
Oracle 10g Real Application Clusters (RAC)
Oracle
RAC Monitoring: Keeping your RAC under control : Proactively monitoring
your Oracle RAC or even a typical single node Oracle database will keep you
upwind of problems. However, that means you need to know which tools you should
be using to do just that. Read on to learn more.
Oracle
Extended RAC: Stretching your RAC to the limit : Tarry Singh offers an
overview of how to extend your RAC geographically, up to 25km or even 50kms.
Oracle
RAC: Capacity Planning for your RAC : Implementing RAC, or any
clustered solution, requires planning. Tarry Singh discusses capacity planning,
breaking it up into several components, such as network, storage, and
infrastructure.
Oracle
10gR2 RAC Load Balancing Features : Learn how Oracle 10gR2 takes
advantage of client-side connection load balancing, server-side load balancing,
and the new Load Balancing Advisor (LBA) features to improve the distribution
of workloads across the appropriate nodes in an Oracle 10gR2 RAC clustered
database environment.
Upgrade
Oracle 9i RAC to Oracle 10g RAC : This article provides the procedures
for converting Oracle 9i (9.2.0.4) RAC to Oracle 10g (10.2.0.1) RAC on Red Hat
Enterprise Linux 3 (RHEL3).
Oracle RAC: How shared storage works on VMware
Part 4 - Clustering Oracle RAC Virtual Machines across physical and ESX hosts
:
Part 4 of this series examines various possibilities for building clusters across several physical and ESX hosts
and takes a quick look at upgrading clustered Virtual Machines in all the three scenarios.
Part 3 - Clustering Oracle RAC Virtual Machines across ESX hosts
:
Our previous article looked at the clustering possibilities on the ESX Server. In this article, we will examine the various possibilities for building clusters across several physical ESX hosts and the clustering possibilities across ESX hosts and physical machines.
Part 2 - Clustering: Application Clustering vs. VirtualCenter Clustering
:
Part two of this series discusses creating clustered virtual machines on VMware's ESX 3 Server.
Part 1 - Storage considerations: VI3 ESX Server vs VMware Server, VMware Workstation
:
Tarry Singh revisits the storage option on VMware Server, VMware Workstation and ESX 3.0.1 Server for Oracle RAC.
RACingAhead with Oracle on VMware
Part 16: Installation
gotchas for Oracle Linux , Oracle RAC 10gR2 and VMware ESX 3.0.1 :
Tarry Singh covers several issues that can cause problems when installing
Oracle Linux 10gR2 RAC on Oracle Enterprise Linux 4.4 with VMware ESX 3.0.1.
Part 15: Creating database using DBCA on Redhat
4.2 Advanced Server : Part 15 of the RACing ahead with Oracle on VMware
Series looks at the companion CD installation and DBCA, creating the ASM
instances.
Part 14: Software installation : Part 14 of RACing ahead with
Oracle on VMware covers the database software only installation and the
listener setup.
Part 13: Installing Oracle Clusterware on Redhat 4.2 : Part 13 of the RACing ahead
with Oracle on VMware Series covers the first steps towards installing Oracle
Clusterware on Redhat 4.2.
Part 12: Setting up ASM on Oracle 10g : Part 12 of Racing Ahead
with Oracle on VMware offers a brief look at what ASM is, and how to go about
installing, configuring and stamping the ASM disks.
Part 11: Final Checks and OCFS2 Setup : Part 11 of "RACing
ahead with Oracle on VMware" continues with the final checks and the
installation and configuration of OCFS2.
Part 10: Securing Remote Access and Copy with SSH and SCP : Part 10 of "RACing
ahead with Oracle on VMware" continues the remote access set up and looks
at compatible SSH and SCP support.
Part 9: Configuring RHEL/Centos 4.2 Server for Oracle RAC 10g R2 Readiness : Part 9 of this series
continues the setup of the RHEL/Centos 4.2 server, covering setting up the Swap
Space, Shared Memory, Semaphores, File Handles and Hangcheck Timer.
Part 8: Configuring RHEL/Centos 4.2 Server for Oracle RAC 10g R2 Readiness : In part 7 of this series,
we started a detailed explanation of setting up a RHEL 4.2 or Centos 4.2 OS.
This article works towards our goal by configuring the Network and Linux
servers for Oracle readiness.
Part 7: Installing RHEL 4.2 on VMware, Preparing Tools and Network Configuration : Tarry Singh examines
configuration errors and issues when installing RHEL 4.2 on VMware Virtual
Machines.
Part 6:Preparing for a 2-node Oracle 10gR2 RAC on RHEL 4.2 Linux with VMware : Tarry Singh discusses the
preparation and planning for the installation of a 2-node RHEL 4.2 Linux VMware
for Oracle 10gR2 RAC. Also covered in the article are groundbreaking
technologies like OCFS2 and ASMlib, and an overview the ESX Server in general.
