Re: Slow I/O responsiveness with UDMA133

2002-10-03 Thread Mike Silbersack
On Mon, 30 Sep 2002, Sean Farley wrote: > On Thu, 26 Sep 2002 21:14, Mike Silbersack wrote: > > > Rumor has it that newer drives cannot write a single sector at a time, > > and instead must read a whole cluster of sectors, add in the new > > sector, and write back the whole cluster. That behavi

Re: Slow I/O responsiveness with UDMA133

2002-09-30 Thread Sean Farley
On Thu, 26 Sep 2002 21:14, Mike Silbersack wrote: > On Thu, 26 Sep 2002, Sean Farley wrote: > > > I just do not understand how a 5400 RPM UDMA 33 drive can beat a > > 7200 RPM UDMA 133 drive by 33% on sequential output blocks. > > Rumor has it that newer drives cannot write a single sector at a t

Re: Slow I/O responsiveness with UDMA133

2002-09-26 Thread Mike Silbersack
On Thu, 26 Sep 2002, Sean Farley wrote: > I just do not understand how a 5400 RPM UDMA 33 drive can beat a 7200 > RPM UDMA 133 drive by 33% on sequential output blocks. Rumor has it that newer drives cannot write a single sector at a time, and instead must read a whole cluster of sectors, add i

Re: Slow I/O responsiveness with UDMA133

2002-09-26 Thread Sean Farley
On Wed, 25 Sep 2002 22:34, Mike Silbersack wrote: > > On Wed, 25 Sep 2002, Sean Farley wrote: > > > With write cache enabled it does perform better, but I would like > > the new computer to at least equal the old system without it > > enabled. > > With all due respect, whether that's a reality is

Re: Slow I/O responsiveness with UDMA133

2002-09-25 Thread Mike Silbersack
On Wed, 25 Sep 2002, Sean Farley wrote: > With write cache enabled it does perform better, but I would like the > new computer to at least equal the old system without it enabled. With all due respect, whether that's a reality isn't your choice, it's the drive's choice. :) Does the drive suppo

Slow I/O responsiveness with UDMA133

2002-09-25 Thread Sean Farley
I have a Soltek 75DRV5 (VIA 8233a) and a Maxtor 6L080L4. The problem I am having is with poor performance with ATA-133. My ATA-33 system beats it. After building a new system, I noticed that it was less responsive when it came to I/O concerning the hard drive. The standard XFree86 source extra