On Tue, Aug 04, 2009 at 01:01:40PM -0500, Bob Friesenhahn wrote: > On Tue, 4 Aug 2009, Prabahar Jeyaram wrote: > >> You seem to be hitting : >> >> http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=6586537 >> >> The fix is available in OpenSolaris build 115 and later not for Solaris 10 >> yet. > > It is interesting that this is a simple thread priority issue. The > system has a ton of available CPU but the higher priority compression > thread seems to cause scheduling lockout. The Perfmeter tool shows that > compression is a very short-term spike in CPU. Of course since Perfmeter > and other apps stop running, it might be missing some sample data. > > I could put the X11 server into the real-time scheduling class but hate to > think about what would happen as soon as Firefox visits a web site. :-) > > Compression is only used for the intermittently-used backup pool so it > would be a shame to reduce overall system performance for the rest of the > time. > > Do you know if this fix is planned to be integrated into a future Solaris > 10 update? >
Yes. It is planned for S10U9. -- Prabahar. > Bob > -- > Bob Friesenhahn > bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ > GraphicsMagick Maintainer, http://www.GraphicsMagick.org/ _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss