[Pacemaker] Dropping HeartBeat Stack?
Dennis J.
dennisml at conversis.de
Thu Mar 4 08:54:42 EST 2010
On 03/03/2010 08:09 PM, Andrew Beekhof wrote:
> On Wed, Mar 3, 2010 at 4:00 PM, Dennis J.<dennisml at conversis.de> wrote:
>> On 03/03/2010 09:24 AM, Andrew Beekhof wrote:
>>>
>>> On Wed, Mar 3, 2010 at 1:16 AM, Angie T. Muhammad
>>> <angie.tawfik at gmail.com> wrote:
>>>>
>>>> Hello list
>>>>
>>>> I have no technical questions at the moment, just a couple of
>>>> distribution-specific and backward compatibility questions..
>>>>
>>>> 1- I just wonder will Pacemaker at any time in the near future (the next
>>>> two
>>>> years) drop HeartBeat as a cluster stack?
>>>
>>> The overhead for supporting it is minimal, and as yet there are no
>>> core features that can't be implemented for Heartbeat as well.
>>> If either of those two things change, then we would have to
>>> re-evaluate how best support Heartbeat in the following release
>>> series.
>>>
>>> There are no plans to change anything for the upcoming 1.1 and 1.2
>>> release series (ie. the next 2-3 years).
>>>
>>>> 2- Andrew, when shall we see Pacemaker in RHEL instead of Redhat Cluster
>>>> Suite?
>>>
>>> Red Hat has a very strict policy about discussing what "may or may not
>>> be part of a current and/or future Red Hat products".
>>> Having said that, I got approval to include the following in an
>>> abstract I submitted for this years Red Hat Summit:
>>>
>>> "Pacemaker is the scalable High-Availability cluster resource
>>> manager intended to be the successor to rgmanager."
>>>
>>> Although I doubt using it on top of Heartbeat would ever be an option.
>>
>> If corosync/openais is the preferred option nowadays why is heartbeat chosen
>> as default when installing the RPMs from clusterlabs.org?
>
> What do you mean by default?
> Neither cluster stack is installed by default if you just do:
> yum install pacemaker
>
> you have to explicitly specify either corosync or heartbeat
Pacemaker pulls in hearbeat and corosync as dependency. This is what
happens on a freshly install centos 5.4 VM:
Preparing the repos:
[root at test ~]# rpm -Uvh
http://download.fedora.redhat.com/pub/epel/5/x86_64/epel-release-5-3.noarch.rpm
Retrieving
http://download.fedora.redhat.com/pub/epel/5/x86_64/epel-release-5-3.noarch.rpm
warning: /var/tmp/rpm-xfer.CcSMEC: Header V3 DSA signature: NOKEY, key ID
217521f6
Preparing... ########################################### [100%]
1:epel-release ########################################### [100%]
[root at test ~]# wget -O /etc/yum.repos.d/pacemaker.repo
http://clusterlabs.org/rpm/epel-5/clusterlabs.repo
--2010-03-04 14:34:34-- http://clusterlabs.org/rpm/epel-5/clusterlabs.repo
Resolving clusterlabs.org... 75.127.97.36
Connecting to clusterlabs.org|75.127.97.36|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 156 [text/plain]
Saving to: `/etc/yum.repos.d/pacemaker.repo'
100%[======================================>] 156 --.-K/s in 0s
2010-03-04 14:34:34 (5.95 MB/s) - `/etc/yum.repos.d/pacemaker.repo' saved
[156/156]
Installing Pacemaker:
