1) During stop operation libvirt occasionally returns an error because the
state cannot be determined just the moment the machine is shut down. This
patch makes the RA try to get the state again one time. If the machine is
down then everything is OK.
2) The next problem is that a graceful
On 06/07/2011 07:09 PM, CeR wrote:
Hi there!
I have some doubts, hope you folks can help me.
In a system I have two (or more) ways to start a daemon:
A) /etc/init.d/ script. The service could be started by the system
(/etc/rcX) or by me manually.
B) The daemon has an executable with an
On 06/08/2011 10:39 AM, ruslan usifov wrote:
Hello
I have follow constraint:
location ms_drbd_web-U_slave_on_drbd3 ms_drbd_web-U \
rule role=slave inf: #uname eq drbd3
Which as i think it prevents slave role from launch on all hosts except
drbd3,
nope
it says put the slave
but when i shutdown drbd3 host Pacemaker try start slave role on
other host. How can i prevent this behavior?
try
s/inf/-inf
s/eq/neq
ne actually, sorry
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drbd3
result is identical, pacemaker try launch slave role on other nodes:-(((
2011/6/8 Dominik Klein d...@in-telegence.net mailto:d...@in-telegence.net
but when i shutdown drbd3 host Pacemaker try start slave role on
other host. How can i prevent this behavior?
try
netfilter is smarter than you think it is. It can distinguish between
packet flows forming an allowed flow and actually invalid packets.
That's default behaviour.
This only works if there's no helper module needed. So with the likes of
NAT or FTP connections, this will not work without
On 03/15/2011 03:51 PM, Andrew Beekhof wrote:
On Tue, Mar 15, 2011 at 2:35 PM, Dominik Klein d...@in-telegence.net wrote:
Hi
I installed a new 3 node cluster today. I used the instructions on the
install page from the wiki and up to corosync start everything went
smooth.
At that point
Hi
I installed a new 3 node cluster today. I used the instructions on the
install page from the wiki and up to corosync start everything went
smooth.
At that point, apparently the following loop of corosync spawning
pacemaker and pacemaker crashing starts. See logs on
Tom Tux wrote:
Hi
I've have a question about the resource-monitoring:
I'm monitoring an ip-resource every 20 seconds. I have configured the
On Fail-action with restart. This works fine. If the
monitor-operation fails, then the resource will be restartet.
But how can I define this
err, yeah. That wasn't right.
Use this one.
Regards
Dominik
Dominik Klein wrote:
Minor Update. Just noticed it doesn't display stickiness=0 if stickiness
is unset. So failcound and migration-threshold columns were mixed up.
Patch against stable-1.0
Regards
Dominik
exporting patch:
# HG
jimbob palmer wrote:
Hello,
I have a cluster that is all working perfectly. Time to break it.
This is a two node master/slave cluster with drbd. Failover between
the nodes works backwards and forwards. Everything is happier than a
well fed cat.
I wanted to see what would happen if the
But generally I believe this test case is invalid.
I might agree here that this test case does not necessarily reproduce
what happened on my production system (unfortunately I do not know for
sure what happened there, the dev who caused this just tells me he used
some stupid sql statement and
Koch, Sebastian wrote:
Ahh great, that's good news. I've never been to australia hehe. If it would
be in germany or maybe austria i will participate and try my best to help
squash bugs. But i am no dveeloper i am more a technician.
I may be wrong here, but I think this party will have
Koch, Sebastian wrote:
Hi,
i am kind of new in the whole cluster stuff but i would like to
participateand contribute. But the main questions in which country ;-)
I'd guess in #linux-cluster country, no? :)
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Errol Neal wrote:
On Tue, Jan 19, 2010 04:19 PM, Sander van Vugt m...@sandervanvugt.nl wrote:
Hi,
I hope someone has configured the APC Master Stonith resource (which you
would use to have pacemaker to a device like the APC switched rack PDU),
as I have a - probably extremely stupid -
Hi cluster people
been a while, couldn't really follow things. Today I was tasked to
install a new cluster, went for 1.0.6 and corosync as described on the
wiki and hit this:
New cluster with pacemaker 106 and latest available corosync from the
clusterlabs.org/rpm opensuse 11.1 repo.
