|
|
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
> bfriesen@xxxxxxxxxxxxxxxxxxx, http://www.simplesystems.org/users/bfriesen/
> GraphicsMagick Maintainer, http://www.GraphicsMagick.org/
_______________________________________________
zfs-discuss mailing list
zfs-discuss@xxxxxxxxxxxxxxx
http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
|
|