Re: [gentoo-amd64] I can use only 3GB aout of install 6GB

[Volker Armin Hemmann]

On Mittwoch 06 Mai 2009, Nadav Horesh wrote:
> I recently added 4GB to the existing 2GB I had. The BIOS and lshw recognize
> the memory configuration (2 dimm of 1G and 2 of 2G), but /prc/meminfo and a
> test program I ran recognize 3.2GB.
>
> My system configuration:
> cpu: core2 6600
> chipset:  DP965LT (Intel's motherboard)
>
> $ uname -a
> Linux nadav 2.6.27-gentoo-r8 #1 SMP PREEMPT Wed May 6 16:53:07 IDT 2009
> x86_64 Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz GenuineIntel GNU/Linux
>
> c$ cat /proc/meminfo
>
> MemTotal:      3347392 kB
> MemFree:       2687760 kB
> Buffers:         22912 kB
> Cached:         350868 kB
> SwapCached:          0 kB
> Active:         315244 kB
> Inactive:       268072 kB
> SwapTotal:     2008116 kB
> SwapFree:      2008116 kB
> Dirty:              24 kB
> Writeback:           0 kB
> AnonPages:      209536 kB
> Mapped:          75700 kB
> Slab:            30152 kB
> SReclaimable:    17292 kB
> SUnreclaim:      12860 kB
> PageTables:      11760 kB
> NFS_Unstable:        0 kB
> Bounce:              0 kB
> WritebackTmp:        0 kB
> CommitLimit:   3681812 kB
> Committed_AS:   473288 kB
> VmallocTotal: 34359738367 kB
> VmallocUsed:    176468 kB
> VmallocChunk: 34359561723 kB
> DirectMap4k:     15360 kB
> DirectMap2M:   3391488 kB
>
>
> Memory report out of lshw:
>
>
>      *-memory
>           description: System Memory
>           physical id: 17
>           slot: System board or motherboard
>           size: 6GiB
>         *-bank:0
>              description: DIMM Synchronous 667 MHz (1.5 ns)
>              product: 0x202020202020202020202020202020202020
>              vendor: 0x7F98000000000000
>              physical id: 0
>              serial: 0xD1CCDFF7
>              slot: J6H1
>              size: 2GiB
>              width: 64 bits
>              clock: 667MHz (1.5ns)
>         *-bank:1
>              description: DIMM Synchronous 667 MHz (1.5 ns)
>              product: 0x000000000000000000000000000000000000
>              vendor: 0x7F98000000000000
>              physical id: 1
>              serial: 0x6C06E0E5
>              slot: J6H2
>              size: 1GiB
>              width: 64 bits
>              clock: 667MHz (1.5ns)
>         *-bank:2
>              description: DIMM Synchronous 667 MHz (1.5 ns)
>              product: 0x202020202020202020202020202020202020
>              vendor: 0x7F98000000000000
>              physical id: 2
>              serial: 0xD1CCFFF7
>              slot: J6J1
>              size: 2GiB
>              width: 64 bits
>              clock: 667MHz (1.5ns)
>         *-bank:3
>              description: DIMM Synchronous 667 MHz (1.5 ns)
>              product: 0x000000000000000000000000000000000000
>              vendor: 0x7F98000000000000
>              physical id: 3
>              serial: 0x660663BC
>              slot: J6J2
>              size: 1GiB
>              width: 64 bits
>              clock: 667MHz (1.5ns)
>
>   Any idea?
>
>     Nadav

get a non broken bios?