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2009/5/6 Nadav Horesh <nadavh@×××××××××××.com>: |
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> |
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> 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. |
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> |
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> My system configuration: |
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> cpu: core2 6600 |
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> chipset: DP965LT (Intel's motherboard) |
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> |
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> $ uname -a |
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> 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 |
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> |
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> c$ cat /proc/meminfo |
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> |
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> MemTotal: 3347392 kB |
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> MemFree: 2687760 kB |
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> Buffers: 22912 kB |
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> Cached: 350868 kB |
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> SwapCached: 0 kB |
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> Active: 315244 kB |
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> Inactive: 268072 kB |
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> SwapTotal: 2008116 kB |
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> SwapFree: 2008116 kB |
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> Dirty: 24 kB |
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> Writeback: 0 kB |
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> AnonPages: 209536 kB |
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> Mapped: 75700 kB |
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> Slab: 30152 kB |
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> SReclaimable: 17292 kB |
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> SUnreclaim: 12860 kB |
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> PageTables: 11760 kB |
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> NFS_Unstable: 0 kB |
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> Bounce: 0 kB |
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> WritebackTmp: 0 kB |
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> CommitLimit: 3681812 kB |
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> Committed_AS: 473288 kB |
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> VmallocTotal: 34359738367 kB |
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> VmallocUsed: 176468 kB |
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> VmallocChunk: 34359561723 kB |
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> DirectMap4k: 15360 kB |
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> DirectMap2M: 3391488 kB |
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> |
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> |
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> Memory report out of lshw: |
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> |
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> |
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> *-memory |
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> description: System Memory |
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> physical id: 17 |
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> slot: System board or motherboard |
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> size: 6GiB |
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> *-bank:0 |
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> description: DIMM Synchronous 667 MHz (1.5 ns) |
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> product: 0x202020202020202020202020202020202020 |
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> vendor: 0x7F98000000000000 |
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> physical id: 0 |
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> serial: 0xD1CCDFF7 |
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> slot: J6H1 |
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> size: 2GiB |
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> width: 64 bits |
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> clock: 667MHz (1.5ns) |
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> *-bank:1 |
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> description: DIMM Synchronous 667 MHz (1.5 ns) |
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> product: 0x000000000000000000000000000000000000 |
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> vendor: 0x7F98000000000000 |
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> physical id: 1 |
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> serial: 0x6C06E0E5 |
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> slot: J6H2 |
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> size: 1GiB |
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> width: 64 bits |
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> clock: 667MHz (1.5ns) |
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> *-bank:2 |
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> description: DIMM Synchronous 667 MHz (1.5 ns) |
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> product: 0x202020202020202020202020202020202020 |
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> vendor: 0x7F98000000000000 |
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> physical id: 2 |
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> serial: 0xD1CCFFF7 |
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> slot: J6J1 |
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> size: 2GiB |
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> width: 64 bits |
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> clock: 667MHz (1.5ns) |
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> *-bank:3 |
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> description: DIMM Synchronous 667 MHz (1.5 ns) |
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> product: 0x000000000000000000000000000000000000 |
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> vendor: 0x7F98000000000000 |
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> physical id: 3 |
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> serial: 0x660663BC |
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> slot: J6J2 |
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> size: 1GiB |
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> width: 64 bits |
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> clock: 667MHz (1.5ns) |
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> |
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> Any idea? |
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> |
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> Nadav |
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> |
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> |
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|
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What kind of RAM did you use? Intel motherboard are extremely picky |
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about RAM - CAS 5 1.8V stuff only. I think they mandate the PCB is |
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green as well =). Still tho, odd lshw is picking up all the DIMMS are |
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installed but OS can't see it. +1 on memtest. |