28 16:34:21.548631 7f372effd700  3 client.28239198 ll_lookup
>>>>> 0x7f370d1b1c50 data.2015-08-23_00-00-00.csv.bz2
>>>>> 2015-09-28 16:34:21.548635 7f372effd700 10 client.28239198 _lookup
>>>>> concluded ENOENT locally for 100009d72a1.head(ref=4 ll_ref=5 cap_refs={}
>>>>> open={} mode=42775 size=0/0 mtime=2015-09-28 05:57:57.259306
>>>>> caps=pAsLsXsFs(0=pAsLsXsFs) COMPLETE parents=0x7f3732ff97c0 0x7f370d1b1c50)
>>>>> dn 'data.2015-08-23_00-00-00.csv.bz2'
>>>>>
>>>>>
>>>>> [image: Selection_034.png]
>>>>>
>>>>> It seems to show up more if multiple things are access the ceph mount,
>>>>> just my observations.
>>>>>
>>>>> Best,
>>>>> Scott
>>>>>
>>>>> On Tue, Mar 3, 2015 at 3:05 PM Scottix <scottix at gmail.com> wrote:
>>>>>
>>>>>> Ya we are not at 0.87.1 yet, possibly tomorrow. I'll let you know if
>>>>>> it still reports the same.
>>>>>>
>>>>>> Thanks John,
>>>>>> --Scottie
>>>>>>
>>>>>>
>>>>>> On Tue, Mar 3, 2015 at 2:57 PM John Spray <john.spray at redhat.com>
>>>>>> wrote:
>>>>>>
>>>>>>> On 03/03/2015 22:35, Scottix wrote:
>>>>>>> > I was testing a little bit more and decided to run the
>>>>>>> cephfs-journal-tool
>>>>>>> >
>>>>>>> > I ran across some errors
>>>>>>> >
>>>>>>> > $ cephfs-journal-tool journal inspect
>>>>>>> > 2015-03-03 14:18:54.453981 7f8e29f86780 -1 Bad entry start ptr
>>>>>>> > (0x2aeb0000f6) at 0x2aeb32279b
>>>>>>> > 2015-03-03 14:18:54.539060 7f8e29f86780 -1 Bad entry start ptr
>>>>>>> > (0x2aeb000733) at 0x2aeb322dd8
>>>>>>> > 2015-03-03 14:18:54.584539 7f8e29f86780 -1 Bad entry start ptr
>>>>>>> > (0x2aeb000d70) at 0x2aeb323415
>>>>>>> > 2015-03-03 14:18:54.669991 7f8e29f86780 -1 Bad entry start ptr
>>>>>>> > (0x2aeb0013ad) at 0x2aeb323a52
>>>>>>> > 2015-03-03 14:18:54.707724 7f8e29f86780 -1 Bad entry start ptr
>>>>>>> > (0x2aeb0019ea) at 0x2aeb32408f
>>>>>>> > Overall journal integrity: DAMAGED
>>>>>>>
>>>>>>> I expect this is http://tracker.ceph.com/issues/9977, which is
>>>>>>> fixed in
>>>>>>> master.
>>>>>>>
>>>>>>> You are in *very* bleeding edge territory here, and I'd suggest using
>>>>>>> the latest development release if you want to experiment with the
>>>>>>> latest
>>>>>>> CephFS tooling.
>>>>>>>
>>>>>>> Cheers,
>>>>>>> John
>>>>>>>
>>>>>>
>>>>
>>>
>> _______________________________________________
>> ceph-users mailing list
>> ceph-users at lists.ceph.com
>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>>
>>
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