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While running dbca we are receiving the ora-12547 and we could not able to create database using DBCA anymore. After googling and metalink search found many notes which does not resolve the issue, the reasons can be multifold Environments- SID, PATH, LD_LIBRARY_PATH – Not resolved Permission on oracle executable to 6751 – Not resolved Package […] In the Previous post we have converted the orcl database to server pool OLTP_SP which is running on three nodes rac01,rac03,rac04 and free server is available in rac02. Okay lets have some discussion before proceeding, 1. Does in pre 11g version , if a instance crashed does it failed over to any node? No. […] From 11g onwards, the database can be managed in two modes, Administer managed, i.e instance allocation/deletion service allocation/deletion and evictions will be managed by Administrator. Where in from the 11gr2 onwards the instance allocation to hosts will be based on the cardinality and services running is also based on their configuration with in the serverpools. […] Hello All, If you have not read server pool concept so far please read it from here. In this post we were going to see, 1. create the server pools OLTP_SP with 2 nodes minimum and maximum 2 nodes with importance 4 2. That leaves 2 node in free pool out of my 4 […] Hello, In this post we will create TAF (Transparent Application Failover) Services as such pre-11gr2 method that is available and preferred instances way. Environment:- 1. 4 Node RAC, rac01,rac02,rac03,rac04 running orcl database and its instances. 2. A service server_taf is created, for which orcl1 is available instance and orcl2 is the preferred instance. TAF […] In Previous post here and here we have seen deleting and adding back the deleted node to Cluster. In this post we will see how to add a new node in the cluster Environment, Assuming you have a new server with OS (OEL) installed and, Phase 1. You have to install or clone the GRID […] Hello This is the continuation of previous post from the good work by Deepak. In last post we deleted a rac04 node and here we will see how to add back the same to cluster.
1. Attach the home in rac04 (as you have detached home), (optional) If you have detached the home […] Hello Readers, I will be running through a series of Grid Infrastructure tasks like deletion of node, addition of node, serverpools and taf in 12c. I would like to Thanks & appreciation Mr. Deepak Kumar from Bangalore India, for his nice work in sending this screenshots. Without his time and effort this would not be […] Hello, While doing practice have been encountered this that addnode.sh is no more located in $GI_HOME/oui/bin, instead it is avaliable in separate folder at $GI_HOME/addnode/addnode.sh. Crazy, I should also request deletenode.sh :(, where I have stumbled upon one more thing Where in the rootcrs.pl or the roothas.pl does not contain delete option instead it contains […] For 12c, the new full release has been released i.e 12.1.0.2 The relevant note is 12.1.0.2.0 Patchset Location For “12.1 Grid Infrastructure (CRS, ASM & ACFS)” And “12.1 RDBMS (Database)”. (Doc ID 1910494.1) And the relevant pathch is Patchset 17694377. The same can be downloaded from OTN site here There are some important […] |
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Oracle 23c New Features for DBA's
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