Re: MySQL Performance Problem

2001-09-10 Thread Wesley Darlington
On Thu, Sep 06, 2001 at 05:26:53PM +0200, Henning Schroeder wrote: Find all the queries that interact with this table. EXPLAIN them. Time them. *all* of them? there are lots. Well, perhaps not initially but you may want to have EXPLAINed a majority of the queries that are issued against

Re: MySQL Performance Problem

2001-09-06 Thread Wesley Darlington
On Thu, Sep 06, 2001 at 12:02:07AM +0200, Henning Schroeder wrote: All the updates to the table are of the style described above (one to three colums changed, row indexed by primary key). Well, with SELECTs it´s a different story: many queries join in different ways to the table. FYI, it´s

Re: Table can't be named order

2001-09-06 Thread Wesley Darlington
On Thu, Sep 06, 2001 at 01:02:59PM +0200, Kristoffer Larsson wrote: I just tried to create a table called order, with this command: create table order ( orderID INTnot null, constraint P_Key_6 primary key (orderID) ); It didn't work, I

Re: MySQL Performance Problem

2001-09-05 Thread Wesley Darlington
On Wed, Sep 05, 2001 at 11:10:49PM +0200, Henning Schroeder wrote: Looking in the process table reveals (when the page is fast) lots of sleeping processes, sometimes (when the page is slow -- 30sec to load a web page) lots (20+) processes that are locked. Usually they are some SELECTs and

Re: locking question

2001-08-19 Thread Wesley Darlington
Hi, On Thu, Aug 16, 2001 at 02:04:25PM +0100, Ken Guest wrote: At the moment, what I am doing is: execute LOCK TABLES foo READ select info from foo //next lock implictly unlocks previous one //as it's done by the same thread/process //chances of conflicts

Re: Mysql in a 4-way / 2 GByte server / raid 5

2001-03-30 Thread Wesley Darlington
Hi All, On Tue, Mar 27, 2001 at 02:28:05PM +0100, Rafael Martinez wrote: I am thinking to install our DB server in a 4-way machine with Intel Xeon processors/1MB cache. I can see in the mysql documentation that mysql works OK in a 2-way machine but that in a 4-way system has to be tested.

Re: Table corruption with 3.22.32

2001-01-14 Thread Wesley Darlington
Howdy, On Tue, Jan 09, 2001 at 11:53:12AM +0800, [EMAIL PROTECTED] wrote: I've got a linux server running MySQL 3.22.32 on kernel version 2.4.0-test8. I'd be tentatively inclined to blame the problems on 2.4.0-test8. Do the problems still occur under (say) 2.2.18? The database server has a

Re: MySQL running but not responding...

2001-01-14 Thread Wesley Darlington
Hi David, On Tue, Jan 09, 2001 at 01:02:34PM +, David Lane wrote: I am having major problems with MySQL 3.22.32 running on a Linux-Mandrake 7.1 box with RAID 1 drives... Although mysqld is running (through safe_mysqld, initiated by /etc/rc.d/init.d/mysql.server start), any command line

Re: Memory req. after upgrade 22.26 - 23.30g w/ high load?

2001-01-14 Thread Wesley Darlington
Hi, On Wed, Jan 10, 2001 at 02:02:40PM -, Steven Clifford wrote: how much higher would you estimate the resource / memory consumption of 3.23.30 compared to 3.22.26 ? (both from the statically linked Linux i686 binary distribution) After using 3.22.26 for quite some time now, I feel