From kpu_99 at yahoo.com Mon Nov 22 15:44:35 2004 From: kpu_99 at yahoo.com (Pramod) Date: Mon, 22 Nov 2004 07:44:35 -0800 (PST) Subject: Failover Issue Message-ID: <20041122154435.32133.qmail@web51802.mail.yahoo.com> Hi, I have two servers running similar configuration,clustered using piranha in FOS type.all services required for running the cluster is enabled on both servers.Configured One as Primary Node & Other one as a Backup node,a virtual server is created with a different IP. when i unplug the cable from the active node a failover occurs to the backup node,but when i plug it back in to the active node later it takes long time approximately 15mins to fall back,and that period of time i cannot ping the virtual IP also. If anyone has come across such issue please respond. Thanks & Regards, Pramod. __________________________________ Do you Yahoo!? Meet the all-new My Yahoo! - Try it today! http://my.yahoo.com From lhh at redhat.com Mon Nov 22 16:00:31 2004 From: lhh at redhat.com (Lon Hohberger) Date: Mon, 22 Nov 2004 11:00:31 -0500 Subject: Failover Issue In-Reply-To: <20041122154435.32133.qmail@web51802.mail.yahoo.com> References: <20041122154435.32133.qmail@web51802.mail.yahoo.com> Message-ID: <1101139231.4760.4.camel@ayanami.boston.redhat.com> On Mon, 2004-11-22 at 07:44 -0800, Pramod wrote: > Hi, > I have two servers running similar > configuration,clustered using piranha in FOS type.all > services required for running the cluster is enabled > on both servers.Configured One as Primary Node & Other > one as a Backup node,a virtual server is created with > a different IP. when i unplug the cable from the > active node a failover occurs to the backup node,but > when i plug it back in to the active node later it > takes long time approximately 15mins to fall back,and > that period of time i cannot ping the virtual IP also. > If anyone has come across such issue please respond. I think this is related: http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=134007 Basically, the master won't re-arp the VIP after this scenario. There are patches in the bugzilla which fix it: Mr. Bonnet's patch from a long time ago: http://bugzilla.redhat.com/bugzilla/attachment.cgi?id=104736&action=view Mine, which works around a race condition WRT heartbeats after plugging the master back in: http://bugzilla.redhat.com/bugzilla/attachment.cgi?id=106303&action=view -- Lon From lhh at redhat.com Mon Nov 22 16:06:31 2004 From: lhh at redhat.com (Lon Hohberger) Date: Mon, 22 Nov 2004 11:06:31 -0500 Subject: Failover Issue In-Reply-To: <1101139231.4760.4.camel@ayanami.boston.redhat.com> References: <20041122154435.32133.qmail@web51802.mail.yahoo.com> <1101139231.4760.4.camel@ayanami.boston.redhat.com> Message-ID: <1101139591.4760.6.camel@ayanami.boston.redhat.com> On Mon, 2004-11-22 at 11:00 -0500, Lon Hohberger wrote: > http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=134007 > > Basically, the master won't re-arp the VIP after this scenario. There > are patches in the bugzilla which fix it: > > Mr. Bonnet's patch from a long time ago: > http://bugzilla.redhat.com/bugzilla/attachment.cgi?id=104736&action=view > > Mine, which works around a race condition WRT heartbeats after plugging > the master back in: > http://bugzilla.redhat.com/bugzilla/attachment.cgi?id=106303&action=view Note: you need _both_ to make it work right. -- Lon From lhh at redhat.com Mon Nov 22 21:27:05 2004 From: lhh at redhat.com (Lon Hohberger) Date: Mon, 22 Nov 2004 16:27:05 -0500 Subject: Failover Issue In-Reply-To: <1101139231.4760.4.camel@ayanami.boston.redhat.com> References: <20041122154435.32133.qmail@web51802.mail.yahoo.com> <1101139231.4760.4.camel@ayanami.boston.redhat.com> Message-ID: <1101158825.4760.96.camel@ayanami.boston.redhat.com> On Mon, 2004-11-22 at 11:00 -0500, Lon