zfs文件查看命令
[root@thevtl ~]# zfs list
NAME USED AVAIL REFER MOUNTPOINT
vpool 41.4T 114G 438K /vpool
vpool/vtl 41.4T 114G 438K /vpool/vtl
vpool/vtl/vol01 301G 396G 18.6G -
vpool/vtl/vol02 41.1T 41.2T 27.2G -
[root@thevtl ~]# zpool list
NAME SIZE ALLOC FREE CKPOINT EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT
vpool 63.7T 70.2G 63.6T - - 0% 0% 1.00x ONLINE -
[root@thevtl ~]# zpool status
pool: vpool
state: ONLINE
config:
NAME STATE READ WRITE CKSUM
vpool ONLINE 0 0 0
draid2:5d:7c:0s-0 ONLINE 0 0 0
c0t2d2 ONLINE 0 0 0
c0t2d3 ONLINE 0 0 0
c0t2d4 ONLINE 0 0 0
c0t2d5 ONLINE 0 0 0
c0t2d6 ONLINE 0 0 0
c0t2d7 ONLINE 0 0 0
c0t2d8 ONLINE 0 0 0
字段解读：
draid2：允许坏两块盘，类似于raid6（draid1-3表示可容错盘数，zfs最大可容错3块盘【draid3】）
5d：5块可用硬盘 （默认最大8块）
7c：共计7块硬盘（该存储池的硬盘总数）
0s：0块热备盘（最大可设置为4）
-0：编号0
# zpool create tank draid:4d:1s:11c /dev/sd[a-k]
# zpool status tank
pool: tank
state: ONLINE
config:
NAME STATE READ WRITE CKSUM
tank ONLINE 0 0 0
draid1:4d:11c:1s-0 ONLINE 0 0 0
sda ONLINE 0 0 0
sdb ONLINE 0 0 0
sdc ONLINE 0 0 0
sdd ONLINE 0 0 0
sde ONLINE 0 0 0
sdf ONLINE 0 0 0
sdg ONLINE 0 0 0
sdh ONLINE 0 0 0
sdi ONLINE 0 0 0
sdj ONLINE 0 0 0
sdk ONLINE 0 0 0
spares
draid1-0-0 AVAIL
# echo offline >/sys/block/sdg/device/state
# zpool replace -s tank sdg draid1-0-0
# zpool status
pool: tank
state: DEGRADED
status: One or more devices is currently being resilvered. The pool will
continue to function, possibly in a degraded state.
action: Wait for the resilver to complete.
scan: resilver (draid1:4d:11c:1s-0) in progress since Tue Nov 24 14:34:25 2020
3.51T scanned at 13.4G/s, 1.59T issued 6.07G/s, 6.13T total
326G resilvered, 57.17% done, 00:03:21 to go
config:
NAME STATE READ WRITE CKSUM
tank DEGRADED 0 0 0
draid1:4d:11c:1s-0 DEGRADED 0 0 0
sda ONLINE 0 0 0 (resilvering)
sdb ONLINE 0 0 0 (resilvering)
sdc ONLINE 0 0 0 (resilvering)
sdd ONLINE 0 0 0 (resilvering)
sde ONLINE 0 0 0 (resilvering)
sdf ONLINE 0 0 0 (resilvering)
spare-6 DEGRADED 0 0 0
sdg UNAVAIL 0 0 0
draid1-0-0 ONLINE 0 0 0 (resilvering)
sdh ONLINE 0 0 0 (resilvering)
sdi ONLINE 0 0 0 (resilvering)
sdj ONLINE 0 0 0 (resilvering)
sdk ONLINE 0 0 0 (resilvering)
spares
draid1-0-0 INUSE currently in use
# zpool replace tank sdg sdl
# zpool status
pool: tank
state: DEGRADED
status: One or more devices is currently being resilvered. The pool will
continue to function, possibly in a degraded state.
action: Wait for the resilver to complete.
scan: resilver in progress since Tue Nov 24 14:45:16 2020
6.13T scanned at 7.82G/s, 6.10T issued at 7.78G/s, 6.13T total
565G resilvered, 99.44% done, 00:00:04 to go
config:
NAME STATE READ WRITE CKSUM
tank DEGRADED 0 0 0
draid1:4d:11c:1s-0 DEGRADED 0 0 0
sda ONLINE 0 0 0 (resilvering)
sdb ONLINE 0 0 0 (resilvering)
sdc ONLINE 0 0 0 (resilvering)
sdd ONLINE 0 0 0 (resilvering)
sde ONLINE 0 0 0 (resilvering)
sdf ONLINE 0 0 0 (resilvering)
spare-6 DEGRADED 0 0 0
replacing-0 DEGRADED 0 0 0
sdg UNAVAIL 0 0 0
sdl ONLINE 0 0 0 (resilvering)
draid1-0-0 ONLINE 0 0 0 (resilvering)
sdh ONLINE 0 0 0 (resilvering)
sdi ONLINE 0 0 0 (resilvering)
sdj ONLINE 0 0 0 (resilvering)
sdk ONLINE 0 0 0 (resilvering)
spares
draid1-0-0 INUSE currently in use
参考链接：https://openzfs.github.io/openzfs-docs/Basic%20Concepts/dRAID%20Howto.html
标签：tank,vpool,zfs,draid1,ONLINE,DEGRADED,科普,resilvering From： https://www.cnblogs.com/santia-god/p/17102555.html