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For some years I have had my Internet gateway/firewall system in a cupboard in my bedroom. While I don’t mind some computer noise (I’ve slept near a server for most of the last 22 years) it’s good to have it as quiet as possible so getting rid of the hard drive is desirable. I considered […] Late last year I wrote about the way that modern laptops suck [1]. One of the problems that inspired that post was the excessive heat generated by my Thinkpad T61. There is a partial solution to this, Fool Control explains how the kernel option pcie_aspm=force can be used on kernels from 2.6.38 onwards to solve […] I’ve just discovered that the magic database for the file(1) command in Debian/Unstable has no support for Linux Software RAID and that it’s support for BTRFS is lacking (no reporting of space used, number of devices, or the UUID). Below is my first draft of a change to fix these problems. I would appreciate it […] One thing that happens periodically is that I start a process from an interactive shell, discover that it takes longer than expected, and then want to know how long it took. Basically it’s a retrospective need to have run “time whatever” that I discover after the process has been running for long enough that I […] Tom Wujec gave an interesting TED talk about training people in team-work and engineering through building the tallest possible structures from 20 pieces of spaghetti, 1 yard of string, and 1 yard of sticky-tape with a time limit of 18 minutes [1]. The project is completed by groups of four people – which is probably […] I want to use the Ext4 filesystem on Xen DomUs. The reason for this is that the problem of fsck times on ext4 (as described in my previous post about Ext4 [1]) is compounded if you have multiple DomUs running fsck at the same time. One issue that makes this difficult is the fact that […] |
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