overwritten data recovery

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[OracleAsm data recovery] ORA-00600 [kfdAuDealloc2] Error Parsing

DWHCTL1 created at /u02/oracle/ASM/diag/asm/+asm/+ASM/incident/incdir_674120NOTE: starting check of diskgroup DWHCTL1ERROR: file +dwhctl1.330.797592669: F330 PX11 => D0 A7650 => F385 PX135: fnum mismatchERROR: file +dwhctl1.330.797592669: F330 PX12 => D0 A7651 => F385 PX136: fnum mismatch KfdAuDealloc2 means that the Kernel Files Disk AU DEALLOCate is responsible for revoking the AU on the asm disk. This error generally indicates that the allocation table in ASM metadata may have logical

MRT fifth session Data Recovery Training (MRT Ultra new release)

Links: http://info.mrtlab.com/notice/159.htmlNovember 21 (Morning 9:30-12:00): MRT Ultra New product launchPress release preset new products, new orders, function demonstrations and other links, many surprises, quickly participate!The fifth session of MRT Data Recovery Training Meeting schedule:November 21 Afternoon: Western Data-1. MRT-based

HP Storage RAID5 two block HDD offline LVM VXFS file system Recovery data process

around 1.2TB. Some of the file directories are as follows:650) this.width=650; "src=" https://s3.51cto.com/wyfs02/M01/8C/CD/wKiom1h4fEXS340oAAC4LOt9Vgk017.jpg "title=" 3.jpg "alt=" Wkiom1h4fexs340oaac4lot9vgk017.jpg "/>11, test database file is completeUse the Oracle Database file Detection Tool "DBV" to detect the integrity of each database file and to discover that there are no errors. The use of North Asia's self-developed Oracle Database Detection Tool (more stringent), found that some data

Case: Oracle Dul Data Mining Unconventional recovery of Oracle 12C CDB database

non-routine recovery of Oracle 12C CDB database without database backupFamiliar with Dul friends know Dul is file# 1 Block 1 kcvfhrdb find bootstarp$ Segment Header (in fact Kcvfhrdb is bootstarp$ segment Header RDBA address), Then through the related SQL stored in the bootstarp$ to find some base table objects (obj$,tab$,col$,seg$, etc.), and then through their positioning to the specific object of the segment records, so segment find extent distribu

Case study of HP-EVA4100 data recovery in a hospital

Preface I have been working for more than two months without knowing how to update my blog because I have to learn many things at work. Recently, my BOSS gave me a very difficult task, which puts a lot of pressure on me! That is a hospital's HP-EVA4100 data recovery. Although BOSS told me all EVA's internal algorithms, it is still very tricky. However, we finally made unremitting efforts to restore the EVA4

Computer Basics Supplements (vii) page cache data synchronization and recovery mechanism page

This session of the Linux page caches data on the synchronization and recovery mechanism page. Data synchronization and recovery is a two separate page concept. data synchronization is a memory/data consistency problem cache

Data recovery after U disk format

U disk inadvertently to format, if there is no important data okay, once there are important data, we have to find ways to recover, there are many such methods on the Internet, but quite a lot of the method is in fact misleading, so I give you in this article to share a really available method, so that everyone easily restore the format of the U disk after the data

Oracle Recovery Data

Recovering a database using RmanBecause of the need to build a test environment, the last weekend of a full-time recovery, first back up the test library on the existing important tables: Exp Banping/[email protected] file=f:\20090905.dmp tables= (msgtaskdef,rptcol,rptdata) Then copy the full backup slice file and the control file: RCP P5b1:/orabak/ctl_file/c-2400249746-20090828-02/orabakrcp p5b1:/orabak/arch/*/orabak File

Quick Data Recovery Software computer Recycle Bin empty how to recover?

The computer recycle station clears up how to restore? Step 1, open the Quick data Recovery software, and click the Data Recovery button to go to the next step. Step 2, click Select Data Recovery mode Remove

Recovery of lost data files after normal Shutdown Without backup in the Archiving mode of the RMAN Experiment

; database closed. database dismounted. oracle instance shut down. sys @ orcl> host Rm-RF/u01/APP/Oracle/oradata/orcl/datafile/think. DBF restarts Database SYS @ orcl> startuporacle instance started. total system global area 419430400 bytesfixed size 1219760 bytesvariable size 125829968 bytesdatabase buffers 289406976 bytesredo buffers 2973696 bytesdatabase mounted. ORA-01157: cannot identify/lock data file 8-see dbwr trace fileORA-01110:

How does the Minitool data recovery tool work?

Partitions on a computer are often lost because the hard disk partition table is corrupted or tampered with, so that the operating system cannot find and display the partition based on the record information in the partitioned table, and the partitioned data storage area may not be compromised. Then the system partition data loss How to restore it? Today recommended to you a good

SQL Server Data Recovery--log backup

It's too much, I've erased the data."Big hole, the data was accidentally deleted by me." "In the process of database-related work, I think many people will have the same experience as I do?" In particular, when an update or delete operation is performed, the Where condition is forgotten. These destructive actions are enough to make you not calm. Then began to Baidu, CSDN, Csblogs and so on to find a

Extundelete data recovery, extundelete

Extundelete data recovery, extundelete Introduction: Extundelete data recovery A life-saving straw! When you accidentally delete data during the O M process, you will use the data recovery

Analysis of the possibility of data recovery

After the hard drive data is lost, whether the data can recover, this is the problem that many users are most concerned about. Based on existing data recovery practices and experience, data that is not found by the average user is not lost or destroyed, and there is a high p

What about SQL database corruption? Teach you the data recovery contingency plan

What about SQL database corruption? Teach you the data recovery contingency plan Recent period of time, Jinan with Yue technology receive a lot of customer inquiriesSQL database corruption ,additional database error problems, here to tidy up a few of the common sqlsever DatabaseFailure PhenomenaandPrecautions . current major small and Medium business use sqlsever There are a lot of applications, bu

Data disaster recovery due to mutual exclusion failure in optical fiber sharing storage under sun platform

[Data recovery failure description] Two SPARC Solaris systems share the same storage through a fibre switch, intended to be used as a cluster, but improperly configured, the two servers are not very good for storage mutex, designed to: normal a server normally work, when a server down, turn off a, open B take over the service. Accidental opportunity, a manager opened B server, found that B server connecte

How does Xiaomi 3 recover data? Xiaomi 3 go to Recovery graphic tutorial

computer, the update file should be h:/update.zip), and then shut down the phone.1. Press the volume key "+" and power key to enter the Recovery interface.2. Select the language you need and select "clear data ".3. Clear "all data" and press the power button to confirm.4. Press the power key and select "OK" to clear the

U disk tip unformatted three methods of repair and data recovery

Before making a boot disk, can be disconnected from the disc to reload the system, and recently to help others reload the system, through the U-disk start PE system when suddenly power off, causing the U disk temporarily paralyzed, through other machines, insert U disk open up "diskette I: not formatted"The hint that asked for the u disk Format, but the u disk stored a lot of important data swollen can be casually formatted, and then embark on explori

Speed up software/housekeeper software/UF software/Kingdee software/Catering software/financial software database repair/Data initialization recovery

"Data Recovery failure description"Company financial personnel for data maintenance, misoperation, in the financial software to initialize the data, because recently did not do backup, it caused a lot of financial documents lost.Because the financial data is very important,

Data recovery method for Western data hard disk files

For the importance of hard disk, I believe that we all know very clearly, as a necessary computer, it for our data storage work has brought a lot of help. As the core of data storage, the data security problem of hard disk is more and more concerned by people. Today, we will look at the hard disk data loss problem, tog

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