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The following table provides general description of the EXPRESSCLUSTER system requirements for informational purpose only. Please consult your regional NEC representative for actual product offering and ordering information.
| Windows | Linux | |
|---|---|---|
| Machine | IA32 server, x86_64 server | IA32 server, x86_64 server, IA64 server (Replicator, Agent, Alert Service hasn't been supported), IBM POWER (Replicator, Agent, Alert Service hasn't been supported) |
| OS | Microsoft Windows Server 2008 R2 Standard/Enterprise SP1 (x86_64 only) Microsoft Windows Server 2008 R2 Standard/Enterprise (x86_64 only) Microsoft Windows Server 2008 Standard/Enterprise SP2/SP1 Microsoft Windows Server 2003 Standard/Enterprise x64 R2 SP2 Microsoft Windows Server 2003 Standard/Enterprise x64 SP2 |
Red Hat Enterprise Linux 6.1/6/5.6/5.5/5.4 Novell SUSE LINUX Enterprise Server 11/10 Asianux Server 4(x86_64 only)/3(IA32, x86_64 only) MIRACLE LINUX V5 (IA32, x86_64 only) Turbolinux 11 Server (IA32, x86_64 only) Turbolinux Appliance Server 3.0 (IA32, x86_64 only) CentOS 5.6/5.5/5.4 (IA32, x86_64 only) Oracle Enterprise Linux 5 (x86_64 only) VMware vSphere 4 (VMware ESX 4.1/4.0) |
| Memory | IA32 User mode : 110MB + Kernel mode : 32MB + 4MB X number of mirror resource x86_64 User mode : 190MB + Kernel mode : 32MB + 4MB X number of mirror resource |
IA32/x86_64 User mode : 64MB Kernel mod : Synchronous mode, except for vxfs file system : (number of request queue X 4KB)+ (2MB X number of mirror or hybrid resource) Synchronous mode, vxfs file system : (number of request queue X 128KB)+ (2MB X number of mirror or hybrid resource) Asynchronous mode, except for vxfs file system : (number of request queue X 4KB)+((2MB + (number of Asynchronous request queue X 4KB)) X number of mirror or hybrid resource)) Asynchronous mode, vxfs file system: (number of request queue X 128KB)+((2MB + (number of Asynchronous request queue X 128KB)) X number of mirror or hybrid resource)) IBM POWER User mode : 64MB + |
| Disk | IA32 27MB + x86_64 41MB + |
IA32 140MB + x86_64 140MB + IBM POWER 24MB + |
