On Wednesday 03 November 2004 21:45, Kim Lux wrote: >Try as I might, I can't get k3b to burn data that resides on a USB >storage device on the fly. (ie a USB connected IDE hard drive) > >I attain read speeds of 25MB/sec with this device when copying files >from the USB storage device. The CPU overhead associated with such >copies is about 3% on my machine. > >Also K3B is exhibiting poor burning performance even when burning > from an image on the internal hard drive. The CDROMs are rated at > 16x burning. I could only burn them at 8x without experiencing a > buffer underflow. > >I burnt the same CDROMs at 16 or 24x last week with a different >kernel. > >I'm running 2.6.9-1.649 smp today. >From the description, it sure sounds like the DMA for the cdwriter got turned off somehow. What does hdparm say? > >-- >Kim Lux (Mr.) Diesel Research Inc -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) 99.28% setiathome rank, not too shabby for a WV hillbilly Yahoo.com attorneys please note, additions to this message by Gene Heskett are: Copyright 2004 by Maurice Eugene Heskett, all rights reserved.