[root at test ~]# yum install -y pacemaker.x86_64
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
* addons: ftp.uni-bayreuth.de
* base: ftp.halifax.rwth-aachen.de
* epel: ftp.uni-bayreuth.de
* extras: ftp.halifax.rwth-aachen.de
* updates: ftp.halifax.rwth-aachen.de
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package pacemaker.x86_64 0:1.0.7-4.el5 set to be updated
--> Processing Dependency: heartbeat >= 3.0.0 for package: pacemaker
--> Processing Dependency: resource-agents for package: pacemaker
--> Processing Dependency: corosync for package: pacemaker
--> Processing Dependency: cluster-glue for package: pacemaker
--> Processing Dependency: libpengine.so.3()(64bit) for package: pacemaker
--> Processing Dependency: libnetsnmp.so.10()(64bit) for package: pacemaker
--> Processing Dependency: libcrmcluster.so.1()(64bit) for package: pacemaker
--> Processing Dependency: libstonithd.so.0()(64bit) for package: pacemaker
--> Processing Dependency: libcib.so.1()(64bit) for package: pacemaker
--> Processing Dependency: libccmclient.so.1()(64bit) for package: pacemaker
--> Processing Dependency: libesmtp.so.5()(64bit) for package: pacemaker
--> Processing Dependency: libsensors.so.3()(64bit) for package: pacemaker
--> Processing Dependency: libxslt.so.1()(64bit) for package: pacemaker
--> Processing Dependency: libpils.so.2()(64bit) for package: pacemaker
--> Processing Dependency: libnetsnmphelpers.so.10()(64bit) for package:
pacemaker
--> Processing Dependency: liblrm.so.2()(64bit) for package: pacemaker
--> Processing Dependency: libtransitioner.so.1()(64bit) for package: pacemaker
--> Processing Dependency: libcrmcommon.so.2()(64bit) for package: pacemaker
--> Processing Dependency: libpe_status.so.2()(64bit) for package: pacemaker
--> Processing Dependency: libnetsnmpmibs.so.10()(64bit) for package: pacemaker
--> Processing Dependency: libplumb.so.2()(64bit) for package: pacemaker
--> Processing Dependency: libltdl.so.3()(64bit) for package: pacemaker
--> Processing Dependency: libnetsnmpagent.so.10()(64bit) for package:
pacemaker
--> Processing Dependency: libstonith.so.1()(64bit) for package: pacemaker
--> Processing Dependency: libcoroipcc.so.4()(64bit) for package: pacemaker
--> Processing Dependency: libpe_rules.so.2()(64bit) for package: pacemaker
--> Processing Dependency: libhbclient.so.1()(64bit) for package: pacemaker
--> Running transaction check
---> Package cluster-glue.x86_64 0:1.0.3-1.el5 set to be updated
--> Processing Dependency: perl-TimeDate for package: cluster-glue
--> Processing Dependency: libOpenIPMIutils.so.0()(64bit) for package:
cluster-glue
--> Processing Dependency: libOpenIPMIposix.so.0()(64bit) for package:
cluster-glue
--> Processing Dependency: libOpenIPMI.so.0()(64bit) for package: cluster-glue
--> Processing Dependency: libopenhpi.so.2()(64bit) for package: cluster-glue
---> Package cluster-glue-libs.x86_64 0:1.0.3-1.el5 set to be updated
---> Package corosync.x86_64 0:1.2.0-1.el5 set to be updated
---> Package corosynclib.x86_64 0:1.2.0-1.el5 set to be updated
