zip dd做映像檔pv秀進度

寫出成img
 dd if=/dev/sdb bs=1M | pv | zip bpi-m3-mate1604-0509.zip -
updating: -51.6MB 0:00:01 [51.6MB/s] [<=>                                       輸入 15279+0 個紀錄4MB/s] [                       <=>                          ]
輸出 15279+0 個紀錄
複製了 16021192704 個位元組 (16 GB), 476.674 s, 33.6 MB/s
14.9GB 0:07:56 [32.1MB/s] [                      <=>                           ]
 (deflated 77%)

寫回SD卡去
 unzip -p bpi-m3-mate1604-0509.zip | pv | dd of=/dev/sdb bs=10M status=noxfer
14.9GB 0:19:38 [  13MB/s] [                    <=>                             ]
輸入 0+124701 個紀錄
輸出 0+124701 個紀錄