linux下查看swap信息

[root@gaosheng bjdb_script]# fdisk -l

Disk /dev/sda: 32.2 GB, 32212254720 bytes
255 heads, 63 sectors/track, 3916 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1        3394    27262273+  83  Linux
/dev/sda2            3395        3916     4192965   82  Linux swap / Solaris
[root@gaosheng bjdb_script]#