Archive for August 13th, 2008

Theme update

Wednesday, August 13th, 2008

updated theme of this blog so it now displays the whole post on the index page. That's easier for me than just showing a cut of RSS version of the posts. More and more I'm growing in the whole Wordpress thing. Great.

MySQL performance tuning

Wednesday, August 13th, 2008

Some mySQL performance and tuning tips from linux format (LXF89). >> max_connections: number should be the same as Apache child processes >> query_cache_size: amount of RAM used to store results of queries >> table_cache: check open tables; they should all fit in cache >> key_buffer_size: try to put all your keys in this buffer (I ...

Preparing performance test

Wednesday, August 13th, 2008

While preparing for a performance test at a high school, I found that after a certain amount of requests to the webserver, there was a timeout of 3 seconds for the following requests. Very strange. That could mean that there's a smart firewall delaying requests after a receiving too many ...

Debian Java

Wednesday, August 13th, 2008

some problems starting jakarta jMeter. Got error message. Seemed that proper java-jre was not set. Repaired with: udpate-alternatives --config java and select java 1.5