linux hdd recovery

Data Recovery Failure Description:The original storage is a 12 2T hard disk composed of Linux RAID6, the file system is EXT3, this storage is zoned 3 LUNs, each 6TB size, one day after the raid failure, maintenance personnel in order to salvage the data, the failure of the storage to allocate raid, and initialized.After a long period of initialization, the maintainer detects that the situation is different

D-RecoveryForLinux features 1. deletion and restoration of Ext3/Ext4 have been hard to implement since ancient times. The only hope is to find the residual inode information from the log (Journal) file. Before the advent of D-RecoveryForLinux, some Linux data recovery experts passed... Features of D-Recovery For Linux

/system.map-2.6.32-573.el6.x86_64--------/home/tboot.gz--------/home/tboot-syms--------/home/vmlinuz-2.6.32-573.el6.x86_64MAGIC-1: Start lost Directory searchMAGIC-2: Start lost File searchMAGIC-2: Start Lost in Journal SearchMAGIC-3: Start Ext4-magic-scan Search--------/home/magic-3/text/plain/0000028685.txtExt4magic:exit_success[Email protected] ~]#(3), specify File recovery[Email protected] ~]# ext4magic/dev/sdb1-r-F grub/grub.conf-d/Home"/home" ac

startup interface of Windows itself? For a system with only one windows, it's simple: make a boot floppy containing the FDISK program, start the machine with a floppy disk, and then execute FDISK/MBR on the command line. This command resets the MBR to allow the system to start Windows directly. However, if the system has multiple windows before installing Linux, running the FDISK/MBR command in this manner overrides the Windows multiple boot menu, al

Features of D-Recovery For Linux 1. Deletion and recovery for Ext3/Ext4 have been difficult to implement since ancient times. The only hope is to find the residual inode information from the log (Journal) file. Before the advent of D-Recovery For Linux, some

Tags: Linux data recovery Ext4 file system fsckThere are several concepts that need to be understood before data recovery cases beginBlock group: The entire space of the Ext4 file system is divided into block groups, and the structure within each block group is roughly the same.Block Group Descriptor Table: each block group corresponds to a block group descriptor

Boot Sector Fix fat tables Rebuild NTFS Boot Sector Recover NTFS boot sector from its backup Fix MFT using MFT mirror Locate ext2/ext3 backup superblock TestdiskCanRunUnder DOS (eitherRealOr in a Windows 9x DOS-box ), Windows (NT4, 2000, XP, 2003 ), Linux, FreeBSD, NetBSD, OpenBSD, SunOS and MacOS Photorec file recovery It can recover lost files at lea

Article Title: Linux data recovery tool uses Ext3grep. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. The Linux file system is very pow

Preface: The previous article briefly introduces the concepts of backup and recovery for Linux systems, followed by a previous article on two commonly used backup and restore commands.1 Common Backup commandsBefore you introduce the backup RESTORE command below, let's briefly explain:If we are just going to implement a full backup, we can use the TAR command directly, package the important data that needs t

The accidental RM command will upset you, because the command deletion in Linux does not go through the recycle bin. blinux introduces the data recovery method of the Linux ext3 file system. 1. preparation: First, you need to save the site. if you have the conditions, remove the hard disk and connect it to another computer. This is the safest option. To improve

650) this.width=650; "Src=" Http://s3.51cto.com/wyfs02/M00/89/1F/wKiom1gIXAmz3dLtAAM9d2jQhkg607.jpg-wh_500x0-wm_3 -wmp_4-s_1643235239.jpg Data Recovery scheme for data loss after "title=" fsck. jpg "alt=" wkiom1gixamz3dltaam9d2jqhkg607.jpg-wh_50 "/>I. GENERAL statement: based on Linux System, fsck Data recovery scheme after data lossSecond, the solution2.1

Tags: recovery of Oracle Linux data files being physically deleted by mistakeRapid recovery of Oracle in #加深对Linux句柄的理解/emergency situationsUnlike dropping data files from Oracle, in some cases it may be possible to encounter a database at runtime when the data file is deleted at the operating system level, while the O

Whatever the system, the safest way. After debugging, make a backup. If you encounter any major problems, you can recover them directly, which is convenient and easy to handle. The following describes the Linux backup and recovery methods: The backup and recovery system is responsible for backup and recovery beforehand

Article Title: Linux and Unix file system backup and recovery methods. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Backup target: User File or entire File System Key backup Prob

When we learn about Linux, we know that Linux is a free-to-use and freely-spread Unix-like operating system. During the learning process, we will encounter a Linux operating system hard disk partition table or data loss, it is a headache. Fortunately, a considerable number of tools are available to restore data. Experience testdisk, restore a partition table on t

Yesterday at the customer did an Rman recovery, the production library to get a copy to the test library, the total library of about 80G, a total of 2 hours, when the customer's environment is Windows 11.2.0.3, this morning under Linux re-test a bit, recorded for everyone referenceEnvironment:All operations are distinguished by host nameSOURCE Library:Host name Bre1 instance named Bre1 data file directory u

[Data recovery failure description] A Linux Web server, DELL R200, manages about 50 sites and uses a single SATA 160GB hard drive. In the normal use of sudden downtime, try to start failed again, the hard drive removed detect the existence of about 100 bad sectors. After a data recovery company repaired the bad way, it tried for about 3 days and did not return

about 50% will be an error, subsequent file list can not be listed. After analysis, the biggest reason is that there are still data written to destroy files caused by the deletion. 3, the subcontract of the. gz File Recovery analysis, most successful recovery. 4. GZ database for unsuccessful recovery. Restore its myd\frm data file directly, and all data recove

Tags: Mondo Linux Centos system operation and maintenanceI. INTRODUCTIONMondo Rescue is an open source, free recovery and Backup tool that allows users to easily create ISO images of system (Linux or Windows) clones or backups that can be stored on CDs, DVDs, tapes, USB devices, hard drives, and NFS. Mondo Rescue can also be used to quickly recover or redeploy wo

The original database is Oracle11G 11.2.0.3 and runs on 64-bit WINDOWS. It uses RMAN for a backup and uploads the backup file to the/home/oracle/rmanbackup directory on the Linux server, prepare to recover to 64-bit LINUX. The procedure is as follows: Start the database to the nomount status Oracle @ changeme: ~> Sqlplus/nologSQL> conn/as sysdbaSQL> startup nomountSQL> exit Start RMAN for