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datarecovery:ext4 [2016/08/20 18:11] – niziakdatarecovery:ext4 [2020/04/23 08:26] (current) – niziak
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 +====== EXT4 ======
 +
 ==== Determine FS block size ==== ==== Determine FS block size ====
 <code bash> <code bash>
Line 6: Line 8:
 Blocks per group:         32768 Blocks per group:         32768
 </code> </code>
 +
 +Try to read bad sector:
 +<code bash>hdparm --read-sector 965009739 /dev/sda</code>
 +
 +Write sector with zeros:
 +<code bash>hdparm --yes-i-know-what-i-am-doing --repair-sector 965009739 /dev/sda</code>
 +
  
 ==== ext4 on LUKS ==== ==== ext4 on LUKS ====