2426529 - Automatic Node eviction in Oracle RAC environment

One of node is rebooting automatically,and below error entries can be seen in alert log and traces.

Example -

2012-01-01 14:45:40.419:

[cssd(1114658)]CRS-1662:Member kill requested by node dc-bpx-erpdb1 for member number 1, group DBPRD

2012-01-01 14:45:43.160:

[/oragrid/11204/bin/oraagent.bin(2228910)]CRS-5011:Check of resource "PRD" failed: details at "(:CLSN00007:)" in "/oragrid/11204/log

/dc-bpx-erpdb2/agent/crsd/oraagent_oraprd//oraagent_oraprd.log"

OR

2013-01-26 10:15:47.177

[cssd(3743)]CRS-1606:The number of voting files available, 1, is less than the minimum number of voting files required, 2, resulting in CSSD
termination to ensure data integrity; details at (:CSSNM00018:) in /u01/app/11.2.0/grid/log/apdbc76n1/cssd/ocssd.log

Oracle grid infrastructure 11.2.0.1 and above

Oracle RAC, ASM Oracle RAC node eviction , KBA , BC-DB-ORA-RAC , Real Application Clusters (RAC) , Problem