Product Documentation
Abstract
This document defines DB2 pureScale supported Hitachi Storage systems.
Content
Using Hitachi Storage Systems in DB2 pureScale Environments
The following Hitachi storage systems are supported as category 1 storage devices in DB2 pureScale environments. Category 1 storage devices and multipath I/O driver combinations listed in this category can successfully support both the DB2 cluster services tiebreaker and fast I/O fencing. Refer to the "Shared storage support for DB2 pureScale environments" topic in the DB2 Knowledge Center for details on what category 1 storage devices are required to support.
All Hitachi storage systems listed are supported as category 1 storage devices in Linux and AIX.
Storage Devices | Minimum micro code level | Specific Settings for all disks used by DB2 |
| Hitachi Virtual Storage Platform (VSP) | 70-04-31-00/00 | Host mode options 02 and 72 on |
| Hitachi Universal Storage (HUS) 100 Series | 0945/A | Select the Allocation length Expand mode check box if the disk is to be used as a tie breaker disk
Select the Unique Reserve mode 2 check box for disks that are part of the GPFS™ file system and have fast I/O fencing enabled |
| Hitachi Universal Storage (HUS) VM | 73-01-32-00/00 | Host mode options 02 and 72 on |
| Hitachi VSP G Series
G200, G400, G600, G800, G1000 | 80-01-41-00/00 | Host mode options 02 and 72 on |
| Hitachi VSP F Series
F400, F600, F800 | 80-01-41-00/00 | Host mode options 02 and 72 on |
Multipath I/O drivers required for AIX systems
- MPIO driver provided by Hitachi (devices.fcp.disk.Hitachi.array.mpio.rte)
- HDLM driver for AIX Version 7.3.1 or later provided by Hitachi
- If HDLM is set the load balancing setting of the tiebreaker disk to OFF using HGLM
- Fibre channel only if HDLM is used
Multipath I/O drivers required for Linux systems
- DM-MP
Protocol
- Fibre Channel
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Document Information
Modified date:
17 June 2018
UID
swg27047419