Re: Table Locking Problem? Very Slow MyISAM DB - PLS HELP!

2004-12-02 Thread Victor Pendleton
When the server begins to slow down, what does top reveal? Andrew Nelson wrote: The reason I ask is because eight select statements should not bog down a production server. On the MySQL side, is anything being written to the slow query log? On the application side is there any virus scanning

RE: Table Locking Problem? Very Slow MyISAM DB - PLS HELP!

2004-12-02 Thread Donny Simonton
] Sent: Wednesday, December 01, 2004 11:22 PM To: [EMAIL PROTECTED]; [EMAIL PROTECTED] Subject: Re: Table Locking Problem? Very Slow MyISAM DB - PLS HELP! The reason I ask is because eight select statements should not bog down a production server. On the MySQL side, is anything being written

Re: Table Locking Problem? Very Slow MyISAM DB - PLS HELP!

2004-12-01 Thread Victor Pendleton
How did you deduce that the database server is the bottleneck? Are all your processes running on the same machine? Andrew Nelson wrote: Hi, I have a MySQL 3.23.55 server managing accounts on my exim mail server.. The table type on all tables MyISAM.. I have the MTA performing various queries

Table Locking Problem? Very Slow MyISAM DB - PLS HELP!

2004-12-01 Thread Andrew Nelson
Hi, I have a MySQL 3.23.55 server managing accounts on my exim mail server.. The table type on all tables MyISAM.. I have the MTA performing various queries for each incoming email - determining mail aliases, vacation messages and filtering rules etc but they're all pretty much SELECT

Re: Table Locking Problem? Very Slow MyISAM DB - PLS HELP!

2004-12-01 Thread Andrew Nelson
Hi Victor, How did you deduce that the database server is the bottleneck? Are all your processes running on the same machine? Because 'ps -aux' shows it running at 94% of the CPU and when I stop/start the mysql server, it seems to be ok again for another hour. Any ideas? Andrew Nelson wrote:

Re: Table Locking Problem? Very Slow MyISAM DB - PLS HELP!

2004-12-01 Thread Victor Pendleton
The reason I ask is because eight select statements should not bog down a production server. On the MySQL side, is anything being written to the slow query log? On the application side is there any virus scanning or similar activity being performed? Does iostat show any heavy reading or

Re: Table Locking Problem? Very Slow MyISAM DB - PLS HELP!

2004-12-01 Thread Andrew Nelson
The reason I ask is because eight select statements should not bog down a production server. On the MySQL side, is anything being written to the slow query log? On the application side is there any virus scanning or similar activity being performed? Does iostat show any heavy reading or