Sunday, 9 February 2014

Linux Error 'Either the superblock or the partition table is likely to be corrupt!' - Computers

The following error message in Linux operating system may annoy you when you run the fsck command with the sudden fear of losing the precious data:"The filesystem size (according to the superblock) is xxxThe physical size of the device is xxxEither the superblock or the partition table is likely to be corrupt!"The superblock is the important data structure of Linux file systems which describes the size of the inode-table and the size of the total file system. This also contains the information like File system type, size, status, information about the metadata structures. Thus this shows that the loss of either information may create serious problems of data loss in Linux.The problem could be if some files have been attempted to write upon the portion of the disk where the superblock is stored and the filesystem wouldn't allow it to write. The solution of the problem runs in three steps:1. Unmount all the partitions using the 'unmount-a' command in single user mode2. Repai r the partitions 3. Resize the partitionsResizing the partitions without repairing them may complicate the problem with the following error message:"attempt to read block from filesystem resulted in short read while trying to resize"So this is advised to repair the partitions first using e2fsck -cc /dev/md3 command. The process is safe if you have the backup copy of the data and if you don't have, you certainly require tool for Linux recovery.Resizing the partitions would delete all your data, thus the perfect scanning procedure to scan the hard drive and hence Linux data recovery software is required. These are the tools are built with the indigenous technology to run the powerful algorithms.Developed by different data recovery companies, these software allow the users to work through the interactive interface. These data recovery Linux software address all data loss problems Stellar Phoenix Linux Data Recovery software is the superbly built Linux recovery tool for Ext2, E xt3 and Reiser FS file systems. This software uses the extensive scanning algorithms oriented to complete data recovery Linux. The software supports all the Linux flavors for Linux data recovery.You can apply this utility after any instance of data loss. This software offers you the graphically rich user interface which can be checked through its demo version, available on Stellar's website.





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Saturday, 8 February 2014

Bug 53102 in Linux - Computers - Data Recovery

With Bug 53102 in your Linux system, you may find a number of problems got attached to your system:The system wont unmountSystem freezes sometimesFrequent Partition corruptionDisk is remounted as read-onlyThese problems generally occur with Ext3 file system. Moreover, the users also report to lose their data and later find it in /lost+found folder. Running fsck may also be of no avail and the problem may remain with the original effect.Linux partitions are created to have better control over the data and their corruption as such may not be accepted. The primary reason behind the scene can be file system corruption which is the indicative that whole of your systems data will get lost. Well, as a cure have a fresh copy of the file system and prevent the further issues. File system bugs always prove as a threat to the users most important assets- data and create a Linux recovery need for them. The main reason is the fact that file system retains the pointers which tell where the data is located on the drive so that it can be accessed. Now, as we reinstall the file system, those entries also get wiped off. Thus the new file system copy is nothing more than the dumb file structure for the existing data. Now, to recover all those which have got rendered in the hives of hard drive, proper data recovery Linux mechanism is required. Suitable scanning mechanism and safe interaction with the file system will yield you what you want. Data recovery Linux software has been designed, considering this fact only. These follow the Linux recovery mechanism with great skill, lost data identification power and appropriate coding concepts. Moreover, these have an interactive look to offer so that Linux data recovery job can be performed well, with not such technical skills.Stellar Phoenix Linux Recovery software is a great invent in data recovery Linux field. The power of scanning, read-only conduct, graphically rich interface and great Linux recovery controls m ake this program the first choice of users.This Linux data recovery application identifies each type of file and is also suitable for recovering data from corrupted partitions. You can use the program with Ext2, Ext3 and Reiser FS file systems.





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Friday, 7 February 2014

Power Loss at Fsck Check in Linux - Computers - Data Recovery

Dirty shutdowns, minor file system inconsistencies and more, these are the common problems with Linux operating system. So at each boot, the criterion of fsck is meant for preventing the data loss problems with Linux. But contrarily, serious data loss issues have been seen, when the user loses power when fsck is on its way of routine checkup.In some of the reports, when the user restarts the system, the partitions have been found to be inaccessible. This is the critical situation of data loss as whole of the data appear to come to an end. For the further investigation of the problem, when the user runs fdisk on the partition, similar warning may be seen:Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)Command (m for help): pDisk /dev/hdb: 203.9 GB, 203928109056 bytes255 heads, 63 sectors/track, 24792 cylindersUnits = cylinders of 16065 * 512 = 8225280 bytesDevice Boot Start End Blocks Id SystemCommand (m for help):This warning hints you of the creepy act with the partition table of hard drive; as a result all the partitions have become inaccessible. Partition table is the 16-byte information, describing all the information about the hard disk partitions. Its loss or damage means that the operating system cant locate and hence cant access those partitions, thus Linux data recovery demands some other means.The inaccessibility issues due to which the partitions are unable to yield data can be resolved using Linux recovery software. These utilities make scan of the hard drive to make the partitions and hence data accessible. Data recovery Linux is made possible in a non-destructive way i.e. without altering the contents. Moreover, the interactive interface adds to its qualities, making the process easier.Stellar Phoenix Linux Data Recovery is the splendid product, designed to recover lost information from Linux. This Linux data recoery product is found to be compatible with Ext2, Ext3 and Reiser FS file systems. Havi ng read-only nature and hence safe to the data, the application is known for its good quality Linux recovery results. Linux data recovery is not a big deal for Phoenix Linux recovery in any of the data loss case. Moreover, the software offers you an absolute partition recovery with the powerful scanning algorithms.





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