[Pacemaker] Can not use multicast, Any Ideas?

Angie T. Muhammad angie.tawfik at gmail.com
Tue Jan 5 22:53:01 UTC 2010


well, I am not sure if what I did is right or not, but:

# vim /etc/ha.d/ha.cf
crm on

// now crm_mon displays things as usual !!
# crm_mon -i5

============
Last updated: Wed Jan  6 00:49:04 2010
Stack: Heartbeat
Current DC: node2.mydomain.com (8e8ca99f-ff34-45c7-814b-d73d69889441) -
partition with quorum
Version: 1.0.6-f709c638237cdff7556cb6ab615f32826c0f8c06
2 Nodes configured, unknown expected votes
0 Resources configured.
============

Online: [ node1.mydomain.com node2.mydomain.com ]


Now, I 'll configure my resources under pacemaker as I always did and let
you know of any progress / problems.
Thank you Dejan for keeping up with me on this issue :)
=====================================================================================




On Wed, Jan 6, 2010 at 12:08 AM, Angie T. Muhammad
<angie.tawfik at gmail.com>wrote:

> Hello,
> Thank you for the prompt reply.
>
> All permissions are correct, and here is the output of ulimit:
> # cd /var/lib/heartbeat/cores/
> # ulimit -a
> core file size          (blocks, -c) 0
> data seg size           (kbytes, -d) unlimited
> scheduling priority             (-e) 0
> file size               (blocks, -f) unlimited
> pending signals                 (-i) 73728
> max locked memory       (kbytes, -l) 32
> max memory size         (kbytes, -m) unlimited
> open files                      (-n) 1024
> pipe size            (512 bytes, -p) 8
> POSIX message queues     (bytes, -q) 819200
> real-time priority              (-r) 0
> stack size              (kbytes, -s) 10240
> cpu time               (seconds, -t) unlimited
> max user processes              (-u) 73728
> virtual memory          (kbytes, -v) unlimited
> file locks                      (-x) unlimited
>
> *
> what should I do in this respect?*
>
>
> On Tue, Jan 5, 2010 at 10:37 PM, Dejan Muhamedagic <dejanmm at fastmail.fm>wrote:
>
>> Hi,
>>
>> On Tue, Jan 05, 2010 at 09:47:46PM +0200, Angie T. Muhammad wrote:
>> > mmm, I truncated the logs to re-genrate the error and send you the file,
>> but
>> > the error no longer appears at /var/log/messages now. There were the
>> words
>> > "kernel" and "segfault" on the last line !!!
>>
>> Did you enabled coredumps (ulimit -c)? Please check
>> /var/lib/heartbeat/cores/*.
>>
>> > Any way, I'll try to regenerate the error at /var/log/messages and send
>> it.
>> > Till then, would you please let me know which files exactly you mean
>> have
>> > wrong permissions?
>>
>> d /var/lib/heartbeat 0755 root root
>> d /var/lib/pengine 0750 hacluster haclient
>> d /var/lib/heartbeat/crm 0750 hacluster haclient
>> d /var/run/crm 0750 hacluster haclient
>>
>> Thanks,
>>
>> Dejan
>>
>> > Thank you
>> >
>> >
>> >
>> > On Tue, Jan 5, 2010 at 9:29 PM, Dejan Muhamedagic <dejanmm at fastmail.fm
>> >wrote:
>> >
>> > > Hi,
>> > >
>> > > On Tue, Jan 05, 2010 at 09:19:16PM +0200, Angie T. Muhammad wrote:
>> > > > Hello all
>> > > >
>> > > > Thank you Dejan and Dr. Schwartzkopff
>> > > > But please bear with me because I'm still suffering a problem. Here
>> is
>> > > what
>> > > > I did:
>> > > >
>> > > > #  wget -O /etc/yum.repos.d/clusterlabs.repo
>> > > > http://clusterlabs.org/rpm/epel-5/clusterlabs.repo
>> > > > # yum install pacemaker pacemaker-libs cluster-glue
>> cluster-glue-libs
>> > > > resource-agents heartbeat
>> > > >
>> > >
>> =============================================================================================================================================================
>> > > >  Package                                    Arch
>> > > > Version                               Repository
>> > > > Size
>> > > >
>> > >
>> =============================================================================================================================================================
