Category Archives for RAC

Online Oracle RAC DBA Training

This is an intensive 6-day, full time hands-on in Oracle Real Application Clusters (RAC) course. Unlike other Oracle RAC tuning classes, it will provide you step by step guidance to create RAC environment at your home PC using VMWARE a freeware software. The course focuses on RAC architecture, installation, patching, administration, backup and recovery and […]

Read More

Focusthread-Online Oracle RAC DBA (10g/11g) Training .Weekend Batch- 21 December 2013

Get trained from the best instructor known  to have trained novices as experts in this field. This is a hands-on lab-intensive course conducted on weekends. Our instructor lead trainings are interactive with Practice and Q/A Sessions. We use industry leading Conferencing Software [with integrated VOIP] to provide trainings. Training Schedule:- 21, 22, 28 & 29 December […]

Read More

Weekend Batch – Online RAC DBA (10g/11g) Training commencing on 13 April 2013

Join now to reap the benefits of Online RAC DBA (10g//11g) Training which is constantly in great demand. This is a course tailor made for you keeping in mind the latest in the world of Oracle.   Please find the course & Registration details mentioned on the link below: http://www.focusthread.com/training/dba-trainings/oracle-rac-training-dba/44-oracle-dba-rac-training   Training Schedule: 13, 14, 20, […]

Read More

Weekend Batch – Online RAC DBA (10g/11g) Training commencing on 13 April 2013

Join now to reap the benefits of Online RAC DBA (10g//11g) Training which is constantly in great demand. This is a course tailor made for you keeping in mind the latest in the world of Oracle.   Please find the course & Registration details mentioned on the link below: http://www.focusthread.com/training/dba-trainings/oracle-rac-training-dba/44-oracle-dba-rac-training   Training Schedule: 13, 14, 20, […]

Read More

How to change Public VIP Address in 11gR2 RAC

Public VIP Address: An interface that can be used for communication with components external to Oracle RAC instances, such as Oracle Net and Virtual Internet Protocol (VIP) addresses. We can change VIP with any outage. We will change it node by node. Step 1: Check which service is running on current which VIP , we […]

Read More

How to change Cluster Interconnect Adapter IP Address in 11gR2 RAC

Cluster interconnect: It’s a private interface used for the cluster-ware to provide inter-instance or Cache Fusion communication. This is also called as private IP address. We can change it at any stage, it require full outage. Step 1: Determine private IP address [oracle@test1 ~]$ oifcfg getif eth0  192.168.1.0  global  public eth1  10.0.0.0  global  cluster_interconnect Step […]

Read More

Voting disk and OCR management in 11gR2 RAC

OCR: It created at the time of Grid Installation. It’s store information to manage Oracle cluster-ware and it’s component such as RAC database, listener, VIP,Scan IP & Services. Minimum 1 and maximum 5 copy of OCR is possible. Voting Disk: It manage information about node membership. Each voting disk must be accessible by all nodes […]

Read More

ASM block corruption ORA-01115

At the time recovery in standby database if you see error (Version 11.2.0.2) ORA-01115: IO error reading block from file 201 (block # 11080) ORA-01110: data file 263: ‘+DATADG/datafile/indx_8m.655.665578’ ORA-15055: unable to connect to ASM instance ORA-00020: maximum number of processes (100) exceeded ORA-01115: corruption in asm based datafile of 11g database on a standby […]

Read More

Oracle Internet Directory (OID) and Real Application Cluster (RAC) database : Things you must know

Oracle Internet Directory (OID) uses database as the persistent store for its data (users, group, access control, configuration….). Oracle Database can be configured in number of high availability configuration including RAC (Real Application Cluster) database, Oracle Data Guard, Cold Failover Cluster … This post covers considerations for Oracle Internet Directory configured with a high availability […]

Read More

Diagnosing RAC Issues and RAC Best Practices

I just wanted to share few metalink notes on Diagnosing RAC Issues across various platforms. Oracle Support has recently few interesting metalink notes on how to troubleshoot the various layers in a RAC Install i.e Storage, Network, OS, Database, Listener, CRS and ASM Components. The document also lists various whitepapers/metalink articles on troubleshooting IPMP, RAC […]

Read More
1 2 3
Not found