Re: Stability problems vith FreeBSD 5.2.1-RELEASE-p14

2005-10-07 Thread Adrian Wontroba
On Sun, Oct 02, 2005 at 07:54:25PM +0200, Jurij Kovacic wrote:
 The panic  message is ussually somewhere along these lines:
 panic: kmem_malloc(4096) kmem map too small: 48496066400 total allocated
 cpuid =0
 boot() called on cpu#0
 ...

A similar problem is described in
http://lists.freebsd.org/pipermail/freebsd-doc/2004-May/004262.html
which recommends setting VM_KMEM_SIZE_MAX 419430400 for machines with
large amounts of memory.

Worked for me on a recent 5-STABLE. Might work for your rather elderly
release.

-- 
Adrian Wontroba
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Re: Stability problems vith FreeBSD 5.2.1-RELEASE-p14

2005-10-02 Thread Kris Kennaway
On Sun, Oct 02, 2005 at 07:54:25PM +0200, Jurij Kovacic wrote:
 Hello!
 
 We are running FreeBSD 5.2.1-RELEASE-p14 with SMP kernell on one of our 
 servers and are experiencing stability problems; the server has the 
 tendency to reboot itself for no apparent reason at least once per month.

As you may know, 5.2.1 was an early adopter release not intended for
production use.  It's not surprising you have encountered one of the
bugs in it.  Update to a supported, production-quality release like
5.4.

Kris


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Re: Stability problems vith FreeBSD 5.2.1-RELEASE-p14

2005-10-02 Thread David Kirchner
On 10/2/05, Kris Kennaway [EMAIL PROTECTED] wrote:
 On Sun, Oct 02, 2005 at 07:54:25PM +0200, Jurij Kovacic wrote:
  Hello!
 
  We are running FreeBSD 5.2.1-RELEASE-p14 with SMP kernell on one of our
  servers and are experiencing stability problems; the server has the
  tendency to reboot itself for no apparent reason at least once per month.

 As you may know, 5.2.1 was an early adopter release not intended for
 production use.  It's not surprising you have encountered one of the
 bugs in it.  Update to a supported, production-quality release like
 5.4.

 Kris

Also note that 5.4-RELEASE has a severe crash bug related when you use
PAE and 4GB+ RAM (which may be what the OP is running in to, actually)
so if you want to be able to use all of your memory without crashes,
you'll need to either upgrade to 5-STABLE or apply a small patch
(search the mail archive for PAE and pmap.c).
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