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From Ryan Bloom <>
Subject Re: 2.0.23 tagging this afternoon
Date Tue, 07 Aug 2001 19:47:58 GMT

Greg,  this is incredibly antagonistic.  Regardless, as you have admitted in the
past, threaded can not do graceful restarts on lightly loaded machines.  That is
completely bogus, and is the reason I do not believe we should be advocating
threaded as a viable MPM.


On Tuesday 07 August 2001 10:51, Greg Ames wrote:
> Ryan Bloom wrote:
> > I have a problem with tagging the way the tree is right now.  The
> > threaded MPM is completely bogus,
> Bull.  After fixing the breakage you introduced late in June and early
> July, it's working pretty well actually.
> >   and I don't believe that the group should be
> > encouraging it's use in production servers.  As the code stands right
> > now, the threaded MPM can not be gracefully restarted or shutdown on a
> > lightly-hit server.
> You obviously haven't tried it in a while.
> > I see two ways to fix this.  Hold the tag/roll until the worker MPM is
> > finished, hopefully sometime this week, or switch the default MPM to
> > prefork.
> >
> > I want to stress that I am perfectly fine with just switching the default
> > MPM to the prefork MPM.  Leaving the default at threaded, makes people
> > think that we expect this MPM to work properly, which we really don't.
> I expect threaded to work properly, except for two issues:
> *  not getting core dumps on Linux, and
> *  processes staying in mutex land with a "G" in the scoreboard on a
> server with no incoming requests (yawn).
> If anybody has problems with the threaded MPM on servers that actually
> have incoming http requests, please let us know.
> Greg


Ryan Bloom               
Covalent Technologies

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