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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