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Usage: fdisk [-l] [-b SSZ] [-u] device E.g.: fdisk /dev/hda (for the first IDE disk)
5 j7 ?; g! x. q: Y or: fdisk /dev/sdc (for the third SCSI disk)
4 r$ H8 E. h6 l' z/ i0 [2 R or: fdisk /dev/eda (for the first PS/2 ESDI drive)
+ U+ g" S* C R0 f or: fdisk /dev/rd/c0d0 or: fdisk /dev/ida/c0d0 (for RAID devices). h( F# z, \+ c5 o
...
' Z: a# l* | ?1 @+ a: u# T- df -k5 K& [' M8 W5 F: L
- df -lh
S- Z1 k+ e* Q( P$ Q# X - 查看有几块硬盘：fdisk -l) \2 q4 M0 a, a8 U% ^& K( D! g
# M* V" k5 t6 f7 t6 ] /dev/sda3 3723848 705968 2828716 20% /" z: J1 i# B( k
/dev/sda1 101089 9274 86596 10% /boot
# K7 u: p y" V* o+ Q none 14520 0 14520 0% /dev/shm
8 O: h o- Y$ V& ? 对新硬盘分区，4G硬盘中划出1G作为新分区。给/home使用: }) {; V( V8 T1 X2 \
Device contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabel
' C" T' G0 I* C7 y8 l5 m Building a new DOS disklabel. Changes will remain in memory only,
8 M6 w0 M8 ~" _8 J5 P% i until you decide to write them. After that, of course, the previous0 \+ D, K9 ~% v0 \+ a
content won't be recoverable.% Z9 n8 K8 d) F$ t+ J: M5 b
The number of cylinders for this disk is set to 8322.
+ {; W+ b% C0 O9 Y' m K) A There is nothing wrong with that, but this is larger than 1024,3 [; g# s+ f8 R4 K6 t
and could in certain setups cause problems with:9 w4 h$ Y: H, b' ]
1) software that runs at boot time (e.g., old versions of LILO)
5 O% s# b* `9 c9 M 2) booting and partitioning software from other OSs# z! @1 B1 l1 m9 ~* N
(e.g., DOS FDISK, OS/2 FDISK); M7 ?) P4 s1 {
Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)! b4 I* |0 J! B7 f3 F: B
Command (m for help): p
* g! }" M* i) s+ `& J Disk /dev/hda: 4294 MB, 4294967296 bytes) B1 U$ {9 R: o8 Y9 p! G$ m
16 heads, 63 sectors/track, 8322 cylinders; k1 Y/ s/ e, R
Units = cylinders of 1008 * 512 = 516096 bytes
* T q; s* T4 F5 F Device Boot Start End Blocks Id System
% b9 N( j# m* G9 j Command (m for help): m
" q( z3 f' Y' S Command action \3 o/ A4 v, F) n2 g4 ]) B; \
a toggle a bootable flag
& M8 \, O8 r, u b edit bsd disklabel( v: F: S4 e3 |3 A6 g4 c
c toggle the dos compatibility flag
9 E; U! P0 i) q2 X3 M( c d delete a partition( |3 q. S; @+ q8 ?- _1 ]
l list known partition types Q4 S) g- a) D' T+ _, `
m print this menu$ |" f# x* N/ X% s- k& M
n add a new partition
8 v" V: Z* N2 t |7 H( Y. @ o create a new empty DOS partition table
& \* c+ k0 u q9 ?& Z$ d9 Y p print the partition table* f: c' g: F% k9 m
q quit without saving changes
4 B# S8 _1 g! ?% {! I/ r s create a new empty Sun disklabel
6 E1 P) Y$ {- H% a! d3 A t change a partition's system id
* K, X+ f7 {$ g% q u change display/entry units4 O f1 c* w2 o2 X& H0 x, O
v verify the partition table. _8 H% `$ W4 N$ H; c; a( g0 M
w write table to disk and exit. @1 ]! s% m4 B3 s1 |6 s
x extra functionality (experts only)
+ G# K5 Q! X' r' ~1 @3 B" P Command (m for help): n6 C, D# b% m6 J- u; T
Command action: F/ a ~5 W0 R
e extended6 O1 G" `# r2 C1 M- j, _
p primary partition (1-4)
+ m4 c" f% k6 j8 W) Y6 b p
9 F( I. c, ]8 ~ Partition number (1-4): 1
