[ClusterLabs] Antw: Re: resource-stickiness

Ulrich Windl Ulrich.Windl at rz.uni-regensburg.de
Thu Aug 27 06:12:43 UTC 2015


>>> Andrew Beekhof <andrew at beekhof.net> schrieb am 27.08.2015 um 00:20 in
Nachricht
<C0FD93F4-EA88-4C76-B47C-EF45AD4A80CA at beekhof.net>:

>> On 26 Aug 2015, at 10:09 pm, Rakovec Jost <Jost.Rakovec at snt.si> wrote:
>> 
>> Sorry  one typo: problem is the same....
>> 
>> 
>> location cli-prefer-aapche aapche role=Started 10: sles2
> 
> Change the name of your constraint.
> The 'cli-prefer-’ prefix is reserved for “temporary” constraints
created by 
> the command line tools (which therefor feel entitled to delete them as 
> necessary).

In which ways is "cli-prefer-" handled specially, if I may ask...

> 
>> 
>> to:
>> 
>> location cli-prefer-aapche aapche role=Started inf: sles2 
>> 
>> 
>> It keep change to infinity. 
>> 
>> 
>> 
>> my configuration is:
>> 
>> node sles1 
>> node sles2 
>> primitive filesystem Filesystem \ 
>>        params fstype=ext3 directory="/srv/www/vhosts" device="/dev/xvdd1" \

>>        op start interval=0 timeout=60 \ 
>>        op stop interval=0 timeout=60 \ 
>>        op monitor interval=20 timeout=40 
>> primitive myip IPaddr2 \ 
>>        params ip=x.x.x.x \ 
>>        op start interval=0 timeout=20s \ 
>>        op stop interval=0 timeout=20s \ 
>>        op monitor interval=10s timeout=20s 
>> primitive stonith_sbd stonith:external/sbd \ 
>>        params pcmk_delay_max=30 
>> primitive web apache \ 
>>        params configfile="/etc/apache2/httpd.conf" \ 
>>        op start interval=0 timeout=40s \ 
>>        op stop interval=0 timeout=60s \ 
>>        op monitor interval=10 timeout=20s 
>> group aapche filesystem myip web \ 
>>        meta target-role=Started is-managed=true resource-stickiness=1000 
>> location cli-prefer-aapche aapche role=Started 10: sles2 
>> property cib-bootstrap-options: \ 
>>        stonith-enabled=true \ 
>>        no-quorum-policy=ignore \ 
>>        placement-strategy=balanced \ 
>>        expected-quorum-votes=2 \ 
>>        dc-version=1.1.12-f47ea56 \ 
>>        cluster-infrastructure="classic openais (with plugin)" \ 
>>        last-lrm-refresh=1440502955 \ 
>>        stonith-timeout=40s 
>> rsc_defaults rsc-options: \ 
>>        resource-stickiness=1000 \ 
>>        migration-threshold=3 
>> op_defaults op-options: \ 
>>        timeout=600 \ 
>>        record-pending=true 
>> 
>> 
>> 
>> and after migration:
>> 
>> 
>> node sles1 
>> node sles2 
>> primitive filesystem Filesystem \ 
>>        params fstype=ext3 directory="/srv/www/vhosts" device="/dev/xvdd1" \

>>        op start interval=0 timeout=60 \ 
>>        op stop interval=0 timeout=60 \ 
>>        op monitor interval=20 timeout=40 
>> primitive myip IPaddr2 \ 
>>        params ip=10.9.131.86 \ 
>>        op start interval=0 timeout=20s \ 
>>        op stop interval=0 timeout=20s \ 
>>        op monitor interval=10s timeout=20s 
>> primitive stonith_sbd stonith:external/sbd \ 
>>        params pcmk_delay_max=30 
>> primitive web apache \ 
>>        params configfile="/etc/apache2/httpd.conf" \ 
>>        op start interval=0 timeout=40s \ 
>>        op stop interval=0 timeout=60s \ 
>>        op monitor interval=10 timeout=20s 
>> group aapche filesystem myip web \ 
>>        meta target-role=Started is-managed=true resource-stickiness=1000 
>> location cli-prefer-aapche aapche role=Started inf: sles2 
>> property cib-bootstrap-options: \ 
>>        stonith-enabled=true \ 
>>        no-quorum-policy=ignore \ 
>>        placement-strategy=balanced \ 
>>        expected-quorum-votes=2 \ 
>>        dc-version=1.1.12-f47ea56 \ 
>>        cluster-infrastructure="classic openais (with plugin)" \ 
>>        last-lrm-refresh=1440502955 \ 
>>        stonith-timeout=40s 
>> rsc_defaults rsc-options: \ 
>>        resource-stickiness=1000 \ 
>>        migration-threshold=3 
>> op_defaults op-options: \ 
>>        timeout=600 \ 
>>        record-pending=true
>> 
>> 
>> From: Rakovec Jost
>> Sent: Wednesday, August 26, 2015 1:33 PM
>> To: users at clusterlabs.org 
>> Subject: resource-stickiness
>>  
>> Hi list,
>> 
>> 
>> I have configure simple cluster on sles 11 sp4 and have a problem with 
> “auto_failover off". The problem is that when ever I migrate resource
group 
> via HAWK my configuration change from:
>> 
>> location cli-prefer-aapche aapche role=Started 10: sles2
>> 
>> to:
>> 
>> location cli-ban-aapche-on-sles1 aapche role=Started -inf: sles1
>> 
>> 
>> It keep change to inf. 
>> 
>> 
>> and then after fance node, resource is moving back to original node which I

