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fragtion/linux hacks and shortcuts

Last active February 11, 2021 14:05
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linux hacks and shortcuts
#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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