Re: Performance problems on MySQL

2010-09-06 Thread Alexandre Vieira
Hi, We're chaning it to INT(9). Apparently someone remembered to change the type of data in this field from an alphanumeric value to an INT(9). I'm going to change this asap. Thanks BR AJ On Mon, Sep 6, 2010 at 5:17 AM, mos mo...@fastmail.fm wrote: At 04:44 AM 9/3/2010, Alexandre Vieira

Re: Performance problems on MySQL

2010-09-06 Thread Alexandre Vieira
, 18.49 updates/s, 0.00 deletes/s, 41.47 reads/s If nothing else can be done I'll advise the client to acquire new HW for this BD. By the way, upgrading from 5.0.45-log to 5.1.50 would make a huge difference in terms of performance? BR AJ On Mon, Sep 6, 2010 at 10:46 AM, Alexandre Vieira nul

Re: Performance problems on MySQL

2010-09-03 Thread Alexandre Vieira
sec) Thanks BR AJ On Thu, Sep 2, 2010 at 8:52 PM, Johnny Withers joh...@pixelated.net wrote: What about an explain of this query: SELECT * FROM clientinfo WHERE userid='182106617'; -JW On Thu, Sep 2, 2010 at 9:35 AM, Alexandre Vieira nul...@gmail.com wrote: John, Johnny, Thanks

Re: Performance problems on MySQL

2010-09-03 Thread Alexandre Vieira
: http://peter-zaitsev.livejournal.com/9138.html Thanks in advance. BR AJ On Fri, Sep 3, 2010 at 2:31 PM, Johnny Withers joh...@pixelated.net wrote: Ok, so I'm stumped? What kind of hardware is behind this thing? -JW On Fri, Sep 3, 2010 at 4:44 AM, Alexandre Vieira nul...@gmail.com wrote

Re: Performance problems on MySQL

2010-09-03 Thread Alexandre Vieira
wrote: What does SHOW TABLE STATUS LIKE 'table_name' Say about this table? -JW On Fri, Sep 3, 2010 at 8:59 AM, Alexandre Vieira nul...@gmail.com wrote: Hi, I've done some tests with INT(8) vs the VARCHAR(23) on the userid PK and it makes a little difference but not enough

Re: Performance problems on MySQL

2010-09-03 Thread Alexandre Vieira
601.919.2275 x112 [image: eCash Software Systems] On Fri, Sep 3, 2010 at 9:20 AM, Alexandre Vieira nul...@gmail.com wrote: Hi, mysql SHOW TABLE STATUS LIKE 'clientinfo

Re: Performance problems on MySQL

2010-09-03 Thread Alexandre Vieira
not an iostat expert, use my research and recommendations with caution =) -- *Johnny Withers* jwith...@ecashsoftware.com 601.919.2275 x112 [image: eCash Software Systems] On Fri, Sep 3, 2010 at 10:37 AM, Alexandre Vieira nul...@gmail.comwrote: Hi, The DB

Performance problems on MySQL

2010-09-02 Thread Alexandre Vieira
Hi list, I'm having some performance problems on my 5.0.45-log DB running on Solaris 8 (V240). We only have one table and two apps selecting, updating, inserting and deleting massively and randomly from this table. The table is very simple. All SELECTs,INSERTs,UPDATEs and DELETEs have only one

Performance problems on MySQL

2010-09-02 Thread Alexandre Vieira
John, Johnny, Thanks for the prompt answer. mysql SHOW CREATE TABLE clientinfo;

Re: Performance problems on MySQL

2010-09-02 Thread Alexandre Vieira
4:46 p, Alexandre Vieira wrote: John, Johnny, Thanks for the prompt answer. ... We also run some other applications in the server, but nothing that consumes all the CPU/Memory. The machine has almost 1GB of free memory and 50% of idle CPU time at any time. TIA BR Alex Increase

Re: Performance problems on MySQL

2010-09-02 Thread Alexandre Vieira
for your delete queries? DELETE FROM clientinfo WHERE units='155618918'; -Original Message- From: Alexandre Vieira [mailto:nul...@gmail.com] Sent: Thursday, September 02, 2010 8:46 AM To: John Daisley; joh...@pixelated.net Cc: mysql@lists.mysql.com Subject: Performance problems on MySQL