ZFS HDD交換
をテンプレートにして作成
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CONTENTS
#contents
----
Lastmodified &lastmod;
----
[[SMART error (CurrentPendingSector) detected on host ZFS...
*ZFS HDD交換 [#ef89c686]
FreeBSD 11.0-CURRENT #0 r287930 いわゆるAFT(Advanced For...
インストーラでデフォルト設定（SWAP：のみ２Gから４GにUP：...
http://www.wdc.com/global/products/specs/?driveID=927&lan...
http://blogs.yahoo.co.jp/alpha3166/10334103.html
http://hirotomium.com/memories/2011/11/zfsreplace.php
FreeBSD 11 Current のインストーラで出来たHDD3基によるZFS...
root@blackhole:~ # zpool status
pool: zroot
state: ONLINE
scan: none requested
config:
NAME STATE READ WRITE CKSUM
zroot ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
ada0p3 ONLINE 0 0 0
ada1p3 ONLINE 0 0 0
ada2p3 ONLINE 0 0 0
errors: No known data errors
ゴミ掃除
root@blackhole:~ # zpool clear zroot
**HDD(ada0）の交換をしてみます。 [#i0ed067f]
***ada0のシリアル番号を確認します。 [#m78d5f86]
root@blackhole:~ # camcontrol identify ada0
**HDDを外す準備をします。 [#e02be7c7]
root@blackhole:~ # zpool offline zroot ada0
cannot offline ada0: no such device in pool
root@blackhole:~ # zpool offline zroot ada0p3
partitionまで指示しないとだめなようです。
root@blackhole:~ # zpool status
pool: zroot
state: DEGRADED
status: One or more devices has been taken offline by th...
Sufficient replicas exist for the pool to contin...
degraded state.
action: Online the device using 'zpool online' or replac...
'zpool replace'.
scan: none requested
config:
NAME STATE READ WRITE CK...
zroot DEGRADED 0 0 ...
raidz1-0 DEGRADED 0 0 ...
8999288693416647168 OFFLINE 0 0 ...
ada1p3 ONLINE 0 0 ...
ada2p3 ONLINE 0 0 ...
errors: No known data errors
**シャットダウンして、新しいHDDに交換します。 [#z071abaa]
真っ新なHDDの状態で、Online the device using 'zpool onlin...
root@blackhole:~ # zpool replace zroot /dev/ada0p3
cannot open '/dev/ada0p3': No such file or directory
** ada0 に p3を作る [#x4cebbfc]
ada1の状態を見てみる。
root@blackhole:~ # gpart show ada1
=> 40 5860533088 ada1 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 984 - free - (492K)
2048 8388608 2 freebsd-swap (4.0G)
8390656 5852141568 3 freebsd-zfs (2.7T)
5860532224 904 - free - (452K)
まず、gpart create -s GPT ada0
root@blackhole:~ # gpart create -s GPT ada0
ada0 created
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 5860533088 - free - (2.7T)
root@blackhole:~ # gpart bootcode -b /boot/pmbr ada0
bootcode written to ada0
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 5860533088 - free - (2.7T)
root@blackhole:~ # gpart bootcode -p /boot/gptzfsboot -i...
gpart: invalid partition index
root@blackhole:~ # gpart add -b 40 -s 1024 -t freebsd-bo...
ada0p1 added
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 5860532064 - free - (2.7T)
root@blackhole:~ # gpart add -b 1064 -s 8388608 -t freeb...
ada0p2 added
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 8388608 2 freebsd-swap (4.0G)
8389672 5852143456 - free - (2.7T)
SWAPの場所を間違えたので、修正。
root@blackhole:~ # gpart delete freebsd-swap ada0
gpart: Option 'i' not specified.
root@blackhole:~ # gpart delete -i 2 ada0
ada0p2 deleted
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 5860532064 - free - (2.7T)
消せましたので、もう一度SWAPを置きます。
実は、インストーラでWSAPが２Gとなっていて、４Gに変更した...