2 z* i) z6 o; B% e: o$ w First cylinder (1-8322, default 1): ( w8 @% e+ `% i, f& \3 r
Using default value 1( i4 j8 Z, b; h# T+ Q; E
Last cylinder or +size or +sizeM or +sizeK (1-8322, default 8322): 1000G+ K: f) U7 r" Q# C' E% u2 Z
Command (m for help): p
1 \* g8 Z' B% t4 I Disk /dev/hda: 4294 MB, 4294967296 bytes9 ~4 G) Q; f, e5 m& N: v: L
16 heads, 63 sectors/track, 8322 cylinders2 _1 }+ K; T. m q% q: X- D1 O
Units = cylinders of 1008 * 512 = 516096 bytes5 \0 i! V$ N5 D+ X8 \" a8 y
Device Boot Start End Blocks Id System; e! |/ G- N+ v; u' K L) m+ n
/dev/hda1 1 1000 503968+ 83 Linux9 ?# }0 T: j/ Z; _: s7 A
Command (m for help): w
1 A4 }- a# f3 O+ U: R' }9 M The partition table has been altered!+ j( Y$ T/ U# L. o$ v# G
Calling ioctl() to re-read partition table.7 T0 v8 |) G. z! S z7 m( X& G
Syncing disks.) K7 I( [3 x! H# [8 M4 o7 W: |
//格式化新分区
, P# P! P' I* q7 @5 [mke2fs 1.32 (09-Nov-2002)0 D8 K3 A- v; h# k% n* U
Filesystem label=9 c- _3 P0 l& G7 p4 N
OS type: Linux. i4 d* T, k8 r3 F' ?, J; s7 _; c
Block size=1024 (log=0)
5 x$ P' s% G: N, ^ O' Q Fragment size=1024 (log=0), @" X% O/ q2 t: x$ d) T: f _1 x
126480 inodes, 503968 blocks
6 ]" S4 P2 r. F5 P0 f# b: w/ h6 D 25198 blocks (5.00%) reserved for the super user6 @, z+ y: N4 w5 R. U
First data block=16 s5 w9 t. e5 Q
62 block groups1 d4 P y9 C) [! _4 m( N7 s4 d! Q
8192 blocks per group, 8192 fragments per group: M: H1 C' N) j- J/ A9 W3 i* D
2040 inodes per group# Y' ]/ x! p; l# _1 k+ c' f2 c
Superblock backups stored on blocks: ; L0 v/ z9 Z3 T9 R
8193, 24577, 40961, 57345, 73729, 204801, 221185, 401409
* e' R1 Y+ p3 U# F- |- ?. w8 m Writing inode tables: done
; H1 A3 _7 \8 P8 o4 L p, ` Creating journal (8192 blocks): done5 o/ U, [0 B5 x( ^2 S
Writing superblocks and filesystem accounting information: done
9 f7 ^. V5 ?( E3 z This filesystem will be automatically checked every 30 mounts or
7 R X# P; I7 |) K9 I3 ?6 O 180 days, whichever comes first. Use tune2fs -c or -i to override. ]! h- V! @ N: M5 G* Z
文件系统 1K-块 已用 可用 已用% 挂载点, O; @! f) ]' V2 S; D
/dev/sda3 3723848 705992 2828692 20% /( z/ S9 ^* d& H9 ]6 n+ n. ?
/dev/sda1 101089 9274 86596 10% /boot
; i5 ]; |. I8 J, }9 Y( W none 14520 0 14520 0% /dev/shm
( H/ v0 N/ v: s( u3 I //挂上新分区
& S: ~% r5 v% t+ x" V- w- R- mount /dev/hda1 /home
0 k, G, y3 G6 J. o* H- Z( B - df -k
/dev/sda3 3723848 705992 2828692 20% /
4 N! f/ D8 g& s) I8 t: z( e /dev/sda1 101089 9274 86596 10% /boot) T! n& X4 e {7 s4 o
none 14520 0 14520 0% /dev/shm' u( q, i# I N
/dev/hda1 488006 8239 454569 2% /home1 p: _7 C: E1 R$ t; o) k
( J! `) V" z3 p3 _0 q+ A自动挂载：4 A w8 k* i: _$ b- m
- vi /etc/fstab
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- /dev/sdb5 /mnt/ljp1 ext3 defaults 0 0
- F, ^$ ]: v! |4 o
C" [- m* D6 u! Z$ p% Y; F- /dev/sdb6 /mnt/ljp2 ext3 defaults 0 0
; y, d+ ?: V4 s, m: A- mount /dev/sdb5 /mnt/ljp1" j3 E q' w( s) ]8 y2 W
- v( o& @& L) W3 n
- mount /dev/sdb6 /mnt/ljp2
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% g# q+ J7 v( I; a2 d# U+ w0 l5 w
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发表于 2014-2-9 19:20:26