kernel data recovery pst

alert log of the db, I/O exception occurs, causing the lgwr process to write logs, and finally the lgwr process forcibly terminates the database instance. Obviously, here we need to analyze why the lgwr process cannot write logs? Check the asm log as follows:Thu Jul 3 08:24:26 2014NOTE: ASMB process exiting due to lack of ASM file activityMon Jul 6 15:18:44 2015Errors in file/oraclehome/product/10.2.0/admin/+ ASM/udump/+ asm_ora_353008.trc:ORA-27091: unable to queue I/OORA-27072: File I/O error

) mistakenly deleted or lost data, even if you have lost the partition table or hard disk has been quickly formatted or encountered system crashes, etc., retrieve the drive important file system information such as partition table, boot record, FAT , File/Directory records, and so on. Of course, there's nothing you can do about a physically damaged hard disk. Drive rescue supports FAT 12/16/32 partitions and windows full-family operating systems and d

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

, 11239424, 20480000, 23887872, 71663616, 78675968Writing inode tables: DoneCreating Journal (32768 blocks): DoneWriting Superblocks and filesystem accounting Information: DoneThis filesystem'll beautomatically checked every mounts orWhichever comes first. Usetune2fs-c or-i to override.Displays the above information stating that the formatting was successful.(4) Setting the volume labelsudo e2label/dev/sdb1/restore(5) mounting[nmen@dev-ubuntu-server]:~$ Mkdir/restore[Nmen@dev-ubuntu-server]: ~ $

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

tool named "recovery for outlook" that successfully fixed the incorrect Outlook Express mailbox yesterday. Kernel for SQL database is restored better, and the results are also displayed in the form of tables, so that I can use my ownProgramRead the data, but the unregistered version only displays 5000 rows of data. I

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 powerful, and they work a lot, especially the ext3 file system. This is a very robust and mat

modified, Save 60 10000//(these 3 options are masked, the RDB is disabled) Stop-writes-on-bgsave-error Yes//background backup process error, the main process stops writing rdbcompression Yes/ If the Rdb file is compressed rdbchecksum Yes//import RBD recovery data, do not verify the integrity of the RDB Dbfilename Dump.rdb//the RDB filename dir.///rdb Placement Path Detailed snapshot Save procedure

databases have crashed, and the file system of some hosts has become read-only. The operating system log reports the lpfc error. This error has also occurred before. Generally, after an lpfc error occurs for a while, the file system will read-onlyLpfc error: fly008:/var/log # cat messages | grep lpfcDec 18 00:34:05 fly008 kernel: [10201542.768302] lpfc. 0: 0 :( 0): 0203 Devloss timeout on WWPN 21: 4g: 00: 0b: 5e: 6a: 18: 14 NPort x014400

First, the introduction of rsync Rsync is a data mirroring Backup tool under the Linux system that enables you to back up local system data over the network to any remote host, and Rsync has the following characteristics: Can be mirrored to save the entire directory tree and file system Data can be incrementally synchronized, file transfer efficiency is high,

Because the staff turnover is not pleasant, the system engineer after leaving, because the company did not close its VPN in time, the database server (Linux 6.5 Oracle 11.2.0.1) account is not modified, and finally directly up to RM oracle_base to kill, The tragedy is that the Oradata catalogue is also inside, and it is even more tragic that all the data files are in it. That is, the database was completely deleted, and there was no backup. My friend

Tags: data backup and RecoveryIn the rapid development of science and technology today, each of us live in the big Data age, the more data we have, the more we can understand the needs of consumers, but also have better prospects for development, so data becomes very important. Then the backup of the