On 4/11/07, Alan Robertson [EMAIL PROTECTED] wrote:
Lars Marowsky-Bree wrote:
On 2007-04-10T07:09:44, Alan Robertson [EMAIL PROTECTED] wrote:
As even calling crm_master and having it do a compare and
update-if-modified, or filtering it in the CIB directly requires to at
least contact and
On 2007-04-10T16:47:52, Alan Robertson [EMAIL PROTECTED] wrote:
Such a daemon would obviously easily keep internal state and only issue
CIB updates or async (failure) notifications as needed. It'd avoid a lot
of forking for various operations.
You can already do that. Resources often
On 2007-04-11T09:40:52, Andrew Beekhof [EMAIL PROTECTED] wrote:
Actually if you look at CTS, you'll find that ResourceRecover uses
a-sync notifications (albeit with a couple of tricks to work around
deficiencies in the lrm)
Have bugs been filed for those deficiencies so that Dejan doesn't
On Apr 5, 2007, at 4:48 PM, Alan Robertson wrote:
Alan Robertson wrote:
Lars Marowsky-Bree wrote:
On 2007-04-04T11:41:44, Doug Knight [EMAIL PROTECTED] wrote:
The key word in my question was thinks. It would be useful to
the RA
if it could know what state the CRM thought it was in, so in
Andrew Beekhof wrote:
On Apr 5, 2007, at 4:48 PM, Alan Robertson wrote:
Alan Robertson wrote:
Lars Marowsky-Bree wrote:
On 2007-04-04T11:41:44, Doug Knight [EMAIL PROTECTED] wrote:
The key word in my question was thinks. It would be useful to the RA
if it could know what state the CRM
Lars Marowsky-Bree wrote:
On 2007-04-05T07:40:34, Alan Robertson [EMAIL PROTECTED] wrote:
That is why I'd suggest to only call it in start or post-notify; calling
it in post-notify basically implies it'll be called after every state
change.
But, for DRBD for example, the ability to become
On 2007-04-10T07:09:44, Alan Robertson [EMAIL PROTECTED] wrote:
As even calling crm_master and having it do a compare and
update-if-modified, or filtering it in the CIB directly requires to at
least contact and query the CIB, I'd probably still track the state in
the RA somewhere. (As to
Lars Marowsky-Bree wrote:
On 2007-04-10T07:09:44, Alan Robertson [EMAIL PROTECTED] wrote:
As even calling crm_master and having it do a compare and
update-if-modified, or filtering it in the CIB directly requires to at
least contact and query the CIB, I'd probably still track the state in
On 2007-04-05T07:40:34, Alan Robertson [EMAIL PROTECTED] wrote:
That is why I'd suggest to only call it in start or post-notify; calling
it in post-notify basically implies it'll be called after every state
change.
But, for DRBD for example, the ability to become master can change
without
Hi Alan,
Interesting. This entry in the cib was completely created from the GUI.
I modified the Transition Timeout from the GUI to get around the timeout
of my notify function call. So if I understand what you're saying, I
should remove the tags from the op definition and create nvpairs to
replace
Doug Knight wrote:
Hi Alan,
Interesting. This entry in the cib was completely created from the GUI.
I modified the Transition Timeout from the GUI to get around the timeout
of my notify function call. So if I understand what you're saying, I
should remove the tags from the op definition and
Alan Robertson wrote:
Doug Knight wrote:
Hi Alan,
Interesting. This entry in the cib was completely created from the GUI.
I modified the Transition Timeout from the GUI to get around the timeout
of my notify function call. So if I understand what you're saying, I
should remove the tags from
I've asked this question before, but have not gotten an answer:
Can you have a location constraint to set the resource to prefer running
the master on one node vs the other (and still have the slave running
too)?
