How to find Exadata cell flash cache hits
Below are the Commands to find the cell_flash_cache hits:SQL> select owner,cell_flash_cache from dba_segments where segment_name='<segment name>';SQL> select name,value from v$mystat...
View ArticleVery important parameters to use major features of Exadata.
Very important parameters to use major features of Exadata.The first is CELL_OFFLOAD_PROCESSING, which relates to Smart Scans (cell scans). The default value is TRUE, which means that Smart Scans are...
View ArticleORACLE EXADATA FEATURES
1. Smart Flash CacheThe Exadata Storage Server layer includes some flash storage as a hardware component, which has been implemented as a set of PCI flash cards. The main benefit of that is of course...
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RDBMS and listener log (xml) from SQL*Plus with V$DIAG_ALERT_EXt viewWith the V$DIAG_ALERT_EXT it is possible to read the logs of all the databases and listeners from the ADR location Great for...
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Killing Oracle Scheduling SessionsOn occasion, it may be necessary to kill an Oracle session that is associated with a running job. The first step in the process is to identify the session to be...
View ArticleSteps to create ORACLE_HOME after copying oracle binaries from source to...
Step 1:Tar the ORACLE_HOME in the source instance.tar -cvf /DUMP_TABLE/backup/11203_PROD.tar /prddb01/oracle/PROD/db/tech_st/11.2.0.3/Step 2: Scp the tar file to the destination Scp .tar...
View ArticleOacore Service Hanging at Startup in Oracle EBS R12.1.3
Before=====$ adopmnctl.sh statusYou are running adopmnctl.sh version 120.6.12010000.5Checking status of OPMN managed processes...Processes in Instance:...
View ArticleError 404 When Accessing /OA_HTML/AppsLogin Not Found After Upgrade To...
Applies to:Oracle E-Business Suite Technology Stack - Version 12.1.3 and laterInformation in this document applies to any platform.Symptoms: Error 404, /OA_HTML/AppsLogin not found Error when accessing...
View ArticleRequested URL/OA_HTML/AppsLogin was not found on this server
Applies to:Oracle Enterprise Linux 5.5Oracle Application Install - Version: 12.1.1Database 11gR1Description:I recently came across a problem the login page was throwing an error - 404...
View ArticleQuery to check archivelog generation on hourly basis
SELECT TO_CHAR (COMPLETION_TIME, 'DD/MM/YYYY') DAY, SUM (DECODE (TO_CHAR (COMPLETION_TIME, 'HH24'), '00', 1, NULL)) "00-01", SUM (DECODE (TO_CHAR (COMPLETION_TIME, 'HH24'),...
View ArticleOutput Post-processor actions failed issues in EBS R12
Environment: Oracle EBS 12.1.3, Oracle Database 11gR2Users unable to open the out files.Concurrent requests failed with “Post-processing of request failed error message”One or more post-processing...
View ArticleKilling a session in backend
Some times the "alter system kill session" command will returns the output as "Marked as Killed".in that case we need to kill the session from backend below are the steps:Finding os process id using...
View ArticleReverse all db_link
set lines 220set echo offset feedb offset termout offset heading offSET VERIFY offset trimspool onset long 32766set longchunksize 200col l1 format a90col l2 format a90 newlinecol l3 format a100...
View ArticleReverse all user
set lines 240set echo offset feedb offset heading offSET VERIFY offset trimspool onset pages 0col l1 format a120 newlinecol l2 format a120 newlinecol l3 format a120 newlineselect 'CREATE USER...
View ArticleOptimal logfile size
set lines 200set pages 60column buckets format 9999999column name format a12select n.name, t.valuefrom v$mystat t join v$statname non t.statistic# = n.statistic#where n.name = 'redo...
View ArticleAD Administration error:Connected to db edition other than RUN and PATCH
Issue:When we try to compile apps schema through adadminAD Administration error:Connected to db edition other than RUN and PATCH:AD Administration error:Edition_NameWhen tried to change a USER password...
View ArticleMonitoring Workers while using datapump
Monitoring Parallism while doing export and import using datapump.select x.job_name,b.state,b.job_mode,b.degree, x.owner_name,z.sql_text, p.message, p.totalwork, p.sofar,...
View ArticleStandby issue.
ORA-01511: error in renaming log/datafilesORA-01270: RENAME operation is not allowed if STANDBY_FILE_MANAGEMENT is autoRenaming datafile is not allowed if STANDBY_FILE_MANAGEMENT is autoshow parameter...
View ArticleORA-27102: out of memory (Startup)
You have started up with pfile.Remove SGA_* parameters from your pfile.In pfile, Change your MEMORY_MAX_TARGET=500MMEMORY_TARGET=500MSave the file.Perform the following:SQL> startup nomount...
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Install and Configure Oracle Application Express Apex 5.0.x with PL/SQL Gateway1. Download Software as Zip file from...
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