Eye on Blades Blog: Trends in Infrastructure : blade hacks

Tips to Reduce Processor Latency

Daniel Bowers — Mon, 14 Sep 2009 14:30:00 GMT

For some of financial and data-acquisition applications, it's more important to finish one calculation super-fast than a bunch of calculations slightly slower. There's a group of HPC apps with a similar requirement: two identical instructions...(read more)

Question: What does “receive path validation” do and what could be the reason for the failure?

Kleinch — Thu, 26 Mar 2009 20:20:00 GMT

This one of the methods used to provide fail over for network traffic. From our BladeSystem support staff "This is just a “redundancy mechanism” that is part of the HP Teaming driver. Not trying to over simply things but here it goes. NIC A and NIC...(read more)

How to order three-phase power module stand-alone for c7000!

Kleinch — Tue, 24 Mar 2009 17:52:00 GMT

Seems that we get a lot of questions on how to convert single phase power modules to 3-phase modules. Our technical staff tries to sum up the process. The problem: "I have a partner who ordered a few enclosures with single-phase power per customer's...(read more)

Blade Hacks: NIC teaming recommendations with Virtual Connect

newtonja — Wed, 04 Feb 2009 23:43:00 GMT

A simple question came across the virtual watercooler yesterday and the experts weighed in with some great advice. Question: What are the recommended NIC teaming options when using Virtual Connect? Any conditions where one setting would be preferable over another? ...(read more)

Blade Hacks: How to Check Fibre Channel (FC) Error From a Blade Server

newtonja — Mon, 15 Dec 2008 16:52:00 GMT

Today's handy blade hack comes from one of our customers' blogs, azana-afyza.com . His steps were: Step 1: remote login , using ILO Step 2: restart server , press ‘Ctrl Q’ Step 3: check the following … From here you can predict whether the FC...(read more)

Blade Hacks: Capture all your configuration settings at once

newtonja — Mon, 08 Dec 2008 16:18:00 GMT

Learn how to capture all of a c7000 enclosure and server blade configuration settings. Get things like firmware revisions, switch settings, similar to what the hpux script “sysinfo” would collect. ...(read more)

Blade Hack: All power on and off

newtonja — Fri, 17 Oct 2008 16:26:00 GMT

I saw this question come across my desk last night and thought it might be a helpful tip to some you out there. Not only did I think it was useful, it's really cool that we can do it and even script delays to turn on different servers to balance the...(read more)

Blade Hacks: CLI Tips and Tricks

newtonja — Wed, 13 Aug 2008 04:41:00 GMT

We're starting a new series on the blade blog called 'Blade Hacks'. For our first post, I wanted to focus on the command line interface of the Onboard Administrator. A lot of people love its simplicity of the GUI, but our real power users love the amount of control it puts at their fingertips via the CLI. Now you can get the secrets of the experts. ...(read more)