ru.unix.bsd

 
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 From : Valentin Davydov                     2:5020/400     16 Oct 2006  10:46:52
 To : Dmitry Pryanishnikov
 Subject : Re: EoL
 -------------------------------------------------------------------------------- 
 

 >   From: Dmitry Pryanishnikov <dmitry@atlantis.dp.ua>
 >   Date: Sun, 15 Oct 2006 16:20:16 +0400
 >>
 >>  и ктонибудь давал внятное обьяснение почему за четверкой
 >>  стало таким тормознутым?
 >
 >  Канечна:
 >
 >=================================================================
 >
 >>From linimon@lonesome.com Sat May 13 17:34:39 2006
 >Date: Sat, 13 May 2006 09:05:38 -0500
 >From: Mark Linimon <linimon@lonesome.com>
 >To: Dmitry Pryanishnikov <dmitry@atlantis.dp.ua>
 >Cc: Kris Kennaway <kris@obsecurity.org>, freebsd-stable@FreeBSD.org
 >Subject: Re: RELENG_4 -> 5 -> 6: significant performance regression
 >
 >On Sat, May 13, 2006 at 08:59:01AM +0300, Dmitry Pryanishnikov wrote:
 >> I'm just trying to understand why performance of RELENG_6 is worse than
 >> in RELENG_4 _that much_, and whether this sad situation can be improved
 >> somehow.
 >
 >The architecture of the system substantially changed in the 5.X timeframe
 >to correctly support SMP.  There was not time enough during its lifetime
 >to correct all the problems.  The goal (AFAIK) of 6.X is to consolidate
 >those changes and work on bugfixes and performance.  (Already 6.X is
 >substantially faster in disk access).
 >
 >There is a great deal of work being done behind-the-scenes (and being
 >discussed here at BSDCan) about performance.  Expect to some some dramatic
 >improvements in the 6.2 timeframe, if the hallways discussions are correct :-)
 >
 >=================================================================
 >
 >Только вот я сомневаюсь, что эти some dramatic improvements имеют место быть.
 
 Судя по тому, как часто стали появляться в логах сообщения о сбоях в дисковых
 драйверах, они, если и не improvements, то уж в любом случае dramatic.
 
 Вал. Дав.
 
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