Dismal performance on a 16G memory/8 core server - my.cnf settings?

2008-04-24 Thread JW
Hello, We recently purchased a Dell PowerEdge 6650 thinking it would be a real fast server. Specs are: OS: Linux Debian 4.0/Etch RAID 5 on 4x U320 15k rpm drives (uses a perc-raid 3/DC hardware raid controller) 16GB of RAM 4 3.0 Ghz Xeon processors - I think they're dual core, in /proc/cpuinfo

Re: Dismal performance on a 16G memory/8 core server - my.cnf settings?

2008-04-24 Thread Baron Schwartz
Hi, On Wed, Apr 23, 2008 at 11:07 PM, JW [EMAIL PROTECTED] wrote: Hello, We recently purchased a Dell PowerEdge 6650 thinking it would be a real fast server. Specs are: OS: Linux Debian 4.0/Etch RAID 5 on 4x U320 15k rpm drives (uses a perc-raid 3/DC hardware raid controller)

Re: Dismal performance on a 16G memory/8 core server - my.cnf settings?

2008-04-24 Thread Jeremy Cole
Hi, Someone suggested I try the -amd64 kernels which provide 64 bit but when I try to boot it I get various errors about this CPU does not support long (something) please use a 32-bit OS - the 64 bit install CD says the same message. So I assume these are not 64 bit CPUs. They almost

Re: Dismal performance on a 16G memory/8 core server - my.cnf settings?

2008-04-24 Thread Baron Schwartz
Hi, On Thu, Apr 24, 2008 at 12:20 PM, Jeremy Cole [EMAIL PROTECTED] wrote: Hi, Someone suggested I try the -amd64 kernels which provide 64 bit but when I try to boot it I get various errors about this CPU does not support long (something) please use a 32-bit OS - the 64 bit

Re: Dismal performance on a 16G memory/8 core server - my.cnf settings?

2008-04-24 Thread Paul Choi
I think what we need to know is more stuff about the database itself. How big is it? I assume if you were able to serve it from a Mac Mini it can't be all that big. 16GB should be big enough to contain all the data and serve it up quickly. And while 4-disk RAID 5 isn't all that great, it's

Re: Dismal performance on a 16G memory/8 core server - my.cnf settings?

2008-04-24 Thread Joshua D. Drake
JW wrote: Hello, We recently purchased a Dell PowerEdge 6650 thinking it would be a real fast server. Specs are: OS: Linux Debian 4.0/Etch RAID 5 on 4x U320 15k rpm drives (uses a perc-raid 3/DC hardware raid controller) 16GB of RAM 4 3.0 Ghz Xeon processors - I think they're dual core, in