Hi, On Tue, Nov 02, 2010 at 05:20:07PM -0600, Rick Cone wrote: > Dejan, > > I tested the AP7900 with the stonith command turning 2 outlets with the same > name on and off (about 20 times), and I can't get it to fail. I'm not sure > what to think, I guess. Perhaps I'll just use 1 outlet with the node name, > with a power splitter to the 2 redundant power supplies to reduce the > chances of problems.
Perhaps a temporary quirk in the device? Thanks, Dejan > Rick > > -----Original Message----- > From: Dejan Muhamedagic [mailto:deja...@fastmail.fm] > Sent: Thursday, October 28, 2010 9:16 AM > To: rc...@securepaymentsystems.com; The Pacemaker cluster resource manager > Subject: Re: [Pacemaker] Stonith Device APC AP7900 > > Hi, > > On Thu, Oct 28, 2010 at 08:35:30AM -0600, Rick Cone wrote: > > Dejan, > > > > Sorry to confuse. I just assumed a script would be issued or new version, > > etc. > > > > I do apologize for this though. > > No problems. > > > As fate would have it, I did just so happen > > see an issue (while testing something else) concerning the AP7900 using > > apcmastersnmp, just yesterday. You may want to let me know if what I'm > > doing is non-standard or improper: > > > > I'm using DRBD/Heartbeat/Pacemaker, and my 2 HA systems have dual power > > supplies. On the AP7900 I have 1 of the systems plugged into outlets 1 > and > > 2, and the other system is plugged into outlets 3 and 4. Both outlets 1 > and > > 2 have the exact same outlet name, and that is the name of system 1 (uname > > -n), and outlets 3 and 4 have the exact same outlet name, and that is the > > name of system 2 (uname -n): > > > > Outlet 1 name: spserv1m > > Outlet 2 name: spserv1m > > Outlet 3 name: spserv1s > > Outlet 4 name: spserv1s > > > > The AP7900 allows identical outlet names. > > > > What I noticed was (during testing) that a "Heartbeat/Pacemaker" attempt > to > > stonith system 1, it only shut off Outlet 2, and not both outlets 1 and 2? > > I had not seen this before. I certainly have seen it do both system > outlets > > in testing, and manually using command line with testing the stonith > command > > (early on). > > Yes, according to the code, the apcmastersnmp plugin supports up > to 8 outlets per node. It's strange that it used to work and now > doesn't any more. If there are no messages in the logs, I'd > suggest to turn debug on and try to see what's going on and under > which circumstances it fails to get all outlets. > > You can do more testing using the stonith command with option -d > and checking status (-lS). Not sure, but perhaps that should also > output some outlet information. I guess that doing too many > resets is not very hardware-friendly. > > > I'm not sure if this is problem, or rather an improper or problematic > > approach. I am considering having just 1 outlet having the system name > and > > using a splitter or extension cord with multiple outlets for each system. > > > > Just for reference, here is my Pacemaker crm stonith configuration piece: > > > > primitive res_stonith stonith:apcmastersnmp \ > > params ipaddr="192.1.1.109" port="161" community="sps" \ > > op start interval="0" timeout="60s" \ > > op monitor interval="60s" timeout="60s" \ > > This monitor is scheduled way too often. Better use something > like 2h or so. > > > op stop interval="0" timeout="60s" > > clone rc_res_stonith res_stonith \ > > meta target-role="Started" > > You can also use a single instance setup, i.e. without clones. > > Thanks, > > Dejan > > > Thanks, > > Rick > > > > > > > > > > > > -----Original Message----- > > From: Dejan Muhamedagic [mailto:deja...@fastmail.fm] > > Sent: Thursday, October 28, 2010 2:37 AM > > To: 'The Pacemaker cluster resource manager' > > Subject: Re: [Pacemaker] Stonith Device APC AP7900 > > > > On Wed, Oct 27, 2010 at 10:12:03AM -0600, Rick Cone wrote: > > > The AP7900 does seem to be working properly and tested with the > > > apcmastersnmp. I guess you can add it to the list. What is the change > > > after it is added to the list? > > > > Not sure if I understand your question. The only difference would > > be that the warning message is not issued any more. > > > > Thanks, > > > > Dejan > > > > > > > > > > > > > > > > > -----Original Message----- > > > From: Dejan Muhamedagic [mailto:deja...@fastmail.fm] > > > Sent: Wednesday, October 27, 2010 9:55 AM > > > To: rc...@securepaymentsystems.com; The Pacemaker cluster resource > manager > > > Subject: Re: [Pacemaker] Stonith Device APC AP7900 > > > > > > Hi, > > > > > > On Wed, Oct 27, 2010 at 09:11:03AM -0600, Rick Cone wrote: > > > > I use the APC AP7900 stonith device with apcmastersnmp. It seems to > > works > > > > well, but I see the message in logs: > > > > > > > > > > > > > > > > Oct 24 04:02:32 spserv1m stonithd: [2885]: WARN: apcmastersnmp_status: > > > > module not tested with this hardware 'AP7900'. > > > > > > > > > > > > > > > > Should I be worried about this? > > > > > > Probably not. The author of the plugin made a list of devices > > > that were tested and issues a warning for a device not in the > > > list. > > > > > > > Is there anyway to resolve this or to get > > > > rid of the message? > > > > > > If you tested the device thoroughly, then we can add it to the > > > list. > > > > > > Thanks, > > > > > > Dejan > > > > > > > > > > > > > > > > > > > Thanks, > > > > > > > > > > > > > > > > Rick Cone > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > > > > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > > > > > > > Project Home: http://www.clusterlabs.org > > > > Getting started: > http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > > > > Bugs: > > > > http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker > > > > > > > _______________________________________________ > > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > > > Project Home: http://www.clusterlabs.org > > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > > Bugs: > > http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker > > > > > > _______________________________________________ > > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > > > Project Home: http://www.clusterlabs.org > > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > > Bugs: > http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker > _______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker