sysadman
The Sysadmin-man blog
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A Rogue Antivirus called Internet Security 2010
by Izak Burger — on Jan 30, 2010 — - I don't use Windows. This is a religious conviction. As a rule I don't fix other people's Windows PC's either, because once you've done that anything that goes wrong is your fault. But every once in a while a really good friend asks you to help and you take pity on him.
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Varnish, Zope and Backend Checking
by Izak Burger — on Dec 03, 2009 - I sent this explanation about some trouble we had with varnish's backend probing to a client a while ago. The information is useful enough that it should be in a blog post.
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Choose your index carefully
by Izak Burger — on Dec 01, 2009 - When designing a relational database schema, just adding an index on every column that might be in involved in a where-clause might not be enough. It might be downright wrong.
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A decorator for doing things in a subprocess
by Izak Burger — on Jul 23, 2009 — - If you need to fork or drop privileges often, this will help.
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Migrating an entire linux-vserver virtual server to another machine
by Izak Burger — on Jun 23, 2009 — - I always forget the exact rsync command used for this purpose. Here it is for me and the rest of the world too.
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Import * considered harmful
by Izak Burger — on Apr 02, 2009 — - This is old news, but it needs to be said again.
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Using Zope schemas with a complex vocabulary and multi-select fields
by Izak Burger — on Mar 26, 2009 — - Using multi-select fields beyond the obvious simple examples is not well documented. This is my attempt to explain a way to do this.
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Logsplit
by Izak Burger — on Dec 19, 2008 — - A Log File Splitter
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SpreadMirror
by Izak Burger — on Dec 16, 2008 — - This is a simple tool I implemented to synchronise files between a cluster of machines.
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Local access to a VirtualBox Instance
by Izak Burger — on Dec 16, 2008 - How to ssh to a VirtualBox instance running on your local host
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An iptables fix for dictionary spam tactics
by Izak Burger — on Oct 06, 2008 — - Use ipt_recent to block dictionary spam attacks.
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Nanosleep for python 2.4
by Izak Burger — on Sep 18, 2008 — - This is a short story about how I came to implement nanosleep for python 2.4.
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That annoying Thunderbird notification window
by Izak Burger — on Jun 18, 2008 - How to disable the Thunderbird new mail notification window
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About resizing and recovering filesystems
by Izak Burger — on May 06, 2008 — - Murphy's law kicked in and we ended up with a file system that was 99% full, but with no files on it.






