????lscpu??????????cpu????????????г?????????λ?????????????????С??????
????Architecture:          x86_64
????CPU op-mode(s):        32-bit?? 64-bit
????Byte Order:            Little Endian
????CPU(s):                2
????CPU MHz:               2095.231
????BogoMIPS:              4190.46
????Hypervisor vendor:     VMware
????Virtualization type:   full
????L1d cache:             32K
????L1i cache:             32K
????L2 cache:              256K
????L3 cache:              3072K
??????????????????cpu?????????????????????
????#cat /proc/cpuinfo
????vendor_id       : GenuineIntel
????model name      : Intel(R) Core(TM) i3-2310M CPU @ 2.10GHz
????cpu MHz         : 2095.231
????cache size      : 3072 KB
????????????????? free -m????????????????????980M??
????total       used       free     shared    buffers     cached
????Mem:           980        309        671          0         22        121
????-/+ buffers/cache:        165        815
????Swap:         2047          0       2047
????????????????# cat /proc/meminfo
????MemTotal:        1004348 kB
????MemFree:          687056 kB
????Buffers:           22948 kB
????Cached:           124724 kB
????SwapCached:            0 kB
??????????????????# lsblk???????г???????????????????????????????С??
????NAME   MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
????sda      8:0    0   20G  0 disk
????????sda1   8:1    0  100M  0 part /boot
????????sda2   8:2    0    2G  0 part [SWAP]
????????sda3   8:3    0 17.9G  0 part /
????sr0     11:0    1  4.3G  0 rom
??????????????????fdisk -l
????Disk /dev/sda: 21.5 GB?? 21474836480 bytes
????255 heads?? 63 sectors/track?? 2610 cylinders
????Units = cylinders of 16065 * 512 = 8225280 bytes
????Sector size (logical/physical): 512 bytes / 512 bytes
????I/O size (minimum/optimal): 512 bytes / 512 bytes
????Disk identifier: 0x00087e91
????Device Boot      Start         End      Blocks   Id  System
????/dev/sda1   *           1          13      102400   83  Linux
????Partition 1 does not end on cylinder boundary.
????/dev/sda2              13         274     2097152   82  Linux swap / Solaris
????Partition 2 does not end on cylinder boundary.
????/dev/sda3             274        2611    18770944   83  Linux
???????????????df -h????????????????????????λ???г??????
????-k ??--block-size=1K???????λ?k?? -x?? --exclude-type=????????????????????????????
????Filesystem      Size  Used Avail Use% Mounted on
????/dev/sda3        18G  2.7G   14G  16% /
????tmpfs           491M     0  491M   0% /dev/shm
????/dev/sda1        93M   26M   63M  30% /boot
????# df -i?? --inodes?????inode ??????????????????????inode??????????伴??п??У???????д????????
????Filesystem      Inodes  IUsed   IFree IUse% Mounted on
????/dev/sda3      1175040 101102 1073938    9% /
????tmpfs           125543      1  125542    1% /dev/shm
????/dev/sda1        25688     38   25650    1% /boot