有沒有辦法知道 Linux 中 L1、L2、L3 記憶體和 RAM 的大小？

有沒有辦法知道 Linux 中 L1、L2、L3 記憶體和 RAM 的大小？

如果您已lshw安裝：

$ sudo lshw -C memory

例子

$ sudo lshw -C memory
...
 *-cache:0
      description: L1 cache
      physical id: a
      slot: Internal L1 Cache
      size: 32KiB
      capacity: 32KiB
      capabilities: asynchronous internal write-through data
 *-cache:1
      description: L2 cache
      physical id: b
      slot: Internal L2 Cache
      size: 256KiB
      capacity: 256KiB
      capabilities: burst internal write-through unified
 *-cache:2
      description: L3 cache
      physical id: c
      slot: Internal L3 Cache
      size: 3MiB
      capacity: 8MiB
      capabilities: burst internal write-back
 *-memory
      description: System Memory
      physical id: 2a
      slot: System board or motherboard
      size: 8GiB
    *-bank:0
         description: SODIMM DDR3 Synchronous 1334 MHz (0.7 ns)
         product: M471B5273CH0-CH9
         vendor: Samsung
         physical id: 0
         serial: 67010644
         slot: DIMM 1
         size: 4GiB
         width: 64 bits
         clock: 1334MHz (0.7ns)
    *-bank:1
         description: SODIMM DDR3 Synchronous 1334 MHz (0.7 ns)
         product: 16JTF51264HZ-1G4H1
         vendor: Micron Technology
         physical id: 1
         serial: 3749C127
         slot: DIMM 2
         size: 4GiB
         width: 64 bits
         clock: 1334MHz (0.7ns)

引用自：https://unix.stackexchange.com/questions/167038