In the case where opensaf is shutting down and took more time to shutdown
Something like:
+ LOG_CR("While OpenSAF Shutting down, exiting");
and other case where there is tipc link flap:
+ LOG_CR("Controller split brain detected, exiting");
On Thursday 05 September 2013 03:09 PM, Hans Feldt wrote:
> Any suggestion?
> /Hans
>
>> -----Original Message-----
>> From: Suryanarayana Garlapati [mailto:[email protected]]
>> Sent: den 5 september 2013 11:06
>> To: praveen malviya
>> Cc: Hans Feldt; [email protected]
>> Subject: Re: [devel] [PATCH 1 of 1] amfd: exit at MDS quiesced event in
>> wrong state [#516]
>>
>> Change the following log accordingly:
>>
>> + LOG_CR("Controller split brain detected, exiting");
>>
>> This is always not true. The above is true in Tipc link flap.
>>
>>
>> On Thursday 05 September 2013 02:34 PM, praveen malviya wrote:
>>> Ack,
>>>
>>> Thanks,
>>> Praveen
>>> On 16-Aug-13 7:03 PM, Hans Feldt wrote:
>>>> osaf/services/saf/avsv/avd/avd_role.cc | 9 +++++++++
>>>> 1 files changed, 9 insertions(+), 0 deletions(-)
>>>>
>>>>
>>>> MDS can force an active vdest into quiesced state (see docs). Reasons for
>>>> this
>>>> happening is unclear. The logic avd_mds_qsd_role_evh() can only handle this
>>>> event in context of a controller switch-over. Otherwise it could e.g. hang
>>>> in
>>>> using IMM which eventually times out and calls abort() generating a core
>>>> dump.
>>>>
>>>> Instead exit the amfd process when this event happens in non controller
>>>> switch-over state. amfnd will failfast reboot the node when it detects
>>>> this.
>>>>
>>>> diff --git a/osaf/services/saf/avsv/avd/avd_role.cc
>>>> b/osaf/services/saf/avsv/avd/avd_role.cc
>>>> --- a/osaf/services/saf/avsv/avd/avd_role.cc
>>>> +++ b/osaf/services/saf/avsv/avd/avd_role.cc
>>>> @@ -569,6 +569,15 @@ void avd_mds_qsd_role_evh(AVD_CL_CB *cb,
>>>>
>>>> TRACE_ENTER();
>>>>
>>>> + /* Only accept this event in controller switch-over state, in other
>>>> + * states it is invalid and indicates severe cluster problems.
>>>> + */
>>>> + if (cb->swap_switch == SA_FALSE) {
>>>> + LOG_NO("%s: MDS unexpectedly changed role to QUIESCED",
>>>> __FUNCTION__);
>>>> + LOG_CR("Controller split brain detected, exiting");
>>>> + _exit(EXIT_FAILURE); // should never get here...
>>>> + }
>>>> +
>>>> /* Give up IMM OI implementer role */
>>>> if ((rc = immutil_saImmOiImplementerClear(cb->immOiHandle)) !=
>>>> SA_AIS_OK) {
>>>> LOG_ER("FAILOVER Active --> Quiesced FAILED,
>>>> ImplementerClear failed %u", rc);
>>> ------------------------------------------------------------------------------
>>> Learn the latest--Visual Studio 2012, SharePoint 2013, SQL 2012, more!
>>> Discover the easy way to master current and previous Microsoft technologies
>>> and advance your career. Get an incredible 1,500+ hours of step-by-step
>>> tutorial videos with LearnDevNow. Subscribe today and save!
>>> http://pubads.g.doubleclick.net/gampad/clk?id=58041391&iu=/4140/ostg.clktrk
>>> _______________________________________________
>>> Opensaf-devel mailing list
>>> [email protected]
>>> https://lists.sourceforge.net/lists/listinfo/opensaf-devel
------------------------------------------------------------------------------
How ServiceNow helps IT people transform IT departments:
1. Consolidate legacy IT systems to a single system of record for IT
2. Standardize and globalize service processes across IT
3. Implement zero-touch automation to replace manual, redundant tasks
http://pubads.g.doubleclick.net/gampad/clk?id=51271111&iu=/4140/ostg.clktrk
_______________________________________________
Opensaf-devel mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/opensaf-devel
