[CentOS] Memory for crash kernel

Matt Hyclak hyclak at ohio.edu
Mon Jul 21 12:39:32 UTC 2008


On Mon, Jul 21, 2008 at 02:33:30PM +0200, Mad Unix enlightened us:
> when I run dmesg PE2950 Dell Server I see the following line
> 
> Linux version 2.6.18-92.1.6.el5 (mockbuild at builder15.centos.org) (gcc
> version 4.1.2 20071124 (Red Hat 4.1.2-42)) #1 SMP Wed J
> un 25 13:45:47 EDT 2008
> Command line: ro root=/dev/VolGroup00/LogVol00 rhgb quiet
> BIOS-provided physical RAM map:
>  BIOS-e820: 0000000000000000 - 00000000000a0000 (usable)
>  BIOS-e820: 0000000000100000 - 00000000cfb50000 (usable)
>  .....
>  BIOS-e820: 0000000100000000 - 0000000230000000 (usable)
> DMI 2.5 present.
> ACPI: RSDP (v002 DELL                                  ) @
> 0x00000000000f21c0
> ACPI: XSDT (v001 DELL   PE_SC3   0x00000001 DELL 0x00000001) @
> 0x00000000000f225c
> ACPI: FADT (v003 DELL   PE_SC3   0x00000001 DELL 0x00000001) @
> 0x00000000cfb83524
> .............0000000cfb6a974
> ACPI: EINJ (v001 DELL   PE_SC3   0x00000001 DELL 0x00000001) @
> 0x00000000cfb6a9a4
> ACPI: TCPA (v001 DELL   PE_SC3   0x00000001 DELL 0x00000001) @
> 0x00000000cfb834bc
> ACPI: DSDT (v001 DELL   PE_SC3   0x00000001 INTL 0x20050624) @
> 0x0000000000000000
> No NUMA configuration found
> Faking a node at 0000000000000000-0000000230000000
> Bootmem setup node 0 0000000000000000-0000000230000000
> Memory for crash kernel (0x0 to 0x0) notwithin permissible range
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> 
> any input about this issue?

It's in the release notes.

Matt

-- 
Matt Hyclak
Systems and Operations 
Office of Information Technology
Ohio University
(740) 593-1222



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