| Linux data recovery is a real advantage when | | | | command FSCK to resolve the above mentioned |
| your LINUX hard disk is inaccessible and you don't | | | | issue, you encounter another erroneous message |
| even understand either the error message or the | | | | which reads as follows: |
| cause behind the same. Superblock corruption is | | | | "Error reading block 10125318 (Invalid argument) |
| one of the many possible errors like partition table | | | | while doing inode scan. Ignore error? |
| corruption, file system corruption or intrusion of | | | | Error reading block 10125319 (Invalid argument) |
| virus/malware etc. In a LINUX hard disk, the | | | | while doing inode scan. Ignore error?" |
| partition is divided into multiple file system blocks. | | | | Cause: |
| Among them, most blocks store user data and | | | | The primary cause behind these error messages |
| some blocks store information of the file system | | | | is either the corruption of the partition table or |
| itself or the meta data. Superblock is one of the | | | | the corruption of superblock. |
| common meta data structures, corruption of | | | | Resolution: |
| which lead to the inaccessibility of the hard disk | | | | |
| and you need a good Linux recovery software to | | | | 1. Unmount all the partitions using the command |
| recover back your data. | | | | 'unmount-a'. |
| Scenario: | | | | 2. Choose the alternate superblock that is used to |
| While trying to boot your system, you encounter | | | | be with the operating system and mount the file |
| a serious error and the whole data in your hard | | | | system. |
| disk became inaccessible. The error message may | | | | 3. Try to repair the corrupted hard drive partitions |
| read as follows: | | | | using the command 'e2fsck' command. |
| Error: | | | | If the above measure fails to repair the hard disk |
| "The filesystem size (according to the superblock) | | | | partition, try to recreate all the partitions. |
| is 12453462 blocks | | | | Recreating partition will erase all the previously |
| The physical size of the device is 10093482 | | | | saved data in the hard drive and to recover them |
| blocks | | | | back, you need a powerful Linux recovery |
| Either the superblock or the partition table is likely | | | | software. Usually, these utilities are efficient |
| to be corrupt" | | | | enough to recover all the inaccessible or |
| After this, when you manually try to run the | | | | formatted data from any Linux hard drive. |