Hitachi DKC910I - 2 Procedures for the Removal Work

Copyright © 2019, 2021, Hitachi, Ltd.
DKC910IHitachi Proprietary
[INST(RM)02-01-10]
Rev.8
INST(RM)02-01-10
2. Procedures for the Removal Work
1. Procedure for the online removal work
NOTE : For safety use, always close the Front Bezel after the operation.
START
Because there is a possibility that user data is lost, it is
recommended to back up user data to prepare against the
risk.
(*1)
User data backupWork-1
See .“Attachment/Removal Procedure of Maintenance PC”
(INST(IN)13-02-10)
“Connection to the SVP” (SVP01-30)
Connecting of a Maintenance PC and the
Storage System
Work-2
1. See “Managing Drives” (WEBCON03-380).
2. Make the connection settings according to the host
environment.
• Fibre Channel/iSCSI:
Refer to “Configuring a Host Group or iSCSI Target”
(WEBCON03-310).
• FC-NVMe:
Refer to Provisioning Guide for Open Systems.
Setting made by the operation of the
Maintenance PC (It is set if needed.)
1. Setting parity groups and logical devices
2. Setting host group
Work-3
1. See “3. Removing Drives”.
2. See “4. Removing Drive Boxes”.
3. See “5. Removing Channel Boards”.
4. See “6. Removing Disk Board (DKB)”.
5. See “Changing Cache Memory/Cache Flash Memory”
(INST(AD)07-01-10)
6. See “7. Reducing Shared Memory (SM) Capacity”.
7. See “8. Removing SVP/SSVP”.
Removing Optional components
1. Removing Drives
2. Removing Drive Boxes
3. Removing Channel Boards
4. Removing Disk Boards
5. Removing Cache Memories/Cache Flash
Memories
6. Removing Shared Memory
Work-4
See manual of each host computer.
Installing host computerWork-5
*1 : Service personnel must check if a customer has backed up user data. If the customer does not
perform the backup, start the work after getting customerʼs permission.