Re: Linux SW RAID: HW Raid Controller/JBOD vs. Multiple PCI-e Cards?

2007-05-05 Thread Chris Wedgwood
On Sat, May 05, 2007 at 12:33:49PM -0400, Justin Piszcz wrote: Also, when I run simultaenous dd's from all of the drives, I see 850-860MB/s, I am curious if there is some kind of limitation with software raid as to why I am not getting better than 500MB/s for sequential write speed? What

Re: end to end error recovery musings

2007-02-24 Thread Chris Wedgwood
On Fri, Feb 23, 2007 at 09:32:29PM -0500, Theodore Tso wrote: And having a way of making this list available to both the filesystem and to a userspace utility, so they can more easily deal with doing a forced rewrite of the bad sector, after determining which file is involved and perhaps