>> > > > Installing:
>> > > >  cluster-glue                               x86_64
>> > > > 1.0.1-1.el5                           clusterlabs
>> > > > 262 k
>> > > >  cluster-glue-libs                          x86_64
>> > > > 1.0.1-1.el5                           clusterlabs
>> > > > 130 k
>> > > >  heartbeat                                  x86_64
>> > > > 3.0.1-1.el5                           clusterlabs
>> > > > 193 k
>> > > >  pacemaker                                  x86_64
>> > > > 1.0.6-1.el5                           clusterlabs
>> > > > 689 k
>> > > >  pacemaker-libs                             x86_64
>> > > > 1.0.6-1.el5                           clusterlabs
>> > > > 310 k
>> > > >  resource-agents                            x86_64
>> > > > 1.0.1-1.el5                           clusterlabs
>> > > > 179 k
>> > > > Installing for dependencies:
>> > > >  corosync                                   x86_64
>> > > > 1.1.2-1.el5                           clusterlabs
>> > > > 163 k
>> > > >  corosynclib                                x86_64
>> > > > 1.1.2-1.el5                           clusterlabs
>> > > > 163 k
>> > > >  heartbeat-libs                             x86_64
>> > > > 3.0.1-1.el5                           clusterlabs
>> > > > 292 k
>> > > >  libesmtp                                   x86_64
>> > > > 1.0.4-5.el5                           epel
>> > > > 60 k
>> > > >  libibverbs                                 x86_64
>> > > > 1.1.2-4.el5                           base
>> > > > 44 k
>> > > >  librdmacm                                  x86_64
>> > > > 1.0.8-5.el5                           base
>> > > > 22 k
>> > > >  openhpi-libs                               x86_64
>> > > > 2.14.0-5.el5                          base
>> > > > 168 k
>> > > >  openib                                     noarch
>> > > > 1.4.1-3.el5                           base
>> > > > 20 k
>> > > >
>> > > > Transaction Summary
>> > > >
>> > >
>> =============================================================================================================================================================
>> > > > Install     14 Package(s)
>> > > > Update       0 Package(s)
>> > > > Remove       0 Package(s)
>> > > >
>> > > > Total download size: 2.6 M
>> > > >
>> > > > # vim /etc/ha.d/ha.cf
>> > > > keepalive       2
>> > > > deadtime        30
>> > > > warntime        10
>> > > > initdead        120
>> > > > udpport         694
>> > > > ucast eth1      10.0.0.101
>> > > > auto_failback   on
>> > > > node            node1.mydomain.com
>> > > > node            node2.mydomain.com
>> > > > use_logd        yes
>> > > >
>> > > > // and I changed the ucast directive properly for each node
>> > > >
>> > > > # vim /etc/ha.d/authkeys
>> > > > # chmod 600 /etc/ha.d/authkeys
>> > > > # /etc/init.d/heartbeat start
>> > > > Starting High-Availability services:                       [  OK  ]
>> > > > // started properly on both nodes
>> > > >
>> > > > # crm_mon -i5
>> > > > Attempting connection to the cluster....
>> > > >
>> > > > # strace -o hb-again crm_mon -i5
>> > > > // the file is attached
>> > > >
>> > > > // I didn't find perl on the system , so I installed it
>> > > > # yum install perl
>> > > >
>> > > > // indeed, i believe the error is at around 92% of the strace output
>> file
>> > > > when it attempts to:
>> > > >
>> > > > connect(3, {sa_family=AF_FILE, path="/var/run/crm/cib_ro"...}, 110)
>> = -1
>> > > > ENOENT (No such file or directory)
>> > > > close(3)                                = 0
>> > > > socket(PF_FILE, SOCK_STREAM, 0)         = 3
>> > > > fcntl(3, F_GETFL)                       = 0x2 (flags O_RDWR)
>> > > > fcntl(3, F_SETFL, O_RDWR|O_NONBLOCK)    = 0
>> > > > connect(3, {sa_family=AF_FILE, path="/var/run/crm/cib_callback"...},