> don't want. How can I avoid this situation?
>> 
>> my configuration is:
>> 
>> node sles1 
>> node sles2 
>> primitive filesystem Filesystem \ 
>>        params fstype=ext3 directory="/srv/www/vhosts" device="/dev/xvdd1" \

>>        op start interval=0 timeout=60 \ 
>>        op stop interval=0 timeout=60 \ 
>>        op monitor interval=20 timeout=40 
>> primitive myip IPaddr2 \ 
>>        params ip=x.x.x.x \ 
>>        op start interval=0 timeout=20s \ 
>>        op stop interval=0 timeout=20s \ 
>>        op monitor interval=10s timeout=20s 
>> primitive stonith_sbd stonith:external/sbd \ 
>>        params pcmk_delay_max=30 
>> primitive web apache \ 
>>        params configfile="/etc/apache2/httpd.conf" \ 
>>        op start interval=0 timeout=40s \ 
>>        op stop interval=0 timeout=60s \ 
>>        op monitor interval=10 timeout=20s 
>> group aapche filesystem myip web \ 
>>        meta target-role=Started is-managed=true resource-stickiness=1000 
>> location cli-prefer-aapche aapche role=Started 10: sles2 
>> property cib-bootstrap-options: \ 
>>        stonith-enabled=true \ 
>>        no-quorum-policy=ignore \ 
>>        placement-strategy=balanced \ 
>>        expected-quorum-votes=2 \ 
>>        dc-version=1.1.12-f47ea56 \ 
>>        cluster-infrastructure="classic openais (with plugin)" \ 
>>        last-lrm-refresh=1440502955 \ 
>>        stonith-timeout=40s 
>> rsc_defaults rsc-options: \ 
>>        resource-stickiness=1000 \ 
>>        migration-threshold=3 
>> op_defaults op-options: \ 
>>        timeout=600 \ 
>>        record-pending=true 
>> 
>> 
>> 
>> and after migration:
>> 
>> node sles1 
>> node sles2 
>> primitive filesystem Filesystem \ 
>>        params fstype=ext3 directory="/srv/www/vhosts" device="/dev/xvdd1" \

>>        op start interval=0 timeout=60 \ 
>>        op stop interval=0 timeout=60 \ 
>>        op monitor interval=20 timeout=40 
>> primitive myip IPaddr2 \ 
>>        params ip=10.9.131.86 \ 
>>        op start interval=0 timeout=20s \ 
>>        op stop interval=0 timeout=20s \ 
>>        op monitor interval=10s timeout=20s 
>> primitive stonith_sbd stonith:external/sbd \ 
>>        params pcmk_delay_max=30 
>> primitive web apache \ 
>>        params configfile="/etc/apache2/httpd.conf" \ 
>>        op start interval=0 timeout=40s \ 
>>        op stop interval=0 timeout=60s \ 
>>        op monitor interval=10 timeout=20s 
>> group aapche filesystem myip web \ 
>>        meta target-role=Started is-managed=true resource-stickiness=1000 
>> location cli-ban-aapche-on-sles1 aapche role=Started -inf: sles1 
>> location cli-prefer-aapche aapche role=Started 10: sles2 
>> property cib-bootstrap-options: \ 
>>        stonith-enabled=true \ 
>>        no-quorum-policy=ignore \ 
>>        placement-strategy=balanced \ 
>>        expected-quorum-votes=2 \ 
>>        dc-version=1.1.12-f47ea56 \ 
>>        cluster-infrastructure="classic openais (with plugin)" \ 
>>        last-lrm-refresh=1440502955 \ 
>>        stonith-timeout=40s 
>> rsc_defaults rsc-options: \ 
>>        resource-stickiness=1000 \ 
>>        migration-threshold=3 
>> op_defaults op-options: \ 
>>        timeout=600 \ 
>>        record-pending=true
>> 
>> 
>> 
>> 
>> thanks
>> 
>> Best Regards
>> 
>> Jost
>> 
>> 
>> 
>> 
>> 
>> 
>> 
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> 
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