Dear Team,
I am trying to build Linux HA Cluster for DRBD Disk on 2XRHEL5.7 Servers. Server Details as below. OS RHEL 5.7 (64bit) Kernel 2.6.18.274 DRBD version(8.3.15-2.el5-CentOS) installed and configured success I am unable install/configure heartbeat and related components. Pls. help. I've tried using RHCS also but in vain. On Wed, 25 Sep 2013 01:13:54 +0200, drbd-user-request wrote > Send drbd-user mailing list submissions to > [email protected] > > To subscribe or unsubscribe via the World Wide Web, visit > http://lists.linbit.com/mailman/listinfo/drbd-user > or, via email, send a message with subject or body 'help' to > [email protected] > > You can reach the person managing the list at > [email protected] > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of drbd-user digest..." > > Today's Topics: > > 1. Fwd: how to place secondary node in maintenance mode > (Gabriel Sosa) > 2. Re: Fwd: how to place secondary node in maintenance mode > (Dan Barker) > 3. Re: Fwd: how to place secondary node in maintenance mode > (Gabriel Sosa) > 4. Adding a third node (Paul O'Rorke) > > ---------------------------------------------------------------------- > > Message: 1 > Date: Tue, 24 Sep 2013 12:08:16 -0300 > From: Gabriel Sosa <[email protected]> > Subject: [DRBD-user] Fwd: how to place secondary node in maintenance > mode > To: [email protected] > Message-ID: > <CABTgo4ZGqmU7bKe2NaRM1azrDov9ZBH=XkF=zqsgea3-nut...@mail.gmail.com> > Content-Type: text/plain; charset="utf-8" > > We have a pretty standard setup > > MASTER <---> SLAVE (STANDBY) > > both nodes are in sync without much issue now but during this week our DC > will perform some maintenance tasks that might incur in some connectivity > issues between both nodes. > > How can put the slave node in maintenance (or any other mode) in order to > avoid any split brain situation? > > I've been reading [1] and [2] but I can't find a clear answer to this. > > should I just take down the service on the SLAVE node performing a *service > drbd stop* or instead disable the resource using *drbdadm down resourcename* > > versions: > MASTER -> version: 8.0.16 (api:86/proto:86) > SLAVE -> version: 8.3.15 (api:88/proto:86-97) > > Thanks > > [1] http://www.drbd.org/users-guide/ch-admin.html > [2] http://www.geekpeek.net/drbd-management-command-usage/ > > -- > Gabriel Sosa > Sometimes the questions are complicated and the answers are simple. -- Dr. > Seuss > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: <http://lists.linbit.com/pipermail/drbd- > user/attachments/20130924/8f163f55/attachment-0001.htm> > > ------------------------------ > > Message: 2 > Date: Tue, 24 Sep 2013 20:19:49 +0000 > From: Dan Barker <[email protected]> > Subject: Re: [DRBD-user] Fwd: how to place secondary node in > maintenance mode > To: "[email protected]" <[email protected]> > Message-ID: > > <7d44cd4318b945dab045d56b695e2...@bn1pr04mb060.namprd04.prod.outlook.com> > > Content-Type: text/plain; charset="utf-8" > > Wow! Those are some old versions! > > Just ?drbdadm disconnect all? on the Primary node before the maintenance and > ?drbdadm connect all? afterwards. All else is magic! > > Dan > > From: [email protected] [mailto:drbd-user- > [email protected]] On Behalf Of Gabriel Sosa Sent: Tuesday, September > 24, 2013 11:08 AM To: [email protected] Subject: [DRBD-user] Fwd: > how > to place secondary node in maintenance mode > > We have a pretty standard setup > MASTER <---> SLAVE (STANDBY) > > both nodes are in sync without much issue now but during this week our DC > will > perform some maintenance tasks that might incur in some connectivity issues > between both nodes. How can put the slave node in maintenance (or any other > mode) in order to avoid any split brain situation? I've been reading [1] and > [2] but I can't find a clear answer to this. should I just take down the > service on the SLAVE node performing a *service drbd stop* or instead disable > the resource using *drbdadm down resourcename* > > versions: > MASTER -> version: 8.0.16 (api:86/proto:86) > SLAVE -> version: 8.3.15 (api:88/proto:86-97) > Thanks > > [1] http://www.drbd.org/users-guide/ch-admin.html > [2] http://www.geekpeek.net/drbd-management-command-usage/ > > -- > Gabriel Sosa > Sometimes the questions are complicated and the answers are simple. -- Dr. > Seuss > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: <http://lists.linbit.com/pipermail/drbd- > user/attachments/20130924/53764cca/attachment-0001.htm> > > ------------------------------ > > Message: 3 > Date: Tue, 24 Sep 2013 17:29:42 -0300 > From: Gabriel Sosa <[email protected]> > Subject: Re: [DRBD-user] Fwd: how to place secondary node in > maintenance mode > To: Dan Barker <[email protected]> > Cc: "[email protected]" <[email protected]> > Message-ID: > <cabtgo4zwsqqwz-xyzzfwrvx+vok_samrve81u56mtzd3yvw...