Hi Magnus,

Thanks for your reply.
I found the issue with locking and unlocking mechanism which my
application is using. And by correcting it issue is no more available.

Thanks once again!

Regards,
Sagar.

On 10/08/15 1:58 pm, "Magnus Fromreide" <ma...@lysator.liu.se> wrote:

>On Tue, Jul 21, 2015 at 09:10:45AM +0000, Sagar Kapadi (sakapadi) wrote:
>> Hi,
>> 
>> This is Sagar Kapadi.
>> I am using net-snmp5.7.2 stack on power PC architecture. Here we are
>>trying to stress the traps. So we are sending a trap at every 50seconds
>>of interval.
>> 
>> I am hitting an issue where I have multiple trap-destinations
>>configured.
>> 
>> Initially netstat details are like below
>> 
>> netstat ­nal|grep :705
>> tcp        0      0 127.0.0.1:705           0.0.0.0:*
>>LISTEN
>> tcp        0      0 127.0.0.1:705           127.0.0.1:47237
>>ESTABLISHED
>> tcp      672      0 127.0.0.1:47237         127.0.0.1:705
>>ESTABLISHED
>> 
>> But after 24 hours, connection between SNMPD and SNMP-SUBAGNETD which
>>is on port 705 is going into CLOSE_WAIT state.
>> I have collected the netstat details and strace output of SNMP-SUBAGENT
>>process. Kindly check it below.
>> 
>> Below is the netstat ouput after it went into CLOSE_WAIT state
>> netstat ­nal|grep :705
>> tcp        0      0 127.0.0.1:705           0.0.0.0:*
>>LISTEN
>> tcp    96757      0 127.0.0.1:47237         127.0.0.1:705
>>CLOSE_WAIT
>> 
>> Below is the strace output of SNMP-SUBAGENTD
>> strace -p 26960
>> Process 26960 attached - interrupt to quit
>> futex(0xfb8e83c, 0x80 /* FUTEX_??? */, 2
>
>The futex system call on linux indicates that you are waiting for some
>lock.
>
>You have not given enough information for me to tell anything beyond that.
>
>Is it possible for you to present a somewhat deeper stack trace, e.g. the
>output of 'gdb -p 26960 -ex where --batch'?
>
>/MF


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