--> Processing Dependency: librdmacm.so.1(RDMACM_1.0)(64bit) for package:
corosynclib
--> Processing Dependency: libibverbs.so.1(IBVERBS_1.0)(64bit) for package:
corosynclib
--> Processing Dependency: libibverbs.so.1(IBVERBS_1.1)(64bit) for package:
corosynclib
--> Processing Dependency: libibverbs.so.1()(64bit) for package: corosynclib
--> Processing Dependency: librdmacm.so.1()(64bit) for package: corosynclib
---> Package heartbeat.x86_64 0:3.0.2-2.el5 set to be updated
--> Processing Dependency: PyXML for package: heartbeat
---> Package heartbeat-libs.x86_64 0:3.0.2-2.el5 set to be updated
---> Package libesmtp.x86_64 0:1.0.4-5.el5 set to be updated
---> Package libtool-ltdl.x86_64 0:1.5.22-7.el5_4 set to be updated
---> Package libxslt.x86_64 0:1.1.17-2.el5_2.2 set to be updated
---> Package lm_sensors.x86_64 0:2.10.7-4.el5 set to be updated
---> Package net-snmp-libs.x86_64 1:5.3.2.2-7.el5_4.2 set to be updated
---> Package pacemaker-libs.x86_64 0:1.0.7-4.el5 set to be updated
---> Package resource-agents.x86_64 0:1.0.1-1.el5 set to be updated
--> Running transaction check
---> Package OpenIPMI-libs.x86_64 0:2.0.16-5.el5_4.1 set to be updated
---> Package PyXML.x86_64 0:0.8.4-4.el5_4.2 set to be updated
---> Package libibverbs.x86_64 0:1.1.2-4.el5 set to be updated
--> Processing Dependency: openib >= 1.0 for package: libibverbs
---> Package librdmacm.x86_64 0:1.0.8-5.el5 set to be updated
---> Package openhpi-libs.x86_64 0:2.14.0-5.el5 set to be updated
---> Package perl-TimeDate.noarch 1:1.16-5.el5 set to be updated
--> Running transaction check
---> Package openib.noarch 0:1.4.1-3.el5 set to be updated
--> Finished Dependency Resolution
Dependencies Resolved
================================================================================
Package Arch Version Repository
Size
================================================================================
Installing:
pacemaker x86_64 1.0.7-4.el5 clusterlabs
767 k
Installing for dependencies:
OpenIPMI-libs x86_64 2.0.16-5.el5_4.1 updates
569 k
PyXML x86_64 0.8.4-4.el5_4.2 updates
1.0 M
cluster-glue x86_64 1.0.3-1.el5 clusterlabs
277 k
cluster-glue-libs x86_64 1.0.3-1.el5 clusterlabs
131 k
corosync x86_64 1.2.0-1.el5 clusterlabs
144 k
corosynclib x86_64 1.2.0-1.el5 clusterlabs
168 k
heartbeat x86_64 3.0.2-2.el5 clusterlabs
161 k
heartbeat-libs x86_64 3.0.2-2.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
libtool-ltdl x86_64 1.5.22-7.el5_4 updates
38 k
libxslt x86_64 1.1.17-2.el5_2.2 base
488 k
lm_sensors x86_64 2.10.7-4.el5 base
527 k
net-snmp-libs x86_64 1:5.3.2.2-7.el5_4.2 updates
1.3 M
openhpi-libs x86_64 2.14.0-5.el5 base
168 k
openib noarch 1.4.1-3.el5 base
20 k
pacemaker-libs x86_64 1.0.7-4.el5 clusterlabs
379 k
perl-TimeDate noarch 1:1.16-5.el5 base
32 k
resource-agents x86_64 1.0.1-1.el5 clusterlabs
179 k
Transaction Summary
================================================================================
Install 21 Package(s)
Update 0 Package(s)
Remove 0 Package(s)
Total size: 6.7 M
Total download size: 6.5 M
Downloading Packages:
