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From: Alex Tomas <bzzz@tmi.comex.ru>
To: linux-kernel@vger.kernel.org
Cc: bzzz@tmi.comex.ru, linux-kernel@vger.kernel.org
Subject: Re: [RFC] parallel directory operations
Date: Tue, 08 Jul 2003 17:38:01 +0000	[thread overview]
Message-ID: <87vfucudfq.fsf@gw.home.net> (raw)
In-Reply-To: <16138.51005.54300.297204@laputa.namesys.com> (Nikita Danilov's message of "Tue, 8 Jul 2003 17:29:33 +0400")

>>>>> Nikita Danilov (ND) writes:


 ND> I am talking about "dynamic locks" taken in fs/namei.c. Have you
 ND> measured how your patch affects single-threaded case?

yep.

creation of 250K hardlinks by single process:
before: 0m16.913s
after:  0m17.423s

of course, it costs, but I believe some optimization are still
possible (proposed by Andi, at least)

thanks for review!



  reply	other threads:[~2003-07-08 13:23 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <87wuetukpa.fsf@gw.home.net.suse.lists.linux.kernel>
2003-07-08 11:26 ` [RFC] parallel directory operations Andi Kleen
2003-07-08 15:28   ` bzzz
2003-07-08 11:46     ` Andi Kleen
2003-07-08 15:50       ` bzzz
2003-07-08 12:11         ` Andi Kleen
2003-07-08 16:17           ` Alex Tomas
2003-07-08 13:11             ` Nikita Danilov
2003-07-08 17:15               ` bzzz
2003-07-08 13:29                 ` Nikita Danilov
2003-07-08 17:38                   ` Alex Tomas [this message]
2003-07-08 17:22       ` Andreas Dilger
2003-07-08 19:26         ` Andi Kleen
2003-07-08 15:01 Alex Tomas
  -- strict thread matches above, loose matches on Subject: below --
2005-02-19 17:57 Alex Tomas

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