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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