12 Jan
2011
12 Jan
'11
10:16 p.m.
In the BIOS I turn DMA off for /dev/hda and /dev/hdc, but they still show up in /proc/ide/.../settings as using_dma 1.
say HUH? IDE PIO modes are like 3-7 MBytes/sec and require 100% CPU utilization during the transfer phase. why in dogs name would you be doing this in 2011 ?