RE: database server upgrade

2001-07-23 Thread Basil Hussain
Hi, > Quick question about the SHOW TABLE STATUS command and the > Data_free info in > particular. > > You say: "If it is high, then it's time to run OPTIMIZE TABLE..." > > What is considered high? As I'm looking at my output, I see that > most of my > tables show a value of 0, however, some have

Re: database server upgrade

2001-07-20 Thread Jeremy Zawodny
On Fri, Jul 20, 2001 at 06:20:00AM -0700, Mike Wexler wrote: > > I already increased table_cache from 128 to 2048. Which helped. And > last night I increase key_buffer from 16MB to 64MB. Maybe it should > be even larger? Oh, you can easily make it quite a bit higher. On my 1GB systems, I have i

Re: database server upgrade

2001-07-20 Thread Jason Burfield
Quick question about the SHOW TABLE STATUS command and the Data_free info in particular. You say: "If it is high, then it's time to run OPTIMIZE TABLE..." What is considered high? As I'm looking at my output, I see that most of my tables show a value of 0, however, some have a value around 300 a

RE: database server upgrade

2001-07-20 Thread Basil Hussain
Hi, > Strange. My understanding was that RAID 5 was good for read bandwidth > but that keeping the parity disk uptodate slowed it down for write > bandwidth. Well, what you say is almost true to a certain extent. Firstly, with RAID 5 parity is striped across the disks too, so there is no bottlen

RE: database server upgrade

2001-07-20 Thread Basil Hussain
Hi, > Thank you very much for the detailed analysis! One question: > where did he get all this data from? You can show all of MySQL's status and configuration parameters by issuing these statements: SHOW STATUS; SHOW VARIABLES; Also, the following can come in handy if you want to see info abo

Re: database server upgrade

2001-07-20 Thread Mike Wexler
> > > Yes, you should definitely look at option #9 first. Here's a few pointers to > some things that immediately spring off the screen at me: > > | Open_tables | 1296 | > | Open_files | 2180712| > | Open_streams | 0 | > | Opened_tables

Re: database server upgrade

2001-07-20 Thread Mike Wexler
Basil Hussain wrote: > > Hi, > > > > We currently have a dedicate server for MySQL. The server is a dual > > > pentium III (1Ghz) with 2GB of RAM in it. It also has 2 18GB 10,000 > > > RPM drives in it arranged in a Raid 1 configuration (mirror). > > > Sometime in the next 3-6 months we will b

Re: database server upgrade

2001-07-20 Thread Mike Wexler
Jeremy Zawodny wrote: > > On Thu, Jul 19, 2001 at 04:21:05PM -0700, Mike Wexler wrote: > > > > We currently have a dedicate server for MySQL. The server is a dual > > pentium III (1Ghz) with 2GB of RAM in it. It also has 2 18GB 10,000 > > RPM drives in it arranged in a Raid 1 configuration (mir

RE: database server upgrade

2001-07-20 Thread Basil Hussain
Hi, > > We currently have a dedicate server for MySQL. The server is a dual > > pentium III (1Ghz) with 2GB of RAM in it. It also has 2 18GB 10,000 > > RPM drives in it arranged in a Raid 1 configuration (mirror). > > Sometime in the next 3-6 months we will be maxing out its > > capacity. (We wer

Re: database server upgrade

2001-07-20 Thread Jeremy Zawodny
On Thu, Jul 19, 2001 at 04:21:05PM -0700, Mike Wexler wrote: > > We currently have a dedicate server for MySQL. The server is a dual > pentium III (1Ghz) with 2GB of RAM in it. It also has 2 18GB 10,000 > RPM drives in it arranged in a Raid 1 configuration (mirror). > Sometime in the next 3-6 mont

Re: database server upgrade

2001-07-19 Thread Mike Wexler
. I'm looking for specific hardware recommendations. The rackmounted stock PCs from Penguin, Compaq, etc are getting pretty close to their limits. My question, is what is the next step hardware wise, without going to $100,000+ machines. > > ----- Original Message - > From: "

Re: database server upgrade

2001-07-19 Thread Steve Brazill
her for data (allowing for almost simultaneous reads/writes from the indexes and data portions, especially for concurrent queries). Hope this helps... - Original Message - From: "Mike Wexler" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, July 19, 2001

database server upgrade

2001-07-19 Thread Mike Wexler
We currently have a dedicate server for MySQL. The server is a dual pentium III (1Ghz) with 2GB of RAM in it. It also has 2 18GB 10,000 RPM drives in it arranged in a Raid 1 configuration (mirror). Sometime in the next 3-6 months we will be maxing out its capacity. (We were maxed out a few days a