On Wed, Mar 1, 2017 at 9:06 AM, Marius Vaitiekunas <
[email protected]> wrote:

>
>
> On Mon, Feb 27, 2017 at 11:40 AM, Marius Vaitiekunas <
> [email protected]> wrote:
>
>>
>>
>> On Mon, Feb 27, 2017 at 9:59 AM, Marius Vaitiekunas <
>> [email protected]> wrote:
>>
>>>
>>>
>>> On Fri, Feb 24, 2017 at 6:35 PM, Yehuda Sadeh-Weinraub <
>>> [email protected]> wrote:
>>>
>>>> On Fri, Feb 24, 2017 at 3:59 AM, Marius Vaitiekunas
>>>> <[email protected]> wrote:
>>>> >
>>>> >
>>>> > On Wed, Feb 22, 2017 at 8:33 PM, Yehuda Sadeh-Weinraub <
>>>> [email protected]>
>>>> > wrote:
>>>> >>
>>>> >> On Wed, Feb 22, 2017 at 6:19 AM, Marius Vaitiekunas
>>>> >> <[email protected]> wrote:
>>>> >> > Hi Cephers,
>>>> >> >
>>>> >> > We are testing rgw multisite solution between to DC. We have one
>>>> >> > zonegroup
>>>> >> > and to zones. At the moment all writes/deletes are done only to
>>>> primary
>>>> >> > zone.
>>>> >> >
>>>> >> > Sometimes not all the objects are replicated.. We've written
>>>> prometheus
>>>> >> > exporter to check replication status. It gives us each bucket
>>>> object
>>>> >> > count
>>>> >> > from user perspective, because we have millions of objects and
>>>> hundreds
>>>> >> > of
>>>> >> > buckets. We just want to be sure, that everything is replicated
>>>> without
>>>> >> > using ceph internals like rgw admin api for now.
>>>> >> >
>>>> >> > Is it possible to initiate full resync of only one rgw bucket from
>>>> >> > master
>>>> >> > zone? What are the options about resync when things go wrong and
>>>> >> > replication
>>>> >> > misses some objects?
>>>> >> >
>>>> >> > We run latest jewel 10.2.5.
>>>> >>
>>>> >>
>>>> >> There's the 'radosgw-admin bucket sync init' command that you can run
>>>> >> on the specific bucket on the target zone. This will reinitialize the
>>>> >> sync state, so that when it starts syncing it will go through the
>>>> >> whole full sync process. Note that it shouldn't actually copy data
>>>> >> that already exists on the target. Also, in order to actually start
>>>> >> the sync, you'll need to have some change that would trigger the sync
>>>> >> on that bucket, e.g., create a new object there.
>>>> >>
>>>> >> Yehuda
>>>> >>
>>>> >
>>>> > Hi,
>>>> >
>>>> > I've tried to resync a bucket, but it didn't manage to resync a
>>>> missing
>>>> > object. If I try to copy missing object by hand into secondary zone,
>>>> i get
>>>> > asked to overwrite existing object.. It looks like the object is
>>>> replicated,
>>>> > but is not in a bucket index. I've tried to check bucket index with
>>>> --fix
>>>> > and --check-objects flags, but nothing changes. What else should i
>>>> try?
>>>> >
>>>>
>>>> That's weird. Do you see anything when you run 'radosgw-admin bi list
>>>> --bucket=<bucket>'?
>>>>
>>>> Yehuda
>>>>
>>>
>>> 'radosgw-admin bi list --bucket=<bucket>' gives me an error:
>>> 2017-02-27 08:55:30.861659 7f20c15779c0  0 error in read_id for id  :
>>> (2) No such file or directory
>>> 2017-02-27 08:55:30.861991 7f20c15779c0  0 error in read_id for id  :
>>> (2) No such file or directory
>>> ERROR: bi_list(): (5) Input/output error
>>>
>>> 'radosgw-admin bucket list --bucket=<bucket>' successfully list all the
>>> files except missing ones.
>>>
>>>
>>>
>>>
>>
>> I've done some more investigation. These missing objects could be found
>> in "rgw.buckets.data" pool, but bucket index is not aware about them.
>> How does 'radosgw-admin bucket check -b <bucket> --fix --check-objects'
>> works?
>> I guess that it's not scanning "rgw.buckets.data" pool for "leaked"
>> objects? These unreplicated objects looks for me the same like leaked ones
>> :)
>>
>>
>>
> By the way in rgw logs I can find all the missing files with http 304
> return code. For example:
> "GET /go84/WRWRDGROWKFKROTWKHXXIBHERRLHBK HTTP/1.1" 304 0 - -
>
> All the gateways in both sites are behind haproxies. Any ideas?
>
>
>
>
>
Sorry.. Don't pay attention to my last message. Wrong 'grep'.

-- 
Marius Vaitiekūnas
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