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Cluster Server Installation Guide for Solaris x64 5.0 - Storage ...

Cluster Server Installation Guide for Solaris x64 5.0 - Storage ...

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Verifying the VCS installationVerifying LLT, GAB, and cluster operation135Verifying LLT, GAB, and cluster operationBe<strong>for</strong>e attempting to verify the operation of LLT, GAB, or the cluster, you must:■■Log in to any node in the cluster as superuser.Place the VCS command directory in your PATH variable:# export PATH=$PATH:/usr/sbin:/sbin:/opt/VRTS/bin:/opt/VRTSvcs/binNote: If you are using SUN SCI adapters <strong>for</strong> your private network, move thescripts S70llt and S92gab from the directory /etc/rc2.d to directory /etc/rc3.d.so that they are run after the S19sci and S23scid scripts.Verifying LLTUse the lltstat command to verify that links are active <strong>for</strong> LLT. This commandreturns in<strong>for</strong>mation about the links <strong>for</strong> LLT <strong>for</strong> the node on which you typed thecommand. Refer to the lltstat(1M) manual page <strong>for</strong> more in<strong>for</strong>mation.Using lltstat -nIn the following example, lltstat -n is typed on each node in the cluster:Node 1# lltstat -nOutput resembles:LLT node in<strong>for</strong>mation:Node State Links*0 north OPEN 21 south OPEN 2Node 2# lltstat -nOutput resembles:LLT node in<strong>for</strong>mation:Node State Links0 north OPEN 2*1 south OPEN 2Note that each node has two links and that each node is in the OPEN state. Theasterisk (*) denotes the node on which you typed the command.

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