> On Tue, 13 Feb 2007 08:58:16 -0800 Dave Hansen <[EMAIL PROTECTED]> wrote: > > yipes. A new mount-wide spin_lock/unlock for each for-writing open() and > > close(). > > Can we have a microbenchmark on this please? > > Yeah, I'll schedule some dbench time on a NUMA machine.
dbench doesn't do open() a lot. To assess the worst-case we'd need one process per cpu camping in an open/close loop. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
