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| #Expand /tmp (if tmpfs) | |
| mount -o remount,size=5G /tmp/ | |
| # Clone to multiple disks with progress | |
| dd if=/dev/sda | pv -s $(blockdev --getsize64 /dev/sda) | tee >(dd of=/dev/sdb) | tee >(dd of=/dev/sdc) | dd of=/dev/sdd | |
| # faster... and source can be image or device | |
| pv /dev/sda | tee >(dd bs=64k of=/dev/sdb) >(dd bs=64k of=/dev/sdc) >(dd bs=64k of=/dev/sdd) | dd bs=64k of=/dev/sde |
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