是否有可能看到cp速度和复制百分比？

#1 楼

rsync --info=progress2 source dest

rsync --progress source dest

#2 楼

pv inputfile > outputfile

tar c sourceDirectory | pv | tar x -C destinationDirectory

cpstat () {
  tar c "" | pv | tar x -C ""
}

cpstat () {
  tar cf - "" | pv | (cd "";tar xf -)
}

cpstat sourceDirectory destinationDirectory

#3 楼

rsync -avh --progress sourceDirectory destinationDirectory

#4 楼

# progress -m

[30904] cp /home/user/file.mp4
        2.3% (200.9 MiB / 8.4 GiB) 3.6 MiB/s remaining 0:38:58

cd /tmp
wget http://ftp.gnu.org/gnu/coreutils/coreutils-8.21.tar.xz
tar -xvJf coreutils-8.21.tar.xz
cd coreutils-8.21
wget https://raw.githubusercontent.com/atdt/advcpmv/master/advcpmv-0.5-8.21.patch
patch -p1 -i advcpmv-0.5-8.21.patch

export FORCE_UNSAFE_CONFIGURE=1
./configure
make

cp src/cp /usr/local/bin/cp
cp src/mv /usr/local/bin/mv

alias cp='cp -gR'
alias mv='mv -g'

0 files copied so far...                                              194.4 MiB /   8.4 GiB
[||--------------------------------------------------------------------------------]  2.3 %
Copying at   3.3 MiB/s (about 0h 5m 47s remaining)
/home/user/file.mp4                                                   194.4 MiB / 446.1 MiB
[||||||||||||||||||||||||||||||||||||----------------------------------------------] 43.6 %

#5 楼

#6 楼

while true; do sourcesize=n destdir=/path/destinationdirectory/ copyprogress="$(export | du -sh $destdir | awk '{print }' | sed 's/[^0-9.]*//g' )" ; echo "scale=3 ; $copyprogress / $sourcesize * 100" | bc | xargs echo -n ; echo % completed ; sleep 10 ; done

0.100% completed
0.200% completed
0.300% completed 
... etc

#7 楼

function cpstat () {

    tar -cf - "${@: 1: $#-1}" |
    pv -s "$( du -cs -BK --apparent-size "${@: 1: $#-1}" |
              tail -n 1 |
              cut -d "$(echo -e "\t")" -f 1)" |
    ( cd "${@: $#}"; tar -xf - )

;}

#8 楼

#9 楼

sudo watch lsof -p`pgrep -x cp`

#10 楼

#11 楼

dd if=src of=dst status=progress

462858752 bytes (463 MB, 441 MiB) copied, 38 s, 12,2 MB/s

#12 楼

#13 楼

#14 楼

Every 2.0s: cat /proc/20977/io                                                      Thu Sep 28 04:08:57 2017

rchar: 268573800
wchar: 268500992
syscr: 4112
syscw: 4097
read_bytes: 268697600
write_bytes: 0
cancelled_write_bytes: 0

#15 楼

sudo apt-get install libncurses-dev

sudo apt-get install libncurses5-dev

make && make install

man vcp

#16 楼

time rsync -a --info=progress2 --stats source destination 

$ time rsync -a --info=progress2 --stats mydir mydir_copy
              0   0%    0.00kB/s    0:00:00 (xfr#0, to-chk=0/289187)   

Number of files: 289,187 (reg: 266,595, dir: 22,580, link: 12)
Number of created files: 0
Number of deleted files: 0
Number of regular files transferred: 0
Total file size: 48,621,942,935 bytes
Total transferred file size: 0 bytes
Literal data: 0 bytes
Matched data: 0 bytes
File list size: 2,096,688
File list generation time: 0.017 seconds
File list transfer time: 0.000 seconds
Total bytes sent: 11,036,784
Total bytes received: 24,420

sent 11,036,784 bytes  received 24,420 bytes  4,424,481.60 bytes/sec
total size is 48,621,942,935  speedup is 4,395.72

real    0m2.798s
user    0m1.115s
sys 0m1.935s

$ time rsync -a --info=progress2 --stats mydir mydir_bak
 48,621,942,066  99%  239.88MB/s    0:03:13 (xfr#266595, to-chk=0/289188)   

Number of files: 289,188 (reg: 266,595, dir: 22,581, link: 12)
Number of created files: 289,188 (reg: 266,595, dir: 22,581, link: 12)
Number of deleted files: 0
Number of regular files transferred: 266,595
Total file size: 48,621,942,935 bytes
Total transferred file size: 48,621,942,066 bytes
Literal data: 48,621,942,066 bytes
Matched data: 0 bytes
File list size: 12,515,323
File list generation time: 0.034 seconds
File list transfer time: 0.000 seconds
Total bytes sent: 48,656,219,349
Total bytes received: 5,209,801

sent 48,656,219,349 bytes  received 5,209,801 bytes  251,480,254.01 bytes/sec
total size is 48,621,942,935  speedup is 1.00

real    3m13.408s
user    2m40.937s
sys 1m0.627s

#17 楼