Super Cluster zone unavailable

Sometime after a reboot/crash the zonehome is unavailable.
Follow these steps to bring it back online.

zonecfg -z [ZONENAME] export > $HOME/zones/[ZONENAME].cfg
zfs set setuid=on [ZONENAME]
zfs set devices=on [ZONENAME]
zoneadm -z [ZONENAME] attach
zoneadm -z [ZONENAME] boot

View full zone name with the ps command.

ps -efZ truncates the zone name if its more than 8 characters.
In order to see the full zone name use the following command.

ps -eo zone,uid,pid,ppid,time,vsz,rss,comm,args

Check ps man page for all the options that can be used with the -o option.

pools

Create new pool resources. Limit the number of cpus.

poolcfg -c discover
poolcfg -c 'create pset mypool-pset  (uint pset.min=1 ; uint pset.max=2)'
poolcfg -c 'create pool mypool-pool'
poolcfg -c 'associate pool mypool-pool (pset mypool-pset)'

Create new pool resources.

pooladm -c

View changes.

poolladm | pg

zones: capped resources

Cap memory.

zonecfg -z zone

zonecfg:zone> add capped-memory

zonecfg:zonecapped-memory> set physical=2G

zonecfg:zonecapped-memory> end

zonecfg:zone> verify

zonecfg:zone> commit

zonecfg:zone> exit

To cap the number of cpus.

zonecfg -z zone

zonecfg:zone> add dedicated-cpu
zonecfg:zone:dedicated-cpu> set ncpus=1-2
zonecfg:zone:dedicated-cpu> set importance=10

zonecfg:zone:dedicated-cpu> end

zonecfg:zone> verify

zonecfg:zone> commit

zonecfg:zone> exit

Zones: Change IP address

To change an IP address of an zone.

zonecfg:z> select net address=[old IP]
zonecfg:z:net> set address=[new IP]
zonecfg:z:net> end
zonecfg:z> commit


Reference: Sun Forums