[Pacemaker] ping directive configuration

Tue Feb 1 11:49:15 UTC 2011

Hi Paul!

Am Dienstag, 1. Februar 2011 10:35 schrieb paul harford:
> Hi NIkita
> Many thanks for your assistance, i updated the changes you noticed but now
> my 2 nodes just keep rebooting, did i enter something incorrectly in the
> pingd directive ?
>
> Paul
>
>
> i can see these errors in the messages log and my configuration is below
>
> Feb  1 09:01:06 crhnode2 pengine: [4103]: notice: clone_print:  Clone Set:
> connected
> Feb  1 09:01:06 crhnode2 pengine: [4103]: notice: short_print:     
> Stopped: [ pingd:0 pingd:1 ]
 - IMHO clone ping resource is not necesary - think about it!

> Feb  1 09:01:06 crhnode2 pengine: [4103]: info: rsc_merge_weights:
> failoverip: Rolling back scores from crhweb
> Feb  1 09:01:06 crhnode2 pengine: [4103]: info: native_color: Resource
> crhweb cannot run anywhere
 -- that is bad. of course, because:
> Feb  1 09:01:06 crhnode2 pengine: [4103]: notice: RecurringOp:  Start
> recurring monitor (10s) for pingd:0 on crhnode2
> Feb  1 09:01:06 crhnode2 pengine: [4103]: ERROR: is_op_dup: Operation
> pingd-monitor-5s-0 is a duplicate of pingd-monitor-5s
> Feb  1 09:01:06 crhnode2 pengine: [4103]: ERROR: is_op_dup: Do not use the
> same (name, interval) combination more than once per resource
- here it says very clear: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

> Feb  1 09:01:06 crhnode2 pengine: [4103]: ERROR: is_op_dup: Operation
> pingd-monitor-5s-0 is a duplicate of pingd-monitor-5s
> Feb  1 09:01:06 crhnode2 pengine: [4103]: ERROR: is_op_dup: Do not use the
> same (name, interval) combination more than once per resource
> Feb  1 09:01:06 crhnode2 pengine: [4103]: notice: RecurringOp:  Start
> recurring monitor (10s) for pingd:1 on crhnode1
> Feb  1 09:01:06 crhnode2 pengine: [4103]: ERROR: is_op_dup: Operation
> pingd-monitor-5s-0 is a duplicate of pingd-monitor-5s
> Feb  1 09:01:06 crhnode2 pengine: [4103]: ERROR: is_op_dup: Do not use the
> same (name, interval) combination more than once per resource
> Feb  1 09:01:06 crhnode2 pengine: [4103]: ERROR: is_op_dup: Operation
> pingd-monitor-5s-0 is a duplicate of pingd-monitor-5s
> Feb  1 09:01:06 crhnode2 pengine: [4103]: ERROR: is_op_dup: Do not use the
> same (name, interval) combination more than once per resource
> Feb  1 09:01:06 crhnode2 pengine: [4103]: notice: LogActions: Leave
> resource failoverip (Started crhnode1)
> Feb  1 09:01:06 crhnode2 pengine: [4103]: notice: LogActions: Stop resource
> crhweb      (crhnode1)
> Feb  1 09:01:06 crhnode2 pengine: [4103]: notice: LogActions: Start
> pingd:0     (crhnode2)
> Feb  1 09:01:06 crhnode2 pengine: [4103]: notice: LogActions: Start
> pingd:1     (crhnode1)
> Feb  1 09:01:06 crhnode2 crmd: [3742]: info: do_state_transition: State
> transition S_POLICY_ENGINE -> S_TRANSITION_ENGINE [ input=I_PE_SUCCESS
> cause=C_IPC_MESSAGE origin=handle_response ]
> Feb  1 09:01:06 crhnode2 pengine: [4103]: info: process_pe_message:
> Transition 59: PEngine Input stored in: /var/lib/pengine/pe-input-82.bz2
> Feb  1 09:01:06 crhnode2 crmd: [3742]: info: unpack_graph: Unpacked
> transition 59: 14 actions in 14 synapses
> Feb  1 09:01:06 crhnode2 pengine: [4103]: info: process_pe_message:
> Configuration ERRORs found during PE processing.  Please run "crm_verify
> -L" to identify issues.
 - and here again: it says very clear ....
 - pls read carefully BEFORE you start sth!

