Re: Shadow Files

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They definitely sound like the issues we are experiencing.

When do you think an update will be available?

On 25 Apr 2015 8:10 am, Yehuda Sadeh-Weinraub <yehuda@xxxxxxxxxx> wrote:
>
> These ones: 
>
> http://tracker.ceph.com/issues/10295 
> http://tracker.ceph.com/issues/11447 
>
> ----- Original Message ----- 
> > From: "Ben Jackson" <b@benjackson.email> 
> > To: "Yehuda Sadeh-Weinraub" <yehuda@xxxxxxxxxx> 
> > Cc: "ceph-users" <ceph-users@xxxxxxxx> 
> > Sent: Friday, April 24, 2015 3:06:02 PM 
> > Subject: Re:  Shadow Files 
> > 
> > We were firefly, then we upgraded to giant, now we are on hammer. 
> > 
> > What issues? 
> > 
> > On 25 Apr 2015 2:12 am, Yehuda Sadeh-Weinraub <yehuda@xxxxxxxxxx> wrote: 
> > > 
> > > 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 
> > > > 
> > > 
> > _______________________________________________ 
> > ceph-users mailing list 
> > ceph-users@xxxxxxxxxxxxxx 
> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com 
> > 
>
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