Re: [B.A.T.M.A.N.] batman-adv: memory leak?

cmsv
2014-01-22T20:49:32Z

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I had the same problem which caused reboots but after the last
batman-adv update i am not seeing it.
all my devices are have mb ram
i am using network coding and 1560 MTU

On 01/22/2014 12:46 PM, Antonio Quartulli wrote:
> On 22/01/14 18:45, Russell Senior wrote:
>>>>>>> "Daniel" == Daniel <daniel@makrotopia.org> writes:
>>
>> Daniel> On 01/22/2014 07:04 AM, Russell Senior wrote:
>>>> Has anybody else seen this memory leak? Leads on where it's coming
>>>> from? Not a runaway process, at least not that top shows up. Just
>>>> a gradual disappearance from MemFree that /proc/sys/vm/drop_caches
>>>> doesn't fix. It isn't adhoc mode, and I can associate the two
>>>> devices over adhoc and move a bunch of data with no memory lost,
>>>> but turning on batman-adv seems to sink it.
>>
>> Daniel> Yes, and I tested (compile-time selected) with and without
>> Daniel> network coding, and (at run-time) with and without
>> Daniel> fragmentation (as I also bumped into the MTU calculation
>> Daniel> problem later fixed by the patch on this list) -- any 32MB RAM
>> Daniel> devices reboots after roughly 30 minutes due to OOM without
>> Daniel> substantial traffic, if there is traffic then apparently even
>> Daniel> faster...
>>
>> The memory leak I see seems to commence as soon as a batman-adv
>> neighbor (same version, in this case 15) appears and stops when the
>> neighbor goes away.
>>
>
> Thank you very much for the hint Russel!
> Today I tried with one node only, but kmemleak did not report anything...
>
>> I am going to try enabling kmemleak and see of that tells me anything.
>>
>
> Thanks! Keep us informed!
>
> Cheers,
>

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