root@blackhole:~ # gpart add -b 2048 -s 8388608 -t freeb...
ada0p2 added
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 984 - free - (492K)
2048 8388608 2 freebsd-swap (4.0G)
8390656 5852142472 - free - (2.7T)
治りました。
root@blackhole:~ # gpart add -b 8390656 -s 5852141568 -t...
ada0p3 added
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 984 - free - (492K)
2048 8388608 2 freebsd-swap (4.0G)
8390656 5852141568 3 freebsd-zfs (2.7T)
5860532224 904 - free - (452K)
出来かがったようです。
**リプレースコマンドを打ちます [#i0f914ad]
root@blackhole:~ # zpool replace zroot ada0p3
Make sure to wait until resilver is done before rebooting.
If you boot from pool 'zroot', you may need to update
boot code on newly attached disk 'ada0p3'.
Assuming you use GPT partitioning and 'da0' is your new ...
you may use the following command:
gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot...
ということなので、
root@blackhole:~ # gpart bootcode -b /boot/pmbr -p /boot...
bootcode written to ada0
root@blackhole:~ # zpool status
pool: zroot
state: DEGRADED
status: One or more devices is currently being resilvere...
continue to function, possibly in a degraded sta...
action: Wait for the resilver to complete.
scan: resilver in progress since Wed Sep 23 15:12:39 2...
17.1G scanned out of 507G at 166M/s, 0h50m to go
5.65G resilvered, 3.36% done
config:
NAME STATE READ WRITE ...
zroot DEGRADED 0 0 ...
raidz1-0 DEGRADED 0 0 ...
replacing-0 UNAVAIL 0 0 ...
8999288693416647168 UNAVAIL 0 0 ...
ada0p3 ONLINE 0 0 ...
ada1p3 ONLINE 0 0 ...
ada2p3 ONLINE 0 0 ...
errors: No known data errors
500GBほどのデータであれば、おおよそ1時間で再構築。案外、...
pool: zroot
state: ONLINE
scan: resilvered 168G in 0h52m with 0 errors on Wed Se...
config:
NAME STATE READ WRITE CKSUM
zroot ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
ada0p3 ONLINE 0 0 0
ada1p3 ONLINE 0 0 0
ada2p3 ONLINE 0 0 0
errors: No known data errors
*作業まとめ [#u6c7fa94]
交換するHDDは、ada0 とします。
状況確認
# zpool status
# zpool clear zroot
交換するHDDのシリアルNoを確認する
# camcontrol identify ada0
交換準備
# zpool offline zroot ada0p3
# zpool status
シャットダウンして、新しいHDDに交換します。
# gpart show ada1 の結果を参考にしてpartitionを作る
=> 40 5860533088 ada1 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 984 - free - (492K)
2048 8388608 2 freebsd-swap (4.0G)
8390656 5852141568 3 freebsd-zfs (2.7T)
5860532224 904 - free - (452K)
# gpart create -s GPT ada0
ada0 created
# gpart add -b 40 -s 1024 -t freebsd-boot ada0
ada0p1 added
# gpart add -b 2048 -s 8388608 -t freebsd-swap ada0
ada0p2 added
# gpart add -b 8390656 -s 5852141568 -t freebsd-zfs ada0
ada0p3 added
# gpart show ada0 確認
新しいHDDをプールに投入
# zpool replace zroot ada0p3
Make sure to wait until resilver is done before rebooting.
If you boot from pool 'zroot', you may need to update
boot code on newly attached disk 'ada0p3'.
Assuming you use GPT partitioning and 'da0' is your new ...
you may use the following command:
gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot...
# gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 1 ...
bootcode written to ada0
# zpool status
http://www.wirednoize.net/freebsd/index.php?zfs%20mirror%...
----
Total access &counter(total);：本日 &counter(today);：昨...
#counter([total|today|yesterday]);
終了行:
CONTENTS
#contents
----
Lastmodified &lastmod;
----
[[SMART error (CurrentPendingSector) detected on host ZFS...
