[ic] Should I buy another CPU?

Bill Carr interchange-users@interchange.redhat.com
Thu Mar 21 09:39:00 2002


On Thu, 2002-03-21 at 08:59, Ryan Hertz wrote:
> At 06:38 AM 3/21/02 -0500, Bill Carr wrote:
> >On Wed, 2002-03-20 at 16:07, Mike Heins wrote:
> > > Quoting Orko (orko@eacceleration.com):
> > > > <SNIP>
> > > >
> > > > Whether new hardware would have aleviated the symptoms or not I would
> > > > rather have this patch in and not have to worry about sometime in the
> > > > future when the server is loaded more.  I'm running a PIII 800, 1G RAM
> > > > and SCSI RAID - sure, I could throw some more RAM at it or upgrade the
> > > > processor, but then I would feel like a M$ user... ;-)
> > >
> > > By the way, I see problems like this all the time when I have session
> > > and temp space on RAID. The write speed for hardware RAID often is bad,
> > > no matter the claims of the manufacturer.
> > >
> > > Using software RAID for temp and session space is slow suicide.
> >My session and temp space is on a NFS mounted RAID5. Mylex DAC1164P PCI
> >RAID Controller. 3 Seagate Cheetah 18XL, 10000rpm, ST318404LC drives.
> >Should I buy another disk to put on the SCSI or IDE bus for session and
> >temp space? If yes, what are the hardware recommendations?
> I'm not very hardware-savvy (no actually, I'm not very smart at all) but 
> correct me if I'm wrong: you're saying that your temp/session drives are a 
> shared array?  So regardless of how fast the drives are, you're only as 
> fast as your LAN?  What type of NICs are you using? 10 base?  100 
> base?  Does your IC box have only 1 NIC?
Here's the picture

          Internet
             |
          -------
          | LVS |
          -------
             |
            DMZ
             |
      --------------
      |            |
 -----------  -----------  --------------
 | IC/WWW1 |  | IC/WWW2 |  | MySQL/NFSD |
 -----------  -----------  --------------
      |            |              |
      ---WWW Backbone--------------

All NICs are eepro 100 82557. Partitioned SuperStack II 3300 switch.

-- 
Bill Carr
Worldwide Impact
bill@worldwideimpact.com
413-253-6700