[Openais] corosync 1.2.5 still doesn't shutdown properly

[Alain.Moulle]

Hi,
With whatever release (i.e. currently with corosync-1.2.1-2.el6.x86_64),
I always have trouble with the stop of corosync. And each
time it failed when there were some failed actions reported
by crm_mon. 
Regards
Alain
> On 06/22/2010 03:56 AM, Vadym Chepkov wrote:
>> > Hi,
>> >
>> > I decided to check if I can start using corosync again on several of
>> > my clusters (have to use heartbeat there at the moment).
>> > I don't even have any services defined in corosync.conf, commented
>> > pacemaker out, just plain corosync and it never goes down:
>> >
>> > # ps axf|grep corosync
>> > 26294 pts/0    S+     0:00  |               \_ /bin/sh /sbin/service
>> > corosync restart
>> > 26299 pts/0    S+     0:01  |                   \_ /bin/bash
>> > /etc/init.d/corosync restart
>> > 29249 pts/1    S+     0:00                  \_ grep corosync
>> > 25959 ?        Ssl    0:00 corosync
>> >
>> >
>> > I attached to the process and this is where it hangs:
>> >
>> > (gdb) where
>> > #0  0x0fe14134 in poll () from /lib/libc.so.6
>> > #1  0x0ffbc530 in poll_run (handle=150346236434579456) at coropoll.c:413
>> > #2  0x10006e50 in main (argc=<value optimized out>, argv=<value
>> > optimized out>) at main.c:1576
>> >
>> > How can I help to debug this problem?
>> > It is 100% reproducible.
>> >
>> > Thank you,
>> > Vadym
>> > ________
>
> Vadym,
>
> Thanks for the feedback.  I do test this scenario and it works for me:
>
> [root at cast flatiron]# service corosync start
> Starting Corosync Cluster Engine (corosync):               [  OK  ]
> [root at cast flatiron]# service corosync restart
> Signaling Corosync Cluster Engine (corosync) to terminate: [  OK  ]
> Waiting for corosync services to unload:.                  [  OK  ]
> Starting Corosync Cluster Engine (corosync):               [  OK  ]
> [root at cast flatiron]# service corosync stop
> Signaling Corosync Cluster Engine (corosync) to terminate: [  OK  ]
> Waiting for corosync services to unload:.                  [  OK  ]
> [root at cast flatiron]# service corosync start
> Starting Corosync Cluster Engine (corosync):               [  OK  ]
> [root at cast flatiron]# /etc/init.d/corosync restart
> Signaling Corosync Cluster Engine (corosync) to terminate: [  OK  ]
> Waiting for corosync services to unload:.                  [  OK  ]
> Starting Corosync Cluster Engine (corosync):               [  OK  ]
>
>
> One thing that would stop corosync from shutting down is if it couldn't 
> enter operational state.  This often happens because of a firewall 
> enabled on the ports corosync uses to communicate.
>
> The system logs would be helpful (with debug: on).
>
> Regards
> -steve

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