HP Auto Port Aggregation Performance and Scalability

• Cumulative STREAMS patch PHNE_33313 or a superseding patch. This enables the STREAMS
enhancements already in the TOUR 3.0 bundle for 11i v1. You can download this patch from the
HP Information Technology Resource Center (HP ITRC) Web site at:
http://www2.itrc.hp.com/service/patch/mainPage.do
• If you have the HP IP Filter product installed on your system, upgrade to the latest version. You
can download the latest version for free at:
http://software.hp.com
• IETHER driver patch PHNE_31153 or a superseding patch for the HP A7012A, PCI-X 2-port
1000Base-T Gigabit Ethernet adapter. You can download this patch from the HP Information
Technology Resource Center (HP ITRC) Web site at:
http://www2.itrc.hp.com/service/patch/mainPage.do
• Interrupt Migration enhancement release for HP-UX 11i v1. You can download this patch bundle
for free at:
http://software.hp.com
After you install this patch bundle, use the intctl command to change the default interrupt
configuration on the server. See intctl(1M) for more information.
Benchmark Components
This section describes the hardware and software used to achieve the performance data.
Server (System Under Test)
The test was conducted on an HP Integrity rx8620 server with sixteen 1.5 GHz Intel® Itanium® 2 processors
with 6 MB L3 unified cache, 32 GB (gigabytes) of memory with 2 internal I/O bays. The server ran HP-UX
11i v2 May 2005 Operating Environment Upgrade release (OEUR) and the performance and scalability
enhancements to the networking stack listed in “Configuration ” (page 9).
HP APA Software
The HP APA aggregates on the server were the default manual mode aggregates using the default MAC
address-based load balancing algorithm.
Benchmark Components 11