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Resize Root Partition Without Reboot

Resize HD size in VC Run: (replace the device if needed)

echo 1 > /sys/class/scsi_device/2\:0\:0\:0/device/rescan
run fdisk:

print the old partition and save the output delete the root partition create a new partition using the SAME start block and make sure that the end block is higher than previous one (enter, enter, enter…) write changes (ignore error) run:

partx -u /dev/sda
resize2fs -f /dev/sda3

Make sure everything is OK:

df -h

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