Re: CPU intensive query

2002-02-26 Thread Shakeel Sorathia
Not sure if this helps, but we've had a situation like this, and the cause was the network. We found that a query from the mysql client on the machine was really fast, but from anywhere else it was slow. We finally traced the problem down to a duplex conflict between the machine and the swit

RE: CPU intensive query

2002-02-25 Thread Tauren Mills
Thanks for the assistance! > Seems hard to answer without asking more questions, but some > basic questions first: > > Is complex_id indexed in both tables? (SHOW INDEX FROM aptreviews) Yes, they are: mysql> SHOW INDEX FROM aptreviews; +++--+--+--

Re: CPU intensive query

2002-02-25 Thread Michael Bacarella
Seems hard to answer without asking more questions, but some basic questions first: Is complex_id indexed in both tables? (SHOW INDEX FROM aptreviews) Have you tried EXPLAIN'ing the query to see if maybe the index isn't being used? Questions: That the queries are stuck on 'Send

CPU intensive query

2002-02-25 Thread Tauren Mills
I am hosting websites that use the mysql database. One of my customers has a query that they run occasionally that really bogs down the entire server. The load sometimes jumps up into the double digits (on a Red Hat 6.2 server). Here is their query: select count(*) from aptreviews, aptcomplexes