[Mono-bugs] [Bug 415608] Intermittent hang when calling WaitHandle. WaitOne with a timeout specified

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https://bugzilla.novell.com/show_bug.cgi?id=415608

User sharris at nvidia.com added comment
https://bugzilla.novell.com/show_bug.cgi?id=415608#c2





--- Comment #2 from Sean Harris <sharris at nvidia.com>  2008-08-07 15:43:11 MDT ---
(In reply to comment #0 from Sean Harris)
The following output was gathered from hung processes on a SLES 10 machine. 
Hopefully this will be a little helpful:

p4sw-new:~ # ps -Owchan ww -Cmono
  PID WCHAN  S TTY          TIME COMMAND
 7963 semtim S ?        00:00:00 /usr/bin/mono
/p4/triggers/ChangelistApprovalTrigger.exe 1 2654552 ChangeSubmit Live
10.20.18.164 10.20.18.164
 8998 semtim S ?        00:00:00 /usr/bin/mono
/p4/triggers/ChangelistApprovalTrigger.exe 1 2654575 ChangeSubmit Live
172.16.169.93 172.16.169.93
p4sw-new:~ # strace -p 7963
Process 7963 attached - interrupt to quit
semop(70451265, 0x7fff13f5a0f0, 1^[[A <unfinished ...>
Process 7963 detached
p4sw-new:~ # strace -p 8998
Process 8998 attached - interrupt to quit
semop(70451265, 0x7fff30ff8000, 1 <unfinished ...>
Process 8998 detached


p4sw-new:~ # ipcs -s -i 70451265

Semaphore Array semid=70451265
uid=3525         gid=1607        cuid=3525       cgid=1607
mode=0600, access_perms=0600
nsems = 8
otime = Thu Aug  7 13:00:18 2008  
ctime = Thu Aug  7 12:59:04 2008  
semnum     value      ncount     zcount     pid       
0          1          0          0          0         
1          1          0          0          0         
2          1          0          0          7963      
3          0          4          0          7963      
4          1          0          0          0         
5          1          0          0          0         
6          1          0          0          8998      
7          2          0          0          8998   


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