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■ If you use rsh for communication:
# /opt/VRTSvcs/vxfen/bin/vxfentsthdw -n
3
The script warns that the tests overwrite data on the disks. After you review
the overview and the warning, confirm tocontinue the processand enter the
node names.
Warning: The tests overwrite and destroy data on the disks unless you use
the -r option.
******** WARNING!!!!!!!! ********
THIS UTILITY WILL DESTROY THE DATA ON THE DISK!!
Do you still want to continue : [y/n] (default: n) y
Enter the first node of the cluster: galaxy
Enter the second node of the cluster: nebula
4
Enter the names of the disks that you want to check. Each node may know
the same disk by a different name:
Enter the disk name to be checked for SCSI-3 PGR on node
galaxy in the format: /dev/sdx
/dev/sdr
Enter the disk name to be checked for SCSI-3 PGR on node
nebula in the format: /dev/sdx
Make sure it’s the same disk as seen by nodes galaxy and nebula
/dev/sdr
If the serial numbers of the disks are not identical. then the test terminates.
5
Review the output as the utility performs the checks and report its activities.
6
If a disk is ready for I/O fencing on each node, the utility reports success:
The disk is now ready to be configured for I/O Fencing on node
galaxy
ALL tests on the disk /dev/sdx have PASSED
The disk is now ready to be configured for I/O Fencing on node
galaxy
7
Run the vxfentsthdw utility for each disk you intend to verify.
Configuring VCS clusters for data integrity
Preparing to configure disk-based I/O fencing
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