Hi On Tue, Jun 9, 2009 at 3:56 PM, Dejan Muhamedagic <[email protected]>wrote:
> Hi, > > On Tue, Jun 09, 2009 at 02:21:56PM +0200, Mark Eisenblaetter wrote: > > Hi Dejan, > > > > most of the times i get problems wen I phzsikal remove one node or in the > > If a node is to be out of service for a longer period, it's best > to remove it from the cluster for the time being. > Ok, i will look how its work. > > > last case I had boh ILOs on dieffrent Networksegments and was working on > the > > switch. > > In both cases i got failover porblems. > > If I got it right, this also belongs to good/bad maintenance > practice. When you say "the switch" do you mean the network > switching device? If so, you shouldn't break it :) > Here i had to change the Switch, so the downtime was ok. But i don't realized that in this the failover was not working because both system were connectet via crossover and seriell. at this location a fall in the pit that both systems are located in the same rack but in compleate diffrend WANs. so if one of my provider is going down i will have the same Problem. > so i was hopping to find somthing like two power in two out and seriell or > > usb connector. > > Yes, those would do as well. Though I still think that you could > live with your ILOs. If the problem is network connectivity, try > to improve that. > ILO only woulf be nice, i will have to get brainwork todo to get thies special situation solved. Thanks Mark > > Thanks, > > Dejan > > > Mark > > > > On Tue, Jun 9, 2009 at 1:44 PM, Dejan Muhamedagic <[email protected] > >wrote: > > > > > Hi, > > > > > > On Mon, Jun 08, 2009 at 02:02:31PM +0200, Mark Eisenblaetter wrote: > > > > Hello, > > > > > > > > i'm searching for a reliable stonith device. > > > > > > > > We have mostly HP servers with two psu's and till now i'm using ILO > as > > > the > > > > stonith device. > > > > But I got some issuses in the last time, mostly if ilo was not > > > reacheable. > > > > > > Why was it unreachable? > > > > > > > So i want to try to find a better solution. > > > > > > > > So does somebody using a solution thats work with to powercircuts and > > > > preferable not over ip > > > > > > I guess that you mean something which operates power from outside > > > of host. UPS and PDU devices. stonith -L shows: > > > > > > apcmaster > > > apcsmart > > > baytech > > > nw_rpc100s > > > rps10 > > > wti_nps > > > external/rackpdu > > > > > > Now, some of those, if equipped with multiple outlets, may not > > > accept multiple outlets (in your case two) for requests. I'm not > > > sure which. > > > > > > Finally, you should reconsider. Note that the cluster can't > > > protect you from most multiple simultaneous failures. Note also > > > that the stonith device is not needed always, but just very > > > seldom. Of course, if it doesn't work when you need it, that's > > > really bad. The major problem of ILO is that it may loose power, > > > but given that you have redundant power supplies that's not a big > > > problem anymore. > > > > > > Thanks, > > > > > > Dejan > > > > > > > > > > > > > > Thanks in advance. > > > > Mark > > > > > > > > > > > > -- > > > > Mark Eisenbl?tter > > > > Gei?end?rfer & Leschinsky GmbH > > > > www.gl-systemhaus.de > > > > _______________________________________________ > > > > Linux-HA mailing list > > > > [email protected] > > > > http://lists.linux-ha.org/mailman/listinfo/linux-ha > > > > See also: http://linux-ha.org/ReportingProblems > > > _______________________________________________ > > > Linux-HA mailing list > > > [email protected] > > > http://lists.linux-ha.org/mailman/listinfo/linux-ha > > > See also: http://linux-ha.org/ReportingProblems > > > > > > > > > > > -- > > Mark Eisenbl?tter > > Gei?end?rfer & Leschinsky GmbH > > www.gl-systemhaus.de > > _______________________________________________ > > Linux-HA mailing list > > [email protected] > > http://lists.linux-ha.org/mailman/listinfo/linux-ha > > See also: http://linux-ha.org/ReportingProblems > _______________________________________________ > Linux-HA mailing list > [email protected] > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems > -- Mark Eisenblätter Geißendörfer & Leschinsky GmbH www.gl-systemhaus.de _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
