Category Archives: Technology

On IPv6…

Posted on October 17, 2011 by tpepper

IPv6 comes up as a conversation point now and again. I got asked my thoughts about it again today and decided to post something I’ve previously written which roughly summarizes what I think. There’s not exactly an alternative to IPv6 … Continue reading →

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Frontier twice as slow as Verizon?

Posted on January 28, 2011 by tpepper

A misleading title for sure, based simply on this data which Netflix has kindly shared with us. The raw data isn’t there so who knows whether Frontier’s FIOS customers are glommed in under Verizon or mixed in with Frontier’s other … Continue reading →

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iPhone VisualVoicemail fix

Posted on September 8, 2010 by tpepper

NOTE NOTE NOTE: do not do things you read about in the post below. You might loose data on your phone, you might brick your phone, etc. It came to my attention recently that I haven’t gotten voicemail on my … Continue reading →

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NCSA BlueWaters announces it will use Linux

Posted on March 23, 2010 by tpepper

Most of my time last year went into help make this happen, so I’m quite excited to see the results finally announced publicly. In particular I was looking at jitter and working with engineers at SARA. While linux already has … Continue reading →

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Hugepages on Linux…Yes You Can Actually Use Them

Posted on March 3, 2010 by tpepper

Memory on a computer is broken up into pages. Pages used to be one size (eg: 4096 bytes). For various reasons nowadays there are lots of page sizes. Depending on the hardware, in addition to a “base” page size you … Continue reading →

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Jeremy Allison on Sun’s death

Posted on March 3, 2010 by tpepper

I’ve poked at Sun repeatedly in past blog posts. While Jeremy Allison isn’t with Sun, he was once and understands why Sun did the things they did. Linux systems from Red Hat and others ate Sun up from the inside … Continue reading →

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Multicore and no cache coherency

Posted on February 22, 2010 by tpepper

The talk today in Portland State’s CS colloquium series featured Intel’s Tim Mattson talking parallel programming and Intel’s research chips. I’d followed the Intel press releases on their Terascale chip with a lot of interest. Turns out that was definitely … Continue reading →

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An example of how Verizon’s Portland FIOS sale could go bad

Posted on August 26, 2009 by tpepper

Three months ago I wrote about my worries regarding the sale of Verizon’s FIOS customers in the Portland area to Frontier Communications. Yesterday’s news brought a great example of what some smaller companies will do to get an opportunity to … Continue reading →

Posted in Economics, Technology | Tagged | 1 Comment

My little AJAX summer project…a CWOP plugin for WordPress

Posted on August 19, 2009 by tpepper

It’s still fairly lame in that it has no gui yet, but I’ve deemed my summer project for learning some AJAX to be ready for its first release! My weather station sends its data to the internet. Currently the data … Continue reading →

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My weather station finally is online

Posted on June 30, 2009 by tpepper

Last year for my birthday we got a Davis weather station. For Christmas I got the data logger accessory and bought an NSLU2 to run linux and manage the data. I then got busy with school and work and didn’t … Continue reading →

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