Re: teuthology : ulimit: error

[Dan Mick <dan.mick@inktank.com>]

Ah, there's another we apply universally to our test systems, apparently:

'/etc/security/limits.d/ubuntu.conf'

ubuntu hard nofile 16384

and the tests run as user "ubuntu".  Line 4 of the script is the nofile 
setting.

On 08/10/2013 01:34 AM, Loic Dachary wrote:
>
>
> On 10/08/2013 07:35, Dan Mick wrote:
>> IIRC we had to adjust settings in /etc/security to allow ulimit adjustment of at least core:
>>
>> sed -i 's/^#\*.*soft.*core.*0/\*                soft    core unlimited/g' /etc/security/limits.conf
>>
>> or something like that.  That seems to apply to centos/fedora/redhat systems.
>
> Hi Dan,
>
> This is Ubuntu and it does work with sudo. It probably is something about how it's called rather than a system limit.
>
> Cheers
>
>>
>>
>> On 08/08/2013 02:52 PM, Loic Dachary wrote:
>>> Hi,
>>>
>>> Trying to use Ubuntu precise virtual machines as teuthology targets ( making sure they have 2GB of RAM because ceph-test-dbg will not even install with 1GB of RAM ;-) and installing the key with
>>>
>>> wget -q -O- 'https://ceph.com/git/?p=ceph.git;a=blob_plain;f=keys/release.asc' | sudo apt-key add -
>>>
>>> teuthology runs with
>>>
>>> ./virtualenv/bin/teuthology job.yaml
>>>
>>> where job.yaml is
>>>
>>> check-locks: false
>>> roles:
>>> - - mon.a
>>>     - mon.c
>>>     - osd.0
>>> - - mon.b
>>>     - osd.1
>>>     - client.0
>>> tasks:
>>> - install:
>>>      project: ceph
>>>      branch: wip-5510
>>> - ceph:
>>>      fs: ext4
>>> - workunit:
>>>       clients:
>>>         all:
>>>         - filestore/filestore.sh
>>> targets:
>>>      ubuntu@91.121.254.229: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDOSit20EyZ2AKCvk2tnMsdQ6LmVRutvBmZb0awV9Z2EduJa0fYPrReYRb9ZhGRq2PJe0zgpFPKr8s4gGay+tL0+dFkju5uyABqMGeITlJCifd+RhM0MCVllgIzekDwVb0n6ydTS8k7GVFyYv8ZC0TPgbfcDcEtSEgqJNRJ0o1Bh8swuTn+cipanNDRVK39tOqJdfptUxak+TD+5QY8CGFdXdEQYP7VsYJ+jQHw73O2xbuPgfv5Shbmt+qGWLToxFqKca3owMtkvFeONgYUdujgg9qr7Q9p0+HhCFCXB8v4N2I7NSbWNdpGqyJLdLqwJ70gEeNlOhm5F7IsXfVxTapB
>>>      ubuntu@91.121.254.237: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCXVzhedORtmEmCeZJ4Ssg8wfqpYyH9W/Aa+j6CvPHSAkzZ48zXqVBATxm6S8sIIqfKkz1hWpNssx6uUotbm8k/ZatMddsd932+Di136l/HUhp6O8iIFze56kjWpyDpRPw2MM0V+OKmsiHZDfMj9ATt6ChgXfRsm23MUlmnoFHvtfwvFBnvBjcZPN7qxMpFHDamZzACNvnis/OINJrud9VprOgjhZZ7mxcTbcVZaVgcTcnyC4b9d9PRrMG2aCv0BO1eb/qnlmSogQPfoKEORJcwaUcLgabww+Taa9hJSZ9l8yEQamj+XIgr6yzGKgCvlG4lTdHM2tQdpgATZvR7/pBz
>>>
>>> and produces the following output
>>>
>>> INFO:teuthology.orchestra.run.err:[91.121.254.229]: /home/ubuntu/cephtest/lo1308082328/adjust-ulimits: 4: ulimit: error setting limit (Operation not permitted)
>>>
>>> and the full output is at
>>>
>>> http://pastealacon.com/32957
>
> Refreshed with a longer timeout.
>
> http://pastealacon.com/32963
>>>
>>> as if
>>>
>>> /home/ubuntu/cephtest/lo1308082328/adjust-ulimits ceph-coverage /home/ubuntu/cephtest/lo1308082328/archive/coverage monmaptool --create --clobber --add a 91.121.254.229:6789 --add c 91.121.254.229:6790 --add b 91.121.254.237:6789 --print /home/ubuntu/cephtest/lo1308082328/monmap'
>>>
>>> was run without a leading sudo. I tried running sudo adjust-ulimits echo foo manually on the target and it works.
>>>
>>> I would very much appreciate a hint ;-)
>>>
>>> Cheers
>>>
>