On Sun, Aug 27, 2006 at 04:37:29PM -0700, Jin Guojun [VFFS] wrote: > I have difficulty to get CD/DVD write speed above 1.6MB/s (10x for CD, > or 1.1x for DVD). > The problem seems to be the interrupt rate is high (70-80% of CPU) for > CD/DVD drive(r). What's the value of the "hw.ata.atapi_dma" sysctl? -- Rick C. Petty