On Fri, 2007-04-06 at 09:46 -0400, Doug Knight wrote:
Not sure how to determine
OK, here's another strange happening, I had an IPaddr resource with a
separate (non-WAL file forwarding instance) database co-located to it. I
created this early on to get up to speed on the HA basics. It uses the
heartbeat ocf script, as does IPaddr. I used a places constraint with a
uname eq to
Doug Knight wrote:
Not sure how to determine the version of the GUI. It came with the 2.0.8
release. The prolog says copyright 2005. I've looked at the DTD and its
not always clear what its saying, but it helps. What's really helped is
stealing the do_cmd function from the drbd OCF script, and
On 4/4/07, Alan Robertson [EMAIL PROTECTED] wrote:
Doug Knight wrote:
I think I ran into this exact issue. I was calling crm_master -v 100 to
upgrade to master status too frequently. The postgres database needs to
stay in master state once its there, and not transition frequently. Are
there
On 2007-04-03T22:05:24, Alan Robertson [EMAIL PROTECTED] wrote:
Yes. I'd avoid needless calls to it though as every call triggers a
transition - so don't just call it in _every_ monitor operation ;-)
That's a good point. Unfortunately that means the RA has to keep state
somewhere, which is
On 2007-04-04T11:41:44, Doug Knight [EMAIL PROTECTED] wrote:
The key word in my question was thinks. It would be useful to the RA
if it could know what state the CRM thought it was in, so in case the RA
determines on its own that its already in that state, it doesn't have to
do anything. But,
Lars Marowsky-Bree wrote:
On 2007-04-04T11:41:44, Doug Knight [EMAIL PROTECTED] wrote:
The key word in my question was thinks. It would be useful to the RA
if it could know what state the CRM thought it was in, so in case the RA
determines on its own that its already in that state, it
Lars Marowsky-Bree wrote:
On 2007-04-03T22:05:24, Alan Robertson [EMAIL PROTECTED] wrote:
Yes. I'd avoid needless calls to it though as every call triggers a
transition - so don't just call it in _every_ monitor operation ;-)
That's a good point. Unfortunately that means the RA has to keep
I think I ran into this exact issue. I was calling crm_master -v 100 to
upgrade to master status too frequently. The postgres database needs to
stay in master state once its there, and not transition frequently. Are
there any other command line tools that could be used to retrieve what
state CRM
On 4/3/07, Doug Knight [EMAIL PROTECTED] wrote:
Thanks. Yes, I'm concerned that I'm seeing the spinning and your not.
However, I need to push through to getting my OCF script working, and using
my version of crm_master will allow me to do that. I'll have to take the
added demote into
The key word in my question was thinks. It would be useful to the RA
if it could know what state the CRM thought it was in, so in case the RA
determines on its own that its already in that state, it doesn't have to
do anything. But, if the RA finds that the CRM thinks its in a different
state,
Doug Knight wrote:
I think I ran into this exact issue. I was calling crm_master -v 100 to
upgrade to master status too frequently. The postgres database needs to
stay in master state once its there, and not transition frequently. Are
there any other command line tools that could be used to
Hi Doug,
I just tried to reproduce this (loaded your cib and ran crm_master the
same way you did) but it worked fine.
Can you open a bug in bugzilla and include the result of cibadmin -Q please?
On 4/2/07, Doug Knight [EMAIL PROTECTED] wrote:
Andrew, Alan, Lars, et al,
Any updates on the
I've never done a bugzilla report, maybe you can point me in the right
direction.
In the mean time I'll continue to test with my modified version of
crm_master that doesn't spin. I've managed to get the master side of the
process configuration up, but am having trouble getting the slave side
up.
On 4/3/07, Doug Knight [EMAIL PROTECTED] wrote:
I've never done a bugzilla report, maybe you can point me in the right
direction.
http://old.linux-foundation.org/developer_bugzilla/enter_bug.cgi
In the mean time I'll continue to test with my modified version of
crm_master that doesn't
Lars Marowsky-Bree wrote:
On 2007-03-29T21:31:32, Alan Robertson [EMAIL PROTECTED] wrote:
THe docs are more specific:
They state that it is mandatory to call it in the start action.
That doesn't seem to be true.
That's a correct observation.
You could call it in a monitor action quite
Andrew, Alan, Lars, et al,
Any updates on the spinning crm_master? I and an associate of mine here
are looking into compiler flags and settings to see if we can find
anything there. If there is more info you need, just let me know.
