multipath

 

node1:/boot # ls -lrt initrd* -rw-r--r-- 1 root root 6720908 Jul 2 19:29 initrd-3.0.101-63-ppc64 -rw------- 1 root root 8540288 Jul 2 19:30 initrd-3.0.101-63-ppc64-kdump lrwxrwxrwx 1 root root 23 Jul 2 19:30 initrd -> initrd-3.0.101-63-ppc64

 

 

multipath /boot/initrd~~~ 에 추가 (시스템 부팅시 multipathd 로드)   On SLES9 and SLES10 the command to enable multipath is: # mkinitrd -f mpath However on SLES11 it is: # mkinitrd -f multipath Unfortunately this is not considered in the documentation and manpage shipped with SLES11 DVD.

 

/etc/multipath.conf   defaults {                user_friendly_names yes }

 

자동 실행 # chkconfig multipathd on # chkconfig boot.multipath on   수동 실행 # /etc/init.d/boot.multipath start # /etc/init.d/multipathd start

 

 

multipath device name alias   https://www.suse.com/documentation/sles11/stor_admin/?page=/documentation/sles11/stor_admin/data/bndgyoe.html

 

 

device rescan

# rescan-scsi-bus.sh

 

multipath restart

# multipath reload

 

SCSI ID 확인
# /lib/udev/scsi_id --whitelisted /dev/sda
SAIX     VDASD          00f9f3a800004c000000014d5aecde11.18