Raja,

Thanks for the answer.
Are we talking of
https://review.opencontrail.org/#/q/I7764f39167403532fe01caa2b1285a183420893b,n,z
?

Do you plan to add some tests around this case ?

Thanks.
Foucaut
Le 27 mars 2015 20:10, "Rajagopalan Sivaramakrishnan" <[email protected]> a
écrit :

>  Hi Foucault,
>     The fix has already been committed to the 2.1 release. It will be
> committed to previous releases by early next week.
> I don’t think there is an easy workaround without picking up the fix.
>
>  Raja
>
>   From: Foucault de Bonneval <[email protected]>
> Date: Friday, March 27, 2015 at 12:00 PM
> Cc: "[email protected]" <[email protected]>
> Subject: Re: [opencontrail-dev] mem leak on compute nodes
>
>   Raja,
>
> Any progress with our issue ?
>
> Based on the informations you gave, i reproduced the phenomenon with Tsung
> and a webserver.
>
> Ils there a quick fix / workaround de could use to lower the effect ?
>
> Thanks.
> Foucault
>  Le 26 mars 2015 19:22, "Foucault de Bonneval" <[email protected]> a
> écrit :
>
>> Raja,
>>
>> Ho yes please backport to 1.10 branch !!!!
>>
>> Foucault
>> Le 26 mars 2015 19:16, "Rajagopalan Sivaramakrishnan" <[email protected]>
>> a écrit :
>>
>>>  Hi Foucault,
>>>     We found a memory leak in the vrouter module that could be causing
>>> this, although we cannot be certain.
>>> The leak is triggered when a new flow is created in vrouter. A fix is in
>>> the works for the latest release. If
>>> you would like us to port the change to a specific earlier release,
>>> please let us know.
>>>
>>>  Thanks,
>>>
>>>  Raja
>>>
>>>   From: Foucault de Bonneval <[email protected]>
>>> Date: Wednesday, March 25, 2015 at 10:40 AM
>>> To: "[email protected]" <[email protected]>
>>> Subject: [opencontrail-dev] mem leak on compute nodes
>>>
>>>   Hi all,
>>>
>>>  We actually have an issue on a few compute nodes.
>>>
>>>  We met a phenomenon last septembre, that was (it seemed) fixed by
>>> Sylvain Afchain, there :
>>> https://review.opencontrail.org/#/c/4868/
>>>
>>>  We actually are running last 1.10 with a build from the end of
>>> february.
>>>
>>>  The first symptom is that we have a few hypervisonrs that start
>>> swaping.
>>>
>>>  After investigations, it appears that the command "free" returns
>>> normal values.
>>>
>>>  Seen bellow the swaptop and free -m returns.
>>>
>>>  After investigations, it appears that we have a huge consuption of
>>> "Unreclaim" memory.
>>> See the graphs with 1/30 days history.
>>>
>>>  We are running 3.13.0-44-generic #73~precise1-Ubuntu SMP on Ubuntu
>>> precise.
>>>
>>>  Any clue ? Any things I should add to improve the debug ?
>>>
>>>
>>>  Thanks,
>>> Foucault
>>>
>>>
>>> #########################################################################
>>> % swaptop
>>> 190056 qemu-system-x86 15822
>>> 124276 qemu-system-x86 20430
>>> 70796 qemu-system-x86 3989
>>> 59412 qemu-system-x86 5760
>>> 18436 qemu-system-x86 47386
>>> 17616 qemu-system-x86 23791
>>>
>>>
>>> #########################################################################
>>>  % free -m
>>> total used free shared buffers cached
>>> Mem: 96638 43614 53024 0 331 33478
>>> -/+ buffers/cache: 9803 86834
>>> Swap: 975 460 515
>>>
>>>
>>> #########################################################################
>>>  % modinfo vrouter
>>> filename:
>>> /lib/modules/3.13.0-44-generic/extra/net/vrouter/vrouter.ko
>>> version:        1.0
>>> license:        GPL
>>> srcversion:     D1BE1580CF8A8DD31B26BC0
>>> depends:
>>> vermagic:       3.13.0-44-generic SMP mod_unload modversions
>>> parm:           vr_flow_entries:int
>>> parm:           vr_oflow_entries:int
>>> parm:           vr_bridge_entries:int
>>> parm:           vr_bridge_oentries:int
>>> parm:           vrouter_dbg:Set 1 for pkt dumping and 0 to disable,
>>> default value is 0 (int)
>>>
>>>
>>> #########################################################################
>>>  % dropstats
>>> GARP                          0
>>> ARP notme                     752453
>>> Invalid ARPs                  0
>>>
>>>  Invalid IF                    42
>>> Trap No IF                    0
>>> IF TX Discard                 0
>>> IF Drop                       29780
>>> IF RX Discard                 0
>>>
>>>  Flow Unusable                 0
>>> Flow No Memory                0
>>> Flow Table Full               0
>>> Flow NAT no rflow             0
>>> Flow Action Drop              5991
>>> Flow Action Invalid           0
>>> Flow Invalid Protocol         0
>>> Flow Queue Limit Exceeded     1
>>>
>>>  Discards                      539
>>> TTL Exceeded                  0
>>> Mcast Clone Fail              0
>>> Cloned Original               1003
>>>
>>>  Invalid NH                    62
>>> Invalid Label                 0
>>> Invalid Protocol              0
>>> Rewrite Fail                  0
>>> Invalid Mcast Source          0
>>>
>>>  Push Fails                    0
>>> Pull Fails                    9
>>> Duplicated                    581
>>> Head Alloc Fails              0
>>> Head Space Reserve Fails      0
>>> PCOW fails                    0
>>> Invalid Packets               0
>>>
>>>  Misc                          0
>>> Nowhere to go                 0
>>> Checksum errors               73
>>> No Fmd                        0
>>> Ivalid VNID                   0
>>> Fragment errors               14
>>> Invalid Source                388
>>>
>>>
>>>
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