This
Michael Schwartzkopff wrote:
Am Freitag, 30. Oktober 2009 13:26:35 schrieb Lars Marowsky-Bree:
On 2009-10-30T13:19:52, Michael Schwartzkopff mi...@multinet.de wrote:
I have a three node cluster. I have two resources that are not allowed to
run together in the cluster. Basically resource2 is a
Maybe set a cluster-wide attribute, which, when set, does not allow res2
to run. Ie rule with score -infinity.
res1 could remove this attribute while starting and set this attribute
when stopping.
This does not make any sense. Sorry, let me try again.
res1 start = set attribute
res1 stop =
gilberto migliavacca wrote:
Hi Dominik
How can I configure the node's ips as cluster resources?
sorry for the silly question but I'm a newbye in this field
thanks in advance
gilberto
Dominik Klein wrote:
gilberto migliavacca wrote:
Hi
I have 2 nodes and 1 node that I'm using
i thought that for multistate resources, Started == Slave.
am i mistaken? did this change some time ago?
Afaik, that was only true for status display in crm_mon. But also, that
was fixed quite a while ago.
Regards
Dominik
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Diego Woitasen wrote:
HI
I'm building a two node cluster with Xen, DRBD and
Pacemaker+Heartbeat. I've set default_resouce_stickiness to INFINITY
to disable failback (I want to handle it manually). When I want to
migrate a resource I execute
crm resource migrate gw-piso-lab
and
crm
hj lee wrote:
Thank very much for the reply.
I tested it both stonith-enabled and no-quorum-policy. As Dejan pointed,
this is related to stonith-enabled. With stonith-enabled true (which is
default),
if I kill the master node, the slave stays as a slave, it seems expecting
something from
Michal wrote:
Hi,
When I try to start mysql with config:
primitive drbd1 ocf:heartbeat:drbd \
params drbd_resource=db \
op monitor role=Master interval=59s timeout=30s \
op monitor role=Slave interval=60s timeout=30s
ms ms-drbd1 drbd1 \
meta clone-max=2 master-max=1 master-node-max=1
Dominik Klein wrote:
Michal wrote:
Hi,
When I try to start mysql with config:
primitive drbd1 ocf:heartbeat:drbd \
params drbd_resource=db \
op monitor role=Master interval=59s timeout=30s \
op monitor role=Slave interval=60s timeout=30s
ms ms-drbd1 drbd1 \
meta clone-max=2 master-max=1
Though I don't see the point, grepping for the resource id is usually
just as effective.
I totally agree here. I have helped quite a few people understand their
problems on IRC and grepping the resource id usually works well.
I'd suggest focusing on improving the error logging that most RAs
Whether it's in an RPM or not, could the author add a license header to it?
dk: what license do you want?
Just use what you use for all the cluster code.
Regards
Dominik
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Paul Osier wrote:
I'm trying to create an OCF resource agent that will start/stop/monitor
SER. I've read through the opencf.org resource agent api doc and the
wiki.linux-ha.org OCF resource agent doc and all those documents talk
about is what is needed in the resource agent, not necessarily
Bruno Voigt wrote:
Hi Dominik,
I use your script occasionally,
together with Pacemaker packaged for Debian by martin.loschw...@linbit.com.
When running the new version I get as first output line:
tail: cannot open `+2' for reading: No such file or directory
and then the resource scores
Juha Heinanen wrote:
Dominik Klein writes:
The bug has been reported to Dejan (the crm shell dev) and he will
fix it.
are all bugs fixed also in OpenAIS 0.80.x branch (whitetank), which is
labelled on openais.com site as the stable release?
The crm shell is a part of pacemaker
Dominik Klein wrote:
Juha Heinanen wrote:
Lars Ellenberg writes:
If that Lars? meant me, yes, please,
go ahead an delete outdated examples.
Replace with a reference to the drbd users guide
http://www.drbd.org/docs/about/ or
http://www.drbd.org/docs/install/
how about
Juha Heinanen wrote:
Lars Ellenberg writes:
If that Lars? meant me, yes, please,
go ahead an delete outdated examples.