Doug
On Fri, 2007-03-30 at 11:15 -0400, Doug Knight wrote:
Hi Andrew,
I'll get to this today. I've been digging through some of the source,
putting in some additional logging, etc, just to see where the problem
occurs.
Thanks,
Doug
On Fri, 2007-03-30 at 10:32 +0200, Andrew Beekhof wrote:
On 3/29/07, Doug Knight [EMAIL PROTECTED] wrote:
Results:
OK, let me try this again. My last email was too big by a little and got
held up for review. I've bzip2'ed this one.
Doug
On Fri, 2007-03-30 at 08:20 -0400, Doug Knight wrote:
Andrew, FYI, the one I ran has some debug statements in it that I put
in there. Let me know if you want cleaner
On 3/28/07, Doug Knight [EMAIL PROTECTED] wrote:
One additional question that has come up as I've developed my notify
function: When the promote of the slave completes, and the post-promote
notify is sent out, is this post-promote notify sent to both the master and
slave nodes, or just to the
I went ahead and installed via RPM automake, autoconf, and libtool, even
though they were not needed for the 2.0.8 baseline build (I believe
libtool at least may have been installed previously). ConfigureMe
bootstrap ran fine. From the output I gather it includes the equivalent
of the ConfigureMe
OK, ConfigureMe make is complete. As when I built the baseline 2.0.8, I
had two compile errors, and had to make some minor source code mods (see
attached error message and file diffs). Not sure if this is related or
not. I've done a make install in the crm/admin directory to replace the
crm_master
Lars Marowsky-Bree wrote:
On 2007-03-27T22:38:50, Alan Robertson [EMAIL PROTECTED] wrote:
mandatory in the sense that nothing will get promoted until someone,
somewhere runs it.
but the exact timing is completely up to the user/admin/RA... it is even
possible to run it manually if you have
I'm working through the various emails I've received on what to try for
the issue I'm having with crm_master. Here's my first response. I pulled
down the bz2 version of the Mercurial version per the URL given in a
previous email (hg.linux-ha.org/dev), and attempted to build on my
server. Using the
On Wed, 2007-03-28 at 09:14 +0200, Andrew Beekhof wrote:
On 3/28/07, Alan Robertson [EMAIL PROTECTED] wrote:
Andrew Beekhof wrote:
On Mar 22, 2007, at 2:13 AM, Alan Robertson wrote:
Doug Knight wrote:
Hi Andrew,
I had just started reviewing both of thes scripts, and reviewed
Hi Lars,
I've gone through your comments below, and I think I understand this a
bit better. Let me state what I think I need to do, and see if I've got
it now (starting with Node A master and Node B slave):
Node A: PostgreSQL master gets demoted - completes (basically just stops
PostgreSQL)
Node
One additional question that has come up as I've developed my notify
function: When the promote of the slave completes, and the post-promote
notify is sent out, is this post-promote notify sent to both the master
and slave nodes, or just to the slave?
Doug
On Wed, 2007-03-28 at 12:34 -0400, Doug
Andrew Beekhof wrote:
On Mar 22, 2007, at 2:13 AM, Alan Robertson wrote:
Doug Knight wrote:
Hi Andrew,
I had just started reviewing both of thes scripts, and reviewed the
Multistate and clone resource pages on the web site. It looks like
multistate is how I need to handle it, but a
Doug Knight wrote:
Got it. The attached file contains the strace from the second attempt by
heartbeat to start the resource up as master, right up until it was
killed. The resource already showed failed on the gui. I zipped it up
using gzip.
Lars asked a good question as well...
Could you
Doug Knight wrote:
Got it. The attached file contains the strace from the second attempt by
heartbeat to start the resource up as master, right up until it was
killed. The resource already showed failed on the gui. I zipped it up
using gzip.
By the way, from the system call perspective, what
On 2007-03-23T12:56:12, Doug Knight [EMAIL PROTECTED] wrote:
I figured this one out, please ignore, its because I didn't give it a
value. If I run crm_master -v 100 at the command line, it spins right up
to 100% cpu with no error.
