[asterisk-bugs] [Asterisk 0018094]: Memory leak happens when repeatedly tested

[Asterisk Bug Tracker]

A NOTE has been added to this issue. 
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https://issues.asterisk.org/view.php?id=18094 
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Reported By:                warmguy
Assigned To:                
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Project:                    Asterisk
Issue ID:                   18094
Category:                   Channels/chan_sip/General
Reproducibility:            always
Severity:                   major
Priority:                   normal
Status:                     feedback
Asterisk Version:           1.8.0-rc2 
JIRA:                        
Regression:                 No 
Reviewboard Link:            
SVN Branch (only for SVN checkouts, not tarball releases): N/A 
SVN Revision (number only!):  
Request Review:              
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Date Submitted:             2010-10-05 02:31 CDT
Last Modified:              2010-10-06 07:42 CDT
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Summary:                    Memory leak happens when repeatedly tested
Description: 
I repeatedly registered and unregistered 200 Peers(tls-based)
Using pmap utility, I checked memory usage of asterisk process.
Memory usages increased continuously.
The following content is pmap data. 

2010-10-05-15:58:45 total   148768K <-- Initialization
2010-10-05-15:58:55 total   148768K
2010-10-05-15:59:05 total   148768K
2010-10-05-15:59:15 total   148768K
2010-10-05-15:59:25 total   148768K
2010-10-05-15:59:35 total   148768K
2010-10-05-15:59:45 total   257488K
2010-10-05-15:59:55 total   338032K <-- 200 Peers is registered
2010-10-05-16:00:05 total   338032K
2010-10-05-16:00:15 total   338032K
2010-10-05-16:00:25 total   338032K
2010-10-05-16:00:35 total   338032K
2010-10-05-16:00:46 total   338032K
2010-10-05-16:00:56 total   338032K
2010-10-05-16:01:06 total   338032K
2010-10-05-16:01:16 total   338032K
2010-10-05-16:01:26 total   338032K
2010-10-05-16:01:36 total   338032K
2010-10-05-16:01:46 total   338032K
2010-10-05-16:01:56 total   338032K
2010-10-05-16:02:06 total   338032K
2010-10-05-16:02:16 total   338032K
2010-10-05-16:02:26 total   338032K
2010-10-05-16:02:36 total   328688K <-- unregistered and tls connection
closed
2010-10-05-16:02:46 total   328688K
2010-10-05-16:02:56 total   328688K
2010-10-05-16:03:06 total   328688K
2010-10-05-16:03:16 total   329096K
2010-10-05-16:03:26 total   343236K <-- 200 Peers is registered
2010-10-05-16:03:36 total   343236K
2010-10-05-16:03:46 total   343236K
2010-10-05-16:03:56 total   343236K
2010-10-05-16:04:06 total   343236K
2010-10-05-16:04:16 total   343236K
2010-10-05-16:04:26 total   343236K
2010-10-05-16:04:36 total   343236K
2010-10-05-16:04:46 total   343236K
2010-10-05-16:04:56 total   343236K
2010-10-05-16:05:06 total   343236K
2010-10-05-16:05:16 total   334136K <-- unregistered and tls connection
closed
2010-10-05-16:05:26 total   334136K
2010-10-05-16:05:36 total   334136K
2010-10-05-16:05:46 total   334136K
2010-10-05-16:05:56 total   334392K
2010-10-05-16:06:06 total   354200K <-- 200 Peers is registered
2010-10-05-16:06:16 total   354200K
2010-10-05-16:06:26 total   354200K
2010-10-05-16:06:36 total   354200K
2010-10-05-16:06:46 total   354200K
2010-10-05-16:06:56 total   354200K
2010-10-05-16:07:06 total   354200K

Also, when I registered 1 Peer, memory usage increased almost 1MB.


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 (0127741) warmguy (reporter) - 2010-10-06 07:42
 https://issues.asterisk.org/view.php?id=18094#c127741 
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In order to log using valgrind tool, I repeatedly registered and
unregistered only 10 Peers. I am not familiar with valgrind. Maybe more
need to study. Anyway, the following text in valgrind.txt summaries a lot
of memory loss.
Help me how to test and log using valgrind. 

Issue History 
Date Modified    Username       Field                    Change               
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2010-10-06 07:42 warmguy        Note Added: 0127741                          
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