shell mv cp image in parallel 多线程解压parallel
# apt install parallel
# mkdir -p 1Kx1K/img
# ls 1Kx1K/img_9*.jpg |parallel -j 80 mv {} 1Kx1K/img
https://saveriomiroddi.github.io/Running-shell-commands-in-parallel-via-gnu-parallel/
parallel -j 32 "unzip {}" ::: `ls train2017.zip`
or:
https://blog.csdn.net/qq_35515661/article/details/100770971
parallel
https://www.jianshu.com/p/cc54a72616a1
https://blog.csdn.net/u011679539/article/details/82505156