Re: latency Re: ide: Assuming 33MHz

2004-06-29 Thread Kirk Strauser
On Tuesday 29 June 2004 02:58 pm, Alvin Oga wrote: > for best latency performance: > i'm assuming that you have 15K rpm scsi disks or even 10K ide disks to > eliminate disk latency Yep. > and one ide disk per ide cable and .. and you're using fastest speed ddr > memory your mb supports Nope.

latency Re: ide: Assuming 33MHz

2004-06-29 Thread Alvin Oga
hi ya kirk On Tue, 29 Jun 2004, Kirk Strauser wrote: > On Monday 2004-06-28 09:11 pm, Alvin Oga wrote: > > > if your cpu is running at say less than 75% load, your system is NOT being > > used to the fullest extent for the $$$ you paid :-) > > Exception: we spec our webservers for *latency*,

Re: ide: Assuming 33MHz

2004-06-29 Thread Kirk Strauser
On Tuesday 2004-06-29 09:32 am, John Summerfield wrote: > Did you not observe the smiley? Sure, but I've heard people make that argument in all seriousness, and the smiley doesn't necessarily mean that Alvin disagreed with what he was saying. -- Kirk Strauser -- To UNSUBSCRIBE, email to [EM

Re: ide: Assuming 33MHz

2004-06-29 Thread John Summerfield
Kirk Strauser wrote: On Monday 2004-06-28 09:11 pm, Alvin Oga wrote: if your cpu is running at say less than 75% load, your system is NOT being used to the fullest extent for the $$$ you paid :-) Exception: we spec our webservers for *latency*, not *throughput*. Even if we only get 20 hi

Re: ide: Assuming 33MHz

2004-06-29 Thread Kirk Strauser
On Monday 2004-06-28 09:11 pm, Alvin Oga wrote: > if your cpu is running at say less than 75% load, your system is NOT being > used to the fullest extent for the $$$ you paid :-) Exception: we spec our webservers for *latency*, not *throughput*. Even if we only get 20 hits per day, I want them

Re: ide: Assuming 33MHz

2004-06-29 Thread David Cannings
On Tuesday 29 June 2004 06:57, David Baron wrote: > On Tuesday 29 June 2004 03:09, > [EMAIL PROTECTED]> wrote: > > How can one tell if one is taking full advantage of the hardware? > The IDE BUS normally runs as 33mhz. A 100mhz system bus it cut by 3, an > oldie 66mhz system bus is cut by 2. That i

RE: ide: Assuming 33MHz

2004-06-29 Thread David Baron
On Tuesday 29 June 2004 03:09, [EMAIL PROTECTED] wrote: > Upon boot, one sees > "ide: Assuming 33MHz system bus speed for PIO modes; override with > idebus=xx". But upon reading e.g., > http://storagereview.com/guide2000/ref/hdd/if/ide/modesUDMA.html > one feels their

Re: ide: Assuming 33MHz

2004-06-28 Thread Alvin Oga
> Dan Jacobson wrote: > > >How can one tell if one is taking full advantage of the hardware? hdparm -iv /dev/hda -- you should be doing about 30MB/sec - 50MB/sec for non-cache mode top -i if your cpu is running at say less than 75% load, your system is NOT being used to the f

Re: ide: Assuming 33MHz

2004-06-28 Thread John Summerfield
Dan Jacobson wrote: Upon boot, one sees "ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx". But upon reading e.g., http://storagereview.com/guide2000/ref/hdd/if/ide/modesUDMA.html one feels their computer sounds more like the 100Mhz kind. How can one tell

ide: Assuming 33MHz

2004-06-28 Thread Dan Jacobson
Upon boot, one sees "ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx". But upon reading e.g., http://storagereview.com/guide2000/ref/hdd/if/ide/modesUDMA.html one feels their computer sounds more like the 100Mhz kind. How can one tell if one is taking full ad