How to Live Upgrade an active Solaris 10 enverment

split second disk (or replace it and put aside
metadettach & metaclear
Check for latest patches for live upgrade at live upgrade patches
Or
Get patch 121430-57
Oracle Live upgrade

install from the latest os cd
cd <mount>/Solaris_10/Product
pkgadd -d . SUNWlucfg

check for patch 121430 (get the latest)

Note: Add a -C /dev/dsk/c0t0d0s0 if you get an error cant find boot…

# lucreate -C /dev/dsk/c0t0d0s0 -c second_disk_img -n s10u9ufs -m /:/dev/dsk/c0t1d0s0:ufs -m \
/opt:/dev/dsk/c0t1d0s5:ufs -m /usr:/dev/dsk/c0t1d0s6:ufs -m /var:/dev/dsk/c0t1d0s1:ufs \
-m  -:/dev/dsk/c0t1d0s3:swap -m /data1:/dev/dsk/c0t1d0s4:ufs
Determining types of file systems supported
Validating file system requests
Preparing logical storage devices
Preparing physical storage devices
Configuring physical storage devices
Configuring logical storage devices
Analyzing system configuration.
Comparing source boot environment  file systems with the 
file system(s) you specified for the new boot environment. Determining 
which file systems should be in the new boot environment.
Updating boot environment description database on all BEs.
Updating system configuration files.
The device  is not a root device for any boot environment; cannot get BE ID.
Creating configuration for boot environment .
Source boot environment is .
Creating boot environment .
Creating file systems on boot environment .
Creating  file system for  in zone  on .
Creating  file system for  in zone  on .
Creating  file system for  in zone  on .
Creating  file system for  in zone  on .
Mounting file systems for boot environment .
Calculating required sizes of file systems              for boot environment .
Populating file systems on boot environment .
Checking selection integrity.
Integrity check OK.
Populating contents of mount point .
Populating contents of mount point .
Populating contents of mount point .
Populating contents of mount point .
Copying.

Next run the upgrade with lupgrade

Create an auto reg disable file

echo "auto_reg=disable" > /tmp/disable_auto_reg

Upgrade to latest solaris

# luupgrade -u -n s10u9ufs -k /tmp/disable_auto_reg -s /cdrom 
62652 blocks
miniroot filesystem is 
Mounting miniroot at 
Validating the contents of the media .
The media is a standard Solaris media.
The media contains an operating system upgrade image.
The media contains  version <10>.
Constructing upgrade profile to use.
Locating the operating system upgrade program.
Checking for existence of previously scheduled Live Upgrade requests.
Creating upgrade profile for BE .
Determining packages to install or upgrade for BE .
Performing the operating system upgrade of the BE .
CAUTION: Interrupting this process may leave the boot environment unstable 
or unbootable.
...

Next steps are to activate the lu

luactivate s10u9ufs

Note: there is no need to modify /etc/system
Now will migrate from ufs to zfs

Prepare the disk first

Note: You need to format the disk to only one partition (in this case slice 0)
Then run zpool create

zpool create rpool c0t0d0s0

Migare the disk from ufs to zfs

lucreate -c s10u9ufs -n s10u9zfs -p rpool
Analyzing system configuration.
Comparing source boot environment  file systems with the 
file system(s) you specified for the new boot environment. Determining 
which file systems should be in the new boot environment.
Updating boot environment description database on all BEs.
Updating system configuration files.
The device  is not a root device for any boot environment; cannot get BE ID.
Creating configuration for boot environment .
Source boot environment is .
Creating boot environment .
Creating file systems on boot environment .
Creating  file system for  in zone  on .
Populating file systems on boot environment .
Checking selection integrity.
Integrity check OK.
Populating contents of mount point .
Copying.
luactivate s10u9zfs
...
init 6