bin/84042: [geom] strange numbers in gstat(8) on 6.0

Poul-Henning Kamp phk at phk.freebsd.dk
Mon Jul 25 20:58:56 GMT 2005


In message <200507251755.j6PHtWub019754 at freefall.freebsd.org>, Mark Linimon wri
tes:
>Old Synopsis: strange numbers in gstat on 6.0
>New Synopsis: [geom] strange numbers in gstat(8) on 6.0
>
>Responsible-Changed-From-To: freebsd-bugs->phk
>Responsible-Changed-By: linimon
>Responsible-Changed-When: Mon Jul 25 17:54:42 GMT 2005
>Responsible-Changed-Why: 
>phk probably either knows about this or who it should be assigned to.
>
>http://www.freebsd.org/cgi/query-pr.cgi?pr=84042

This is because of a deliberate race in statistics collection,
but benchmarks have not been able to show that we gain anything
by the microoptimization that causes the race, so I'll be closing
it shortly.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.


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