lulzette/hdd-fixBlocks
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unhardcoded

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lulzette 2021-02-22 12:42:17 +03:00
parent ff911640d5
commit 357c7120c6
1 changed files with 11 additions and 11 deletions
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22
fixBlocks.sh
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@ -3,11 +3,11 @@
#info @ EOF
#Скриптец проходится по ошибкам на диске и затирает их ddшкой.
#ACHTUNG! данные на диске могут быть утеряны!
#Написано для диска sda с одним разделом sda1 на весь диск
#Написано для диска sdba с одним разделом sdb1 на весь диск
DISK="/dev/sda"
DISK="/dev/sdb"
block=$(smartctl --all /dev/sda | grep 'Short offline' | grep '# 1' | awk '{print $10}')
block=$(smartctl --all $DISK | grep 'Short offline' | grep '# 1' | awk '{print $10}')
echo "Fixing: " $block
calcForm="(($block-2048)*512)/4096"
@ -16,24 +16,24 @@ 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 "seek (dd): " $ddblock
dd if=/dev/random of=$DISK'1' 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 "seek (dd): " $ddblock
dd if=/dev/random of=$DISK'1' 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 "seek (dd): " $ddblock
dd if=/dev/random of=$DISK'1' bs=4096 count=1 seek=$block
echo ""
smartctl -t short /dev/sda -q errorsonly
smartctl -t short $DISK -q errorsonly
sleep 10
echo "New badblock: "
smartctl --all /dev/sda | grep 'Short offline' | grep '# 1' | awk '{print $10}'
smartctl --all $DISK | grep 'Short offline' | grep '# 1' | awk '{print $10}'
exit 0