Re: Implementation of POSIX shared memory objects

To: yamt%mwd.biglobe.ne.jp@localhost (YAMAMOTO Takashi)
Subject: Re: Implementation of POSIX shared memory objects
From: Mindaugas Rasiukevicius <rmind%netbsd.org@localhost>
Date: Wed, 11 Feb 2009 10:13:17 +0000

yamt%mwd.biglobe.ne.jp@localhost (YAMAMOTO Takashi) wrote:
> > While permitted by POSIX,
> > it would be significantly slower.
> 
> which operations are significantly slower?  why?

Any reads/writes? Apart from greater file-system overhead (as opposed to
aobj), I think it can involve disks. :)

> 
> YAMAMOTO Takashi

P.S. It seems there is a race condition in uao_resize() from patch, I will
fix it shortly.

-- 
Best regards,
Mindaugas

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