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Perform system check

Select an option [1-4,q,?] 1

Storage Foundation and High Availability Solutions 5.0

Main Menu > Check systems for SFRAC ** INSTRUCTIONS ONLY **

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This step helps you detect problems with LLT links and I/O fencing disks

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1) [Perform all the following tasks]

2) Check LLT links ** INSTRUCTIONS ONLY **

3) Check I/O fencing disks ** INSTRUCTIONS ONLY **

b) [Go to previous menu]

Select an option [1-3,b,q] 1

Check private interconnects for LLT

Storage Foundation and High Availability Solutions 5.0

Main Menu > Check systems for SFRAC > Check LLT links ** INSTRUCTIONS ONLY **

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Before continuing, login to all cluster nodes and check LLT links. Each LLT link must:

* Not share a subnet with other LLT links on that system

* Have speed and autonegotiate settings matching with the network switch port

* Have same jumbo frame settings

* Must have unique MAC addresses

Example:

/usr/sbin/lanadmin -x 1 #to query speed and autonegotiate

/usr/sbin/lanadmin -m 1 #to query jumbo frame

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Press [Return] to continue:

Check shared disks for I/O fencing

Storage Foundation and High Availability Solutions 5.0

Main Menu > Check systems for SFRAC > Check I/O fencing disks ** INSTRUCTIONS ONLY **

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Before continuing, login to all cluster nodes and check I/O fencing disks.

* Identify at least three SCSI3 PGR compliant shared disks as coordinator disks

* Test the shared disks using /opt/VRTSvcs/vxfen/bin/vxfentsthdw script. *NOTE* Running this script is DESTRUCTIVE.

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Press [Return] to continue:

Return to main menu

Storage Foundation and High Availability Solutions 5.0

Main Menu > Check systems for SFRAC ** INSTRUCTIONS ONLY **

. ............................................................... .

This step helps you detect problems with LLT links and I/O fencing disks

. ............................................................... .

1) [Perform all the following tasks]

2) Check LLT links ** INSTRUCTIONS ONLY **

3) Check I/O fencing disks ** INSTRUCTIONS ONLY **

b) [Go to previous menu]

Select an option [1-3,b,q] b