-bash-4.2# lsfs

Name            Nodename   Mount Pt               VFS   Size    Options    Auto Accounting

/dev/hd4        --         /                      jfs2  364904448 rw         yes  no

/dev/hd1        --         /home                  jfs2  178257920 rw         yes  no

/dev/hd2        --         /usr                   jfs2  12582912 rw         yes  no

/dev/hd9var     --         /var                   jfs2  6291456 rw         yes  no

/dev/hd3        --         /tmp                   jfs2  23068672 rw         yes  no

/dev/hd11admin  --         /admin                 jfs2  1048576 rw         yes  no

/proc           --         /proc                  procfs --      rw         yes  no

/dev/hd10opt    --         /opt                   jfs2  14680064 rw         yes  no

/dev/livedump   --         /var/adm/ras/livedump  jfs2  1048576 rw         yes  no

/dev/fwdump     --         /var/adm/ras/platform  jfs2  2097152 rw         no   no

/dev/VMLibrary  --         /var/vio/VMLibrary     jfs2  180355072 rw         yes  no

/dev/nonim_lv   --         /nonimlv               jfs   --      rw         no   no

_mnt_ceph_liujun_ 172.16.3.81/root /home/dennis/mnt       cifs  --      uid=0,gid=0,fmode=755,rw yes  no

/Storage/       172.16.1.18/zjqian /mnt/cifs5             cifs  --      uid=0,gid=0,fmode=755,rw yes  no

/Storage/       172.16.1.18/zjqian /mnt/cifs4             cifs  --      uid=0,gid=0,fmode=755,rw yes  no

/dev/fileAsDisk --         /var/vio/storagepools/fileAsDisk jfs2  --      rw         yes  no

/dev/fslv00     --         /export/lpp_source     jfs2  --      rw         yes  no

/dev/fslv01     --         /export/spot           jfs2  --      rw         yes  no

/dev/fslv02     --         /export/dd_resource    jfs2  --      rw         yes  no

/dev/fslv03     --         /export/eznim          jfs2  --      rw         yes  no

/dev/fslv04     --         /tftpboot              jfs2  --      rw         yes  no

/dev/lv00       --         /mkcd/cd_fs            jfs   2097152 rw         no   no

/dev/lv01       --         /mkcd/cd_images        jfs   17825792 rw         no   no

-bash-4.2#

:~$ mount

/dev/sda1 on / type ext4 (rw,errors=remount-ro,user_xattr)

proc on /proc type proc (rw,noexec,nosuid,nodev)

none on /sys type sysfs (rw,noexec,nosuid,nodev)

none on /sys/fs/fuse/connections type fusectl (rw)

none on /sys/kernel/debug type debugfs (rw)

none on /sys/kernel/security type securityfs (rw)

none on /dev type devtmpfs (rw,mode=0755)

none on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620)

none on /dev/shm type tmpfs (rw,nosuid,nodev)

none on /var/run type tmpfs (rw,nosuid,mode=0755)

none on /var/lock type tmpfs (rw,noexec,nosuid,nodev)

none on /lib/init/rw type tmpfs (rw,nosuid,mode=0755)

none on /var/lib/ureadahead/debugfs type debugfs (rw,relatime)

none on /proc/fs/vmblock/mountPoint type vmblock (rw)

binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,noexec,nosuid,nodev)

gvfs-fuse-daemon on /home/kysnail/.gvfs type fuse.gvfs-fuse-daemon (rw,nosuid,nodev,user=kysnail)

:~$ 

:~$ df -lhT

文件系统      类型    容量  已用 可用 已用% 挂载点

/dev/sda1     ext4     19G   11G  7.8G  57% /

none      devtmpfs    498M  248K  497M   1% /dev

none         tmpfs    502M  252K  501M   1% /dev/shm

none         tmpfs    502M   96K  502M   1% /var/run

none         tmpfs    502M     0  502M   0% /var/lock

none         tmpfs    502M     0  502M   0% /lib/init/rw

none       debugfs     19G   11G  7.8G  57% /var/lib/ureadahead/debugfs

:~$ 

:~$ sudo fdisk /dev/sda



WARNING: DOS-compatible mode is deprecated. It's strongly recommended to

         switch off the mode (command 'c') and change display units to

         sectors (command 'u').



Command (m for help): c

DOS Compatibility flag is not set



Command (m for help): u

Changing display/entry units to sectors



Command (m for help): p



Disk /dev/sda: 21.5 GB, 21474836480 bytes

255 heads, 63 sectors/track, 2610 cylinders, total 41943040 sectors

Units = sectors of 1 * 512 = 512 bytes

Sector size (logical/physical): 512 bytes / 512 bytes

I/O size (minimum/optimal): 512 bytes / 512 bytes

Disk identifier: 0x00077544



   Device Boot      Start         End      Blocks   Id  System

/dev/sda1   *        2048    40105983    20051968   83  Linux

/dev/sda2        40108030    41940991      916481    5  Extended

/dev/sda5        40108032    41940991      916480   82  Linux swap / Solaris



Command (m for help): q

:~$ sudo file -s /dev/sda

/dev/sda: x86 boot sector; partition 1: ID=0x83, active, starthead 32, startsector 2048, 40103936 sectors; partition 2: ID=0x5, starthead 254, startsector 40108030, 1832962 sectors, code offset 0x63

kysnail@ubunkysnail:~$ sudo file -s /dev/sda1

/dev/sda1: Linux rev 1.0 ext4 filesystem data, UUID=4942da40-8a49-4bfd-9dc2-45c906d48413 (needs journal recovery) (extents) (large files) (huge files)

:~$ 

:~$ sudo parted

GNU Parted 2.2

使用 /dev/sda

欢迎使用 GNU Parted! 输入 'help'可获得命令列表.

(parted) p                                                                

Model: VMware, VMware Virtual S (scsi)

磁盘 /dev/sda: 21.5GB

Sector size (logical/physical): 512B/512B

分区表：msdos



数字  开始：  End     大小    类型      文件系统        标志

 1    1049kB  20.5GB  20.5GB  primary   ext4            启动

 2    20.5GB  21.5GB  938MB   extended

 5    20.5GB  21.5GB  938MB   logical   linux-swap(v1)



(parted)                                                                  

# /etc/fstab: static file system information.

#

# Use 'blkid -o value -s UUID' to print the universally unique identifier

# for a device; this may be used with UUID= as a more robust way to name

# devices that works even if disks are added and removed. See fstab(5).

#

#     <<span style="color: rgb(0, 0, 255); font-family: 'Courier New' !important;">type>           

proc            /proc           proc    nodev,noexec,nosuid 0       0

# / was on /dev/sda1 during installation

UUID=4942da40-8a49-4bfd-9dc2-45c906d48413 /               ext4    errors=remount-ro,user_xattr 0       1

# swap was on /dev/sda5 during installation

UUID=935fb95d-771f-448e-9d23-4820106e1783 none            swap    sw              0       0

/dev/fd0        /media/floppy0  auto    rw,user,noauto,exec,utf8 0       0