DanBrother的部落格

Oracle TAF (Transaction Application Failover) Configuration:
https://1drv.ms/w/s!AiM4lZDi7mITgZZMEYjnz4IU-jvS0w?e=yG5mUu

Oracle12cR2 RAC Step by Step Installation Procedures on Oracle VM VirtualBox 5.1

Oracle12cR1 RAC Step by Step Installation Procedures on Oracle VM VirtualBox 5.0

1. Create VM on Windows 10 Host Operating System
2. Install the Guest Operating System

Oracle11gR2 RAC Step by Step Installation Procedures on Oracle VM VirtualBox 5.0

1. Create VM on Windows 7 Host Operating System
2. Install the Guest Operating System

Replace Voting Disk and OCR Diskgroup (Oracle 11gR2 / ASM)

Issue:
DBCA: Node Selection Page Does Not Show All Nodes in the Cluster or Custer Nodes Are Not Accessible due to upper case or lower case differences.

Oracle 11gR2 Server-Site TAF (Transaction Application Failover) Configuration:

# Create a service
srvctl add service -d RACDB -s RACDB_TAF -r "RACDB1,RACDB2,RACDB3" -P BASIC -m BASIC -z 180 -w 5 -q TRUE -e SESSION

ASM instance was not registered on LISTENER

Issue:

[oracle@RAC1 OPatch]$ ./opatch lsinventory

Oracle Interim Patch Installer version 11.2.0.3.5
Copyright (c) 2013, Oracle Corporation. All rights reserved.

Oracle 11gR2 RAC – Step by Step to Add New Nodes

Oracle 11gR2 RAC (Two-Node) Installation Procedures on RHEL 5.10 (x86-64)
 

Pre-installation Requirements (Perform on Both Nodes):

Auditing Using Operating System Audit Trail:

Symptom:
after running opatch lsinventory, the error occurs as follows:
Oracle Home inventory is corrupted LsInventorySession failed: OracleHomeInventory gets null oracleHomeInfo OPatch failed with error code 73

For o2cb to function properly, two sysctl value (kernel parameter) need to be set:

$ echo 1 > /proc/sys/kernel/panic_on_oops

Oracle Interface Configuration Tool - oifcfg

$ oifcfg help

Encountered  (su - oracle)  su: cannot set user id: Resource temporarily unavailable
In Oracle 11gR2 RAC RHEL5.5 environment

Solving ORA-12545: Connect failed because target host or object does not exist for Shared Server Mode

-- Node1     (Reset dispatchers)

ADRCI (Automatic Diagnostic Repository Command Interpreter) :

[Introduction]

SQL>  sho parameter db_recovery_file_dest

NAME                                                         TYPE                              VALUE

Commands for checking Oracle RAC status:
Let's switch the os user to grid by typing :   su - grid