| 6 | |
| 7 | == File System : Lustre == |
| 8 | |
| 9 | * 有時候 DRBL Client 如果關機,或者無法正常啟動。雖然只要還有 OST 活著,還是可以寫入新的檔案,但在 DRBL Server 也就是 Lustre MDT 所在的機器上,如果要下 df 會卡住。這時候可以暫時把該台 OST 的 OSC 暫時關閉。 |
| 10 | * 例如:192.168.129.4 這台的 OST 分別是 biofs-OST0005 跟 biofs-OST0006 |
| 11 | {{{ |
| 12 | jazz@bio:~$ sudo lctl dl | grep osc |
| 13 | 5 UP osc biofs-OST0000-osc biofs-mdtlov_UUID 5 |
| 14 | 6 UP osc biofs-OST0001-osc biofs-mdtlov_UUID 5 |
| 15 | 7 UP osc biofs-OST0002-osc biofs-mdtlov_UUID 5 |
| 16 | 8 UP osc biofs-OST0003-osc biofs-mdtlov_UUID 5 |
| 17 | 9 UP osc biofs-OST0004-osc biofs-mdtlov_UUID 5 |
| 18 | 10 UP osc biofs-OST0005-osc biofs-mdtlov_UUID 5 |
| 19 | 11 UP osc biofs-OST0006-osc biofs-mdtlov_UUID 5 |
| 20 | 12 UP osc biofs-OST0007-osc biofs-mdtlov_UUID 5 |
| 21 | 13 UP osc biofs-OST0008-osc biofs-mdtlov_UUID 5 |
| 22 | 14 UP ost OSS OSS_uuid 3 |
| 23 | 18 UP osc biofs-OST0000-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 24 | 19 UP osc biofs-OST0001-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 25 | 20 UP osc biofs-OST0002-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 26 | 21 UP osc biofs-OST0003-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 27 | 22 UP osc biofs-OST0004-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 28 | 23 UP osc biofs-OST0005-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 29 | 24 UP osc biofs-OST0006-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 30 | 25 UP osc biofs-OST0007-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 31 | 26 UP osc biofs-OST0008-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 32 | jazz@bio:~$ sudo lctl --device 10 deactivate |
| 33 | jazz@bio:~$ sudo lctl --device 11 deactivate |
| 34 | jazz@bio:~$ sudo lctl --device 23 deactivate |
| 35 | jazz@bio:~$ sudo lctl --device 24 deactivate |
| 36 | jazz@bio:~$ sudo lctl dl | grep osc |
| 37 | 5 UP osc biofs-OST0000-osc biofs-mdtlov_UUID 5 |
| 38 | 6 UP osc biofs-OST0001-osc biofs-mdtlov_UUID 5 |
| 39 | 7 UP osc biofs-OST0002-osc biofs-mdtlov_UUID 5 |
| 40 | 8 UP osc biofs-OST0003-osc biofs-mdtlov_UUID 5 |
| 41 | 9 UP osc biofs-OST0004-osc biofs-mdtlov_UUID 5 |
| 42 | 10 IN osc biofs-OST0005-osc biofs-mdtlov_UUID 5 |
| 43 | 11 IN osc biofs-OST0006-osc biofs-mdtlov_UUID 5 |
| 44 | 12 UP osc biofs-OST0007-osc biofs-mdtlov_UUID 5 |
| 45 | 13 UP osc biofs-OST0008-osc biofs-mdtlov_UUID 5 |
| 46 | 14 UP ost OSS OSS_uuid 3 |
| 47 | 18 UP osc biofs-OST0000-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 48 | 19 UP osc biofs-OST0001-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 49 | 20 UP osc biofs-OST0002-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 50 | 21 UP osc biofs-OST0003-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 51 | 22 UP osc biofs-OST0004-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 52 | 23 IN osc biofs-OST0005-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 53 | 24 IN osc biofs-OST0006-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 54 | 25 UP osc biofs-OST0007-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 55 | 26 UP osc biofs-OST0008-osc-f6e24e00 ebc2ca4a-d93d-d288-2f7e-2945d4910ab5 5 |
| 56 | }}} |