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Re: [OSR-users] Relocate a service
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From: Marc G. <gr...@at...> - 2009-05-28 19:06:50
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On Thursday 28 May 2009 17:14:49 Stefano Elmopi wrote:
> Hi Mark,
>
> I have changed the service element from:
>
> <service autostart="0" domain="failover" name="RHTTPD">
> <ip ref="10.43.100.204"/>
> <script ref="/etc/init.d/httpd"/>
> </service>
>
> to:
>
> <service autostart="0" domain="failover" name="RHTTPD">
> <ip ref="10.43.100.204"/>
> <script ref="httpd"/>
> </service>
>
> but does not change the result, if I type clusvcadm -e RHTTPD the
> service fails and the messeges log:
>
> May 28 15:09:00 clu01 clurgmgrd[15046]: <notice> Starting disabled
> service service:RHTTPD
> May 28 15:09:00 clu01 clurgmgrd[15046]: <notice> start on ip
> "10.43.100.204" returned 1 (generic error)
Hmm, you could extend logging by catching debug messages from rgmanager by
adding the line
local4.debug /var/log/rgmanager.log
to /etc/syslog.conf then restart syslog.
See if you can get more information from this file.
> May 28 15:09:00 clu01 clurgmgrd[15046]: <warning> #68: Failed to start
> service:RHTTPD; return value: 1
> May 28 15:09:00 clu01 clurgmgrd[15046]: <notice> Stopping service
> service:RHTTPD
> May 28 15:09:00 clu01 clurgmgrd[15046]: <notice> Service
> service:RHTTPD is recovering
> May 28 15:09:00 clu01 clurgmgrd[15046]: <warning> #71: Relocating
> failed service service:RHTTPD
> May 28 15:09:00 clu01 clurgmgrd[15046]: <notice> Service
> service:RHTTPD is stopped
>
> a consideration, when rgmanager start, I should not ping the IP
> address 10.43.100.204 ??
>
> the result of tool rg_test is:
>
> [root@clu01 ~]# rg_test test /etc/cluster/cluster.conf
> Running in test mode.
> Loaded 22 resource rules
> === Resources List ===
> Resource type: script
> Agent: script.sh
> Attributes:
> name = httpd [ primary unique ]
> file = /etc/init.d/httpd [ unique required ]
> service_name [ inherit("service%name") ]
>
> Resource type: ip
> Instances: 1/1
> Agent: ip.sh
> Attributes:
> address = 10.43.100.204 [ primary unique ]
> monitor_link = 1
> nfslock [ inherit("service%nfslock") ]
>
> Resource type: service [INLINE]
> Instances: 1/1
> Agent: service.sh
> Attributes:
> name = RHTTPD [ primary unique required ]
> domain = failover [ reconfig ]
> autostart = 0 [ reconfig ]
> hardrecovery = 0 [ reconfig ]
> exclusive = 0 [ reconfig ]
> nfslock = 0
> recovery = restart [ reconfig ]
> depend_mode = hard
> max_restarts = 0
> restart_expire_time = 0
>
> === Resource Tree ===
> service {
> name = "RHTTPD";
> domain = "failover";
> autostart = "0";
> hardrecovery = "0";
> exclusive = "0";
> nfslock = "0";
> recovery = "restart";
> depend_mode = "hard";
> max_restarts = "0";
> restart_expire_time = "0";
> ip {
> address = "10.43.100.204";
> monitor_link = "1";
> nfslock = "0";
> }
> script {
> name = "httpd";
> file = "/etc/init.d/httpd";
> service_name = "RHTTPD";
> }
> }
> === Failover Domains ===
> Failover domain: failover
> Flags: Ordered
> Node clu01 (id 1, priority 1)
> Node clu02 (id 2, priority 2)
> === Event Triggers ===
> Event Priority Level 100:
> Name: Default
> (Any event)
> File: /usr/share/cluster/default_event_script.sl
> +++ Memory table dump +++
> 0xb77756e4 (8 bytes) allocation trace:
> 0xb7779e74 (8 bytes) allocation trace:
> 0xb778fce4 (52 bytes) allocation trace:
> --- End Memory table dump ---
>
>
> if I add the line:
>
> <eth name="eth1" ip="10.43.100.204" mac="00:15:60:56:75:FC"/>
>
> to section <com_info> of the clu01, the service start:
>
> /etc/init.d/rgmanager start
> Starting Cluster Service Manager: [ OK ]
>
> the log is:
>
> May 28 16:59:21 clu01 kernel: dlm: Using TCP for communications
> May 28 16:59:30 clu01 clurgmgrd[15209]: <notice> Resource Group
> Manager Starting
> May 28 16:59:31 clu01 clurgmgrd: [15209]: <err> Failed to remove
> 10.43.100.204
> May 28 16:59:31 clu01 clurgmgrd[15209]: <notice> stop on ip
> "10.43.100.204" returned 1 (generic error)
That's clear. This ip is already setup by the bootprocess. So it cannot be
setup.
>
> clustat
> Cluster Status for cluOCFS2 @ Thu May 28 17:00:22 2009
> Member Status: Quorate
>
> Member Name ID
> Status
> ------ ---- ----
> ------
> clu01
> 1 Online, Local, rgmanager
> clu02
> 2 Offline
>
> Service Name
> Owner (Last) State
> ------- ----
> ----- ------ -----
> service:RHTTPD
> (none)
> disabled
>
> and:
>
> clusvcadm -e RHTTPD
> Local machine trying to enable service:RHTTPD...Success
> service:RHTTPD is now running on clu01
>
> but in this case the service does not relocate with the same ip !!
>
>
>
> Bye
>
>
>
>
>
> Ing. Stefano Elmopi
> Gruppo Darco - Area ICT Sistemi
> Via Ostiense 131/L Corpo B, 00154 Roma
>
> cell. 3466147165
> tel. 0657060500
> email:ste...@so...
--
Gruss / Regards,
Marc Grimme
http://www.atix.de/ http://www.open-sharedroot.org/
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