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-3
votes
1answer
41 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
84 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
1answer
215 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
1answer
1k 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
4k 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
102 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
68 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
350 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
377 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 ...
0
votes
3answers
455 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
420 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 ...
3
votes
3answers
12k 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
1k 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
854 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
2k 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
420 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 ...