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Date:      Thu, 4 Mar 2004 09:53:05 -0500 (EST)
From:      Andrew Gallatin <gallatin@cs.duke.edu>
To:        Vincent Poy <vince@oahu.WURLDLINK.NET>
Cc:        current@freebsd.org
Subject:   Re: -CURRENT kernel panic
Message-ID:  <16455.17105.820332.248316@grasshopper.cs.duke.edu>
In-Reply-To: <20040304032033.P8264-100000@oahu.WURLDLINK.NET>
References:  <20040304021753.I8264-100000@oahu.WURLDLINK.NET> <20040304032033.P8264-100000@oahu.WURLDLINK.NET>

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Vincent Poy writes:
 > 
 > options         VM_KMEM_SIZE_MAX=(768*1048576)
 > options         VM_KMEM_SIZE_SCALE=2
 > 
 > to the kernel config file to fix this.  Is this eventually going to be
 > fixed?  I looked at the coverstation between Terry Lambert and David but

Just add vm.kmem_size=VALUE to /boot/loader.conf.  That way you don't
need to rebuild a kernel.   I run with vm.kmem_size=429391872

Even after bumping the limits, I'm seeing a repeatable panic when
allocating a large amount of kernel memory ("panic: pmap_enter:
attempted pmap_enter on 4MB page").  See yesterday's message
with that subject for details..

Drew



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