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Date: Wed, 16 Mar 2005 20:24:16 -0500 (EST)
From: Jeff Roberson <jroberson@chesapeake.net>
To: Emanuel Strobl <emanuel.strobl@gmx.net>
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cc: Denis Shaposhnikov <dsh@neva.vlink.ru>
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cc: Peter Edwards <peadar.edwards@gmail.com>
cc: Mathieu Arnold <mat@mat.cc>
cc: Sergey Matveychuk <sem@freebsd.org>
Subject: Re: unionfs 5.4
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On Thu, 17 Mar 2005, Emanuel Strobl wrote:

> Am Mittwoch, 16. M=E4rz 2005 07:16 schrieb Sergey Matveychuk:
> > Jeff Roberson wrote:
> > >>just ffs: 1:47 min
> > >>nullfs:   1:43 min (oops!:)
> > >>nullfs in jail: 12:12 min
> > >>
> > >>Almost ten times degradation.
> > >
> > > Can you try this again on current?  I just committed some changes to
> > > nullfs which vastly simplify the locking.  I don't see anything inher=
ent
> > > in the code that should cause such a slowdown.
> >
> > The problem has gone. Thanks Jeff!
> > Don't forget MFC it some time :)
>
> Highly appreciated for 5.4!!!

I can't MFC this for 5.4, it requires too much of the new vfs architecture
to properly function.  I'll mail re@ to see what their opinion is for 5.5.

>
> Thanks a lot,
>
> -Harry
>