您如何监视dd的进度？

#1 楼

sudo apt-get install pv

dd if=/dev/urandom | pv | dd of=/dev/null

1,74MB 0:00:09 [ 198kB/s] [      <=>                               ]

sudo dd if=/dev/sdb of=DriveCopy1.dd bs=4096

sudo dd if=/dev/sdb | pv -s 2G | dd of=DriveCopy1.dd bs=4096

440MB 0:00:38 [11.6MB/s] [======>                             ] 21% ETA 0:02:19

pv /home/user/bigfile.iso | md5sum

50,2MB 0:00:06 [8,66MB/s] [=======>         ] 49% ETA 0:00:06

dd if=/dev/urandom of=/dev/null status=progress

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

#2 楼

sudo kill -USR1 $(pgrep ^dd)

#3 楼

sudo apt-get install pv

pv -n /dev/urandom | dd of=/dev/null
pv -tpreb source.iso | dd of=/dev/BLABLA bs=4096 conv=notrunc,noerror

(pv -n /dev/sdX | dd of=/dev/sdX bs=128M conv=notrunc,noerror) 2>&1 | dialog --gauge "Running dd command (cloning), please wait..." 10 70 0

#4 楼

load: 1.51  cmd: dd 31215 uninterruptible 0.28u 3.67s
321121+0 records in
321120+0 records out
164413440 bytes transferred in 112.708791 secs (1458745 bytes/sec)

#5 楼

#6 楼

#7 楼

wget ftp://ftp.gnu.org/pub/gnu/coreutils/coreutils-8.24.tar.xz
tar -xf coreutils-8.24.tar.xz
cd coreutils-8.24
./configure && make -j $(nproc)

sudo su
cd src
./dd if=/dev/sdc of=/dev/sda conv=noerror status=progress

dd --version

cd coreutils-8.24/src
./dd --version

#8 楼

watch ls -l /pathtofile/filename

watch ls -sh /pathtofile/filename

#9 楼

[1]+  Done dd if=/path/file.qcow2 of=/dev/kvm/pxetest bs=4194304 conv=sparse
-bash: kill: (60111) - No such process

 dd if=/path/to/bigimage of=/path/to/newimage conv=sparse bs=262144 & bgid=$!; while true; do sleep 1; kill -USR1 $bgid || break; sleep 4; done

#10 楼

kill -USR1 < dd pid >

#11 楼

dd bs=4M if=/media/severus/tools-soft/OperatingSystems/ubuntu-16.04-desktop-amd64.iso of=/dev/null status=progress && sync

#12 楼

 dd if=... of=... bs=4M status=progress oflag=dsync

#13 楼

sudo dd if=mydistrib.iso of=/dev/sdb status=progress conv=fsync

#14 楼

#15 楼

watch killall -USR1 dd

watch -n 5 killall -USR1 dd

#16 楼

# dd if=/dev/vvg0/root of=/dev/vvg1/root bs=4M
    2GB 0:00:17 [ 120MB/s] [===========================================================>] 100%            
0+16384 records in
0+16384 records out
2147483648 bytes (2.1 GB) copied, 18.3353 s, 117 MB/s

dd()
{
    local dd=$(which dd); [ "$dd" ] || {
        echo "'dd' is not installed!" >&2
        return 1
    }

    local pv=$(which pv); [ "$pv" ] || {
        echo "'pv' is not installed!" >&2
        "$dd" "$@"
        return $?
    }

    local arg arg2 infile
    local -a args
    for arg in "$@"
    do
        arg2=${arg#if=}
        if [ "$arg2" != "$arg" ]
        then
            infile=$arg2
        else
            args[${#args[@]}]=$arg
        fi
    done

    "$pv" -tpreb "$infile" | "$dd" "${args[@]}"
}

#17 楼

function vdd {
    sudo dd "$@" &
    sudo sh -c "while pkill -10 ^dd$; do sleep 5; done"
}

#18 楼

coreutils-8.22-23.el7.x86_64 : A set of basic GNU tools commonly used in shell scripts

[root@hostname /]# dd --version
dd (coreutils) 8.22
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Written by Paul Rubin, David MacKenzie, and Stuart Kemp.

#19 楼

#20 楼

dd if=/dev/sda of=file.img & progress -mp $!

sudo dd if=/dev/sda of=file.img &
sudo progress -m
# with no -p, this will wait for all coreutil commands to finish
# but $! will give the sudo command's pid