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Date:      Thu, 6 Sep 2012 15:45:19 -0700
From:      David O'Brien <obrien@FreeBSD.org>
To:        Ian Lepore <freebsd@damnhippie.dyndns.org>
Cc:        Arthur Mesh <arthurmesh@gmail.com>, Dag-Erling =?unknown-8bit?Q?Sm=F8rgrav?= <des@des.no>, Mark Murray <markm@freebsd.org>, Doug Barton <dougb@freebsd.org>, freebsd-rc@freebsd.org
Subject:   Re: svn commit: r239598 - head/etc/rc.d
Message-ID:  <20120906224519.GB18953@dragon.NUXI.org>
In-Reply-To: <1346962976.59094.187.camel@revolution.hippie.lan>
References:  <201208222337.q7MNbORo017642@svn.freebsd.org> <5043E449.8050005@FreeBSD.org> <20120904220126.GA85339@dragon.NUXI.org> <50468326.8070009@FreeBSD.org> <20120906164514.GA14757@dragon.NUXI.org> <867gs7qcsl.fsf@ds4.des.no> <20120906184400.GF13179@dragon.NUXI.org> <86lignot6a.fsf@ds4.des.no> <20120906200325.GA17159@dragon.NUXI.org> <1346962976.59094.187.camel@revolution.hippie.lan>

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On Thu, Sep 06, 2012 at 02:22:56PM -0600, Ian Lepore wrote:
> On Thu, 2012-09-06 at 13:03 -0700, David O'Brien wrote:
> > Does 'ps' vary that much across the two invocations that we had in
> > 'initrandom'?  Please post a diff to back up any "yes" answer.
...
> > We already have an invocation of 'ps'.  Please suggest a *different*
> > command invocation.
> 
> When I was playing with this stuff to come up with those command
> sequences I suggested, one thing I noticed was that the ps (with those
> extra parms for sorting and detailed stats) did differ if used as the
> first and last commands in the overall sequence.

Differ yes.  The question is by how much.


> I eventually came to the conclusion that the first one was still
> superfluous, and the way I should leverage that difference was to put
> any commands that report on ever-changing kernel statistics nearer to
> the end of the list, so that the commands that run first get a chance to
> perturb those stats as much as possible.

8-)  Same conclusion I came to.  Thus the reordering I made in r240108.

-- 
-- David  (obrien@FreeBSD.org)



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