recover rm files linux

Recover deleted files from LinuxAs a multi-user, multi-tasking Linux operating system, there will be no backup in the case of some user files mistakenly deleted, Linux files under the once deleted, it is difficult to

Today, a customer's database accidentally deleted the entire directory of data files, operating system level deletion, but fortunately the database did not crash, still in the open state, the customer found a problem, help us, and finally fully recover all the data files. Under Linux, a general demonstration of the re

is currently using a file on disk, a mount point, or even a network port, and gives detailed information about the program process. Common parameters:-m Specifies the partition or mount point to view-V lists details such as the user that the process belongs to, the process-related commands, and so on, if the parameter is not used, only the PID is listed-U lists the users that the process belongs to- K sends the KILL-9 signal to the end of the process associated with the current directory or mo

database has become a mount state, in the use of file handles to recover the data file is too late, so I used the general recovery method , unexpectedly ah unexpectedly, archive log is not complete, immediately I whole person "spartan", finally tell a friend to do DBA need courage. Below I use my own test library to demonstrate the operating system RM-level Delete data

lsof to see if there is currently a process open/var/logmessages file, as follows:# lsof |grep/var/log/messagesSyslogd 1283 root 2w REG 3,3 5381017 1773647/var/log/messages (Deleted)From the above information you can see that the PID 1283 (syslogd) Open file has a file descriptor of 2. You can also see/var/log/messages has been marked for deletion.Recovery:Cat /PROC/1283/FD/2 >/var/log/messages Recovery SuccessThis method of recovering deleted files

the/OPT directory CD to the/OPT directory, at this point we see the understanding of the Restore tool, and then into the Extundelete Restore tool directory, enter./configure (if you do not have GCC gcc-c++ will be an error, install it) To compileOnce the compilation is complete, the installation steps are complete and then tested.Three Experimental test1. Create three files on a mounted hard drive2. Delete Two of the

=" Wkiom1yo34exyiykaacz-qttn2g755.jpg "/>5. recover files with cp commandCP/PROC/2039/FD/4/root/b.list6. Verify that 2 files are the sameDiff Aa.list B.list650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/74/CB/wKiom1Yo8dOyGNUkAABR47GqUww440.jpg "title=" QQ picture 20151022222415.png "alt=" Wkiom1yo8doygnukaabr47gquww440.jpg "/>MD5 Verification650) this

Rationale: The directory and name of the process are stored under the/proc partition of the Linux system, containing the FD (file descriptor) and the subdirectory under it (the link to the process open file), and if a file is deleted, there is also a reference to the Inode:/proc/process number/fd/file descriptor. All we need to know is that the process PID and file descriptor FD for the currently open file can use the Lsof tool to list the

Tags: linux extundelete restore mistakenly deleted filesFirst, before the experiment needs to know1, Extundelete is a tool to restore the EXT3,EXT4 partition file, he will use the log information in the partition to try to recover the deleted files, but not every deleted file can be ensured to be restored, so the important file everyone still want to do backup. T

Use the Delete command with caution!Recovery is because your sector is not covered, this is why copy files so slow and delete files so fast, because the deletion is only the filename, the inode number is still good.The downloaded EXTUNDELETE-0.2.4.TAR.BZ2 software must first be uploaded to the Linux system and extractedTAR-JXVF extundelete-0.2.4.tar.bz2Uninstall

Rm * An error occurred while deleting too many files/bin/rm: Argumentlisttoo solved the problem of too many Chinese files in a single directory in Linux, if you try to use rm * to delete all f