The Stack Overflow podcast is back! Listen to an interview with our new CEO.

Questions tagged [oracle-rac]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0
votes
0answers
12 views

Scalability of Oracle RAC on top of OCFS2

Is OCFS2 suitable for none oracle database use cases? eg. Shared storage between multiple server. My main concern is performance and scalability.
3
votes
1answer
125 views

What better way to configure memory for an Oracle RAC 11g R2?

I'm setting up a new environment in Oracle RAC 11g but I'm wondering how best to use the memory feature. Today I have two servers with 128GB of RAM 1 core CPU with 16 cores. I deployed 64GB of SSD ...
0
votes
1answer
557 views

Does PostGreSQL EDB provide load balancing among nodes, (like Oracle RAC)?

I’m looking for some information about whether PostGreSQL EDB can provide balance between nodes similarly to the way Oracle RAC does this. AFAIK, it does not. The closest question / answer ...
3
votes
0answers
240 views

Mirroring on external SCSI and iSCSI disks inside same volume group

On IBM P5 505 (maint level 5300-07) servers there is a concurently accessed external storage, which is connected using external Ultra320 SCSI port (DAS). External storage is detected as hdisk2 which ...
-3
votes
1answer
166 views

Why shared-disk architecture is beneficial for Oracle RAC? [closed]

Oracle RAC is using shared-disk architecture. I cant see why this can make the whole product highly scalable or available ? the shared storage can itself turn into a single point of failure. and if we ...
1
vote
1answer
274 views

Is it possible to have one group or account authenticate locally, bypassing LDAP auth?

We have one RAC cluster of machines where the local UID:GID of a couple users (oracle and grid) do not match the UID:GID of those same users in LDAP. Ultimately we ought to change the UID and GID of ...
0
votes
2answers
2k views

Error while using oraenv

I'm using Oracle RAC in RH6, and when i try to use the 'oraenv' utility to set the variables with the user oracle, i get an error: [oracle@vhor12 ~]$ . oraenv /bin/.: Permission denied. Using it in ...
0
votes
2answers
3k views

INS-40719 error when Install Oracle RAC?

I'm tying to (learn how to) install Oracle RAC 11g on CentOS 6 all went OK so far but I get INS-40719 Error message regarding SCAN Name I do not have DNS server and I'm not going to try to use it on ...
1
vote
2answers
7k views

Setting ORACLE_HOME in Oracle RAC 11g

I've got two (2) nodes in an Oracle RAC 11g in Windows Server 2008. Oracle software is installed in C:\app. I realized that the ORACLE_HOME path has not been set.. In System Properties-> Advanced -> ...
0
votes
1answer
118 views

oracle RAC server addition at DR site after DR occurs

DB: Oracle Server: Physical OS: Linux 5.5 The production site contains 3 server nodes and will be clustered using Oracle RAC, database replication will be done with the help of Oracle Data guard. ...
3
votes
1answer
152 views

Oracle SOA repository migration

Does anybody know whether it is possible to migrate Oracle SOA repository from a simple Oracle database to Oracle RAC?
2
votes
1answer
502 views

DBMS_ALERT slow to trigger on RAC

I asked a question earlier about whether DBMS_ALERT works on the RAC. The answer was yes, and I have set up a VMWare test environment and confirmed it. However, there seems to be a long delay ...
3
votes
2answers
744 views

Oracle RAC failover backup procedure

We have Oracle 11gR2 RAC database on two nodes. We also have a RMAN backup script that works fine, using a recovery catalog database which is located in a town 20km from the data center. The script ...
1
vote
4answers
1k views

Red Hat - Oracle RAC and McAfee

Does McAfee virus support Redhat Linux running in an Oracle RAC Cluster? IF so, what is the configuration, best practice?
0
votes
1answer
759 views

Switch RAC nodes using dbconsole in Oracle 11g

Is it possible to use dbconsole (Enterprise Manager) to switch the active node of a Oracle 11gR2 cluster? The idea is to tell the active instance to go down and have another node take over. I want to ...
6
votes
5answers
62k views

How do I know to which node of my Oracle RAC I am connected?

Is there an easy way to determine to which RAC node of an Oracle 11g R2 system I am connected? I am trying to perform some failover tests and I want to make sure my application is correctly connected ...
0
votes
2answers
2k views

Convert an Oracle 10g RAC database to single instance

In an attempt to reduce the complexity of a solution, I've been asked to convert a two node Oracle 10g RAC production database to single instance. The database is running on RHEL5 with ASM on SAN. I ...
0
votes
2answers
1k views

Oracle RAC interconnect in a Dell M1000e Blade Enclosure

We are looking at a Dell M1000e enclosure and appropriate Blades with 4 NICs each. We are planning on running Linux/Oracle 11g RAC on two blades, storage will be handled on an iSCSI SAN for which two ...
1
vote
4answers
3k views

Infiniband for Oracle 11g RAC private interconnect?

We currently have a 2-node Oracle 11g RAC using 1GigE as the private interconnect. At peak update time, the traffic between nodes reaches 35 MByte/second, so we are still doing good in terms of ...
1
vote
1answer
1k views

Oracle RAC: Configure instance to depend on VIP

In previous version of Oracle RAC with Oracle clusterware, before 10.0.1 I believe, an instance was dependent on a VIP resource. Once a vip was failed or relocated, the Instance would be stopped. In ...
0
votes
1answer
671 views

How to handle oracle installations with same SID on same subnet?

I have two Oracle RAC clusters on the same subnet. For this discussion, let's assume one is a QA cluster and one is a DEV cluster. They are both running on RedHat Enterprise Linux 5, 64-bit. They are ...