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46 Upgrading the product
Upgrading from 4.1 to 5.0
# mv /etc/llthosts /etc/llthosts.bak
b Install all the prerequisite patches and reboot the machines.
c Move /etc/llthosts to /etc/llthosts.bak on all the nodes to be
upgraded.
# mv /etc/llthosts.bak /etc/llthosts
8 Offline all SFCFS resources on nodes selected in step 2 by running the
following commands on one of the cluster nodes.
# hagrp -offline service_group -sys system01
# hagrp -offline service_group -sys system02
where service_group is the command that displays the service groups by
hagrp -dep cvm.
9 Install SFCFS 5.0 on system01 and system02 and reboot these nodes.
See “Installing the product” on page 19.
Note: Do not configure SFCFS after reboot.
10 Shutdown VCS on remaining non-upgraded nodes.
a Run the following commands from one of the non-upgraded nodes.
# haconf -makerw
# hagrp -unfreeze cvm -persistent
# hagrp -unfreeze service_group -persistent
# haconf -dump -makero
where service_group is the command that displays the service groups by
hagrp -dep cvm.
b Run the following commands on all the non-upgraded nodes.
# hastop -local
# vxfenconfig -U
11 Start vxfen on system01 and system02. vxfen can be started either in
disable or enable mode. For starting
vxfen in disabled mode, run the
following commands:
# echo vxfen_mode=disabled > /etc/vxfenmode
# /sbin/init.d/vxfen start
See the Veritas Cluster Server Installation Guide for information regarding
starting
vxfen in enabled mode.