try a -current kernel. I fixed an issue where that would happen; although I am positive it is the same.
On Thu, Dec 31, 2009 at 03:34:39PM +0000, Matthew Szudzik wrote: > On Thu, Dec 31, 2009 at 09:03:30AM -0500, Scott McEachern wrote: > > dd: /dev/rwd0c: Input/output error > > 268435455+0 records in > > 268435455+0 records out > > 137438952960 bytes transferred in 23740.766 secs (5789154 bytes/sec) > > Note that 137438952960 + 512 = 2^37. So, dd is failing while reading > byte number 2^37.
