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MySQL accidentally deletes the InnoDB data file for restoration Error reproduction:Use rm-f ib * to delete data files and redo log files. At this time, the mysql process still exists and mysql can still be used normally.File recovery:1: Find the process Number of mysqld.# Netstat-ntpl | grep mysqldTcp 0 0 0.0.0.0: 3306 0.0.0.0: * LISTEN 12147/mysqld 2: Use the process number to find the following files.# Ll
Win10 How to delete a file Win10 permanently delete a shortcut key Win10 How to delete files completely 1, find the file to delete, and then click on the top of the folder "delete"-"permanently delete", as shown in the picture. 2, then will pop up a "really want to pe
To delete files and folders in linux, you can directly use rm to delete them. to delete files or folders completely, you can use the shred command. next I will introduce them to you. Deleting a directory in linux is very simple. many people are still used to using rmdir. However, once the directory is not empty, it is deeply worried. now we can use the rm-rf command.You can simply use rm, but you need to add two parameters-rf: rm-rf directory nameDelete directory and
1. Do not restart the DB instance2.ps-ef | grep dbw0 View ora_dbw0_ instance process ID3.cd/proc/process ID/FD can see 261-/u01/app/oracle/oradata/orcl/users01.dbf (deleted) Identity delete4.cp/proc/process ID/FD/261/U01/APP/ORACLE/ORADATA/ORCL/USERS01.DBF Copy the deleted data file back5.alter database datafile data File
by a process has a file descriptor (fd) associated with the file. If the file is accidentally deleted from the operating system, the entry of the file is not deleted from the proc
, set count to 1, and skip to the value you just viewed and put it in the/tmp directory.[Root] # dd if =/dev/mapper/rootVG-root of =/tmp/test.txt. bak bs = 4096 count = 1 skip = 163123281 + 0 records in1 + 0 records out4096 bytes (4.1 kB) copied, 4.1e-05 seconds, 99.9 MB/s[Root] # cat/tmp/test.txt // --> check content, consistent with the original! MemTotal: 16432172 kBMemFree: 7577528 kBBuffers': 896832 kBCached: 5724212 kBSwapCached: 0 kBActive: 2737104 kBInactive: 4246932 kBHighTotal: 0 kBHig
The File "File Delete Absolutely" 2.01 was permanently deleted two weeks ago.Programming of the version, and then start testing. As of on January 1, November 30, 2012, the File was permanently deleted.Delete Absolutely "2.01 has b
We all have the experience of accidentally deleting important files, and this time the mood must sink to the bottom. It seems that these files have never been found again, but there is a way to recover the files. If you haven't emptied the trash, first open the trash to find the file. If you have been using time machine backup, the files are actually stored in the backup. If not, you need to try the
Data Recovery tips how to restore a computer file deleted During the use of computers, we often delete useless computer files, but sometimes important files may be deleted accidentally. If you just delete the file to the recycle bin, you just need to find the
Sometimes our documents are very important, but accidentally deleted by ourselves or others, how to do? In fact, under certain conditions can be restored, for example, is just deleted, or deleted, on the computer that partition has not been filled in to go too many things can be restored, the following look at the spec
, the data is actually still on the hard disk, the key is to find the index point, and then the data block that it refers to capture the data, and then save to another partition. The first thing we do when we delete a file with RM is to make sure that we don't write the data to the partition where the file was accidentally de
information is stored in the directory named by the process's PID, that is, the/proc/1234 contains information about the process with PID 1234. There are various files in each process directory that allow the application to simply understand the memory space of the process, file description characters, symbolic links to files on disk, and other system information. The LSOF program uses this information and other information about the internal state o
Under Linux there is a very cool command rm-f, meaning forced deletion, also this is a very dangerous command (can be understood as forbidden Mantra 2333). So I try to avoid using this instruction.Today I was compiling a C + + file accidentally reversed the target file and source file location, resulting in the same re
In the ext2 File System on linux, debugfs is used to restore the deleted file-Linux Enterprise Application-Linux server application information. The following is a detailed description. If you accidentally use rm-rf xxx to delete a file or the entire directory, it can be res
Many times, we will accidentally delete the files inside the U disk. So, u disk file deleted how to restore it? Today, small make up to share U disk File Delete After the recovery method, hope to be helpful to everyone. Deleting files will go to the Recycle Bin The files or folders that we delete in the quick disk (F
Scenario: accidentally deleted a file, but the file was opened by a process (such as a daemon) and not closed yet. Note: deleting a file occurs after all open FD files are closed. That is, after unlink a file, if the reference co
Configuration Computer knowledge In the System Protection Data window, in the Restore settings, select Restore only previous versions of files, and click OK. Diagram: Windows7 System Protection settings On the System Properties page, select Create to create a System restore point. On the Create Restore Point page, fill in the restore point description, where we fill in "G Disk Restore" and click "Create." Diagram: Create a Windows7 System Restore point Click Clos
Since its inception, the ipad has been the favorite of Chinese consumers, now the ipad has a variety of styles, more perfect performance, excellent audio-visual enjoyment, learning and entertainment in one of the features, as well as the ipad camera function can be comparable with the iphone.In peacetime life, we also often use the ipad to shoot, my roommate is an ipad mini2, one time she accidentally accidentally
Fault description: A U disk used to store travel photos and other information, the data is more important, in a certain time to save new data, accidentally press Shilf+del to store a photo directory deleted, and now want to find the missing directory back. We use super hard disk data recovery software as a tool, step-by-step instructions on how to recover files. First download the Install Super Recovery so
When we accidentally rm data files in Linux, we must be calm. Do not shut down the database, restart the operating system, or perform other dangerous operations, because we do not know the database running status. When we accidentally rm data files in Linux, we must be calm. Do not shut down the database, restart the operating system, or perform other dangerous operations, because we do not know the databas
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