Date: Thu, 4 Mar 2004 08:52:01 -1000 (HST) From: Vincent Poy <vince@oahu.WURLDLINK.NET> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: current@freebsd.org Subject: Re: -CURRENT kernel panic Message-ID: <20040304084600.I8264-100000@oahu.WURLDLINK.NET> In-Reply-To: <16455.17105.820332.248316@grasshopper.cs.duke.edu>
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On Thu, 4 Mar 2004, Andrew Gallatin wrote:
> 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
When I did the above, the kernel panic right after this
immediately so that didn't work either:
Copyright (c) 1992-2004 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
The Regents of the University of California. All rights reserved.
FreeBSD 5.2-CURRENT #0: Thu Mar 4 06:00:43 PST 2004
vince@bigbang.DNALOGIC.NET:/usr/obj/usr/src/sys/BIGBANG
Preloaded elf kernel "/boot/kernel/kernel" at 0xc0a13000.
Preloaded elf module "/boot/kernel/snd_ich.ko" at 0xc0a131cc.
Preloaded elf module "/boot/kernel/snd_pcm.ko" at 0xc0a13278.
Preloaded acpi_dsdt "/boot/acpi_dsdt.aml" at 0xc0a13324.
Preloaded elf module "/boot/kernel/acpi.ko" at 0xc0a1336c.
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Mobile Intel(R) Pentium(R) 4 - M CPU 2.60GHz (2592.37-MHz 686-class
CPU)
Origin = "GenuineIntel" Id = 0xf29 Stepping = 9
Features=0xbfebf9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,P
AT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
real memory = 2147360768 (2047 MB)
avail memory = 2095669248 (1998 MB)
> 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
Does that actually work since I thought unless you alter the
kernel, it won't use more than 200KB for the kmem_map?
> 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..
Just checked the archives and yours seems to jhave more variables
than mines from the panic message.
Cheers,
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