Hi all, just an update
After setting "chooseleaf_vary_r" to 0 _and_ removing an pool with
erasure coding, I was able to run rbd map.
Thank you all for the help
.a.
On Fri, Dec 5, 2014 at 5:07 PM, Antonio Messina
<antonio.mess...@s3it.uzh.ch> wrote:
> On Fri, Dec 5, 2014 at 4:59 PM, Sage Weil <s...@newdream.net> wrote:
>> On Fri, 5 Dec 2014, Antonio Messina wrote:
>>> On Fri, Dec 5, 2014 at 2:24 AM, Anthony Alba <ascanio.al...@gmail.com>
>>> wrote:
>>> > Hi Cephers,
>>> >
>>> > Have anyone of you decided to put Giant into production instead of
>>> > Firefly?
>>>
>>> This is very interesting to me too: we are going to deploy a large
>>> ceph cluster on Ubuntu 14.04 LTS, and so far what I have found is that
>>> the rbd module in Ubuntu Trusty doesn't seem compatible with giant:
>>>
>>> feature set mismatch, my 4a042a42 < server's 2104a042a42, missing
>>> 21000000000
>>
>> Can you attach the output of
>>
>
> I modified the crushmap and set:
>
> tunable chooseleaf_vary_r 0
>
> (it was 1 before)
> Now the cluster is rebalancing, and since it's on crappy hardware is
> taking some time.
>
> I'm pasting the output of the two commands, but please keep in mind
> that this is the output *after* I've updated the "chooseleaf_vary_r"
> tunable.
>
>> ceph osd crush show-tunables -f json-pretty
>
> { "choose_local_tries": 0,
> "choose_local_fallback_tries": 0,
> "choose_total_tries": 50,
> "chooseleaf_descend_once": 1,
> "profile": "bobtail",
> "optimal_tunables": 0,
> "legacy_tunables": 0,
> "require_feature_tunables": 1,
> "require_feature_tunables2": 1,
> "require_feature_tunables3": 0,
> "has_v2_rules": 1,
> "has_v3_rules": 0}
>
>> ceph osd crush dump -f json-pretty
>
> I'm attaching it as a text file, as it is quite big and unreadable.
> However, from the output I see the following tunables:
>
> "tunables": { "choose_local_tries": 0,
> "choose_local_fallback_tries": 0,
> "choose_total_tries": 50,
> "chooseleaf_descend_once": 1,
> "profile": "bobtail",
> "optimal_tunables": 0,
> "legacy_tunables": 0,
> "require_feature_tunables": 1,
> "require_feature_tunables2": 1,
> "require_feature_tunables3": 0,
> "has_v2_rules": 1,
> "has_v3_rules": 0}}
>
> .a.
>
> --
> antonio.mess...@s3it.uzh.ch +41 (0)44 635 42 22
> antonio.s.mess...@gmail.com
> S3IT: Service and Support for Science IT http://www.s3it.uzh.ch/
> University of Zurich
> Winterthurerstrasse 190
> CH-8057 Zurich Switzerland
--
antonio.mess...@s3it.uzh.ch +41 (0)44 635 42 22
antonio.s.mess...@gmail.com
S3IT: Service and Support for Science IT http://www.s3it.uzh.ch/
University of Zurich
Winterthurerstrasse 190
CH-8057 Zurich Switzerland
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