lulzette/hdd-fixBlocks
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More simple and reliable way

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lulzette 2023-11-11 23:18:15 +03:00
parent 357c7120c6
commit 3ef9a9376a
1 changed files with 12 additions and 22 deletions
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34
fixBlocks.sh
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@ -5,35 +5,25 @@
#ACHTUNG! данные на диске могут быть утеряны!
#Написано для диска sdba с одним разделом sdb1 на весь диск
DISK="/dev/sdb"
DISK="/dev/sda"
block=$(smartctl --all $DISK | grep 'Short offline' | grep '# 1' | awk '{print $10}')
block=$(sudo smartctl --all $DISK | grep 'Short offline' | head -1 | awk '{print $10}')
echo "Fixing: " $block
calcForm="(($block-2048)*512)/4096"
sudo hdparm --read-sector $block $DISK
sudo hdparm --repair-sector $block --yes-i-know-what-i-am-doing $DISK
sudo hdparm --read-sector $block $DISK
ddblock=$(echo $calcForm | bc)
sudo smartctl -t short $DISK -q errorsonly
#echo '(($block-2048)*512)/4096'
while `sudo smartctl -a $DISK | grep -q 'Self_test_in_progress'`
do
sleep 1
done
echo "seek (dd): " $ddblock
dd if=/dev/random of=$DISK'1' bs=4096 count=1 seek=$block
echo ""
let ddblock+=1
echo "seek (dd): " $ddblock
dd if=/dev/random of=$DISK'1' bs=4096 count=1 seek=$block
echo ""
let ddblock-=2
echo "seek (dd): " $ddblock
dd if=/dev/random of=$DISK'1' bs=4096 count=1 seek=$block
echo ""
smartctl -t short $DISK -q errorsonly
sleep 10
sleep 20
echo "New badblock: "
smartctl --all $DISK | grep 'Short offline' | grep '# 1' | awk '{print $10}'
sudo smartctl --all $DISK | grep 'Short offline' | grep '# 1' | awk '{print $10}'
exit 0