Part 5: The powerful SRVCTL Utility :
Part 5 of this series discusses using the SRVCTL utility to see if our database
is functioning as it should.
Part 4: Installing RAC Database with ASM Option :
The last article in this series talked about installing clusterware on two
Windows 2003 nodes. Part 4 of this series discusses how to install a fully
working RAC with ASM on the disk setup that was explained in Part III.
Part 3: Installing Oracle 10g Release 2
Clusterware on a 2-node Windows 2003 Enterprise Edition Server : Part 3
of this series discusses the installation of Clusterware on a 2-node windows
2003 server with VMware.
Part 2: Oracle RAC and RAW disk setup on Windows
2003 Enterprise Server : Part two of this series continues the
discussion of Oracle RAC, how to install the VMware tools and set up RAW disks
on Windows 2003 Enterprise Server.
Part 1: Setting up VMware for Oracle/Intro
to Virtualization/Server Consolidation : Part l of this series offers a
brief introduction to setting up VMware and the importance of other tools such
as VNC, freeNX or NoMachine, PuTTY, etc.
Oracle RAC Administration
Oracle RAC Benchmarking with SwingBench 2.2
:
Tarry Singh discusses why benchmarking is important and offers an overview of SwingBench 2.2, a free Java based utility, to stress test Oracle databases.
Part 21: Troubleshooting ASM problems on VMware ESX 3.x - Part 2
:
Tarry Singh looks at some problems that can be encountered during ESX 3.x Oracle
RAC setup, and how to fix those problems.
Part 20: Troubleshooting ASM problems on VMware ESX 3.x
:
Several errors may be encountered when setting up ESX 3.x on Oracle Rac. This
article covers some of those errors and how to fix them.
Part 19: Wait events in Oracle RAC
:
Tarry Singh discusses wait events in Oracle RAC, focusing on Global Cache waits in particular.
Part 18: Checking RAC status with SQL/OS level statements
:
Tarry Singh discusses running typical SQL/OS level statements to check the status of RAC nodes.
Part 17: Backing up your RAC with RMAN : Whether you are a single node Oracle
DBA or a multi-node RAC farm DBA, you will be confronted with various backup
alternatives. Tarry Singh discusses several scenarios and backup possibilities
using the RMAN utility.
Part 16: Balancing act between Server and Client : In
this article, Tarry Singh takes a little detour to look at connectivity load
balancing and failover.
Part 15: Connection Load Balancing and FAN : Part 15
of our series continues the discussion of workload characteristics and load
balancing connections in our Virtualized RAC, focusing this time on Connection
Load Balancing and Fast Application Notification.
Part 14: Services Architecture in Workload Management :
Part 14 of the series focuses on workload management, which facilitates
management and distribution of the workload to provide peak performance and
high availability.
Part 13: Cache Coherency : Part 13 of this series
takes a break from administration to discuss performance metrics specific to
the RAC environment.
Part 12: RAC Essentials : Part 12 of this series
continues its discussion of RAC specific parameters.
Part 11:The RAC DBA continued : Part 11 of this series
continues the discussion of Oracle RAC DBA essentials.
Part 10:The RAC DBA : Part 10 of this series takes a
breather, to review some RAC basics, before returning to the more advanced
material in RAC administration. (or other users).
Part 9: Hands on administration : Tarry Singh takes a
closer look at installation errors that aren't really errors, ESX host tuning
for time synchronization and some SRVCTL commands.
Part 8: Hands on syntax check : Part 8 of this series
covers the details of the commands discussed in Parts 3 and 4,
"Administering the Clusterware Components".
Part 7: Starting and Stopping the Database Instances and RAC Databases
: Learn how to start up and shut down database instances using
Enterprise Manager, SQL*Plus and SRVCTL.
Part 6: Administering the Database Instances and Cluster Databases
: Part 6 of this series offers an overview of three tools that can be
used to tame the Oracle database, whether it be a multi-node RAC farm or a
single Oracle instance.
Part 5: Administering the Clusterware and ASM Storage :
Part 5 of the Oracle RAC Administration series offers a quick look at the
administration of clusterware and storage administration.
Part 4: Administering the Clusterware: Components :
Part 4 of this series covers administering and restoring the OCR using OCR
Backups and overruling the OCR Data Loss Protection Machinery.
Part 3: Administering the Clusterware Components :
This article examines two important components of Oracle Clusterware, : the
voting disk and the Oracle Cluster Registry (OCR).
Part 2: CRS commands : Part 2 of this series continues
with a discussion of how the CRS commands can be used to fix/troubleshoot the
quirkiness of Real Application Clusters.
Part 1: Controlling the Cluster with CRS command : Tarry Singh
begins a new series on Oracle RAC Administration with a discussion on the
challenges of administering a RAC database.
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