Re: Shadow Files

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What version are you running? There are two different issues that we were fixing this week, and we should have that upstream pretty soon.

Yehuda

----- Original Message -----
> From: "Ben" <b@benjackson.email>
> To: "ceph-users" <ceph-users@xxxxxxxx>
> Cc: "Yehuda Sadeh-Weinraub" <yehuda@xxxxxxxxxx>
> Sent: Thursday, April 23, 2015 7:42:06 PM
> Subject:  Shadow Files
> 
> We are still experiencing a problem with out gateway not properly
> clearing out shadow files.
> 
> I have done numerous tests where I have:
> -Uploaded a file of 1.5GB in size using s3browser application
> -Done an object stat on the file to get its prefix
> -Done rados ls -p .rgw.buckets | grep <prefix> to count the number of
> shadow files associated (in this case it is around 290 shadow files)
> -Deleted said file with s3browser
> -Performed a gc list, which shows the ~290 files listed
> -Waited 24 hours to redo the rados ls -p .rgw.buckets | grep <prefix> to
> recount the shadow files only to be left with 290 files still there
> 
>  From log output /var/log/ceph/radosgw.log, I can see the following when
> clicking DELETE (this appears 290 times)
> 2015-04-24 10:43:29.996523 7f0b0afb5700  0 RGWObjManifest::operator++():
> result: ofs=4718592 stripe_ofs=4718592 part_ofs=0 rule->part_size=0
> 2015-04-24 10:43:29.996557 7f0b0afb5700  0 RGWObjManifest::operator++():
> result: ofs=8912896 stripe_ofs=8912896 part_ofs=0 rule->part_size=0
> 2015-04-24 10:43:29.996564 7f0b0afb5700  0 RGWObjManifest::operator++():
> result: ofs=13107200 stripe_ofs=13107200 part_ofs=0 rule->part_size=0
> 2015-04-24 10:43:29.996570 7f0b0afb5700  0 RGWObjManifest::operator++():
> result: ofs=17301504 stripe_ofs=17301504 part_ofs=0 rule->part_size=0
> 2015-04-24 10:43:29.996576 7f0b0afb5700  0 RGWObjManifest::operator++():
> result: ofs=21495808 stripe_ofs=21495808 part_ofs=0 rule->part_size=0
> 2015-04-24 10:43:29.996581 7f0b0afb5700  0 RGWObjManifest::operator++():
> result: ofs=25690112 stripe_ofs=25690112 part_ofs=0 rule->part_size=0
> 2015-04-24 10:43:29.996586 7f0b0afb5700  0 RGWObjManifest::operator++():
> result: ofs=29884416 stripe_ofs=29884416 part_ofs=0 rule->part_size=0
> 2015-04-24 10:43:29.996592 7f0b0afb5700  0 RGWObjManifest::operator++():
> result: ofs=34078720 stripe_ofs=34078720 part_ofs=0 rule->part_size=0
> 
> In this same log, I also see the gc process saying it is removing said
> file (these records appear 290 times too)
> 2015-04-23 14:16:27.926952 7f15be0ee700  0 gc::process: removing
> .rgw.buckets:<objectname>
> 2015-04-23 14:16:27.928572 7f15be0ee700  0 gc::process: removing
> .rgw.buckets:<objectname>
> 2015-04-23 14:16:27.929636 7f15be0ee700  0 gc::process: removing
> .rgw.buckets:<objectname>
> 2015-04-23 14:16:27.930448 7f15be0ee700  0 gc::process: removing
> .rgw.buckets:<objectname>
> 2015-04-23 14:16:27.931226 7f15be0ee700  0 gc::process: removing
> .rgw.buckets:<objectname>
> 2015-04-23 14:16:27.932103 7f15be0ee700  0 gc::process: removing
> .rgw.buckets:<objectname>
> 2015-04-23 14:16:27.933470 7f15be0ee700  0 gc::process: removing
> .rgw.buckets:<objectname>
> 
> So even though it appears that the GC is processing its removal, the
> shadow files remain!
> 
> Please help!
> _______________________________________________
> ceph-users mailing list
> ceph-users@xxxxxxxxxxxxxx
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> 
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