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ONTAP メンテナンスモードのコマンドとは

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環境

  • ONTAP 9
  • 保守モード

回答

ONTAP メンテナンスモードは、基本的なカーネルのみがロードされ、ディスク I/O がアクティブでない低レベルのコマンドに使用されます。

ONTAP メンテナンスモードでブートする方法は2つあります。
  • まず、ブート時にCtrl+Cキーを押します。
All rights reserved. ******************************* * Press Ctrl-C for Boot Menu. * ******************************* . . ^CBoot Menu will be available.

次に、 Boot Menu からオプション 5 を選択します

(5)  Maintenance mode boot.

  • 2つ目は、次のコマンドを使用してメンテナンスモードで直接ブートする方法です。

LOADER> boot_ontap maint

ONTAP 9.8で現在利用可能なすべてのコマンドのリスト:
You have selected the maintenance boot option: the system has booted in maintenance mode allowing the following operations to be performed: ? acorn acpadmin aggr bootargs cdpd cna_flash coredump_save coredump_show coredump_zero disk disk_list disk_shelf diskcopy dumpblock environment fctest fru_led ha-config halt help ifconfig led_off led_on lldp nicadmin nv8 psmadmin raid_config sasadmin sasstat scsi sldiag storage stsb sysconfig systemshell ucadmin version vmdisk_object_store vmservices vol vol_db Type "help <command>" for more details. *> 

よく使用されるコマンドの一部については、次の詳細情報が表示されます。

*> aggr
The following commands are available; for more information
type "aggr help <command>"
clear_rpbits     options        rename        snaprestore_cancel
destroy        quota_off       restrict       status
offline        read_fsid       rewrite_fsid     undestroy
online        rebuildtree

*> disk
usage: disk <options>
Options are:
     assign {<disk_name> | all | [-T <storage type> | -shelf <shelf name>] [-n <count>] | auto} [-p <pool>]            {[-o <ownername>] [-s <sysid>] | [-copy-ownership-from <disk-name>]} [-c block|advanced_zoned] [-f] - assign a disk to a filer or all unowned disks by specifying "all" or <count> number of unowned disks
     ddr_label {repair | print | delete | dumpraw | rm_qualtable | modify [-c]                       -o <offset> -v <value> | start_scan | pause_scan | resume_scan | error_scan | rediscover | reinit } [-f]          [-d all | <disk_list>]
     dumpevents { sanown | config_checker | raid } - Dumps the sanown/config-checker/raid event queue since boot
     encrypt { lock | rekey | destroy | revert_original | sanitize | show }                        - perform tasks specific to self-encrypting disks
     partition { { -n { 2 | 3 } [-u <pool_uuid>] } | { -n <num_parts> -u <pool_uuid> } } [-i <part_idx> -b <raw_blks>].. <disk_name> - partition a disk
     power_cycle [ -f ] { [-d <disk_list>] | [ -c <channel_name> [ -s <shelf_number> ] ] }                 - power-cycle one or more disks
     reassign {-s <old_sysid>} [-d <new_sysid>] [-p <partner_sysid>]- reassign disks from old filer
     remove_ownership [<disk_name> | all | -s <sysid>] [-f] - revert/remove disk ownership
(9.5+)  sanitize { start | abort | status | release } - sanitize one or more disks                          sanown_stats {start| stop| show }- collect sanown event stats
     show [-o <ownername> | -s <sysid> | -n | -v | -a]  - lists disks and owners
     unfail [-s] <disk_name>   - unfail a disk  (-s  not valid in maintenance mode)
     unpartition {<disk_name> | all} - unpartition a partitioned disk or unpartition all the partitioned disks

*> diskcopy
usage:
diskcopy -s <source-disk-name> -d <destination-disk-name>
diskcopy -i -s <source-disk-name> -d <destination-disk-name> to invoke skip mode immediately
use -n <sectors> option to use a default size different than 4096 sectors
use -o to do no retries of I/O's at the SCSI layer (USE WITH CAUTION!)
(9.5+) use -r <MB>, greater than 2MB to tune report size instead of using default progress report for every 100MB
*> ha-config
Usage:
   ha-config modify { controller | chassis } { ha | non-ha | mcc | mcc-2n | default }
   ha-config show

*> storage
usage: storage <subcommand>
subcommands are:
     disable adapter <name>
     enable adapter <name>
     help <sub_command>
     trace info { adapter [<adapter_name>] | device [<device_name>] | ses_drv | disk_shelf [<disk_shelf_name>] | ses_proc | all }
     trace dump { adapter [<adapter_name>] | device [<device_name>] | ses_drv | disk_shelf [<disk_shelf_name>] | ses_proc | all } -f <out_file>
     rename switch <oldname><newname>
     release disks [ -f ]
     release { mc | tape } <name>
     shelf identify <shelf-name> { on | off }
     show adapter [ -a ] [ <name> ]
     show disk [ -a | -x | -p | -T ] [ <name> ]
     show expander [ -a ] [ <expander-name> ]
     show bridge [ -v ] [ <bridge-name> ]
     show fabric
     show fault [ -a ] [ -v ] [ <shelf-name> ]
     show hub [ -a ] [ -e ] [ <hub-name> ]
     show initiators [-a]
     show mc [ <name> ]
     show port [ <name> ]
     show shelf [ -a ] [ -e ] [ <shelf-name> ]
     show switch [ <name> ]
     show tape [ <name> ]
     show tape supported [ -v ]
     show acp [ -a ]
     stats tape <name>
     stats tape zero <name>
     power_cycle shelf -h
     power_cycle shelf start [-f] -c <channel_name> [-s <shelf_id>]
     power_cycle shelf completed
     bridge log

*>ucadmin modify -m <fc | cna> -t <initiator | target> -f <adapter_name> Note that the -t parameter is only required for fc mode.

追加情報

 

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