Re: Followup to "fallback to PIO mode" on dual processor AMD systems

2003-01-02 Thread Barney Wolff
On Fri, Jan 03, 2003 at 06:36:29AM +1100, Bruce Evans wrote: > > The fallback is clearly wrong because it turns isolated media errors > into pessimized i/o for the whole disk at best, system hangs during > resets next best, and system crashes at worst. I keep a disk with bad > media on line for t

Re: Followup to "fallback to PIO mode" on dual processor AMD systems

2003-01-02 Thread Bruce Campbell
Quoting Bruce Evans <[EMAIL PROTECTED]>: > On Thu, 2 Jan 2003, Bruce Campbell wrote: > > > At present, I don't suspect bad media because the error message is > > "WRITE command timeout tag=0 serv=0" which doesn't suggest a specific > > sector/track etc, and running with UDMA33 instead of UDMA100 m

Re: Followup to "fallback to PIO mode" on dual processor AMD systems

2003-01-02 Thread Bruce Evans
On Thu, 2 Jan 2003, Bruce Campbell wrote: > At present, I don't suspect bad media because the error message is > "WRITE command timeout tag=0 serv=0" which doesn't suggest a specific > sector/track etc, and running with UDMA33 instead of UDMA100 makes the problem > appear to vanish. The fallback

Re: Followup to 'fallback to PIO mode' on dual processor AMD systems

2003-01-02 Thread nate
Bruce Campbell said: > > - try UDMA100 with the drives directly attached (ie. no removable tray) - > maybe try a non onboard IDE controller yes I would reccomend a PCI ide controller, such as the Promise ATA/100, or Promise ATA/66. Also be sure your IDE cables are 18" and not 24" or 32" some peo