Hohberger wrote: Correction: Relevant bugzilla: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=140414 Patch 1: https://bugzilla.redhat.com/bugzilla/attachment.cgi?id=107236&action=view Patch 2: https://bugzilla.redhat.com/bugzilla/attachment.cgi?id=107238&action=view -- Lon From kpu_99 at yahoo.com Tue Nov 23 04:55:16 2004 From: kpu_99 at yahoo.com (Pramod) Date: Mon, 22 Nov 2004 20:55:16 -0800 (PST) Subject: Failover Issue In-Reply-To: <1101139591.4760.6.camel@ayanami.boston.redhat.com> Message-ID: <20041123045516.21686.qmail@web51802.mail.yahoo.com> Hi, I am trying to access the link you have given it's saying that you are not authorized to see this bug. --- Lon Hohberger wrote: > On Mon, 2004-11-22 at 11:00 -0500, Lon Hohberger > wrote: > > > > http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=134007 > > > > Basically, the master won't re-arp the VIP after > this scenario. There > > are patches in the bugzilla which fix it: > > > > Mr. Bonnet's patch from a long time ago: > > > http://bugzilla.redhat.com/bugzilla/attachment.cgi?id=104736&action=view > > > > Mine, which works around a race condition WRT > heartbeats after plugging > > the master back in: > > > http://bugzilla.redhat.com/bugzilla/attachment.cgi?id=106303&action=view > > Note: you need _both_ to make it work right. > > -- Lon > > > _______________________________________________ > Piranha-list mailing list > Piranha-list at redhat.com > https://www.redhat.com/mailman/listinfo/piranha-list > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com From Gary_Tay at platts.com Tue Nov 23 06:23:31 2004 From: Gary_Tay at platts.com (Tay, Gary) Date: Tue, 23 Nov 2004 14:23:31 +0800 Subject: Failover Issue Message-ID: Report this to bugzilla-owner at redhat.com -----Original Message----- From: piranha-list-bounces at redhat.com [mailto:piranha-list-bounces at redhat.com] On Behalf Of Pramod Sent: Tuesday, November 23, 2004 12:55 PM To: Piranha clustering/HA technology Subject: Re: Failover Issue Hi, I am trying to access the link you have given it's saying that you are not authorized to see this bug. --- Lon Hohberger wrote: > On Mon, 2004-11-22 at 11:00 -0500, Lon Hohberger > wrote: > > > > http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=134007 > > > > Basically, the master won't re-arp the VIP after > this scenario. There > > are patches in the bugzilla which fix it: > > > > Mr. Bonnet's patch from a long time ago: > > > http://bugzilla.redhat.com/bugzilla/attachment.cgi?id=104736&action=view > > > > Mine, which works around a race condition WRT > heartbeats after plugging > > the master back in: > > > http://bugzilla.redhat.com/bugzilla/attachment.cgi?id=106303&action=view > > Note: you need _both_ to make it work right. > > -- Lon > > > _______________________________________________ > Piranha-list mailing list > Piranha-list at redhat.com > https://www.redhat.com/mailman/listinfo/piranha-list > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com _______________________________________________ Piranha-list mailing list Piranha-list at redhat.com https://www.redhat.com/mailman/listinfo/piranha-list From lhh at redhat.com Tue Nov 23 14:42:52 2004 From: lhh at redhat.com (Lon Hohberger) Date: Tue, 23 Nov 2004 09:42:52 -0500 Subject: Failover Issue In-Reply-To: <20041123045516.21686.qmail@web51802.mail.yahoo.com> References: <20041123045516.21686.qmail@web51802.mail.yahoo.com> Message-ID: <1101220972.4760.112.camel@ayanami.boston.redhat.com> On Mon, 2004-11-22 at 20:55 -0800, Pramod wrote: > Hi, > > I am trying to access the link you have given it's > saying that you are not authorized to see this bug. I took the bug data from the old one and filed a new one with fixes for everyone's consumption: http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=140414 -- Lon