Writing About Our Experiences With Oracle Databases
Friday May 18th 2012

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Using current_scn for RMAN incremental ? Think again..

I am bloging about experience we had using rman incremental backup for syncing standby database. We had a standby [Read More]

Poll on Sql Plan Management

Dominic is conducting poll on SPM and Sql Profiles usage on his website. Link can be found here  I have been using SPM [Read More]

Oracle Direct connector for HDFS

Some time back oracle had announced Oracle Big Data appliance. Along with this Oracle released Big Data Connectors to [Read More]

ORA-7445 core dump [kokscold()+849] from EM 12c

The first problem reported by my EM 12c is an ORA-7445 error. After checking the alert log following is the exact [Read More]

Copying Oracle Scheduler jobs with Arguments

Oracle provides dbms_scheduler.copy_job function to copy oracle scheduler jobs which works great. But problem is that [Read More]

Archive for June, 2008

New ASM Background Processes in 11G

Few hours back I installed Oracle Database 11g(Though still DB is yet to be created), so I started playing with the ASM instance. First thing I did was to check ASM alert.log. I used ADRCI (11g) to see it adrci> show incident ADR Home = [Read More]

11.1.0.6 ASM installation on Solaris fails -II

Some time back, I had written about CSS service not starting in my post 11.1.0.6 ASM installation on Solaris fails -I After doing some research, I came across Metalink Document Note:397238.1 – How to Convert init.cssd as a SMF service for Solaris 10 This document [Read More]

ORA- 4031 – A Case Study

Today I will be taking up one ORA-4031 issue we faced on one of our client database. Please note that SQL statements mentioned below have been changed and does not reveal any confidential information. Our client was facing ORA-4031 on a 9.2 database.This was a new Database [Read More]

Can ASM DiskGroup Be Renamed?

This was actually a question on Oracle forum which I had replied to. Basically the Poster, wanted to know if he could rename the ASM Diskgroup name by renaming/editing ASM Disk header. He had also mentioned that he had heard about this being done by Oracle for its few [Read More]

kfed in 11g

While carrying out Oracle Database 11g install, I noticed that kfed is automatically created. This is in contrast to 10.2 where you had to create it using “make” command. In case you are looking for 10.2 method, you can find it in my previous post ORA-15063 [Read More]

11.1.0.6 ASM installation on Solaris fails -I

Looks like that there is no easy way for me to install/configure Oracle components. And every install/configuration leads me to some or the other problems. Anyways I was trying to install Oracle Database 11g on a Solaris 10 but the CSS does not seems to come up. While [Read More]

We are here to Stay !!

I had actually planned to write this post last week. It’s our Third web address till date with first being http://askoracledba.blogspot.com and second one being http://askoracledba.wordpress.com . Now we are on http://askdba.org/weblog/ and hope to continue this. We [Read More]

DBConsole Issue on RAC -Part II

Continuing with DBConsole issue, we were able to get the cluvfy return success for the nodes. Basically Oracle suggested us that when we use ssh we should not get any banner. E.g $ ssh PROD02 date Fri Jun 13 02:00:41 IST 2008 But in our case it was displaying a banner which [Read More]

DBConsole Issue on RAC -Part I

Currently I am working on issue where DBConsole is not starting on our 2 Node RAC system. When I try to start, I get following errors $ emctl status dbconsole TZ set to US/Pacific Exception in getting local host java.net.UnknownHostException: PROD01: PROD01 at [Read More]

Easy and Free X-Windowing Setup with Cygwin

Today I had to carry out Oracle client Installation on one of the server. Normally I use vncviewer to connect to one of my Linux machine (having vncserver setup) and then get the display on to that machine. But my colleague suggested me about one more approach, which I [Read More]

Adding new ASM disk to RAC database fails

Many times i came across a common problem in RAC databases where trying to add an asm disk is not possible due to errors like ORA-15075 “disk(s) are not visible cluster-wide” ORA-15020 “discovered duplicate ASM disk “DISK1″ and ORA-15054 [Read More]

Transparent Application Failover – TAF

Transparent Application Failover (TAF) is a client-side feature that allows for clients to reconnect to surviving databases in the event of a failure of a database instance. Note that this is not used for purpose of load balancing or for Connect Time Failover.   TAF [Read More]

Recent Comments

terkel had this to say

I still dont get it, so if someone get the ewallet.p12 cwallet.sso files and the connect string (simply by reading/copy Read the post

Amit had this to say

hi Bhushan, Em should be pretty easy. I will try to do it in my test setup and document it. cheers Amit Read the post

bhushan had this to say

Hey Amit, Any Document to Setup the Dataguard using EM12C? Any tips any suggestion? Regards Bhushan Read the post

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