truenas更换损坏、故障的存储池硬盘

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参考文档：

https://www.truenas.com/docs/core/coretutorials/storage/disks/diskreplace/

磁盘、存储池故障的日志参考:

现象1

New alerts:
* Device /dev/gptid/e1fd123b-8795-11ed-bee4-b083fedec519 is causing slow I/O on
pool dev1.

现象2

New alerts:
* Pool dev1 state is ONLINE: One or more devices has experienced an
unrecoverable error. An attempt was made to correct the error. Applications
are unaffected.

现象3

New alert:
* Pool dev1 state is DEGRADED: One or more devices are faulted in response to
persistent errors. Sufficient replicas exist for the pool to continue
functioning in a degraded state. 
The following devices are not healthy:

* Disk IBM-XIV HUS723020ALS64A4 YFHEUB3G is FAULTED

* Device: /dev/da6, failed to read SMART values.

* Device: /dev/da6, Read SMART Self-Test Log Failed.

在现象1中提示io缓慢的时候如何定位是哪个磁盘呢？先可以通过命令查看每个盘的情况

root@freenas[/dev/gptid]# zpool status
  pool: boot-pool
 state: ONLINE
  scan: scrub repaired 0B in 00:24:37 with 0 errors on Sat Jul 29 04:09:37 2023
config:

    NAME        STATE     READ WRITE CKSUM
    boot-pool   ONLINE       0     0     0
      mirror-0  ONLINE       0     0     0
        da13p2  ONLINE       0     0     0
        da12p2  ONLINE       0     0     0

errors: No known data errors

  pool: dev1
 state: DEGRADED
status: One or more devices are faulted in response to persistent errors.
    Sufficient replicas exist for the pool to continue functioning in a
    degraded state.
action: Replace the faulted device, or use 'zpool clear' to mark the device
    repaired.
  scan: scrub repaired 0B in 11:48:41 with 0 errors on Sun Jul 30 11:48:42 2023
config:

    NAME                                            STATE     READ WRITE CKSUM
    dev1                                            DEGRADED     0     0     0
      raidz3-0                                      DEGRADED     0     0     0
        gptid/15954610-bc06-11ed-a407-b083fedec519  ONLINE       0     0     0
        gptid/e1b6b74b-8795-11ed-bee4-b083fedec519  ONLINE       0     0     0
        gptid/e1fd123b-8795-11ed-bee4-b083fedec519  FAULTED     12    11     0  too many errors
        gptid/bb486a3d-c7d5-11ed-a407-b083fedec519  ONLINE       0     0     0
        gptid/e249a2c9-8795-11ed-bee4-b083fedec519  ONLINE       0     0     0
        gptid/034b850b-bc17-11ed-a407-b083fedec519  ONLINE       0     0     0
        gptid/e1e4d7ce-8795-11ed-bee4-b083fedec519  ONLINE       0     0     0
        gptid/e23f6124-8795-11ed-bee4-b083fedec519  ONLINE       0     0     0
        gptid/e2971a19-8795-11ed-bee4-b083fedec519  ONLINE       0     0     0
        gptid/e25d107c-8795-11ed-bee4-b083fedec519  ONLINE       0     0     0

errors: No known data errors

可以使用如下命令查看 gptid 对应的分区: