WebSphere Enterprise Service Bus

System requirements

Below is a list of the minimum software and hardware required for WebSphere® Enterprise Service Bus. Please see Detailed System Requirements on the right for more information.

Version 7.5.1

Operating System Software Hardware
AIX, HP-UX, Linux on POWER, Linux on System z, Linux on x86, Linux on x86-64, Solaris on SPARC, Solaris on x86-64, Windows on x86, Windows on x86-64, z/OS Detailed requirements Detailed requirements

Version 7.5

Operating System Software Hardware
AIX, HP-UX, Linux on POWER, Linux on System z, Linux on x86, Linux on x86-64, Solaris on SPARC, Solaris on x86-64, Windows on x86, Windows on x86-64, z/OS Detailed requirements Detailed requirements

Version 7.0

Operating System Software Hardware
AIX, HP-UX, Linux on POWER, Linux on System z, Linux on x86, Linux on x86-64, Solaris on SPARC, Solaris on x86-64, Windows on x86, Windows on x86-64, z/OS Detailed requirements Detailed requirements

Version 6.2

Operating System Software Hardware
AIX AIX on POWER

IBM AIX 5L 5.3 (32- and 64-bit kernel support)

IBM AIX 6.1 (64-bit kernel support)
Any system from the IBM POWER family of processors,(minimum 1 GB physical memory; 2 GB recommended, CD-ROM drive)
HP-UX PA- RISC: HP-UX 11iv2 (11.23)

Itanium: HP-UX 11iv2 (11.23) (64bit kernel support)
HP-UX 11iv3 (64bit kernel support)
HP-UX for PA-RISC - processor (Minimum 1 GB physical memory; 2 GB recommended, DVD/CD-ROM drive)

HP-UX for IA64 - Intel® Itanium 2 processor (minimum 1 GB physical memory; 2 GB recommended, DVD/CD-ROM drive)
i5/OS i5/OS V5R4
i5/OS V6R1
Any system from the IBM POWER5 family of processors or later; one processing unit or more

Minimum 2 GB physical memory; 4 GB recommended

DVD/CD-ROM drive
Linux on POWER Red Hat Enterprise Linux (RHEL) 4.0 AS (Update 4 or later)

Red Hat Enterprise Linux (RHEL) 5.0 AS (or Update 1 or later)

SUSE Linux Enterprise Server (SLES) 9.0 Service Pack 2, Service Pack 3 or later

SUSE Linux Enterprise Server (SLES) 10.0
Any system from the IBM POWER family of processors

Minimum 1 GB physical memory; 2 GB recommended

DVD/CD-ROM drive
Linux on System z Red Hat Enterprise Linux (RHEL) 4.0 AS (Update 4 or later) (64-bit kernel support only)

Red Hat Enterprise Linux (RHEL) 5.0 Advanced Platform (or Update 1 or later) (64-bit kernel support only)

SUSE Linux Enterprise Server (SLES) 9.0 Service Pack 2, Service Pack 3 or later (64-bit kernel support only)

SUSE Linux Enterprise Server (SLES) 10.0 (64-bit kernel support only)
System z processor

Minimum 1 GB physical memory; 2 GB recommended

DVD/CD-ROM drive
Linux on x86 Red Hat Enterprise Linux (RHEL) 4.0 AS (Update 4 or later)

Red Hat Enterprise Linux (RHEL) 4. 0 ES (Update 4 or later)

Red Hat Enterprise Linux (RHEL) 4.0 WS (Update 4 or later)

Red Hat Enterprise Linux (RHEL) 5.0 Advanced Platform (or Update 1 or later)

Red Hat Enterprise Linux (RHEL) 5.0 (or Update 1 or later)

Red Hat Enterprise Linux (RHEL) 5.0 Desktop (or Update 1 or later).
Note: Red Hat Linux WS and Desktop are only for application design, development, and testing.
They are not supported for production.
Intel Pentium at 3Ghz for single-core system, 2.4GHz for dual cores or faster; Intel EM64T or AMD Opteron (32-bit kernel support only)

Minimum 1 GB physical memory; 2 GB recommended

DVD/CD-ROM drive
Linux on x86-64 Red Hat Enterprise Linux (RHEL) 4.0 AS (Update 4 or later)

Red Hat Enterprise Linux (RHEL) 4.0 ES (Update 4 or later)

Red Hat Enterprise Linux (RHEL) 5.0 Advanced Platform (or Update 1 or later)

Red Hat Enterprise Linux (RHEL) 5.0 (or Update 1 or later)

SUSE Linux Enterprise Server (SLES) 9.0 Service Pack 2, Service Pack 3 or later

SUSE Linux Enterprise Server (SLES) 10.0
AMD Opteron or Intel EM64T (64-bit kernel support)

Minimum 1 GB physical memory; 2 GB recommended

DVD/CD-ROM drive
Solaris on SPARC Sun Solaris operating environment compatible SPARC at 440MHz or faster

Minimum 1 GB physical memory; 2 GB recommended

DVD/CD-ROM drive
Solaris on x86-64 AMD Opteron or Intel EM64T (64-bit kernel support)

Minimum 1 GB physical memory; 2 GB recommended

DVD/CD-ROM drive
Windows on x86 Microsoft Windows Server 2003 Datacenter Edition SP1, SP2

Microsoft Windows Server 2003 Enterprise Edition SP1, SP2

Microsoft Windows Server 2003 Standard Edition SP1, SP2

Microsoft Windows Server 2008 Datacenter Edition

Microsoft Windows Server 2008 Standard Edition

Microsoft Windows Server 2008 Enterprise Edition

Microsoft Windows XP Professional SP2

Microsoft Vista Business

Microsoft Vista Enterprise

Microsoft Vista Ultimate Note:
Microsoft Windows XP Professional, Vista Business, Vista Enterprise, and Vista Ultimate are supported only for application design, development, and testing. They are not supported for production.
Intel Pentium at 500MHz or faster; Intel EM64T or AMD Opteron (32-bit kernel support only)

Minimum 1 GB physical memory; 2 GB recommended

DVD/CD-ROM drive
Windows on x86-64 Microsoft Windows Server 2003 R2 Datacenter x64 Edition

Microsoft Windows Server 2003 R2 Enterprise x64 Edition

Microsoft Windows Server 2003 R2 Standard x64 Edition

Microsoft Windows Server 2008 Datacenter Edition

Microsoft Windows Server 2008 Standard Edition

Microsoft Windows Server 2008 Enterprise Edition
AMD Opteron or Intel EM64T (64-bit kernel support)

Minimum 1 GB physical memory; 2 GB recommended

DVD/CD-ROM drive
z/OS z/OS and z/OS.e 1.8, or later

Note: Supports zFS File System.
Any hardware that supports z/OS and z/OS.e 1.8, or later.

Version 6.1

Operating System Software Hardware
AIX AIX on POWER

IBM AIX 5L 5.2 Maintenance package 5200-07 (32 and 64-bit kernel support) IBM AIX 5L 5.3 - (SP 5300-05-01) (32 and 64-bit kernel support) IBM AIX 6.1 (64-bit kernel support)
Any system from the IBM POWER family of processors,(minimum 1 GB physical memory; 2 GB recommended, CD-ROM drive)
HP-UX PA- RISC: HP-UX 11iv2 (11.23)

Itanium: HP-UX 11iv2 (11.23) (64bit kernel support) HP-UX 11iv3 (64bit kernel support)
HP-UX for PA-RISC - processor (Minimum 1 GB physical memory; 2 GB recommended, CD-ROM drive)

HP-UX for IA64 - Intel® Itanium 2 processor (minimum 1 GB physical memory; 2 GB recommended, CD-ROM drive)
i5/OS i5/OS V5R4 IBM System i model 170 with processor feature 2385 - System I model 720 with processor feature 2062 -System I (iSeries) model 270 with processor feature 2250. System I model 820 with processor feature 2395. (Minimum 1 GB physical memory; 2 GB recommended
Linux Linux on System i and Linux on System p:

Red Hat Enterprise Linux AS 4.0 with Update 3, SuSE Linux Enterprise Server (SLES) 9.0 with SP3, SLES 10
CD-ROM drive)
Linux on Intel X86: Red Hat Enterprise Linux (RHEL) 4.0 AS (Update 4 or later) Red Hat Enterprise Linux (RHEL) 4.0 ES (Update 4 or later) Red Hat Enterprise Linux (RHEL) 4.0 WS (Update 4 or later) Red Hat Enterprise Linux (RHEL) 5.0 Advanced Platform Red Hat Enterprise Linux (RHEL) 5.0 Red Hat Enterprise Linux (RHEL) 5.0 Desktop Note: Red Hat Linux WS and Desktop is only for application design, development, and testing. It is not supported for production.

SUSE Linux Enterprise Server (SLES) 9.0 SP2 or 3 SUSE Linux Enterprise Server (SLES) 10.0

Red Flag Data Center 5.0

X86 - 64 Red Hat Enterprise Linux (RHEL) 4.0 AS (Update 4 or later) Red Hat Enterprise Linux (RHEL) 4.0 ES (Update 4 or later) Red Hat Enterprise Linux (RHEL) 5.0 Advanced Platform Red Hat Enterprise Linux (RHEL) 5.0 SUSE Linux Enterprise Server (SLES) 9.0 SP2 or 3 SUSE Linux Enterprise Server (SLES) 10.0

Power: Red Hat Enterprise Linux (RHEL) 4.0 AS (Update 4 or later) Red Hat Enterprise Linux (RHEL) 5.0 Advanced Platform SUSE Linux Enterprise Server (SLES) 9.0 SP2 or 3 SUSE Linux Enterprise Server (SLES) 10.0
Linux on IBM eServer System i or System p/Open Power/JS20

For Linux x86 - Intel® Pentium at 500MHz or faster; Intel EM64T or AMD Opteron (32-bit kernel support only) (Minimum 1 GB physical memory; 2 GB recommended CD-ROM drive)
Linux on zSeries Red Hat Enterprise Linux (RHEL) 4.0 AS (Update 4 or later) (64 bit kernel support only) Red Hat Enterprise Linux (RHEL) 5.0 Advanced Platform (64 bit kernel support only SUSE Linux Enterprise Server (SLES) 9.0 SP2 or 3 (64 bit kernel support only) SUSE Linux Enterprise Server (SLES) 10.0 (64 bit kernel support only) For Power: System I models that support logical partitioning (LPAR) with minimum of 450 commercial workload (CPW) in the Linux partition. Minimum 16 GB available disk space for the OS/400 partition; 2.5 GB minimum for the Linux partition. IBM System p (pSeries), IBM OpenPower or IBM BladeCenter (Minimum 1 GB physical memory; 2 GB recommended, CD-ROM drive)
Solaris SPARC: Sun Solaris 9 with the latest Patch Cluster (32 and 64-bit kernel support) Sun Solaris 10 with the latest Patch Cluster (32-bit and 64-bit kernel support)

X86-64 Sun Solaris 10 with the latest Patch Cluster (64-bit kernel support)
For Power: System I models that support logical partitioning (LPAR) with minimum of 450 commercial workload (CPW) in the Linux partition. Minimum 16 GB available disk space for the OS/400 partition; 2.5 GB minimum for the Linux partition. IBM System p (pSeries), IBM OpenPower or IBM BladeCenter (Minimum 1 GB physical memory; 2 GB recommended, CD-ROM drive)

x86-64: AMD Opteron or Intel EM64T (64 bit kernel support), (Minimum 1 GB physical memory; 2 GB recommended, , CD-ROM drive)
Windows 2000, Windows 2003, Windows XP Professional, Windows Vista Business X86: Windows Server 2003 Datacenter Edition SP1 Windows Server 2003 Enterprise Edition SP1 Windows Server 2003 Standard Edition SP1 Windows XP Professional SP2 Notes: Windows XP Professional and Windows Vista is supported only for application design, development, and testing. It is not supported for production.

X86-64: Windows Server 2003 R2, Datacenter x64 Edition Windows Server 2003 R2, Standard x64 Edition Windows Server 2003 R2, Enterprise x64 Edition
X86: Intel® Pentium at 500MHz or faster; Intel EM64T or AMD Opteron (32-bit kernel support only) (Minimum 1 GB physical memory; 2 GB recommended, CD-ROM drive)

x86-64: AMD Opteron or Intel EM64T (64 bit kernel support) (Minimum 1 GB physical memory; 2 GB recommended, CD-ROM drive)
z/OS z/OS and z/OS.e 1.7, or later (31 and 64 bit) Note: Supports zFS File System Any hardware that supports z/OS and z/OS.e V1R7

Version 6.0.2

Operating System Software Hardware
AIX AIX® 5L 5.2, AIX 5L 5.3 IBM System p® or System i®
HP-UX HP-UX Operating Environment 11v1 or 11v2 HP-UX for PA-RISC - PA-RISC processor

HP-UX for IA64 - Intel® Itanium processor
Linux Linux on System i and Linux on System p:

Red Hat Enterprise Linux AS 4.0 with Update 3, SuSE Linux Enterprise Server (SLES) 9.0 with SP3, SLES 10
Linux on IBM eServer System i or System p/Open Power/JS20
Linux on Intel Red Hat Enterprise Linux AS 4.0 with Update 3, Red Hat Enterprise Linux ES 4.0 with Update 3, Red Hat Enterprise Linux WS 4.0 with Update 3. Note: Red Hat Linux WS is supported for WebSphere Enterpriser Service Bus, version 6.0.2, only for application design, development, and testing. It is not supported for production

SuSE Linux Enterprise Server (SLES) 9.0 with SP3, or SLES 10

Red Flag Advanced Server 4.1 with FP Level 1
For Linux x86 - Intel® Pentium® (or equivalent) processor, or Intel EM64T processor (or equivalent) (32-bit kernel support only)

For Linux x86-64 - Intel® EM64T processor (or equivalent) (64-bit kernel support only)
Linux on zSeries Red Hat Enterprise Linux AS V4 with Update 3, SuSE Linux Enterprise Server (SLES) 9.0 with SP3, or SLES 10 zSeries processors that support a 64-bit kernel
Solaris Sun Solaris 9 or Solaris 10 Solaris on SPARC - Solaris SPARC workstation

Solaris on x86-64 - AMD Opteron (or equivalent) processor (64-bit kernel support only)
Windows 2003, Windows Vista, Windows XP Professional Microsoft Windows® 2000 Server and Advanced Server, Windows 2000 Professional, Windows 2003 Server DataCenter, Standard and Enterprise, Microsoft Windows XP Professional

Windows 2000 Professional and Windows XP Professional are supported for application design, development, and testing only; no support is provided for production use
Intel Pentium (or equivalent) processor (32-bit operating system support only)
z/OS IBM z/OS V1.6 or greater Any hardware that supports z/OS and z/OS.e V1R6, or V1R7

Version 6.0.1

Operating System Software Hardware
AIX AIX® 5L 5.2, AIX 5L 5.3

Supported databases:

DB2® Universal Database Enterprise Server 8.x, Cloudscape 5.1, WebSphere Information Integrator Advanced 8.1, IBM Informix Dynamic Server 9.4, Oracle Enterprise Edition 9i, Oracle Enterprise Edition 10g, Microsoft® SQL Server Enterprise 2000
IBM pSeries® or iSeries system at 375MHz or faster

Minimum 1.3GB (1350 MB) available disk space for installation; the installer also requires approximately 600 MB of space in the /tmp directory during installation

Minimum 512MB physical memory; 1 GB recommended

CD-ROM drive
HP-UX HP-UX Operating Environment 11v1 with Quality Pack of June 2005 plus required HP-UX patches for Java™

Supported databases:

DB2 Universal Database Enterprise Server 8.x, Cloudscape 5.1, WebSphere Information Integrator Advanced 8.1, IBM Informix Dynamic Server 9.4, Oracle Enterprise Edition 9i, Oracle Enterprise Edition 10g, Microsoft SQL Server Enterprise 2000
PA-RISC processor at 440MHz or faster

Minimum 512MB physical memory; 1GB recommended

Minimum 1.5GB (1,550MB) free disk space for installation (includes SDK); the installer also requires approximately 600MB of space in the /tmp directory during installation

CD-ROM drive
Linux Linux on iSeries and Linux on pSeries®:

Red Hat Enterprise Linux AS 3.0 with Update 6, SuSE Linux Enterprise Server (SLES) 9.0 with SP2

Supported databases:

DB2 Universal Database Enterprise Server 8.x, Cloudscape 5.1, IBM Informix Dynamic Server 9.4, Oracle Enterprise Edition 9i, Oracle Enterprise Edition 10g, Microsoft SQL Server Enterprise 2000
For Linux on IBM eServer iSeries

IBM iSeries models that support logical partitioning (LPAR) - 64-bit kernel support only - with a minimum of 450 client performance workload (CPW) in Linux partition

Minimum 16GB free disk space for the OS/400 partition, minimum 2.5GB for the Linux partition.