@mail.gmail.com> > Content-Type: text/plain; charset="utf-8" > > So the slave will catch up afterwards. Excellent. > > Thanks > > On Tue, Sep 24, 2013 at 5:19 PM, Dan Barker <[email protected]> wrote: > > > Wow! Those are some old versions!**** > > > > ** ** > > > > Just ?drbdadm disconnect all? on the Primary node before the maintenance > > and ?drbdadm connect all? afterwards. All else is magic!**** > > > > ** ** > > > > Dan**** > > > > ** ** > > > > *From:* [email protected] [mailto: > > [email protected]] *On Behalf Of *Gabriel Sosa > > *Sent:* Tuesday, September 24, 2013 11:08 AM > > *To:* [email protected] > > *Subject:* [DRBD-user] Fwd: how to place secondary node in maintenance > > mode**** > > > > ** ** > > > > We have a pretty standard setup**** > > > > MASTER <---> SLAVE (STANDBY) > > **** > > > > ** ** > > > > both nodes are in sync without much issue now but during this week our DC > > will perform some maintenance tasks that might incur in some connectivity > > issues between both nodes.**** > > > > How can put the slave node in maintenance (or any other mode) in order to > > avoid any split brain situation?**** > > > > I've been reading [1] and [2] but I can't find a clear answer to this.**** > > > > should I just take down the service on the SLAVE node performing a > > *service drbd stop* or instead disable the resource using *drbdadm down > > resourcename***** > > > > ** ** > > > > versions:**** > > > > MASTER -> version: 8.0.16 (api:86/proto:86)**** > > > > SLAVE -> version: 8.3.15 (api:88/proto:86-97)**** > > > > Thanks**** > > > > > > [1] http://www.drbd.org/users-guide/ch-admin.html > > [2] http://www.geekpeek.net/drbd-management-command-usage/**** > > > > ** ** > > > > > > -- > > Gabriel Sosa > > Sometimes the questions are complicated and the answers are simple. -- Dr. > > Seuss ** ** > > > > _______________________________________________ > > drbd-user mailing list > > [email protected] > > http://lists.linbit.com/mailman/listinfo/drbd-user > > > > > > -- > Gabriel Sosa > Sometimes the questions are complicated and the answers are simple. -- Dr. > Seuss > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: <http://lists.linbit.com/pipermail/drbd- > user/attachments/20130924/5cc691a7/attachment-0001.htm> > > ------------------------------ > > Message: 4 > Date: Tue, 24 Sep 2013 15:28:18 -0700 > From: Paul O'Rorke <[email protected]> > Subject: [DRBD-user] Adding a third node > To: DRBD Users <[email protected]> > Message-ID: <[email protected]> > Content-Type: text/plain; charset=windows-1252; format=flowed > > Hi all, > > I have a 2 node set up with both nodes in my server room using a GB > Ethernet direct connection between NICs for the DRBD resources using > Protocol C and single primary. It's working nicely. > > We want now to add a third node using probably Protocol A at an off site > location to be used primarily for disaster recovery should the office > burn to the ground... > > I used a direct CAT6 connection between the first 2 nodes and I want to > extend that now to do exactly this: > http://www.drbd.org/users-guide-8.3/s-three-way-repl.html but I'm > struggling to find documentation on how to move forward with that given > I already have the "Lower Layer" in place and functional. > > Any suggested reading/resources would be appreciated, I'm a little > concerned that I should have started out with a stacked set up in the > first place. Is it possible to add this to an existing set up? > > Please and thanks > > -- > > *Paul O?Rorke* > Tracker Software Products > [email protected] <mailto:[email protected]> > > ------------------------------ > > _______________________________________________ > drbd-user mailing list > [email protected] > http://lists.linbit.com/mailman/listinfo/drbd-user > > End of drbd-user Digest, Vol 110, Issue 17 > ****************************************** Regards, -pankaj kumar. -------------------------------------------------------------------------------- ::Disclaimer:: -------------------------------------------------------------------------------- The contents of this email and any attachment(s) are confidential and intended for the named recipient(s) only. It shall not attach any liability on C-DOT. Any views or opinions presented in this email are solely those of the author and may not necessarily reflect the opinions of C-DOT. 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