6–Boot from SAN Configuration
iSCSI Boot from SAN
100
AH0054602-00 J
Migrating to Offload iSCSI for SLES 11 SP4
To migrate from a software iSCSI installation to an offload iSCSI for
SLES 11 SP4:
1.
Update Open-iSCSI tools and iscsiuio to the latest available versions by
issuing the following commands:
#
rpm -ivh qlgc-open-iscsi-2.0_873.111.sles11sp4-3.x86_64.rpm --force
#
rpm -ivh iscsiuio-2.11.5.3-2.sles11sp4.x86_64.rpm --force
2.
Edit the
/etc/elilo.conf
file, make the following changes, and then save
the file:
Remove the
ip=ibft
parameter (if present)
Add
iscsi_firmware
3.
Edit the
/etc/sysconfig/kernel
file as follows:
a.
Locate the line that begins with
INITRD_MODULES
. This line will look
similar to the following, but may contain different parameters:
INITRD_MODULES="ata_piix ata_generic"
or
INITRD_MODULES="ahci"
b.
Edit the line by adding
qedi
to the end of the existing line (inside the
quotation marks). For example:
INITRD_MODULES="ata_piix ata_generic qedi"
or
INITRD_MODULES="ahci qedi"
c.
Save the file.
4.
Edit the
/etc/modprobe.d/unsupported-modules
file, change the value
for
allow_unsupported_modules
to
1
, and then save the file:
allow_unsupported_modules
1
5.
Locate and delete the following files:
/etc/init.d/boot.d/K01boot.open-iscsi
/etc/init.d/boot.open-iscsi
NOTE
To retain the original contents of the inbox RPM during installation, you
must use the
-ivh
option (instead of the
-Uvh
option), followed by
the
--force
option.
