全shell光猫备份系统分区的命令，欢迎试用

shring

" F: V4 U) q0 r0 h) I- _1 s, H按照楼主的方法，为什么提示出错？
9 g/ c; l( ?' |; ?' }% t

s88s

看不懂。。。

tao8886999

Login:root
# k( s+ y  ]. iPassword:
" m0 ?3 N# T: N, o3 RPassword is default value, please modify it!
WAP>su
success!
SU_WAP>shell

9 d+ g4 J: q* J3 }! a: p- VBusyBox v1.18.4 (2015-03-31 23:19:06 CST) built-in shell (ash)
; A/ _# x% v8 Z- t6 Y. {( ^- oEnter 'help' for a list of built-in commands.

profile close core dump
WAP(Dopra Linux) # #!/bin/sh
0 |- p8 \, v9 ~; K0 UWAP(Dopra Linux) # dev=`cat /proc/mtd|awk '{print $1}'|sed -n '2,$p'| sed 's/://

! z* N- `6 P# \. p, e- Dg'`
4 h( N" s, c. }4 J3 y, YWAP(Dopra Linux) # for i in $dev ;
- T: A2 M+ [) s" v# ^: |> do
> dd if=/dev/$i of=/tmp/$i.bin ;
  E* ?2 E% E5 T- }> done
% b: V1 O. K+ k/ l- M2048+0 records in
' a2 N# I8 X; y# R8 T" d' h( I2048+0 records out
1048576 bytes (1.0MB) copied, 0.169414 seconds, 5.9MB/s
dd: writing '/tmp/mtd1.bin': No space left on device
8 N0 N6 d' r# p' q. a6 I& L) M18385+0 records in
; A2 P; R) x0 d, S/ [. x5 P* L: J  M18384+0 records out
9412608 bytes (9.0MB) copied, 1.499058 seconds, 6.0MB/s
0+0 records in
, ~9 |3 j' J' f8 j0 |& f0+0 records out
1 x, \: C4 ?  Z" ~$ c/ P* f0 bytes (0B) copied, 0.000104 seconds, 0B/s
& x% @' x7 R+ y2 K+ Y, Z1 gdd: writing '/tmp/mtd3.bin': No space left on device
1+0 records in
0+0 records out
0 bytes (0B) copied, 0.000569 seconds, 0B/s
dd: writing '/tmp/mtd4.bin': No space left on device
1+0 records in
0+0 records out
) n/ F! @2 A* e# ~+ \+ q0 y0 bytes (0B) copied, 0.000568 seconds, 0B/s
" @4 W2 f% x. e1 u5 l9 d; K( Ddd: writing '/tmp/mtd5.bin': No space left on device
( L8 u, }* p. B1+0 records in
0+0 records out
0 bytes (0B) copied, 0.000568 seconds, 0B/s
# c3 a5 Q, b1 M3 O- bdd: writing '/tmp/mtd6.bin': No space left on device
1+0 records in
0+0 records out
/ F0 P+ ]# z8 K, }0 bytes (0B) copied, 0.000557 seconds, 0B/s
dd: writing '/tmp/mtd7.bin': No space left on device
1 G/ B4 b  X, Z/ ?3 C( r1+0 records in
: e2 M% M( u9 c; l) m* r; P) c- O0+0 records out
0 bytes (0B) copied, 0.000569 seconds, 0B/s
dd: writing '/tmp/mtd8.bin': No space left on device
& _2 n5 G5 ^/ w1+0 records in
  `: b7 d# G0 A& d; W& L0+0 records out
0 bytes (0B) copied, 0.000561 seconds, 0B/s
dd: writing '/tmp/mtd9.bin': No space left on device
1+0 records in
0+0 records out
0 bytes (0B) copied, 0.001088 seconds, 0B/s
dd: writing '/tmp/mtd10.bin': No space left on device
# ^8 I3 P! Z, T' ]5 i; V0 E8 p1+0 records in
0+0 records out
  J' ?  i5 s, E! v# B  y0 bytes (0B) copied, 0.000561 seconds, 0B/s
1 g& t, @5 j, E- |3 h' mdd: writing '/tmp/mtd11.bin': No space left on device
) O; }1 s5 l+ p: o3 P5 Z1+0 records in
# c" f; C% y2 q+ S4 o- _9 ^0+0 records out
0 bytes (0B) copied, 0.000557 seconds, 0B/s
7 K5 A5 b% z1 ?# s3 I6 H0 Qdd: writing '/tmp/mtd12.bin': No space left on device
: x& B3 I, i. d* Y1+0 records in
# ^* O, {! I4 ]# Y1 X2 l1 Q0+0 records out
0 bytes (0B) copied, 0.000571 seconds, 0B/s
dd: writing '/tmp/mtd13.bin': No space left on device
1+0 records in
0+0 records out
0 Y( r5 U+ U) O7 A" a: J/ r8 Z; q0 bytes (0B) copied, 0.000564 seconds, 0B/s
1 c! Y, W+ l& T/ P; [1 Rdd: writing '/tmp/mtd14.bin': No space left on device
  t" Q3 M2 l" S$ n! T( x1 d4 r1+0 records in
0+0 records out
, ^) z* S; z) j( ?" x0 bytes (0B) copied, 0.000561 seconds, 0B/s
0 h, y. s- \0 w: udd: writing '/tmp/mtd15.bin': No space left on device
1+0 records in
% u: G6 Q; L6 i/ F, M0+0 records out
0 bytes (0B) copied, 0.000566 seconds, 0B/s
dd: writing '/tmp/mtd16.bin': No space left on device
5 I5 X6 M+ H' h0 i# \* n3 r1+0 records in
0+0 records out
0 bytes (0B) copied, 0.004745 seconds, 0B/s
WAP(Dopra Linux) # cd /tmp
WAP(Dopra Linux) # cat /proc/mtd > mtd.log
cat: write error: No space left on device
WAP(Dopra Linux) # tar czvf fw.tar.gz *.bin mtd.log
mtd0.bin
gzip: short write
6 r' Z- Q% L- y* \: Utar: write error: Broken pipe
& ^1 l- @" {  bWAP(Dopra Linux) # tftp -p -l fw.tar.gz 192.168.1.100
) [" Q$ Z6 r8 y+ ?" c( YWAP(Dopra Linux) # rm -f  fw.tar.gz *.bin
提示错误，因空间不足，备份文件只有0字节。

tao8886999

WAP(Dopra Linux) # cat /proc/mtd > mtd.log
, i, S) s0 j( I+ _" T8 o% Xcat: write error: No space left on device
2 T" a+ g' Y" C, C在这里提示空间不足

乱了咸觉察

好东西藏自治区

hxhj

这个谁懂，感觉很有用的样子。

q30445518

我想试试，你们谁成功了？

qxyjj

有成功备份的吗？？

rupeng

谢谢分享。。。。

zhujinghu

提示空间不足