oracle asm training

. Copy the data file via the Rman CP commandNode1-> Rman Target/Connected to target Database:devdb (dbid=841499351, not open) rman> copy datafile '/home/oracle/test.dbf ' to ' +data '; Starting backup at 2017/09/17 02:13:03Using target database control file instead of recovery catalogAllocated Channel:ora_disk_1Channel ora_disk_1:sid=36 INSTANCE=DEVDB1 Device Type=diskChannel ora_disk_1:starting datafile CopyInput datafile file number=00006 name=/home

Recently helped a customer recover 6 sets of Oracle RAC, both ASM and version 10.2.0.4. Stay up for several days, almost vomiting blood.Here is a brief description of the recovery of one of the libraries, to share with you.Several of these have basically encountered the following ORA-00600 error: Thu Dec 31 11:55:46 2015Success:diskgroup DG1 was mountedThu Dec 31 11:55:50 2015Errors in FILE/

Rmanconvert migrate win64-bit oracle to linuxoracle + asm manuscript startup mountalter database open read only;select open_mode from v$database;set serveroutput ondeclarev_check boolean;beginv_check:=dbms_tdb.check_db('Linux x86 64-bit',dbms_tdb.skip_none);end;/declarev_ext boolean;beginv_ext:=dbms_tdb.check_external;end;/select name from v$database;rman target /convert database new database 'lixora'transp

cluster. The global GIMR runs in the Oracle Domain Services cluster. Global GIMR enables local clusters to be exempt from private storage for this data in their disk groups and allows long-term historical data storage for diagnostic and performance analysis.2, the hardware requirements3. RAC Planning3.1. Shared disk planningOcr_vote 2G 3 xGIMR 40G ADATA 30G OneNote: After Oracle 12cr2, you need to add a GI

I. Prerequisites for installation and configuration 1. Install the oracleasm support package DRIVER: www. oracle. compolicysoftwaretechlinuxasmlibrhe I. Installation configuration prerequisites 1. Install oracleasm support package DRIVER: http://www.oracle.com/technology/software/tech/linux/asmlib/rhe I. Prerequisites for installation and configuration1. Install the Oracleasm support packageDriver:/rhel5.htmlTo create an

1.1. ASM: PRCR-1079 An error occurred while starting the ASM listener. Error cause: The LD_LIBRARY_PATH variable is not configured. As a result, oraagent. bin cannot find the library file. Solution: Configure the LD_LIBRARY_PATH variable. Solution: When you start a listener as a grid, the following error occurs: [Grid @ rolequery ~] $ Srvctl start listener PRCR-1079: Failed to start resourceora. LISTENER. l

Label:ASM is a load-balanced storage policy where additional disk data is migrated on average to the new disk, and deleting the disk will write the deleted disk data back to the other disk on average1. The same disk group if it is on a raid, the fewer disks, the better, the disk group distribution on different raid performance good;2. The raid type should be consistent;3. Match the size of each disk in the disk group;Create a database under 4.ASM do n

/controlfile/current.258.871040903finished Restore at 2015/02/07 11:48:26rman> rman> rman> SQL ' ALTER DATABASE mount '; SQL Statement:alter database mountreleased Channel:ora_di sk_1rman> SQL ' ALTER DATABASE open '; SQL Statement:alter database openrman> exitrecovery Manager complete. [[emailprotected] ~]$ sqlplus/as sysdbasql*plus:release 11.2.0.3.0 Production on Sat Feb 7 11:49:10 2015Copyright (c) 1982, Oracle. All rights reserved. Connected to:o

Oracle uses ASM for storage. By default, there is only one control file for database creation. To add more control files, you must manually add them. The following are the specific steps: 1. view the current control file [Oracle @ Oracle-LAB dbs] $ sqlplus/nolog SQL> conn/assystem SQL> conn/assysdba SQL gt; set line 2

Tags: asmlib oracle asm Dm-multipathORACLE10G The database host is already connected to the storage using RDAC, planning to add additional capacity IBMV Series storage (requires the use of Dm-multipath Multi-path software), can multiple multipath software coexist? Does the SD device name change after startup, and does it affect ASM and

