Date: Tue, 01 Jan 2002 14:01:28 -0800 From: Terry Lambert <tlambert2@mindspring.com> To: Steve Shorter <steve@nomad.lets.net> Cc: freebsd-hackers@freebsd.org Subject: Re: kernel panic on boot with 4G RAM Message-ID: <3C3231B8.38C5A741@mindspring.com> References: <20020101165106.A80908@nomad.lets.net>
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Steve Shorter wrote: > I need an NFS server with 4G ram. When I boot a 4.5-PRE kernel > it panics during the boot process, not always at the same place though. > My first instinct is bad hardware because of the lack of consistency > in panic location, however I was wondering if there were some issues > with kernel tuning for machines with large memory that I should be aware of. > This machine boots OK with 3G or less. You really need to change the allocation of swap page descriptors in /sys/i386/machdep.c (among other things). I personally suggest compiling your kernel with 3G KVA/1G User, instead of the default of 1G KVA/3G User. -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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