Alasdair G Kergon [agk@xxxxxxxxxx] wrote: > On Wed, Jun 30, 2010 at 04:53:23PM -0700, Riches Jr, RobertX M wrote: > > I didn't see any queues or caches in dm-linear that would need to be flushed. > > It's your test script that is not behaving as you expect:) > > Add conv=odirect to dd You mean flags rather than conv? conv just converts ascii to ebcdic etc. oflag=direct would do direct I/O on the writes and iflag=direct should do direct I/O on reads. Thanks, Malahal. -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel