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Date:      Fri, 19 Feb 1999 09:52:32 -0800
From:      David Greenman <dg@root.com>
To:        Matt Dillon <dillon@FreeBSD.org>
Cc:        cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/sys/vm swap_pager.c 
Message-ID:  <199902191752.JAA08088@implode.root.com>
In-Reply-To: Your message of "Thu, 18 Feb 1999 11:57:33 PST." <199902181957.LAA90564@freefall.freebsd.org> 

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   It looks like you've committed the wrong patch. I specifically rejected
this one due to the extra kernel option cruft. I can't believe you'd do this
intentionally after such a clear objection from me, so I have to think this
was a mistake. Please either back out the changes or fix them. Thanks.

-DG

David Greenman
Co-founder/Principal Architect, The FreeBSD Project

>dillon      1999/02/18 11:57:33 PST
>
>  Modified files:
>    sys/vm               swap_pager.c 
>  Log:
>      Limit number of simultanious asynchronous swap pager I/Os that can
>      be in progress at any given moment.
>  
>      Add two swap tuneables to sysctl:
>  
>  	vm.swap_async_max: 4
>  	vm.swap_cluster_max: 16
>  
>      Recommended values are a cluster size of 8 or 16 pages.  async_max is
>      about right for 1-4 swap devices.  Reduce to 2 if swap is eating too much
>      bandwidth, or even 1 if swap is both eating too much bandwidth and sitting
>      on a slow network (10BaseT).
>  
>      The defaults work well across a broad range of configurations and should
>      normally be left alone.
>  
>  Revision  Changes    Path
>  1.114     +109 -13   src/sys/vm/swap_pager.c
>


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