Veritas Storage Foundation and High Availability Solutions Release Notes

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202Uninstalling version 6.0.3Rolling back manually# df -v /The root disk is under VxVM control if /dev/vx/dsk/rootvol is listed asbeing mounted as the root (/) file system. If so, unmirror and unencapsulatethe root disk as described in the following steps:■Use the vxplex command to remove all the plexes of the volumes rootvol,swapvol, usr, var, opt and home that are on disks other than the root disk.For example, the following command removes the plexes mirrootvol-01,and mirswapvol-01 that are configured on a disk other than the root disk:# vxplex -o rm dis mirrootvol-01 \mirswapvol-01Note: Do not remove the plexes on the root disk that correspond to theoriginal disk partitions.■Enter the following command to convert all the encapsulated volumes inthe root disk back to being accessible directly through disk partitionsinstead of through volume devices. There must be at least one other diskin the rootdg disk group in addition to the root disk for vxunroot tosucceed.# /etc/vx/bin/vxunrootFollowing the removal of encapsulation, the system is restarted from theunencapsulated root disk.5 Enter the following command to check if any VxFS file systems are mounted:# df -F vxfsIf any VxFS file systems are present, unmount all of the VxFS file systemsthat are not under VCS control:# umount /filesystem6 If you have created any Veritas Volume Replicator (VVR) replicated volumegroups (RVGs) on your system, perform the following steps:■■Stop all applications that are involved in replication. For example, if adata volume contains a file system, unmount it.Use the vxrvg stop command to stop each RVG individually:# vxrvg -g diskgroup stop rvg_name
Uninstalling version 6.0.3Rolling back manually203■On the Primary node, use the vxrlink status command to verify that allRLINKs are up-to-date:# vxrlink -g diskgroup status rlink_nameNote: To avoid data corruption, do not proceed until all RLINKs areup-to-date.7 Stop activity to all VxVM volumes. For example, stop any applications suchas databases that access the volumes, and unmount any file systems thathave been created on the volumes.8 Stop all VxVM volumes by entering the following command for each diskgroup:# vxvol -g diskgroup stopallTo verify that no volumes remain open, enter the following command:# vxprint -Aht -e v_open9 Stop VCS along with all its resources. Then, stop the remaining resourcesmanually:# svcadm disable -t vcs10 If cluster fencing was originally configured in enabled mode, type the followingon all the nodes:# rm /etc/vxfenmode11 Unmount /dev/odm:# umount /dev/odm12 Unload the ODM module:# svcadm disable -t odm# modinfo | grep odm# modunload -i odm_mod_id
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Veritas Storage Foundationand High
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Symantec Corporation350 Ellis Stree
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■■■■■■■Hardware infor
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ContentsTechnical Support .........
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Contents9Chapter 4 Upgrading to 6.0
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Chapter1About Veritas StorageFounda
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Chapter2Installing the products for
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Veritas Storage Foundation and High Availability Solutions Release Notes

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