On Thu, Sep 15, 2005 at 12:27:59AM -0300, Henrique de Moraes Holschuh wrote: > On Wed, 14 Sep 2005, Roberto C. Sanchez wrote: > > Any ideas? > > 1. Switch to 2.6.13. Not something I want to do, as I would rather stick with what is in Sarge. I will give it a shot :-| > 2. Use the ATAPI interface (not scsi emulation). Already doing that. > 3. Use a backport of sid's cdrecord which has some important fixes. > OK. I was not aware of this. > That should do it. Oh, and make triple sure you have ATAPI DMA > capabilities enabled or you WILL get buffer underruns at high speeds > (usually, hdparm -d1 -u1 <device> is enough to force it enabled). > This is already set, as it also has a major and noticable impact on read performance if it is not set :-) > 2.6.13 should be able to do it with pretty much all common south bridges > capable of it (which is just about all new ones, AFAIK), with the notable > exeption of ATAPI PATA devices behind a PATA-SATA bridge in a SATA channel > (like the one in my Thinkpad T43 :-( ). Some PCI IDE controllers are NOT > capable of ATAPI DMA, but these are relatively old, and unlikely to be found > on any new motherboards or PCI expansion cards. > OK. My motherboard is an nForce2 board, so I am fairly certain that it is capable. -Roberto -- Roberto C. Sanchez http://familiasanchez.net/~roberto
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