Развернули мы значит таргет на центосе, настроили и он даже подключился в овирту. Однако после первой перезагрузке центоса, блочное устройство а именно raid10 попросту отвалился и заново не подключается, пишет что "устройство уже используется". Начали разбираться и оказалось, что при подключении таргета к овирту, последний создал несколько LVM и они не дают подключить блочное устройство обратно к таргету.
Как решить данную проблему?
Вот настройка iSCSI и вывод lsblk до перезагрузки Centos:
Код: Выделить всё
/> ls
o- / ..................................................................................................... [...]
o- backstores .......................................................................................... [...]
| o- block .............................................................................. [Storage Objects: 1]
| | o- ovirt-storage ............................................... [/dev/md0 (18.2TiB) write-thru activated]
| | o- alua ............................................................................... [ALUA Groups: 1]
| | o- default_tg_pt_gp ................................................... [ALUA state: Active/optimized]
| o- fileio ............................................................................. [Storage Objects: 0]
| o- pscsi .............................................................................. [Storage Objects: 0]
| o- ramdisk ............................................................................ [Storage Objects: 0]
o- iscsi ........................................................................................ [Targets: 1]
| o- iqn.2018-10.data96-01.123.ru:cc55c6f325fc ...................................... [TPGs: 1]
| o- tpg1 ........................................................................... [no-gen-acls, no-auth]
| o- acls ...................................................................................... [ACLs: 5]
| | o- iqn.2018-10.data96-01.123.ru:cc55c6f325fc ......................... [Mapped LUNs: 1]
| | | o- mapped_lun0 ..................................................... [lun0 block/ovirt-storage (rw)]
| | o- iqn.2018-10.node96-01.123.ru:237fd777795a ......................... [Mapped LUNs: 1]
| | | o- mapped_lun0 ..................................................... [lun0 block/ovirt-storage (rw)]
| | o- iqn.2018-10.node96-02.123.ru:b72906ab949e ......................... [Mapped LUNs: 1]
| | | o- mapped_lun0 ..................................................... [lun0 block/ovirt-storage (rw)]
| | o- iqn.2018-10.node96-03.123.ru:176fae3bfed2 ......................... [Mapped LUNs: 1]
| | | o- mapped_lun0 ..................................................... [lun0 block/ovirt-storage (rw)]
| | o- iqn.2018-10.ovirt96.123.ru:f5ac17c4be9e ........................... [Mapped LUNs: 1]
| | o- mapped_lun0 ..................................................... [lun0 block/ovirt-storage (rw)]
| o- luns ...................................................................................... [LUNs: 1]
| | o- lun0 .......................................... [block/ovirt-storage (/dev/md0) (default_tg_pt_gp)]
| o- portals ................................................................................ [Portals: 1]
| o- 10.10.10.133:3260 ........................................................................... [OK]
o- loopback ..................................................................................... [Targets: 0]
Код: Выделить всё
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 3.7T 0 disk
└─md0 9:0 0 18.2T 0 raid10
sdb 8:16 0 3.7T 0 disk
└─md0 9:0 0 18.2T 0 raid10
sdc 8:32 0 3.7T 0 disk
└─md0 9:0 0 18.2T 0 raid10
sdd 8:48 0 3.7T 0 disk
└─md0 9:0 0 18.2T 0 raid10
sde 8:64 0 3.7T 0 disk
└─md0 9:0 0 18.2T 0 raid10
sdf 8:80 0 3.7T 0 disk
└─md0 9:0 0 18.2T 0 raid10
sdg 8:96 1 3.7T 0 disk
└─md0 9:0 0 18.2T 0 raid10
sdh 8:112 1 3.7T 0 disk
└─md0 9:0 0 18.2T 0 raid10
sdi 8:128 1 3.7T 0 disk
└─md0 9:0 0 18.2T 0 raid10
Код: Выделить всё
o- / .......................................................................................................... [...]
o- backstores ............................................................................................... [...]
| o- block ................................................................................... [Storage Objects: 0]
| o- fileio .................................................................................. [Storage Objects: 0]
| o- pscsi ................................................................................... [Storage Objects: 0]
| o- ramdisk ................................................................................. [Storage Objects: 0]
o- iscsi ............................................................................................. [Targets: 1]
| o- iqn.2018-10.data96-01.123.ru:cc55c6f325fc ........................................... [TPGs: 1]
| o- tpg1 ................................................................................ [no-gen-acls, no-auth]
| o- acls ........................................................................................... [ACLs: 5]
| | o- iqn.2018-10.data96-01.123.ru:cc55c6f325fc .............................. [Mapped LUNs: 0]
| | o- iqn.2018-10.node96-01.123.ru:237fd777795a .............................. [Mapped LUNs: 0]
| | o- iqn.2018-10.node96-02.123.ru:b72906ab949e .............................. [Mapped LUNs: 0]
| | o- iqn.2018-10.node96-03.123.ru:176fae3bfed2 .............................. [Mapped LUNs: 0]
| | o- iqn.2018-10.ovirt96.123.ru:f5ac17c4be9e ................................ [Mapped LUNs: 0]
| o- luns ........................................................................................... [LUNs: 0]
| o- portals ..................................................................................... [Portals: 1]
| o- 10.10.10.133:3260 ................................................................................ [OK]
o- loopback .......................................................................................... [Targets: 0]
Код: Выделить всё
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 3.7T 0 disk
└─md0 9:0 0 18.2T 0 raid10
├─eebdab0a--323b--4bf8--8185--845682fd86cf-metadata 253:2 0 512M 0 lvm
├─eebdab0a--323b--4bf8--8185--845682fd86cf-outbox 253:3 0 128M 0 lvm
├─eebdab0a--323b--4bf8--8185--845682fd86cf-xleases 253:4 0 1G 0 lvm
├─eebdab0a--323b--4bf8--8185--845682fd86cf-leases 253:5 0 2G 0 lvm
├─eebdab0a--323b--4bf8--8185--845682fd86cf-ids 253:6 0 128M 0 lvm
├─eebdab0a--323b--4bf8--8185--845682fd86cf-inbox 253:7 0 128M 0 lvm
├─eebdab0a--323b--4bf8--8185--845682fd86cf-master 253:8 0 1G 0 lvm
├─eebdab0a--323b--4bf8--8185--845682fd86cf-b28da8ab--f3a9--4796--a2b0--40406b69ef6f 253:9 0 128M 0 lvm
└─eebdab0a--323b--4bf8--8185--845682fd86cf-4e30da68--0c4c--4e89--95ce--de549a1f1b88 253:10 0 128M 0 lvm
. . .