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Thread: Memory upgrade from 4gb to 8gb

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howdy,

updated lenovo t510 memory 4gb 8gb, apparently 4gb detected linux. ideas how fix ?

uname -a
2.6.35-22-generic #35-ubuntu smp sat oct 16 20:45:36 utc 2010 x86_64 gnu/linux

cat /proc/mtrr
reg01: base=0x000000000 ( 0mb), size= 2048mb, count=1: write-back
reg02: base=0x080000000 ( 2048mb), size= 1024mb, count=1: write-back
reg03: base=0x100000000 ( 4096mb), size= 4096mb, count=1: write-back
reg04: base=0x200000000 ( 8192mb), size= 1024mb, count=1: write-back
reg05: base=0x23c000000 ( 9152mb), size= 64mb, count=1: uncachable

free -m
total used free shared buffers cached
mem: 3888 1704 2183 0 88 672
-/+ buffers/cache: 944 2943
swap: 8803 0 8803


dmesg | grep bios
[ 0.000000] bios-provided physical ram map:
[ 0.000000] bios-e820: 0000000000000000 - 000000000009e800 (usable)
[ 0.000000] bios-e820: 000000000009e800 - 00000000000a0000 (reserved)
[ 0.000000] bios-e820: 00000000000dc000 - 0000000000100000 (reserved)
[ 0.000000] bios-e820: 0000000000100000 - 00000000bf27c000 (usable)
[ 0.000000] bios-e820: 00000000bf27c000 - 00000000bf282000 (reserved)
[ 0.000000] bios-e820: 00000000bf282000 - 00000000bf35f000 (usable)
[ 0.000000] bios-e820: 00000000bf35f000 - 00000000bf371000 (reserved)
[ 0.000000] bios-e820: 00000000bf371000 - 00000000bf3f2000 (acpi nvs)
[ 0.000000] bios-e820: 00000000bf3f2000 - 00000000bf40f000 (reserved)
[ 0.000000] bios-e820: 00000000bf40f000 - 00000000bf46f000 (usable)
[ 0.000000] bios-e820: 00000000bf46f000 - 00000000bf668000 (reserved)
[ 0.000000] bios-e820: 00000000bf668000 - 00000000bf6e8000 (acpi nvs)
[ 0.000000] bios-e820: 00000000bf6e8000 - 00000000bf70f000 (reserved)
[ 0.000000] bios-e820: 00000000bf70f000 - 00000000bf717000 (usable)
[ 0.000000] bios-e820: 00000000bf717000 - 00000000bf71f000 (reserved)
[ 0.000000] bios-e820: 00000000bf71f000 - 00000000bf76c000 (usable)
[ 0.000000] bios-e820: 00000000bf76c000 - 00000000bf778000 (acpi nvs)
[ 0.000000] bios-e820: 00000000bf778000 - 00000000bf77b000 (acpi data)
[ 0.000000] bios-e820: 00000000bf77b000 - 00000000bf78b000 (acpi nvs)
[ 0.000000] bios-e820: 00000000bf78b000 - 00000000bf78c000 (acpi data)
[ 0.000000] bios-e820: 00000000bf78c000 - 00000000bf79f000 (acpi nvs)
[ 0.000000] bios-e820: 00000000bf79f000 - 00000000bf7ff000 (acpi data)
[ 0.000000] bios-e820: 00000000bf7ff000 - 00000000bf800000 (usable)
[ 0.000000] bios-e820: 00000000bf800000 - 00000000c0000000 (reserved)
[ 0.000000] bios-e820: 0000000200000000 - 000000023c000000 (usable)
[ 0.000000] calgary: detecting calgary via bios ebda area
[ 0.000000] #4 [00000f68d0 - 0000100000] bios reserved
[ 0.000000] #6 [000009e800 - 000009f071] bios reserved
[ 0.000000] #7 [000009f185 - 00000f68c0] bios reserved
[ 0.794162] acpi: bios _osi(linux) query ignored
[ 1.071268] bios edd facility v0.16 2004-jun-25, 0 devices found
[ 43.725090] thinkpad_acpi: thinkpad bios 6met57ww (1.20 ), ec 6mht37ww-1.12

i think need pae kernel.

kind of cpu have? 32-bit or 64-bit?


Forum The Ubuntu Forum Community Ubuntu Official Flavours Support Hardware Memory upgrade from 4gb to 8gb


Ubuntu

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