RE: One of my tables seems to repeatedly hang for 30-180 seconds

2004-12-14 Thread Hjalmar Gislason
Well as usual this turned out to be fairly simple - once the reason was found. Staring at the process list until this occured again revealed the following situation: 1. An RSS subscription to an infrequently used list results in a very heavy query (worst case almost 200 seconds), that has to do a

Re: One of my tables seems to repeatedly hang for 30-180 seconds

2004-12-14 Thread Ian Sales
Hjalmar Gislason wrote: Now, from time to time (even several times per hour) one of my tables seems to "hang" for 30 - 180 seconds, and as this is a key table in the application it basically brings everything to a halt. The interesting thing is that I can not see a pattern in the web server logs of

Re: One of my tables seems to repeatedly hang for 30-180 seconds

2004-12-13 Thread Victor Pendleton
What does the show processlist look like? Have you ran top/vmstat/iostat when the `hanging` occurs? Hjalmar Gislason wrote: Hi there, I've been having some trouble with an application that I'm running (www.spurl.net). I have a database that consists of about 20 tables. The largest tables are a litt