Как поднять инстансы на hu-ovt-03
Диски ВМ хранятся поверх iscsi LUN-ов, которые д.б. примонтированы к zfs-пулам
systemctl stop nova-compute
systemctl start open-iscsi
sleep 20
systemctl restart ev3-storage
systemctl restart tgtd
systemctl restart open-iscsi
lsblk
должны появиться 8 новых дисков (sdm..sdt)
zfs list
NAME SIZE ALLOC FREE EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT
ev3 7.25T 1.69T 5.56T - 29% 23% 1.00x ONLINE -
osd-01 3.62T 320G 3.31T - 11% 8% 1.00x ONLINE -
osd-02 3.62T 331G 3.30T - 9% 8% 1.00x ONLINE -
osd-03 3.62T 323G 3.31T - 10% 8% 1.00x ONLINE -
zfs mount -a
zpool import
pool: instances
id: 14036997451669927967
state: ONLINE
action: The pool can be imported using its name or numeric identifier.
config:
instances ONLINE
scsi-360000000000000000e00000000030001 ONLINE
scsi-360000000000000000e00000000030002 ONLINE
ls /ev3/instances/*
cp -rf /var/lib/nova/instances/* /ev3/instances/
ls -l /ev3/instances/
sync
rm /var/lib/nova/instances/* -rf
zpool import instances
ls -lah /var/lib/nova/instances/
systemctl start nova-compute