1.4 Impact and Restrictions
This section describes the impact and restrictions of HyperMetro feature.
Network Restrictions
For details about network restrictions, see
.
Device Restrictions
Table 1-6
Device configuration requirements
Device
Configuration Requirement
Quorum server
The arbitration software can be deployed on either a physical
machine or a virtual machine (VM). The configuration requirements
are as follows:
l
CPU: X86-64 architecture; 2-core 1.6 GHz CPU (minimum
configuration)
l
Memory: 4 GB DDR memory (minimum configuration)
l
Operating system: Asianux Server 4 SP4 for x86_64, CentOS 6.5
for x86_64, NeoKylin 6.5 for x86_64, Red Hat Enterprise Linux
6 for x86_64, Red Hat Enterprise Linux 6.1 for x86_64, Red Hat
Enterprise Linux 6.2 for x86_64, Red Hat Enterprise Linux 6.3
for x86_64, Red Hat Enterprise Linux 6.5 for x86_64, Red Hat
Enterprise Linux 6.6 for x86_64, Red Hat Enterprise Linux 6.7
for x86_64, Red Hat Enterprise Linux 7.2 for x86_64, Red Hat
Enterprise Linux 7.2 for x86_64, SUSE Linux Enterprise Server
11 SP1 for x86_64, SUSE Linux Enterprise Server 11 SP2 for
x86_64, SUSE Linux Enterprise Server 11 SP3 for x86_64,
SUSE Linux Enterprise Server 11 SP4 for x86_64, SUSE Linux
Enterprise Server 12 SP2 for x86_64, Ubuntu 14.04 LTS for
x86_64, CentOS 6.8 for x86_64
NOTE
V300R006C00SPC100 and later versions support CentOS 6.8.
The arbitration software cannot run in operating systems that use the CPU
architectures such as MIPS, ARM, and PPC.
l
Storage capacity for installing the arbitration software: ≥ 10 GB
l
VMs can only use local disks of servers or file systems
independent of HyperMetro storage systems as system disks or
data disks.
l
Arbitration granularity can be a HyperMetro vStore pair.
Storage array
l
The versions of the local and remote storage systems in a
HyperMetro relationship are the same. In addition, the hardware
configurations of the two storage systems are the same.
l
The HyperMetro license must be available for the storage arrays
in two data centers.
OceanStor V3 Series
HyperMetro Feature Guide for File
1 Feature Description
Issue 05 (2018-01-30)
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Copyright © Huawei Technologies Co., Ltd.
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