12/01/27 19:32:43.61
>>232
$ cat ./test.sh
#!/bin/sh
device=/dev/sda
total_size=`fdisk -l $device | grep "Disk $device" | awk '{print $5}'`
echo $total_size
$ sudo ./test.sh 2> /dev/null
21474836480
12/01/27 19:32:43.61
>>232
$ cat ./test.sh
#!/bin/sh
device=/dev/sda
total_size=`fdisk -l $device | grep "Disk $device" | awk '{print $5}'`
echo $total_size
$ sudo ./test.sh 2> /dev/null
21474836480