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Cutting Apache preforks seems to help small web servers

I’ve had a ton of downtime this week (this seems to be the busy time of year for my web server), but I think I traced the problem to a known issue. My server has a 1.5 GHz single-core CPU The post...

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A minor (but vital) Apache performance tweak

My problems seem to have become more rare since I started blocking spambots and tuned PHP and Apache but last night my server ran out of memory again and started timing out. It turns out I still had a...

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Four simple steps to optimize WordPress

A couple of years ago, I stood up a WordPress server. I made no effort to tune it, let alone turbocharge it, which is a decision I later came to regret. If your site gets more than a few hundred The...

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Tag your imported WordPress content with Simple Tags

Unlike many bloggers, I blogged for a decade before moving to WordPress. That meant I had a pile of old posts with no tags on them. One of the nice things about WordPress is that you can use the tags...

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DROP DATABASE wordpress;

This week, I doubled back down in earnest to get my webserver running on the hardware I bought a year ago. After  getting Apache, PHP and MySQL installed on the box and playing together nice, I...

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Making gradual improvements, starting with whatever bugs you the most

A long project can be paralyzing at times, making it hard to figure out where to start. A trick that I learned in model railroading is to just work on whatever small percentage of the project that...

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Use Apachebench to test your webserver optimizations

If your web server is slow and you want to fix it, it’s nice to be able to quantify what you got. Enter Apachebench, which is part of Apache and probably already on your server. The Apachebench caveat...

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A meeting secret weapon: the potato

One of the security podcasts I listen to–I’m not sure which one, but this sure sounds like Liquid Matrix–gave some advice the other week about meetings: Bring a raw potato. With any luck, you won’t...

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Security flaws in security tools are all too common

Fireeye runs a bunch of its processes as root, a practice that’s been a no-no since the late 1990s, and they’re more interested in litigation than they are in working with the guy who discovered it....

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Resources for learning SQL

Whether you’re a sysadmin, an analyst, or use a computer for something else professionally–even if you’re not a database administrator or developer–SQL is a useful skill to know. I’ve gotten by for 20...

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