(1/15): cluster-glue-libs-1.0.3-1.el5.x86_64.rpm | 131 kB 00:00
(2/15): corosync-1.2.0-1.el5.x86_64.rpm | 144 kB 00:00
(3/15): heartbeat-3.0.2-2.el5.x86_64.rpm | 161 kB 00:00
(4/15): openhpi-libs-2.14.0-5.el5.x86_64.rpm | 168 kB 00:00
(5/15): corosynclib-1.2.0-1.el5.x86_64.rpm | 168 kB 00:00
(6/15): resource-agents-1.0.1-1.el5.x86_64.rpm | 179 kB 00:00
(7/15): cluster-glue-1.0.3-1.el5.x86_64.rpm | 277 kB 00:01
(8/15): heartbeat-libs-3.0.2-2.el5.x86_64.rpm | 292 kB 00:00
(9/15): pacemaker-libs-1.0.7-4.el5.x86_64.rpm | 379 kB 00:00
(10/15): libxslt-1.1.17-2.el5_2.2.x86_64.rpm | 488 kB 00:00
(11/15): lm_sensors-2.10.7-4.el5.x86_64.rpm | 527 kB 00:00
(12/15): OpenIPMI-libs-2.0.16-5.el5_4.1.x86_64.rpm | 569 kB 00:00
(13/15): pacemaker-1.0.7-4.el5.x86_64.rpm | 767 kB 00:01
(14/15): PyXML-0.8.4-4.el5_4.2.x86_64.rpm | 1.0 MB 00:00
(15/15): net-snmp-libs-5.3.2.2-7.el5_4.2.x86_64.rpm | 1.3 MB 00:00
--------------------------------------------------------------------------------
Total 579 kB/s | 6.5 MB 00:11
warning: rpmts_HdrFromFdno: Header V3 DSA signature: NOKEY, key ID e8562897
base/gpgkey | 1.5 kB 00:00
Importing GPG key 0xE8562897 "CentOS-5 Key (CentOS 5 Official Signing Key)
<centos-5-key at centos.org>" from /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5
warning: rpmts_HdrFromFdno: Header V3 DSA signature: NOKEY, key ID 217521f6
epel/gpgkey | 1.7 kB 00:00
Importing GPG key 0x217521F6 "Fedora EPEL <epel at fedoraproject.org>" from
/etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
Installing : libtool-ltdl
1/21
Installing : net-snmp-libs
2/21
Installing : libxslt
3/21
Installing : openhpi-libs
4/21
Installing : libesmtp
5/21
Installing : lm_sensors
6/21
Installing : OpenIPMI-libs
7/21
Installing : PyXML
8/21
Installing : openib
9/21
Installing : libibverbs
10/21
Installing : librdmacm
11/21
Installing : perl-TimeDate
12/21
Installing : cluster-glue-libs
13/21
Installing : cluster-glue
14/21
Installing : corosynclib
15/21
Installing : resource-agents
16/21
Installing : corosync
17/21
Installing : heartbeat-libs
18/21
Installing : heartbeat
19/21
Installing : pacemaker-libs
20/21
Installing : pacemaker
21/21
Installed:
pacemaker.x86_64 0:1.0.7-4.el5
Dependency Installed:
OpenIPMI-libs.x86_64 0:2.0.16-5.el5_4.1
PyXML.x86_64 0:0.8.4-4.el5_4.2
cluster-glue.x86_64 0:1.0.3-1.el5
cluster-glue-libs.x86_64 0:1.0.3-1.el5
corosync.x86_64 0:1.2.0-1.el5
corosynclib.x86_64 0:1.2.0-1.el5
heartbeat.x86_64 0:3.0.2-2.el5
heartbeat-libs.x86_64 0:3.0.2-2.el5
libesmtp.x86_64 0:1.0.4-5.el5
libibverbs.x86_64 0:1.1.2-4.el5
librdmacm.x86_64 0:1.0.8-5.el5
libtool-ltdl.x86_64 0:1.5.22-7.el5_4
libxslt.x86_64 0:1.1.17-2.el5_2.2
lm_sensors.x86_64 0:2.10.7-4.el5
net-snmp-libs.x86_64 1:5.3.2.2-7.el5_4.2
openhpi-libs.x86_64 0:2.14.0-5.el5
openib.noarch 0:1.4.1-3.el5
pacemaker-libs.x86_64 0:1.0.7-4.el5
perl-TimeDate.noarch 1:1.16-5.el5
resource-agents.x86_64 0:1.0.1-1.el5
Complete!
Result:
[root at test ~]# chkconfig --list heartbeat
heartbeat 0:off 1:off 2:on 3:on 4:on 5:on 6:off
Regards,
Dennis
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