In message <20020725134535.A1035@vvs.ath.cx>,"Valentin v. Seggern" writes: >bs=5120k count=1 works, bs=5120k count=2 fails... >bs=1024k count=1 fails, too... did you mean bs=10240k count=1 here? >Some errors in cache flushing? could you try these tests with a disk cache of the same size. i dont remember if your previous tests with a disk cache used the same size.