*ZFS HDD交換 [#ef89c686]
FreeBSD 11.0-CURRENT #0 r287930 いわゆるAFT(Advanced For...
インストーラでデフォルト設定（SWAP：のみ２Gから４GにUP：...
http://www.wdc.com/global/products/specs/?driveID=927&lan...
http://blogs.yahoo.co.jp/alpha3166/10334103.html
http://hirotomium.com/memories/2011/11/zfsreplace.php
FreeBSD 11 Current のインストーラで出来たHDD3基によるZFS...
root@blackhole:~ # zpool status
pool: zroot
state: ONLINE
scan: none requested
config:
NAME STATE READ WRITE CKSUM
zroot ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
ada0p3 ONLINE 0 0 0
ada1p3 ONLINE 0 0 0
ada2p3 ONLINE 0 0 0
errors: No known data errors
ゴミ掃除
root@blackhole:~ # zpool clear zroot
**HDD(ada0）の交換をしてみます。 [#i0ed067f]
***ada0のシリアル番号を確認します。 [#m78d5f86]
root@blackhole:~ # camcontrol identify ada0
**HDDを外す準備をします。 [#e02be7c7]
root@blackhole:~ # zpool offline zroot ada0
cannot offline ada0: no such device in pool
root@blackhole:~ # zpool offline zroot ada0p3
partitionまで指示しないとだめなようです。
root@blackhole:~ # zpool status
pool: zroot
state: DEGRADED
status: One or more devices has been taken offline by th...
Sufficient replicas exist for the pool to contin...
degraded state.
action: Online the device using 'zpool online' or replac...
'zpool replace'.
scan: none requested
config:
NAME STATE READ WRITE CK...
zroot DEGRADED 0 0 ...
raidz1-0 DEGRADED 0 0 ...
8999288693416647168 OFFLINE 0 0 ...
ada1p3 ONLINE 0 0 ...
ada2p3 ONLINE 0 0 ...
errors: No known data errors
**シャットダウンして、新しいHDDに交換します。 [#z071abaa]
真っ新なHDDの状態で、Online the device using 'zpool onlin...
root@blackhole:~ # zpool replace zroot /dev/ada0p3
cannot open '/dev/ada0p3': No such file or directory
** ada0 に p3を作る [#x4cebbfc]
ada1の状態を見てみる。
root@blackhole:~ # gpart show ada1
=> 40 5860533088 ada1 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 984 - free - (492K)
2048 8388608 2 freebsd-swap (4.0G)
8390656 5852141568 3 freebsd-zfs (2.7T)
5860532224 904 - free - (452K)
まず、gpart create -s GPT ada0
root@blackhole:~ # gpart create -s GPT ada0
ada0 created
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 5860533088 - free - (2.7T)
root@blackhole:~ # gpart bootcode -b /boot/pmbr ada0
bootcode written to ada0
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 5860533088 - free - (2.7T)
root@blackhole:~ # gpart bootcode -p /boot/gptzfsboot -i...
gpart: invalid partition index
root@blackhole:~ # gpart add -b 40 -s 1024 -t freebsd-bo...
ada0p1 added
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 5860532064 - free - (2.7T)
root@blackhole:~ # gpart add -b 1064 -s 8388608 -t freeb...
ada0p2 added
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 8388608 2 freebsd-swap (4.0G)
8389672 5852143456 - free - (2.7T)
SWAPの場所を間違えたので、修正。
root@blackhole:~ # gpart delete freebsd-swap ada0
gpart: Option 'i' not specified.
root@blackhole:~ # gpart delete -i 2 ada0
ada0p2 deleted
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 5860532064 - free - (2.7T)
消せましたので、もう一度SWAPを置きます。
実は、インストーラでWSAPが２Gとなっていて、４Gに変更した...
root@blackhole:~ # gpart add -b 2048 -s 8388608 -t freeb...
ada0p2 added
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 984 - free - (492K)
2048 8388608 2 freebsd-swap (4.0G)
8390656 5852142472 - free - (2.7T)
治りました。
root@blackhole:~ # gpart add -b 8390656 -s 5852141568 -t...
ada0p3 added
root@blackhole:~ # gpart show ada0
=> 40 5860533088 ada0 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 984 - free - (492K)
2048 8388608 2 freebsd-swap (4.0G)
8390656 5852141568 3 freebsd-zfs (2.7T)
5860532224 904 - free - (452K)
出来かがったようです。
**リプレースコマンドを打ちます [#i0f914ad]
root@blackhole:~ # zpool replace zroot ada0p3
Make sure to wait until resilver is done before rebooting.
If you boot from pool 'zroot', you may need to update
boot code on newly attached disk 'ada0p3'.
Assuming you use GPT partitioning and 'da0' is your new ...
you may use the following command:
gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot...
ということなので、
root@blackhole:~ # gpart bootcode -b /boot/pmbr -p /boot...
bootcode written to ada0
root@blackhole:~ # zpool status
pool: zroot
state: DEGRADED
status: One or more devices is currently being resilvere...
continue to function, possibly in a degraded sta...
action: Wait for the resilver to complete.
scan: resilver in progress since Wed Sep 23 15:12:39 2...
17.1G scanned out of 507G at 166M/s, 0h50m to go
5.65G resilvered, 3.36% done
config:
NAME STATE READ WRITE ...
zroot DEGRADED 0 0 ...
raidz1-0 DEGRADED 0 0 ...
replacing-0 UNAVAIL 0 0 ...
8999288693416647168 UNAVAIL 0 0 ...
ada0p3 ONLINE 0 0 ...
ada1p3 ONLINE 0 0 ...
ada2p3 ONLINE 0 0 ...
errors: No known data errors
500GBほどのデータであれば、おおよそ1時間で再構築。案外、...
pool: zroot
state: ONLINE
scan: resilvered 168G in 0h52m with 0 errors on Wed Se...
config:
NAME STATE READ WRITE CKSUM
zroot ONLINE 0 0 0
raidz1-0 ONLINE 0 0 0
ada0p3 ONLINE 0 0 0
ada1p3 ONLINE 0 0 0
ada2p3 ONLINE 0 0 0
errors: No known data errors
*作業まとめ [#u6c7fa94]
交換するHDDは、ada0 とします。
状況確認
# zpool status
# zpool clear zroot
交換するHDDのシリアルNoを確認する
# camcontrol identify ada0
交換準備
# zpool offline zroot ada0p3
# zpool status
シャットダウンして、新しいHDDに交換します。
# gpart show ada1 の結果を参考にしてpartitionを作る
=> 40 5860533088 ada1 GPT (2.7T)
40 1024 1 freebsd-boot (512K)
1064 984 - free - (492K)
2048 8388608 2 freebsd-swap (4.0G)
8390656 5852141568 3 freebsd-zfs (2.7T)
5860532224 904 - free - (452K)
# gpart create -s GPT ada0
ada0 created
# gpart add -b 40 -s 1024 -t freebsd-boot ada0
ada0p1 added
# gpart add -b 2048 -s 8388608 -t freebsd-swap ada0
ada0p2 added
# gpart add -b 8390656 -s 5852141568 -t freebsd-zfs ada0
ada0p3 added
# gpart show ada0 確認
新しいHDDをプールに投入
# zpool replace zroot ada0p3
Make sure to wait until resilver is done before rebooting.
If you boot from pool 'zroot', you may need to update
boot code on newly attached disk 'ada0p3'.
Assuming you use GPT partitioning and 'da0' is your new ...
you may use the following command:
gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot...
# gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 1 ...
bootcode written to ada0
# zpool status
http://www.wirednoize.net/freebsd/index.php?zfs%20mirror%...
----
Total access &counter(total);：本日 &counter(today);：昨...
#counter([total|today|yesterday]);
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