From owner-freebsd-stable  Fri Nov  9 15:59: 4 2001
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From: "Phil Rosenthal" <pr@isprime.com>
To: "Phil Rosenthal" <pr@isprime.com>, <freebsd-stable@freebsd.org>
Subject: Re: 2GB ram system panicking every 40 minutes
Date: Fri, 9 Nov 2001 18:58:07 -0500
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I was able to get this panic message out of savecore:
panic messages:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address   = 0x0
fault code              = supervisor write, page not present
instruction pointer     = 0x8:0xc0202c0b
stack pointer           = 0x10:0xfb291cbc
frame pointer           = 0x10:0xfb291ce8
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, def32 1, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 0
current process         = 299 (pimpd)
interrupt mask          = none
trap number             = 12
panic: page fault

syncing disks...
done
Uptime: 31m49s

----- Original Message -----
From: "Phil Rosenthal" <pr@isprime.com>
To: <freebsd-stable@freebsd.org>
Sent: Friday, November 09, 2001 1:45 PM
Subject: Re: 2GB ram system panicking every 40 minutes


> Sorry about the html email before...
>
> Hello,
>
> I have 5 servers doing the exact same task running the exact same
> world/kernel all identically configured, except 3 of them are 1GB of ram,
2
> of them are 2GB of ram.
> the 2 running 2GB of ram randomly panic.
> However, there is no information getting dumped into /var/log/messages
> Is there anything I can do to figure out what is causing this?
> I have just set the option:
> options         MAXMEM="(1024*1024)"
> To try and make them stop crashing.
>
> The system appears to be stable after setting that option.
> The system has maybe 4 programs running that are very sendfile()
intensive,
> with 60000 sockets open at any given moment and 1.9GB of the ram is to
> filesystem cache on average.
>
> --Phil
>


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