Date: Tue, 16 Nov 2004 23:45:36 +0600 From: Dmitry Frolov <frolov@riss-telecom.ru> To: freebsd-current@freebsd.org Subject: Re: TEST: phk_bufwork patchfile Message-ID: <20041116174536.GA17279@nerve.riss-telecom.ru> In-Reply-To: <39261.1100593136@critter.freebsd.dk> References: <200411160916.47131.Emanuel.Strobl@gmx.net> <39261.1100593136@critter.freebsd.dk>
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* Poul-Henning Kamp <phk@phk.freebsd.dk> [16.11.2004 14:19]:
> >My intents are to make storage available for jails via regular files which
> >is at the moment no option since performance gets horrible. If I understand
> >things right then this framework should improove performance dramatically
> >when e. g. copying /sys to /vnode_backed_md0.
>
> Not particularly.
Performance issue with a file backed filesystems is a major showstopper
for me too. Since I'm not a kernel hacker, I'm currenly waiting for
someone to fix this. If I understand issue correctly, fixing it requires
much work on syncer (probably some sort of "layering"?). Does anybody
working or planning to work on this?
wbr&w, dmitry.
--
Dmitry Frolov <frolov@riss-telecom.ru>
RISS-Telecom Network, Novosibirsk, Russia
66415911@ICQ, +7 3832 NO WA1T, DVF-RIPE
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