57 lines
1.1 KiB
Bash
57 lines
1.1 KiB
Bash
|
#!/bin/bash
|
||
|
block=$(smartctl --all /dev/sda | grep 'Short offline' | grep '# 1' | awk '{print $10}')
|
||
|
echo "Fixing: " $block
|
||
|
|
||
|
calcForm="(($block-2048)*512)/4096"
|
||
|
|
||
|
ddblock=$(echo $calcForm | bc)
|
||
|
|
||
|
#echo '(($block-2048)*512)/4096'
|
||
|
|
||
|
echo "for dd: " $ddblock
|
||
|
dd if=/dev/random of=/dev/sda1 bs=4096 count=1 seek=$block
|
||
|
echo ""
|
||
|
|
||
|
let ddblock+=1
|
||
|
echo "for dd: " $ddblock
|
||
|
dd if=/dev/random of=/dev/sda1 bs=4096 count=1 seek=$block
|
||
|
echo ""
|
||
|
|
||
|
let ddblock-=2
|
||
|
echo "for dd: " $ddblock
|
||
|
dd if=/dev/random of=/dev/sda1 bs=4096 count=1 seek=$block
|
||
|
echo ""
|
||
|
|
||
|
smartctl -t short /dev/sda -q errorsonly
|
||
|
sleep 10
|
||
|
echo "New badblock: "
|
||
|
smartctl --all /dev/sda | grep 'Short offline' | grep '# 1' | awk '{print $10}'
|
||
|
|
||
|
exit 0
|
||
|
|
||
|
#######
|
||
|
|
||
|
bc 1.07.1
|
||
|
Copyright 1991-1994, 1997, 1998, 2000, 2004, 2006, 2008, 2012-2017 Free Software Foundation, Inc.
|
||
|
This is free software with ABSOLUTELY NO WARRANTY.
|
||
|
For details type `warranty'.
|
||
|
L=99846
|
||
|
(standard_in) 1: syntax error
|
||
|
l=99846
|
||
|
s=2048
|
||
|
b=4096
|
||
|
(l-s)*512
|
||
|
50072576
|
||
|
50072576/b
|
||
|
12224
|
||
|
l=109614
|
||
|
((l-s)*512)/b
|
||
|
13445
|
||
|
l=128153
|
||
|
((l-s)*512)/b
|
||
|
15763
|
||
|
l=484030
|
||
|
((l-s)*512)/b
|
||
|
60247
|
||
|
|