Re: MySQL performance questions

2002-09-05 Thread Benjamin Pflugmann
Hi again. :-) On Thu 2002-09-05 at 14:18:10 -0500, [EMAIL PROTECTED] wrote: [...] > 3) I'm somewhat at a loss for this one and perhaps the answer is more > obvious than not. I have 257 total tables from my main DB and mysql. I > figured this by a "ls -al var/ | grep -c MYD". How can I possibly

RE: MySQL performance questions

2002-09-05 Thread Jeremy Tinley
First of all, I forgive the rather lengthy post. Thanks for the repl(y|ies) Benjamin. Decreasing the key_buffer should be my first step. Back to the questions: 3) I'm somewhat at a loss for this one and perhaps the answer is more obvious than not. I have 257 total tables from my main DB and

Re: MySQL performance questions

2002-09-05 Thread Michael T. Babcock
Benjamin Pflugmann wrote: >OTOH, if this is a MySQL-only machine, 3GB are plenty and 100MB more >or less used do not really matter (regarding free memory), so I would >simply set it to use about 400MB are forget about it. > > Remember to actually benchmark your differences too if possible (with

Re: MySQL performance questions

2002-09-05 Thread Benjamin Pflugmann
Hi. On Thu 2002-09-05 at 09:09:07 -0500, [EMAIL PROTECTED] wrote: > For clarity sake, assume the following: > > Red Hat Linux 7.1 > 2.4.8 kernel > MySQL 3.23.42 > MyISAM databases > 3GB RAM > P3/700 x 4 > 15GB database spanned across ~200 tables > > Key_reads / Key_read_request = 0.00059875