From owner-freebsd-current  Mon Oct  5 17:05:39 1998
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To: "Jeffrey J. Mountin" <jeff-ml@mountin.net>
cc: current@FreeBSD.ORG
Subject: Re: -current panics.. 
In-reply-to: Your message of "Mon, 05 Oct 1998 18:50:46 CDT."
             <3.0.3.32.19981005185046.0078c198@207.227.119.2> 
From: David Greenman <dg@root.com>
Reply-To: dg@root.com
Date: Mon, 05 Oct 1998 17:04:37 -0700
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>At 08:26 AM 10/5/98 -0700, David Greenman wrote:
>>>It comes out (once again, emprecially) that this is somehow caused
>>>by NMBCLUSTERS being >12288. Strange, since I recall wcarchive has it set to 
>>>1024*48 or something, right?
>>
>>   Wcarchive does NOT run a standard kernel. It has various tweaks, such as
>>greatly expanded kernel virtual address space, which are specific to that
>>machine and not appropriate for 99.999% of FreeBSD users. NMBCLUSTERS on
>>wcarchive is currently set to 80000, but will need to be doubled again to
>>160000 before we can support 10000 concurrent users. The VM is evenly split
>>for 2GB for user processes and 2GB for the kernel (contrast that with
>>standard FreeBSD which is 3.75GB user and .25GB kernel).
>
>Does this mean the readme is out of date:
>
>ftp.freebsd.org || ftp.cdrom.com
>
>Welcome to wcarchive - home FTP site for Walnut Creek CDROM.
>There are currently 3196 users out of 3200 possible.
>
>....
>
>This machine is a P6/200 with 1GB of memory & 1/2 terabyte of RAID 5.
>The operating system is FreeBSD. Should you wish to get your own copy of

   virtual memory != physical memory.

-DG

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

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