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My Vagrant Journey
This is probably nothing new. Wanted to build my own Vagrant box with prerequisite to install GI/DB. Instead of creating new network, use existing to assign IP. Shared Folder uses existing location...
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Be Prepared When Using DBFS
Goldegate 12c implementation for 2-node RAC with XAG from Grid Home using DBFS. We are facing situation where DBFS has 41G free while DBFS_TS has 1.5G free and having to resize BIGFILE tablespace....
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Bug 18411339 – Low performance V$ARCHIVE_GAP (11.2.0.4) fix 12.2.0.1
Just came across bug from 11.2.0.4 not fixed until 12.2 base release. Seriously Oracle? In the test case below, it looks to have only affected 11.2.0.4 – 64bit for AIX Version 7.1 since I recall this...
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DBFS and XAG for Goldengate P1
What’s the difference between the 2 GoldenGate configurations below. $ $GRID_HOME/bin/agctl config goldengate gg_xx GoldenGate location is: /u03/gg/12.2.0 GoldenGate instance type is: target Configured...
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DBFS and XAG for Goldengate P2
In order to use agctl commands, we need to know goldengate instance_name. Unfortunately, agctl does not work the same way as srvctl where it’s possible to determine what is configured. ggsuser@hawk1 ~...
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free.sql
Provide info if tablespace is BIGFILE and existing increment by. What I did might and might not be for the better – alter tablespace TBSNAME_XXXX autoextend on next 1g maxsize 250g; sqlplus / as sysdba...
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DBFS and XAG for Goldengate P3
Start Pump Extract at source failed as shown below. INFO OGG-00993 Oracle GoldenGate Capture for Oracle, p_test.prm: EXTRACT P_TEST started. ERROR OGG-01224 Oracle GoldenGate Capture for Oracle,...
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DBFS and XAG for Goldengate P4
I encountered a situation where I was not able to start dbfs_mount to save my life. 2 people spent over 5 hours and was not able to resolve the issue. 1 person suggested to to restart clusterware...
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DBFS and XAG for Goldengate P5
$ $GRID_HOME/crs/script/mount-dbfs.sh version 20160215 $ grep ^VERSION $GRID_HOME/crs/script/mount-dbfs.sh VERSION=20160215 The following is an option for customers that have removed the dos2unix tool:...
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Windows Oracle Services Using PowerShell
Lately, I have been getting feet wet with Windows. I know GUI can be used but not very good to reproduce. Here is now to find Stopped Oracle Windows Services and start them. And if you want to use GUI,...
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NOLOGGING Bad For Recovery
What doesn’t kill you makes you stronger. I have gone through NOLOGGING hell and not sure if I am out yet. Disk was lost from server and database was recovered. Oracle Standard Edition (SE2) for...
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GoldenGate Extract RBA Not Moving LAG Increasing Appears Hung
OGG Extract RBA Not Moving And LAG Increasing And Appears Hung (Doc ID 964705.1) Typically, when Goldengate is performing recovery: In recovery[1] – Extract is recovering to its checkpoint in the...
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GoldenGate Debugging
I was working on automating debug information to submit to Oracle Support and thought I share implementation for what was requested. OGG_GROUP_NAME is from ggsci info all (case sensitive)...
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12c How to UN Expire Password for CDB Users
Use dbms_metadata.get_ddl to extract user and replace create with alter. oracle@arrow ~ $ sqlplus / as sysdba SQL*Plus: Release 12.1.0.2.0 Production on Sat Jun 10 15:31:13 2017 Copyright (c) 1982,...
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GoldenGate 12.2 TROUBLESHOOTING REPLICAT LAG
Time Since Chkpt and Lag at Chkpt from replicat keep increasing Program Status Group Lag at Chkpt Time Since Chkpt REPLICAT RUNNING R_NEW12C 03:49:45 06:37:47 This occurs for due to the following...
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12c DataGuard Validate and More
12c Dataguard Switchover Best Practices using DGMGRL(Dataguard Broker Command Prompt) (Doc ID 1582837.1) Configuration db_name=hawk db_unique_name=hawka (primary) db_unique_name=hawkb (standby)...
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Notes on datapatch
Mike Dietrich is the God father of all Oracle upgrades. Here are just a few reference and should read DBUA 12c and “datapatch.pl” – things to know DBUA misses the post-upgrade datapatch execution in...
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Windows Datapump Export
The purpose of the script is to perform full database export keeping 3 export copies. If export is successful, then fullexp*.dmp will be renamed with _1.dmp suffix added to filename. If export is...
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Protection From Equifax Data Breach
Place fraud alert – this only needs to be done from one credit bureau and it will be forwared to all others. To be safe, I have sucessfully placed fraud alert for TransUnion and Equifax. Was not...
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Thoughts on RMAN Backup Strategy Part 3
Thoughts on RMAN Backup Strategy Part 2 Thoughts on RMAN Backup Strategy Linux Locking using flock From cron: 00 03 * * 0 rman_db_backup.sh 0 > /tmp/rman_l0.log 2>&1 00 03 * * 1,2,3,4,5...
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