Replace with a reference to the drbd users guide
http://www.drbd.org/docs/about/ or
http://www.drbd.org/docs/install/
how about the webserver example in DRBD
Juha Heinanen wrote:
i moved all my resources to the standby node. on this node, mysql
resource had a problem that prevented it from starting. i fixed the
problem and assumed that pacemaker would now automatically start mysql,
but it does not even try. it gave up after the first error even
Lars Ellenberg wrote:
On Wed, Mar 18, 2009 at 10:17:24AM +0100, Dominik Klein wrote:
Juha Heinanen wrote:
Prerequisites section says that DRBD must not be started by init.. In
Debian lenny at least, drbd init script load drbd module. if drbs init
is not run, drbd modules needs to be loaded
Joe Bill wrote:
Hi Dominik!
dk at in-telegence wrote:
I'd love to see something like:
# crm_resource -m check_level resource_id
..
This should be possible:
export OCF_ROOT=/usr/lib/ocf
export OCF_RESKEY_your_variable=your_value
export OCF_RESKEY_your_variable2=your_value2
Priyanka Ranjan wrote:
Hi All,
i am facing issue in ilo stonith. i have configured ilo stonith in my
cluster. it is running fine but it is not stonithing the errant node. in
case of failure , the syslong message on DC says that we can't manage this
node
with same parameters value , i
foxyc...@yahoo.com wrote:
I've been wanting this for some time now and expecting pacemaker would
include it in it's newer versions. But I've checked the latest pacemaker 1.0
distribution fresh of the day, and unfortunately have found nothing in it
indicating if this is possible.
-
Glory Smith wrote:
On Tue, Mar 24, 2009 at 12:16 PM, Dominik Klein d...@in-telegence.net wrote:
Glory Smith wrote:
Hi All,
when we create a resource , how pacemaker choose a node to start
resource
on it.
To be more clear , suppose we have four node cluster , we configure any
resource
Hi
Actually, I built a system just like that for presentation purpose (so
just using Dummy resource, but that doesnt matter) to replace a system
that is currently using keepalived.
We seem to want to achieve just the same thing. Here's how I did it:
# m1 = mysql 1
primitive m1
By default, m1 and m1-ip are on xen-03, m2 and m2-ip are on xen-04.
Scores for the ips are
m1 xen-03 175 (100 node preference + 75 colocation with m1)
m1 xen-04 125 (50 node preference + 75 colocation with m2)
m2 xen-03 125 (50 node preference + 75 colocation with m1)
m2 xen-04 175 (100 node
Juha Heinanen wrote:
Prerequisites section says that DRBD must not be started by init.. In
Debian lenny at least, drbd init script load drbd module. if drbs init
is not run, drbd modules needs to be loaded by some other means, for
example, by adding drbd line to /etc/modules.
The RA will
Juha Heinanen wrote:
i tried the apache web server example of DRBD HowTo 1.0 with small changes:
1) replaced webserver primitive with mysqlserver primitive
2) removed location primitive, since i don't care which node the resources
run.
when i shutdown the current primary, the resources
Juha Heinanen wrote:
Dominik Klein writes:
Sounds like you missed the order and colocation constraints. Please post
your configuration.
i have order and colocation, but removed location, because i
thought that by doing so, the resources will stay where they are
working.
-- juha
i wonder why the line
location ms-drbd0-master-on-xen-1 ms-drbd0 rule role=master 100: #uname eq
xen-1
is in the example config, because heartbeat seems to be doing what the
line says even without it.
The section states that If you want to prefer a node to run the master
role (xen-1 in
High: RA pingd: Set default ping interval to 1 instead of 0 seconds.
Produced high load and traffic.
xen-03:~ # cat /proc/loadavg
1.53 1.54 1.47 4/213 6733
xen-03:~ # ps aux|grep pingd
root 6735 0.0 0.0 5284 808 pts/1S+ 09:52 0:00 grep pingd
root 17399 40.7 0.0 65316
Hi
I made the necessary changes to the showscores script to work with
pacemaker 1.0.2.
Please test and report problems. Has been reported to work by some
people and should go into the repository soon. Still, I'd like more
people to test and confirm.
Important changes:
* correctly fetch
This is not happening in my case.
i dont have any stonith configured in my cluster . do i need stonith to
handle spilit brain situation.
On Fri, Feb 6, 2009 at 1:59 PM, Dominik Klein d...@in-telegence.net wrote:
Romi Verma wrote:
Thanks for fast reply ,
Ok, Let me explain the situation. i
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