>> 110)
>> > > =
>> > > > -1 ENOENT (No such file or directory)
>> > >
>> > > Looks like cib didn't start. The logs should say why. Perhaps
>> > > there are permission problems?
>> > >
>> > > Thanks,
>> > >
>> > > Dejan
>> > >
>> > > > I can't understand why it can not run :( ..
>> > > > Version 1.0.5 of pace maker and openais 0.80.5 worked like a charm
>> on the
>> > > > same nodes.
>> > > > Now I have to shift to heartbeat because of unicast directive.
>> Please
>> > > help!
>> > > >
>> > > > Thank you in advance
>> > > >
>> > > >
>> > > > On Tue, Jan 5, 2010 at 2:17 PM, Michael Schwartzkopff <
>> misch at multinet.de
>> > > >wrote:
>> > > >
>> > > > > Am Dienstag, 5. Januar 2010 13:00:44 schrieb Dejan Muhamedagic:
>> > > > > > Hi,
>> > > > > >
>> > > > > > On Tue, Jan 05, 2010 at 01:51:38PM +0200, Angie T. Muhammad
>> wrote:
>> > > > > > > Hello all,
>> > > > > > > Hope you spent good time on holidays!
>> > > > > > >
>> > > > > > > Our data center does not support multicast and I have been
>> googling
>> > > > > > > "unicast site:openais.org" but now results.
>> > > > > > > And changing our data center is not an option at the moment.
>> > > > > > >
>> > > > > > > I wonder does any beta version of openais support unicast?
>> > > > > >
>> > > > > > I think that the latest corosync (1.2.0) supports broadcast.
>> > > > > >
>> > > > > > > If not, do you have any link to pacemaker installation with
>> > > heartbeat
>> > > > > > > stack?
>> > > > > >
>> > > > > > clusterlabs.org has some installation docs and there are also
>> > > > > > brand new docs at http://linux-ha.org/wiki/Documentation
>> > > > > >
>> > > > > > Thanks,
>> > > > > >
>> > > > > > Dejan
>> > > > > >
>> > > > > > > Indeed, I would be very grateful if you could suggest me any
>> other
>> > > > > > > solution?
>> > > > >
>> > > > >
>> > > > > Perhaps you could use a tunnel (gre, ...) to route the multicast.
>> > > > >
>> > > > > --
>> > > > > Dr. Michael Schwartzkopff
>> > > > > MultiNET Services GmbH
>> > > > > Addresse: Bretonischer Ring 7; 85630 Grasbrunn; Germany
>> > > > > Tel: +49 - 89 - 45 69 11 0
>> > > > > Fax: +49 - 89 - 45 69 11 21
>> > > > > mob: +49 - 174 - 343 28 75
>> > > > >
>> > > > > mail: misch at multinet.de
>> > > > > web: www.multinet.de
>> > > > >
>> > > > > Sitz der Gesellschaft: 85630 Grasbrunn
>> > > > > Registergericht: Amtsgericht München HRB 114375
>> > > > > Geschäftsführer: Günter Jurgeneit, Hubert Martens
>> > > > >
>> > > > > ---
>> > > > >
>> > > > > PGP Fingerprint: F919 3919 FF12 ED5A 2801 DEA6 AA77 57A4 EDD8 979B
>> > > > > Skype: misch42
>> > > > >
>> > > > > _______________________________________________
>> > > > > Pacemaker mailing list
>> > > > > Pacemaker at oss.clusterlabs.org
>> > > > > http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>> > > > >
>> > > >
>> > > >
>> > > >
>> > > > --
>> > > > All the best,
>> > > > Angie
>> > >
>> > >
>> > > > _______________________________________________
>> > > > Pacemaker mailing list
>> > > > Pacemaker at oss.clusterlabs.org
>> > > > http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>> > >
>> > >
>> > > _______________________________________________
>> > > Pacemaker mailing list
>> > > Pacemaker at oss.clusterlabs.org
>> > > http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>> > >
>> >
>> >
>> >
>> > --
>> > All the best,
>> > Angie
>>
>> > _______________________________________________
>> > Pacemaker mailing list
>> > Pacemaker at oss.clusterlabs.org
>> > http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>>
>>
>> _______________________________________________
>> Pacemaker mailing list
>> Pacemaker at oss.clusterlabs.org
>> http://oss.clusterlabs.org/mailman/listinfo/pacemaker
>>
>
>
>
> --
> All the best,
> Angie
>



-- 
All the best,
Angie
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