Category Archives: Linux

Linux Filesystems LOC Update

Posted on April 23, 2012 by Eric Sandeen

I did a post last year about how lines of code for some of the primary Linux filesystems were evolving.  It seemed to spark people’s interest, so here’s an update through v3.4-rc4: (Click to see full size). I added regression … Continue reading →

Posted in Computers, Linux | 3 Comments

How to build an 18W, 4 terabyte, commodity x86 Linux server

Posted on July 4, 2011 by Eric Sandeen

Can you build a Linux server for web, email, printing, and 4 terabytes of media serving purposes from commodity x86 parts, and come in under 20W? Absolutely!

Posted in Conservation, Energy, Linux | 28 Comments

Linux Filesystems LOC

Posted on June 22, 2011 by Eric Sandeen

The XFS filesystem has taken a beating for being a big, complicated, foreign filesystem since it’s introduction, and there is no doubt that there is a fair bit of code in there.  But an interesting thing happened on the way … Continue reading →

Posted in Computers, Linux | 15 Comments

New look

Posted on April 13, 2011 by Eric Sandeen

I didn’t intentionally change the layout… EPEL sprung a WordPress 3.1 upgrade on me, and it seems the old theme is gone (in addition  to needing a database upgrade before anything would even display, bleah!)  So you’ll have to stare … Continue reading →

Posted in Computers, Linux, WTF | 4 Comments

AirPrinting to CUPS

Posted on January 27, 2011 by Eric Sandeen

Once a year or so I actually write something about computers…

Posted in Computers, Linux, Mac | 2 Comments

sandeen.net now thinks it’s a laptop

Posted on May 20, 2010 by Eric Sandeen

One of the legs of the main mirror of this box was starting to throw SMART errrors, and that makes me nervous, even when I can remap the sectors.  So when life gives you lemons, make lemonade!  I replaced the … Continue reading →

Posted in Computers, Conservation, Energy, Linux | Leave a comment

What’s up with the Intel Atom?

Posted on May 3, 2010 by Eric Sandeen

Update: I’ve since built a box with a mobile atom CPU which fares much better, as described in this post. So I was all fired up to lower the power consumption of sandeen.net, the humble server upon which you read … Continue reading →

Posted in Computers, Conservation, Energy, Linux | 27 Comments

Trim/discard at mkfs time

Posted on March 27, 2010 by Eric Sandeen

A little-hyped development in all the hype about “trim” for ssds: Recent versions of mkfs.ext2, mkfs.ext3, mkfs.ext4, and mkfs.xfs all now trim all blocks in the target device before laying down the format, so regardless of whether you have a … Continue reading →

Posted in Computers, Linux | 2 Comments

Open-source power monitoring

Posted on February 13, 2010 by Eric Sandeen

I’ve been interested in doing power monitoring on the house for a while, the TED 5000 unit seems neat and the Brultech ECM1240 monitor also seems pretty good.  Both are around $200, but both have drawbacks.  The TED only monitors … Continue reading →

Posted in Energy, Linux, Monitoring | 1 Comment

Grrr nonfree software

Posted on February 6, 2010 by Eric Sandeen

Really wanted to try out Hulu Desktop on my Mythbox, so I can get the Daily Show on the big screen in a convenient/legit fashion. Knew 64-bit flash was still dicey on linux (Helloooo Adobe?  1998 called, they want their … Continue reading →

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