Can you retest that with the hg.linux-ha.org/dev version
Hi Alan,
I've started testing my OCF script, and I'm seeing something unusual
during initial startup. I've placed a crm_master call in my
stateful_start function, after the function has determined that it is
running on what should be the master, and postgresql has successfully
started:
crm_master
Doug Knight wrote:
Hi Alan,
I've started testing my OCF script, and I'm seeing something unusual
during initial startup. I've placed a crm_master call in my
stateful_start function, after the function has determined that it is
running on what should be the master, and postgresql has
Doug Knight wrote:
Current 2.0.8 tarball from 1/18/07. Process in top looks like:
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
24591 root 18 0 1663m 1.5g 1028 R 83 77.8 1:19.42
/usr/sbin/crm_master -v 100
It dies and restarts about every 120 seconds, which happens
On Fri, 2007-03-23 at 09:25 -0600, Alan Robertson wrote:
Doug Knight wrote:
Current 2.0.8 tarball from 1/18/07. Process in top looks like:
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
24591 root 18 0 1663m 1.5g 1028 R 83 77.8 1:19.42
/usr/sbin/crm_master -v 100
I figured this one out, please ignore, its because I didn't give it a
value. If I run crm_master -v 100 at the command line, it spins right up
to 100% cpu with no error.
Doug
On Fri, 2007-03-23 at 12:52 -0400, Doug Knight wrote:
This might help. With the resource in a failed mode, but
Hi Alan,
I took a look at the drbd OCF script's notify function, and the online
documentation. I believe there is one circumstance where I need to make
use of the pre/post notify. The last step in my development/testing has
to do with several steps I take to prepare the server that was primary
and
On 3/20/07, Doug Knight [EMAIL PROTECTED] wrote:
Hi Alan,
I've had some time to try to implement the OCF script for the PostgreSQL
WAL file forwarding configuration, and I still am having some issues. The
main issue is how do I set up an OCF script that allows the process to run
on both
Hi Andrew,
I had just started reviewing both of thes scripts, and reviewed the
Multistate and clone resource pages on the web site. It looks like
multistate is how I need to handle it, but a couple of questions first.
1. I noticed that the write-up says the resource must come up on each of
the
Doug Knight wrote:
Hi Andrew,
I had just started reviewing both of thes scripts, and reviewed the
Multistate and clone resource pages on the web site. It looks like
multistate is how I need to handle it, but a couple of questions first.
1. I noticed that the write-up says the resource must
Hi Alan,
I've had some time to try to implement the OCF script for the PostgreSQL
WAL file forwarding configuration, and I still am having some issues.
The main issue is how do I set up an OCF script that allows the process
to run on both servers, one process in a starting mode ingesting
On 3/20/07, Doug Knight [EMAIL PROTECTED] wrote:
Hi Alan,
I've had some time to try to implement the OCF script for the PostgreSQL
WAL file forwarding configuration, and I still am having some issues. The
main issue is how do I set up an OCF script that allows the process to run
on both
Hi All,
I currently am running a two node cluster (host1 and host2) with version
2.0.8. I have a resource defined with a place constraint of #uname eq
host1, so that it will start on host1 (using an OCF RA script,
including all of the required methods). The resource itself has
target_role set to
Doug Knight wrote:
Hi All,
I currently am running a two node cluster (host1 and host2) with version
2.0.8. I have a resource defined with a place constraint of #uname eq
host1, so that it will start on host1 (using an OCF RA script,
including all of the required methods). The resource itself
Yes, Thanks Alan. Let me digest it, and walk through my OCF script. I'll
see if I have any other questions after that.
Thanks for getting back to me.
Doug
On Wed, 2007-03-14 at 11:41 -0600, Alan Robertson wrote:
Doug Knight wrote:
Hi All,
I currently am running a two node cluster (host1
Doug Knight wrote:
Yes, Thanks Alan. Let me digest it, and walk through my OCF script. I'll
see if I have any other questions after that.
Thanks for getting back to me.
Doug
On Wed, 2007-03-14 at 11:41 -0600, Alan Robertson wrote:
Doug Knight wrote:
Hi All,
I currently am running a
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