RAC 2.node down problem

[Deepak]

Hi Erman,

we have problem on our production system,
Database which is on 1 node is up and 2.node is down,i thınk this should be interconnect problem,but dont know what should I do?We cant start crs on second node;


[root@ibm2 ~]# /u01/app/11.2.0/grid11203/bin/crsctl stat res -t
CRS-4535: Cannot communicate with Cluster Ready Services
CRS-4000: Command Status failed, or completed with errors.

[Deepak]

we started crs bu;

[root@ibm2 ~]# /u01/app/11.2.0/grid11203/bin/crsctl check crs
CRS-4638: Oracle High Availability Services is online
CRS-4535: Cannot communicate with Cluster Ready Services
CRS-4530: Communications failure contacting Cluster Synchronization Services daemon
CRS-4534: Cannot communicate with Event Manager

[Deepak]

2.node;

vi /u01/app/11.2.0/grid11203/log/ibm2/cssd/ocssd.log

CSSD][1094502720]clssnmvDHBValidateNcopy: node 1, ibm1, has a disk HB, but no network HB, DHB has rcfg 203777813, wrtcnt, 574969434, LATS 92384554, lastSeqNo 574969431, uniqueness 1479667104, timestamp

[ErmanArslansOracleBlog]

Hi Deepak,

Take a look at this note and update me -> How to Validate Network and Name Resolution Setup for the Clusterware and RAC (Doc ID 1054902.1)