On 07/02/2011 04:12, Daniel O'Connor wrote: > > On 07/02/2011, at 13:02, Ivan Voras wrote: >>>> I'll be looking at it on Monday, I will let you know :) >>> >>> No luck with mlock() so it wouldn't appear to be paging is the issue :( >> >> I'm also interested in raw device vs file system access! > > Oops, sorry.. I just tried that now but it doesn't improve things :(
Meaning: you still get jitter? > I am writing directly to /dev/ad10 but stressing /dev/ad14 (sudo tar -cf > /dev/null /local0) Can you do only one of those things? I.e. leave all the file systems alone and just do something like 'diskinfo -vt /dev/ad14'? _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"