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datarecovery:lvm [2023/01/27 09:35] – niziakdatarecovery:lvm [2023/01/28 18:52] (current) – niziak
Line 104: Line 104:
 Confirm that sector read fails: Confirm that sector read fails:
  
 +<code bash>
 dd if=/dev/sda of=/tmp/dump.raw bs=512 count=1 skip=85981696 dd if=/dev/sda of=/tmp/dump.raw bs=512 count=1 skip=85981696
 hdparm --read-sector 85981696 /dev/sda hdparm --read-sector 85981696 /dev/sda
 hdparm --write-sector 85981696 --yes-i-know-what-i-am-doing  /dev/sda hdparm --write-sector 85981696 --yes-i-know-what-i-am-doing  /dev/sda
 +</code>
 +
  
  
Line 115: Line 118:
   40 51 80 80 06 20 e5  Error: UNC 128 sectors at LBA = 0x05200680 = 85984896  to 85985023   40 51 80 80 06 20 e5  Error: UNC 128 sectors at LBA = 0x05200680 = 85984896  to 85985023
  
 +<code bash>
 for i in {85984896..85985023}; do echo $i; hdparm --write-sector $i --yes-i-know-what-i-am-doing  /dev/sda; don for i in {85984896..85985023}; do echo $i; hdparm --write-sector $i --yes-i-know-what-i-am-doing  /dev/sda; don
 +</code>