vrouter crash @FlowStatsCollector::ExportFlow

[Jeba Paulaiyan]

agent crashed @ FlowStatsCollector::ExportFlow during Sanity

mainline 2697 kilo ubuntu 14.04

[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/contrail-vrouter-agent'.
Program terminated with signal SIGFPE, Arithmetic exception.
#0 0x0000000000b988c5 in FlowStatsCollector::ExportFlow (this=this@entry=0x7fa594000d40, key=..., info=info@entry=0x7fa59c159c10,
    diff_bytes=diff_bytes@entry=447, diff_pkts=diff_pkts@entry=6) at controller/src/vnsw/agent/vrouter/flow_stats/flow_stats_collector.cc:650
650 controller/src/vnsw/agent/vrouter/flow_stats/flow_stats_collector.cc: No such file or directory.
Traceback (most recent call last):
  File "/usr/share/gdb/auto-load/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.19-gdb.py", line 63, in <module>
    from libstdcxx.v6.printers import register_libstdcxx_printers
ImportError: No module named 'libstdcxx'
(gdb) bt
#0 0x0000000000b988c5 in FlowStatsCollector::ExportFlow (this=this@entry=0x7fa594000d40, key=..., info=info@entry=0x7fa59c159c10,
    diff_bytes=diff_bytes@entry=447, diff_pkts=diff_pkts@entry=6) at controller/src/vnsw/agent/vrouter/flow_stats/flow_stats_collector.cc:650
#1 0x0000000000b9ab77 in FlowStatsCollector::Run (this=0x7fa594000d40) at controller/src/vnsw/agent/vrouter/flow_stats/flow_stats_collector.cc:396
#2 0x0000000000b9c4fa in StatsCollector::TimerExpiry (this=<optimized out>) at controller/src/vnsw/agent/uve/stats_collector.h:79
#3 0x0000000001159109 in operator() (this=<optimized out>) at /usr/include/boost/function/function_template.hpp:767
#4 Timer::TimerTask::Run (this=0x1c85180) at controller/src/base/timer.cc:42
#5 0x000000000115219c in TaskImpl::execute (this=0x7fa5a11f3940) at controller/src/base/task.cc:253
#6 0x00007fa5a855ab3a in ?? () from /usr/lib/libtbb.so.2
#7 0x00007fa5a8556816 in ?? () from /usr/lib/libtbb.so.2
#8 0x00007fa5a8555f4b in ?? () from /usr/lib/libtbb.so.2
#9 0x00007fa5a85520ff in ?? () from /usr/lib/libtbb.so.2
#10 0x00007fa5a85522f9 in ?? () from /usr/lib/libtbb.so.2
#11 0x00007fa5a8776182 in start_thread (arg=0x7fa5a0c11700) at pthread_create.c:312
#12 0x00007fa5a7a4f47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
(gdb)

[Jeba Paulaiyan (jebap)]

Core file copied to 10.84.5.112:/cs-shared/bugs/1533446/nodei14_core.contrail-vroute.2444.nodei14.1452631642.gz

and

anamika.englab.juniper.net:/cs-shared/test_runs/nodea12/2016_01_12_21_27_22/nodei14_core.contrail-vroute.2444.nodei14.1452631642.gz

[OpenContrail Admin (ci-admin-f)]

Review in progress for https://review.opencontrail.org/16254
Submitter: Naveen N (<email address hidden>)

[OpenContrail Admin (ci-admin-f)]

Reviewed: https://review.opencontrail.org/16254
Committed: http://github.org/Juniper/contrail-controller/commit/01f66cbfd0d7c19900a1b7287cbd8bdbf294e492
Submitter: Zuul
Branch: master

commit 01f66cbfd0d7c19900a1b7287cbd8bdbf294e492
Author: Naveen N <email address hidden>
Date: Wed Jan 13 08:54:41 2016 +0530

* Pick flow export threshold value from flow stats manager
With protocol based aging support, flow export threshold
is maintained and flow stats manager instead of flow stats
collector, removing the same from flow stats collector.
Closes-bug:#1533446

Change-Id: I6db4ea5630b3bd58b274a7b99fa6ad6a415b9387