[ofa-general] ENOMEM

[Dotan Barak]

Ruben Niederhagen wrote:
> Jack Morgenstein wrote:
>   
>> On Sunday 03 February 2008 11:09, Ruben Niederhagen wrote:
>>     
>>> How do I enlarge this limit? The line
>>> #<domain>      <type>  <item>         <value>
>>> *               hard    locks           1024
>>> in /etc/security/limits.conf (+reboot) didn't do the trick...
>>>
>>>       
>> should be:
>>
>> *		hard	memlock		1024
>> *		soft	memlock		1024
>>
>> You used "locks", which refers to file locks, not memory locks.
>>     
>
> Thanks a lot, setting the value to 1024 leads to
>
> $ ibv_srq_pingpong
> Couldn't create QP[13]
>
> with 2048 everything works fine!
>   
Please pay attention: the amount of memory pages that you need to be 
able to lock depends
on the amount of the objects (for example: number of QPs) and the size 
of those objects
(to continue the previous example: in a QP, number of WRs and number of 
S/Gs).

Dotan