Re: [vserver] Ressources limits

From: Nikolay Kichukov <hijacker_at_oldum.net>
Date: Wed 12 May 2010 - 11:19:09 BST
Message-ID: <4BEA809D.9030208@oldum.net>

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Hi,
did you check your pam limits for ssh login?

Cheers,
- -Nik

Sam Przyswa wrote:
> Daniel Hokka Zakrisson a écrit :
>> Sam Przyswa wrote:
>>
>>> Nikolay Kichukov a écrit :
>>>
>>>> hi,
>>>> the correct place would be:
>>>> /etc/vservers/<server-name>/rlimits/nofile
>>>>
>>>>
>>> Thanks, when I check I got:
>>>
>>> vserver-1:~# cat /proc/virtual/40000/limit
>>> Limit current min/max soft/hard hits
>>> PROC: 53 0/ 112 -1/ -1 0
>>> VM: 576741 0/ 1431259 -1/ -1 0
>>> VML: 0 0/ 0 -1/ -1 0
>>> RSS: 64550 0/ 96015 -1/ -1 0
>>> ANON: 54704 0/ 83032 -1/ -1 0
>>> RMAP: 9846 0/ 18778 -1/ -1 0
>>> FILES: 489 0/ 662 65535/ 65535 0
>>> OFD: 203 0/ 203 -1/ -1 0
>>> LOCKS: 16 0/ 20 -1/ -1 0
>>> SOCK: 19 0/ 19 -1/ -1 0
>>> MSGQ: 0 0/ 0 -1/ -1 0
>>> SHM: 0 0/ 0 -1/ -1 0
>>> SEMA: 0 0/ 0 -1/ -1 0
>>> SEMS: 0 0/ 0 -1/ -1 0
>>> DENT: 631 0/ 722 -1/ -1 0
>>>
>>> But the ulimit -a give:
>>>
>>> zimbra:~# ulimit -a
>>> core file size (blocks, -c) 0
>>> data seg size (kbytes, -d) unlimited
>>> scheduling priority (-e) 0
>>> file size (blocks, -f) unlimited
>>> pending signals (-i) 16382
>>> max locked memory (kbytes, -l) 64
>>> max memory size (kbytes, -m) unlimited
>>> open files (-n) 1024
>>> pipe size (512 bytes, -p) 8
>>> POSIX message queues (bytes, -q) 819200
>>> real-time priority (-r) 0
>>> stack size (kbytes, -s) 8192
>>> cpu time (seconds, -t) unlimited
>>> max user processes (-u) unlimited
>>> virtual memory (kbytes, -v) unlimited
>>> file locks (-x) unlimited
>>>
>>> As it's limit at 1024 as well as the vserver host.
>>>
>>> Is it right ?
>>>
>>
>> ulimits and rlimits are not the same. rlimits apply to the entire guest,
>> ulimits apply to the process. Change /etc/vservers/<guest>/ulimits/nofile
>> as well to alter the ulimit value.
>>
>
> Ok but this doesn't change I always have ulimit -n 1024 but the
> ulimits/nofile is 524288
>
> Curiously when connect the guest with command "vserver guest enter" the
> ulimit -n give 524288 but if I connect by SSH on guest the ulimit -n
> give 1024 and I can't set the ulimit by command "ulimit -n 524288" that
> give me operation denied !?
>
> I use 2.6.26-2-vserver-686-bigmem on Debian squeeze/sid
>
> Sam.
>
>
>
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Received on Wed May 12 11:19:34 2010

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