linux 7 rac 설치시 에러

linux 7.x 에서 11.2.0.4 RAC 설치시 root.sh 실행후 에러 발생 할때...

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Creating /etc/oratab file...

Entries will be added to the /etc/oratab file as needed by

Database Configuration Assistant when a database is created

Finished running generic part of root script.

Now product-specific root actions will be performed.

Using configuration parameter file: /oragrid/product/11.2.0.4/crs/install/crsconfig_params

Creating trace directory

User ignored Prerequisites during installation

Installing Trace File Analyzer

OLR initialization - successful

  root wallet

  root wallet cert

  root cert export

  peer wallet

  profile reader wallet

  pa wallet

  peer wallet keys

  pa wallet keys

  peer cert request

  pa cert request

  peer cert

  pa cert

  peer root cert TP

  profile reader root cert TP

  pa root cert TP

  peer pa cert TP

  pa peer cert TP

  profile reader pa cert TP

  profile reader peer cert TP

  peer user cert

  pa user cert

Adding Clusterware entries to inittab

ohasd failed to start

Failed to start the Clusterware. Last 20 lines of the alert log follow: 

2016-06-23 12:45:29.782: 

>  CRS-4530: Communications failure contacting Cluster Synchronization Services daemon 

>End Command output

2016-06-23 16:25:13: Starting CSS in exclusive mode

2016-06-23 16:25:13: Executing cmd: /oragrid/product/11.2.0.4/bin/crsctl start resource ora.cssd -init -env CSSD_MODE=-X

2016-06-23 16:25:34: Command output:

해결책 : root.sh 실행전 patch 18370031 먼저 적용 !!

압축풀고 opatch napply -oh $GRID_HOME -local ./18370031

적용되면 root.sh 실행 !! 끝