iSCSI 기반 Storage Multipath 설정
Centos multipathd 데몬을 통한 iSCSI Storage Multipath 설정 [root@iSCSI-TEST ~]# [root@iSCSI-TEST ~]# [root@iSCSI-TEST ~]# for LIST in `ifconfig -a | grep eth | awk '{print $1}'`; do echo "${LIST} - `ethtool ${LIST} | grep 'Link detected'`"; done eth0 - Link detected: yes eth1 - Link detected: yes eth2 - Link detected: yes eth3 - Link detected: yes [root@iSCSI-TEST ~]# [root@iSCSI-TEST ~]# [root@iSCSI-T..
multipathd 에 의해 할당된 device 들에 대한 mapping 조회
※ 아래 LVM 에 할당된 /dev/mpath/mpath-19 에 대한 mapping 조회를 예시로 함. [root@TestDB01 ~]# [root@TestDB01 ~]# [root@TestDB01 ~]# service multipathd status multipathd (pid 8107)를 실행 중... [root@TestDB01 ~]# [root@TestDB01 ~]# [root@TestDB01 ~]# [root@TestDB01 ~]# [root@TestDB01 ~]# [root@TestDB01 ~]# pvscan PV /dev/mpath/mpath-19 VG PGXLOG lvm2 [40.00 GB / 96.00 MB free] PV /dev/mpath/mpath-20 VG ARCHIVE lvm2 ..