Minimum 1.3GB (1,350MB) available disk space for installation; the installer also requires approximately 600MB of space in the /tmp directory during installation.

Minimum 512MB physical memory; 1GB recommended for the OS/400 partition, minimum 512MB physical memory (1GB recommended).

CD-ROM drive

For Linux on pSeries

IBM pSeries®/OpenPower/JS20

Minimum 1.3GB (1,350MB) available disk space for installation. The installer also requires approximately 600MB of space in the /tmp directory during installation.

Minimum 512MB physical memory; 1GB recommended

CD-ROM drive
Linux on Intel Red Hat Enterprise Linux AS 3.0 with Update 6, Red Hat Enterprise Linux ES 3.0 with Update 6, Red Hat Enterprise Linux WS 3.0 with Update 6. Note: Red Hat Linux WS is supported for WebSphere Enterpriser Service Bus, version 6.0.1, only for application design, development, and testing. It is not supported for production.

SuSE Linux Enterprise Server (SLES) 9.0 with SP2

Red Flag Advanced Server 4.1 with FP Level 1

Supported databases:

DB2 Universal Database Enterprise Server 8.x, Cloudscape 5.1, WebSphere Information Integrator Advanced 8.1, IBM Informix Dynamic Server 9.4, Oracle Enterprise Edition 9i, Oracle Enterprise Edition 10g, Microsoft SQL Server Enterprise 2000
Intel® Pentium (or equivalent) processor at 1GHz or faster (32-bit kernel support only)

Minimum 1GB physical memory

Minimum 1.3GB (1,350MB) available disk space for installation; the installer also requires approximately 600MB of space in the /tmp directory during installation

CD-ROM drive
Linux on zSeries Red Hat Enterprise Linux AS v4, SuSE Linux Enterprise Server (SLES) 9.0 with SP1

Supported databases:

DB2 Universal Database Enterprise Server 8.x, Cloudscape 5.1, IBM Informix Dynamic Server 9.4, Oracle Enterprise Edition 9i, Oracle Enterprise Edition 10g, Microsoft SQL Server Enterprise 2000
G5, G6 MP3000 processor (32-bit kernel support only), or zSeries® processor (32-bit kernel support or 64-bit kernel support)

Minimum 1.3GB (1,350MB) free disk space for installation; the installer also requires approximately 600MB of space in the /tmp directory during installation

Minimum 512MB physical memory; GB recommended

CD-ROM drive
Solaris Sun Solaris 9 with Patch Cluster of September 2005

Supported databases:

DB2 Universal Database Enterprise Server 8.x, Cloudscape 5.1, WebSphere Information Integrator Advanced 8.1, IBM Informix Dynamic Server 9.4, Oracle Enterprise Edition 9i, Oracle Enterprise Edition 10g, Microsoft SQL Server Enterprise 2000
Solaris SPARC workstation at 440MHz or faster

Minimum 512MB physical memory; 1GB recommended

Minimum 1.3GB (1,350MB) free disk space for installation; the installer also requires approximately 600MB of space in the /tmp directory during installation

CD-ROM drive
Windows 2000, Windows 2003, Windows XP Professional Microsoft Windows® 2000 Advanced Server, Windows 2000 Professional, Windows 2003 Server Standard and Enterprise, Microsoft Windows XP Professional

Windows 2000 Professional and Windows XP are supported for application design, development, and testing only; no support is provided for production use

Supported databases:

DB2 Universal Database Enterprise Server 8.x, Cloudscape 5.1, IBM Informix Dynamic Server 9.4, Oracle Enterprise Edition 9i, Oracle Enterprise Edition 10g, Microsoft SQL Server Enterprise 2000
Intel Pentium (or equivalent) processor at 1GHz or faster (32-bit operating system support only)

Minimum 1.3GB (1,350MB) available disk space for installation; installer also requires approximately 600MB of temporary space during installation

Minimum 1GB physical memory

CD-ROM drive
z/OS z/OS® or System z:

IBM z/OS V1.4 or greater

Supported databases:

IBM DB2 for z/OS V7 and V8, Cloudscape 5.1
z/OS or System z:

Any IBM OS/390, System z, or zSeries 900 processor capable of running the required level of a compatible operating system with enough storage to meet the combined requirements of the programming prerequisites

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