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- [root@web1 ~]# iscsiadm --mode node --targetname iqn.1991-05.com.microsoft:smb-web-target --login
- Logging in to [iface: default, target: iqn.1991-05.com.microsoft:smb-web-target, portal: 192.168.0.18,3260] (multiple)
- Login to [iface: default, target: iqn.1991-05.com.microsoft:smb-web-target, portal: 192.168.0.18,3260] successful.
- [root@web1 ~]# lsblk
- NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
- sda 8:0 0 127G 0 disk
- ├─sda1 8:1 0 200M 0 part /boot/efi
- ├─sda2 8:2 0 1G 0 part /boot
- └─sda3 8:3 0 125.8G 0 part
- ├─cl-root 253:0 0 50G 0 lvm /
- ├─cl-swap 253:1 0 2G 0 lvm [SWAP]
- └─cl-home 253:2 0 73.8G 0 lvm /home
- sdb 8:16 0 10G 0 disk
- sdc 8:32 0 512M 0 disk
- sdd 8:48 0 4G 0 disk
- ├─sdd1 8:49 0 2G 0 part
- └─sdd2 8:50 0 2G 0 part
- sr0 11:0 1 1024M 0 rom
- [root@web1 ~]# pvs
- PV VG Fmt Attr PSize PFree
- /dev/sda3 cl lvm2 a-- 125.80g 4.00m
- /dev/sdb web_vg lvm2 a-- <10.00g <3.00g
- /dev/sdd1 db_vg lvm2 a-- <2.00g 0
- /dev/sdd2 db_vg lvm2 a-- <2.00g 0
- [root@web1 ~]# vgs
- VG #PV #LV #SN Attr VSize VFree
- cl 1 3 0 wz--n- 125.80g 4.00m
- db_vg 2 1 0 wz--n- 3.99g 0
- web_vg 1 3 0 wz--n- <10.00g <3.00g
- [root@web1 ~]# lvs
- LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert
- home cl -wi-ao---- <73.80g
- root cl -wi-ao---- 50.00g
- swap cl -wi-ao---- 2.00g
- mysql_lv db_vg -wi------- 3.99g
- db_lv web_vg -wi------- 3.00g
- lv_drbd web_vg -wi------- 1.00g
- wp_lv web_vg -wi------- 3.00g
- [root@web1 ~]# ll /dev/web_vg
- ls: cannot access /dev/web_vg: No such file or directory
- [root@web1 ~]# ll /dev/db_vg
- ls: cannot access /dev/db_vg: No such file or directory
- [root@web1 ~]# ll /dev/mapper/
- total 0
- lrwxrwxrwx. 1 root root 7 Oct 21 19:17 cl-home -> ../dm-2
- lrwxrwxrwx. 1 root root 7 Oct 21 19:17 cl-root -> ../dm-0
- lrwxrwxrwx. 1 root root 7 Oct 21 19:17 cl-swap -> ../dm-1
- crw-------. 1 root root 10, 236 Oct 21 19:17 control
- [root@web1 ~]# pcs resource show MySQL_fs
- Resource: MySQL_fs (class=ocf provider=heartbeat type=Filesystem)
- Attributes: device=/dev/db_vg/mysql_lv directory=/var/lib/mysql fstype=ext4
- Operations: monitor interval=20 timeout=40 (MySQL_fs-monitor-interval-20)
- notify interval=0s timeout=60 (MySQL_fs-notify-interval-0s)
- start interval=0s timeout=60 (MySQL_fs-start-interval-0s)
- stop interval=0s timeout=60 (MySQL_fs-stop-interval-0s)
- [root@web1 ~]# vgchange -ay web_vg
- 0 logical volume(s) in volume group "web_vg" now active
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