Hi Amit,
I just pinged the mons from every system and they are all available.
Am Mo., 10. Mai 2021 um 21:18 Uhr schrieb Amit Ghadge <amitg.b14@xxxxxxxxx>:
> We seen slowness due to unreachable one of them mgr service, maybe here
> are different, you can check monmap/ ceph.conf mon entry and then verify
> all nodes are successfully ping.
>
>
> -AmitG
>
>
> On Tue, 11 May 2021 at 12:12 AM, Boris Behrens <bb@xxxxxxxxx> wrote:
>
>> Hi guys,
>>
>> does someone got any idea?
>>
>> Am Mi., 5. Mai 2021 um 16:16 Uhr schrieb Boris Behrens <bb@xxxxxxxxx>:
>>
>> > Hi,
>> > since a couple of days we experience a strange slowness on some
>> > radosgw-admin operations.
>> > What is the best way to debug this?
>> >
>> > For example creating a user takes over 20s.
>> > [root@s3db1 ~]# time radosgw-admin user create --uid test-bb-user
>> > --display-name=test-bb-user
>> > 2021-05-05 14:08:14.297 7f6942286840 1 robust_notify: If at first you
>> > don't succeed: (110) Connection timed out
>> > 2021-05-05 14:08:14.297 7f6942286840 0 ERROR: failed to distribute
>> cache
>> > for eu-central-1.rgw.users.uid:test-bb-user
>> > 2021-05-05 14:08:24.335 7f6942286840 1 robust_notify: If at first you
>> > don't succeed: (110) Connection timed out
>> > 2021-05-05 14:08:24.335 7f6942286840 0 ERROR: failed to distribute
>> cache
>> > for eu-central-1.rgw.users.keys:****
>> > {
>> > "user_id": "test-bb-user",
>> > "display_name": "test-bb-user",
>> > ....
>> > }
>> > real 0m20.557s
>> > user 0m0.087s
>> > sys 0m0.030s
>> >
>> > First I thought that rados operations might be slow, but adding and
>> > deleting objects in rados are fast as usual (at least from my
>> perspective).
>> > Also uploading to buckets is fine.
>> >
>> > We changed some things and I think it might have to do with this:
>> > * We have a HAProxy that distributes via leastconn between the 3
>> radosgw's
>> > (this did not change)
>> > * We had three times a daemon with the name "eu-central-1" running (on
>> the
>> > 3 radosgw's)
>> > * Because this might have led to our data duplication problem, we have
>> > split that up so now the daemons are named per host (eu-central-1-s3db1,
>> > eu-central-1-s3db2, eu-central-1-s3db3)
>> > * We also added dedicated rgw daemons for garbage collection, because
>> the
>> > current one were not able to keep up.
>> > * So basically ceph status went from "rgw: 1 daemon active
>> (eu-central-1)"
>> > to "rgw: 14 daemons active (eu-central-1-s3db1, eu-central-1-s3db2,
>> > eu-central-1-s3db3, gc-s3db12, gc-s3db13...)
>> >
>> >
>> > Cheers
>> > Boris
>> >
>>
>>
>> --
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>> groüen Saal.
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>
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