>
>
>
> here is my current configuration
>
> node $id="271808bb-ed74-4eaa-8c94-bf32a00074dd" crhnode1 \
>         attributes standby="off"
> node $id="59440607-2a5c-450e-84fa-94bf69742671" crhnode2 \
>         attributes standby="off"
> primitive crhweb ocf:heartbeat:apache \
>         params configfile="/etc/httpd/conf/httpd.conf" \
>         op monitor interval="60s" \
>         meta target-role="Started"
> primitive failoverip ocf:heartbeat:IPaddr \
>         params ip="10.100.1.100" cidr_netmask="255.255.0.0" \
>         op monitor interval="30s" \
>         meta target-role="Started"
> primitive pingd ocf:pacemaker:pingd \
>         params dampen="5s" host_list="10.100.0.254" multiplier="1000"
> name="pingval" \
>         operations $id="pingd-operations" \
>         op monitor interval="10s" timeout="20s" \
>         op monitor interval="90s" timeout="25s" start \
>         op monitor interval="100s" timeout="25s" stop
> clone connected pingd \
>         meta globally-unique="false" target-role="started"
> location cli-prefer-crhweb crhweb \
>         rule $id="cli-prefer-rule-crhweb" inf: #uname eq crhnode1
> location crhweb_on_connected_node crhweb \
>         rule $id="crhweb_on_connected_node-rule" -inf: not_defined pingval
> or pingval lte 0
> location prefer-crhnode1 crhweb 50: crhnode1
> colocation crhweb-with-failoverip inf: crhweb failoverip
> order crhweb-after-failoverip inf: pingd failoverip crhweb
> property $id="cib-bootstrap-options" \
>         dc-version="1.0.10-da7075976b5ff0bee71074385f8fd02f296ec8a3" \
>         cluster-infrastructure="Heartbeat" \
>         stonith-enabled="false" \
>         no-quorum-policy="ignore"
>
> On 1 February 2011 07:21, Nikita Michalko <michalko.system at a-i-p.com> wrote:
> > Hi Paul,
> >
> > see below!
> >
> > Am Montag, 31. Januar 2011 19:55 schrieb paul harford:
> > > HI guys
> > > i'm having some issues with a ping directive, my current config is
> > > below and basically i want the web resource to failover to the second
> > > node if
> >
> > the
> >
> > > ping can no longer contact the default gateway
> > >
> > > so here goes
> > >
> > > crm configure primitive ping ocf:pacemaker:ping params dampen=5s
> > > host_list=(default GateWay) multplier=1000 name=pingval operations
> > > $id=ping-operations op moinitor interval=10s timeout=15s
> >
> >  - this is surely wrong: "moinitor" ?
> >  - no such primitive (ping) below ...
> >
> > HTH
> >
> > Nikita Michalko
> >
> > > and
> > >
> > > crm configure clone connected ping meta globally-unique=false
> > > target-role=started
> > >
> > > and
> > >
> > > location web_on_connected_node cweb rule $id=web_on_connected_node-rule
> > > -inf: not_defined pingval or pingval lte 0
> > >
> > >
> > > Does anyone see any isssues's whith the above confiuguration ? i want
> > > to check first as the last time i tried it wouldn't work and my
> > > resources would not failover or start
> > >
> > >
> > >
> > >
> > > node $id="271808bb-ed74-4eaa-8c94-bf32a00074dd" crhnode1 \
> > >         attributes standby="off"
> > > node $id="59440607-2a5c-450e-84fa-94bf69742671" crhnode2 \
> > >         attributes standby="off"
> > > primitive cweb ocf:heartbeat:apache \
> > >         params configfile="/etc/httpd/conf/httpd.conf" \
> > >         op monitor interval="60s" \
> > >         meta target-role="Started"
> > > primitive failoverip ocf:heartbeat:IPaddr \
> > >         params ip="10.100.1.100" cidr_netmask="255.255.0.0" \
> > >         op monitor interval="30s" \
> > >         meta target-role="Started"
> > > location cli-prefer-cweb cweb \
> > >         rule $id="cli-prefer-rule-crhweb" inf: #uname eq crhnode1
> > > location prefer-crhnode1 crhweb 50: crhnode1
> > > colocation cweb-with-failoverip inf: cweb failoverip
> > > order crhweb-after-failoverip inf: failoverip cweb
> > > property $id="cib-bootstrap-options" \
> > >         dc-version="1.0.10-da7075976b5ff0bee71074385f8fd02f296ec8a3" \
> > >         cluster-infrastructure="Heartbeat" \
> > >         stonith-enabled="false" \
> > >         no-quorum-policy="ignore"
> > > rsc_defaults $id="rsc-options" \
> > >         resource-stickiness="100"
> >
> > _______________________________________________
> > Pacemaker mailing list: Pacemaker at oss.clusterlabs.org
> > http://oss.clusterlabs.org/mailman/listinfo/pacemaker
> >
> > Project Home: http://www.clusterlabs.org
> > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf
> > Bugs:
> > http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker

Best regards

Nikita Michalko