Compaq ProLiant 1000 PCI Bus Numbering in a Microsoft Windows NT Environment - Page 13

Hardware, Software, and Configuration Tools, Compaq Servers and Option Hardware, Compaq Servers

Page 13 highlights

PCI Bus Numbering in a Microsoft Windows NT Environment 13 Add two more drives to the system and the order of detection changes: Order of detection (After Change) Drive Letter and Label Disk 0 C: NT OS Active System Partition Disk 1 Disk 2 Unknown (not formatted) E: ENG files New New Disk 3 D: ACCT files Disk order changed Windows NT orders disk volumes in the order of discovery at boot time. Adding more drives to an already configured system can change the order of detection. Descriptively labeling the disk volumes using the Disk Administrator can eliminate frustration and prevent unnecessary confusion identifying the contents of a disk volume. Labeling the volume ensures that you can easily identify its content. Hardware, Software, and Configuration Tools This section identifies the Compaq servers and option hardware used to create test scenarios in the Compaq Windows NT Integration Lab. All tests ran under the Windows NT 4.0 operating system. In addition to the operating system, several Compaq utilities and Windows NT administration tools were used to aid in the testing process. Testing included slot identification, bus number assignments, disk number assignments, and resetting the configuration after a system modification. Compaq Servers and Option Hardware This section provides a brief description of the servers and option hardware used to test PCI bus numbering and slot configurations for this document. Compaq Servers This white paper details the PCI bus numbering scheme of five Compaq ProLiant server models. Note: The features discussed in this section should not be considered a complete description for any of the server or option hardware. Refer to the specification for each product to learn more about the complete feature set. This information is available on the Compaq website at http://www.compaq.com/products/servers. The ProLiant ML350 contains the dual-peer PCI bus architecture. Two other servers, the ProLiant DL380 and the ProLiant 530, have a highly parallel architecture, whereas, the ProLiant 8000 has a triple-peer PCI bus architecture as documented in Configuration B. The ProLiant ML530 results are described in Configuration A, and the ProLiant ML350 server's PCI bus numbering results are detailed in Configuration C. The "PCI Bus Number Order of Detection Matrix" provided in this document lists the PCI BIOS discovery process for all servers mentioned up to this point. 13UK-1200A-WWEN

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PCI Bus Numbering in a Microsoft Windows NT Environment
13
13UK-1200A-WWEN
Add two more drives to the system and the order of detection changes:
Order of detection (After Change)
Drive Letter and
Label
Disk 0
C: NT OS
Active
System
Partition
Disk 1
Unknown (not
formatted)
New
Disk 2
E: ENG files
New
Disk 3
D: ACCT files
Disk order
changed
Windows NT orders disk volumes in the order of discovery at boot time. Adding more drives to
an already configured system can change the order of detection. Descriptively labeling the disk
volumes using the Disk Administrator can eliminate frustration and prevent unnecessary
confusion identifying the contents of a disk volume. Labeling the volume ensures that you can
easily identify its content.
Hardware, Software, and Configuration
Tools
This section identifies the Compaq servers and option hardware used to create test scenarios in
the Compaq Windows NT Integration Lab. All tests ran under the Windows NT 4.0 operating
system. In addition to the operating system, several Compaq utilities and Windows NT
administration tools were used to aid in the testing process. Testing included slot identification,
bus number assignments, disk number assignments, and resetting the configuration after a system
modification.
Compaq Servers and Option Hardware
This section provides a brief description of the servers and option hardware used to test PCI bus
numbering and slot configurations for this document.
Compaq Servers
This white paper details the PCI bus numbering scheme of five Compaq ProLiant server models.
Note:
The features discussed in this section should not be considered a complete description for
any of the server or option hardware. Refer to the specification for each product to learn more
about the complete feature set. This information is available on the Compaq website at
.
The ProLiant ML350 contains the dual-peer PCI bus architecture. Two other servers, the ProLiant
DL380 and the ProLiant 530, have a highly parallel architecture, whereas, the ProLiant 8000 has
a triple-peer PCI bus architecture as documented in Configuration B.
The ProLiant ML530 results are described in Configuration A, and the ProLiant ML350 server’s
PCI bus numbering results are detailed in Configuration C.
The “PCI Bus Number Order of Detection Matrix” provided in this document lists the PCI BIOS
discovery process for all servers mentioned up to this point.