Ronald Moesbergen, on 07/10/2009 10:32 AM wrote:I've also long ago noticed that reading data from block devices is slowerI'll see what I can do. Just te be sure: you want me to run
than from files from mounted on those block devices file systems. Can
anybody explain it?
Looks like this is strangeness #2 which we uncovered in our tests (the first
one was earlier in this thread why the context RA doesn't work with
cooperative I/O threads as good as it should).
Can you rerun the same 11 tests over a file on the file system, please?
blockdev-perftest on a file on the OCFS2 filesystem which is mounted
on the client over iScsi, right?
Yes, please.