Tags: default win klist ctime F11 ffffff Restart environment createFor environments that do not have shared storage, you can use the NFS-based ASM to configure the RAC. Here is a brief description of how to configure an NFS-based ASM service in an Oracle 18c RAC environment.1. Introduction to the EnvironmentAs shown in the host information used:2. NFS Server Conf

Connecting oracle11gr2asm instances when you start connecting to ASM, the 10G approach is not connected to the ASM connection is idle instance [[emailprotected] ~]#su-oracle[[emailprotected]~]$exportoracle_sid=+asm2[[email protected]~]$sqlplus/assysdbasql*plus:release 11.2.0.3.0ProductiononWedMay1618:23:392012Copyright (c) 1982,2011,oracle.allrightsreserved. Conn

Tags: Troubleshooting using Data export Val ASM directory log Oracle FileThe error message is as follows:Ora-39002:invalid operationOra-39070:unable to open the log file.Ora-29283:invalid file operationOra-06512:at "SYS. Utl_file ", line 536Ora-29283:invalid file operationAfter the investigation, did not find that careless caused the command to write wrong. It was later searched because the log file could n

--View the current library file location Sql> select name from V$datafile 2 Union 3 Select member from V$logfile 4 Union 5 Select name from V$controlfile 6 Union 7 select name from V$tempfile; NAME -------------------------------------------------------------------------------- /u01/oradata/tos/control01.ctl /u01/oradata/tos/control02.ctl /u01/oradata/tos/control03.ctl /u01/oradata/tos/example01.dbf /u01/oradata/tos/redo01.log /u01/oradata/tos/redo02.log /u01/oradata/tos/redo03.l

The 11203 RAC (ASM) of a customer the day before yesterday appears to be out of power, causing the database to fail to start, noting that the database is in archive mode. Can be seen how unlucky. According to colleagues, the start is due to the redo and undo damage caused the failure to start, some of the information is as follows: Thu May-20:51:07 2014 dumping diagnostic data in directory=[cdmp_20140508205107], requested by (Insta Nce=1, osid=1

The following describes how to add a disk to an Oracle ASM disk on the Linux platform. 1. Operating System settings 1. Map the storage disk to the server, restart and scan the disk. /Opt/D */bin/dlnkmgr view-lu 2. After scanning a new disk (both nodes must be scanned and the drive letter must be consistent), create a partition on the new disk (execute on any node) Fdisk/dev/sddlmax Fdisk/dev/sddlmay View pa

[ORACLE] Methods for adding and deleting disk members in an ASM disk Step 1: Disable the database shutdown immediate Step 2: Check the mounting diskgroup status of the dg. SQL> show parameter diskgroup Alter diskgroup dgdata mount; Step 3: view the path of the disk to be deleted Select name, total_mb/1024, free_mb/1024, path from v $ asm_disk; DGDATA_0003 556 1347.5625/dev/raw/raw9 Step 4: view the usage of

Tags: Oracle #!/bin/bash # #duofeachsubdirectoryinadirectoryforasm # D=$1 if[[-z $D ]] then echo "pleaseprovideadirectory!" exit1 fi (fordirin ' asmcmdls${d} ' do echo${DIR} ' asmcmddu${d}/${dir}|tail-1 ' done) | Awk-vd= "$D" ' begin{printf ("\n\t\t%40s\n\n",d " Subdirectoriessize ") ; printf ("%25s% 16s%16s\n "," SubDir "," USEDNBSP;MB "," MIRRORNBSP;MB ") ; printf ("%25s%16s%16s\n", "------", "-------", "---------") ;} { printf ("%25s%16s%

Tags: space files sum char unit cmd ESC dia aceIn ASM: Query all disk names, total size, remaining size: units MB-----View the group's information (total size)Select Name,total_mb, free_mb from V$asm_diskgroup;---to view disk member information size individuallySelect Name,total_mb,free_mb from V$asm_disk;Or:[[Email Protected]]asmcmdAsmcmd>lsdgQuery table spatial data file path and Total size: units MBSELECT Tablespace_name,FILE_ID,file_name,Round (By

Recently encountered a number of ASM data header problems caused disk GROUP can not be normal mount, the database is not working properly, has brought endless trouble, this time thinking, if I did the ASM data header backup How good ah, unfortunately there is no regret medicine, We recommend that you check your own ASM library,