Author: justin.lloyd AT mci DOT com (Justin C. Lloyd)
Date: Fri, 19 Mar 2004 12:27:43 -0500
Ok, maybe I'm missing something. One recommendation regarding streaming is not to have multiple streams off the same physical device. By physical device, I am also taking that to mean a RAID device t
Author: gary.andresen AT pnwdata DOT com (Gary Andresen)
Date: Fri, 19 Mar 2004 10:10:33 -0800
Multiple streams from one device are only bad if the device is a SINGLE drive or a drive that is just mirrored. Multiple streams from said device will cause quite a lot of head thrashing as the heads
Justin: It's a matter of balance and testing. I'd run some tests using tar or dd going to dev/null to see how fast the disk is for one stream, then I would do the same test with the # of streams you