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新到公司领的笔记本，Thinkpad的，是2G内存，因为要开虚拟机，内存不太够，周末买了个2G内存加上了，但是不知道为什么top看只有3G内存，求助！！
2G+2G两根内存就这么变成3G内存了 ！！！！
系统是OWASP的，基于ubuntu10。10 的，以下是部分信息- zs@owasp:/var/www/erp$ sudo cat /etc/issue
- Ubuntu 10.10 \n \l
- top - 09:02:08 up 17 min, 4 users, load average: 0.66, 0.90, 0.67
- Tasks: 216 total, 1 running, 214 sleeping, 0 stopped, 1 zombie
- Cpu(s): 0.8%us, 8.0%sy, 1.0%ni, 89.5%id, 0.6%wa, 0.0%hi, 0.1%si, 0.0%st
- Mem: 3008424k total, 2373256k used, 635168k free, 63132k buffers
- Swap: 3904508k total, 0k used, 3904508k free, 1068020k cached
- zs@owasp:/var/www/erp$ sudo dmidecode | grep -A16 "Memory Device$"
- [sudo] password for zs:
- Memory Device
- Array Handle: 0x0004
- Error Information Handle: Not Provided
- Total Width: 64 bits
- Data Width: 64 bits
- Size: 2048 MB
- Form Factor: SODIMM
- Set: None
- Locator: ChannelA-DIMM0
- Bank Locator: BANK 0
- Type: <OUT OF SPEC>
- Type Detail: Synchronous
- Speed: 1333 MHz (0.8 ns)
- Manufacturer: 830B
- Serial Number: CC682305
- Asset Tag: 9876543210
- Part Number: M2S2G64CB88G4N-CG
- --
- Memory Device
- Array Handle: 0x0004
- Error Information Handle: Not Provided
- Total Width: 64 bits
- Data Width: 64 bits
- Size: 2048 MB
- Form Factor: SODIMM
- Set: None
- Locator: ChannelB-DIMM0
- Bank Locator: BANK 2
- Type: <OUT OF SPEC>
- Type Detail: Synchronous
- Speed: 1333 MHz (0.8 ns)
- Manufacturer: Samsung
- Serial Number: C1E99478
- Asset Tag: 9876543210
- Part Number: M471B5773DH0-CH9
- zs@owasp:/var/www/erp$ sudo cat /proc/meminfo
- MemTotal: 3008424 kB
- MemFree: 612544 kB
- Buffers: 59464 kB
- Cached: 1000304 kB
- SwapCached: 0 kB
- Active: 1032656 kB
- Inactive: 683872 kB
- Active(anon): 510908 kB
- Inactive(anon): 201728 kB
- Active(file): 521748 kB
- Inactive(file): 482144 kB
- Unevictable: 16 kB
- Mlocked: 16 kB
- HighTotal: 2147976 kB
- HighFree: 149840 kB
- LowTotal: 860448 kB
- LowFree: 462704 kB
- SwapTotal: 3904508 kB
- SwapFree: 3904508 kB
- Dirty: 1364 kB
- Writeback: 0 kB
- AnonPages: 656600 kB
- Mapped: 670416 kB
- Shmem: 55876 kB
- Slab: 61812 kB
- SReclaimable: 44248 kB
- SUnreclaim: 17564 kB
- KernelStack: 3704 kB
- PageTables: 12132 kB
- NFS_Unstable: 0 kB
- Bounce: 0 kB
- WritebackTmp: 0 kB
- CommitLimit: 5408720 kB
- Committed_AS: 3586072 kB
- VmallocTotal: 122880 kB
- VmallocUsed: 43724 kB
- VmallocChunk: 69008 kB
- HardwareCorrupted: 0 kB
- HugePages_Total: 0
- HugePages_Free: 0
- HugePages_Rsvd: 0
- HugePages_Surp: 0
- Hugepagesize: 4096 kB
- DirectMap4k: 16376 kB
- DirectMap4M: 892928 kB
- zs@owasp:/var/www/erp$
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发表于 2012-10-29 09:19
