Oracle Clusterware installation fails on Linux

when running root.sh, the following error is returned:

Failed to upgrade Oracle Cluster Registry configuration

Solution:

Note:465001.1
If using any form of multipathing (EMC PowerPath, MPIO, device-mapper-multipath, etc.) to access Clusterware devices, be sure to obtain and apply Oracle 10.2.0 CRS patch for Bug 4679769 when installing the Oracle Clusterware (Step 5).


After applying the patch, installation was successful.

configure ssh for rac installation

1. create the keys

/usr/bin/ssh-keygen -t dsa
/usr/bin/ssh-keygen -t rsa

2. copy the public keys into authorized_keys

3. run
exec /usr/bin/ssh-agent $SHELL
/usr/bin/ssh-add

CLUVFY

to run the prerequisites check for oracle clusterware, download the latest cluvfy.

1. unzip into /home/oracle/cvu
2. setup the environment

export CV_HOME=/home/oracle/cvu
export CV_JDKHOME=/home/oracle/cvu/jdk/jre

3. run

./cluvfy stage -pre crsinst -n hostname -orainv dba -r 10gR2

(don't forget to specify the -r version)