Sunday, June 10, 2007

Steps to set up oracle database RAC


  1. Verify hardware requirement
    • RAM - min 512MB
    • HD - 4GB
    • Swap - 1GB
    • Temp - 400MB
    • min 2 NIC
    • TCP/IP for public NIC, UDP for interconnect NICs
  2. Verify system requirement
    • User groups: oinstall, dba, nobody
    • User oracle's main group - oinstall, second group - dba
    • Environment variables: ORACLE_BASE, TMP, TMPDIR
    • Customized Kernel and open file limits
    • Storage - OCFS, Raw device or ASM
  3. Install CRS (Cluster Ready Service)
    • Private interconnect interfaces
    • Oracle cluster registry
    • Voting disk
    • Run root.sh for all nodes
  4. Install RAC database instance
    • Install Oracle database software
    • Use VIPCA to configure virtual IPs
  5. Create RAC database
    • Perform preinstall database tasks - CRS running (evmd.bin, ccssd.bin, crsd.bin), Group Services running, set environment variables
    • Create a cluster database: additional step to select installed node




  1. OCA references

  2. OCP References

  3. 1Z0-042 sample questions (1)

  4. Answer - "1Z0-042 sample questions"

  5. 1Z0-043 sample questions (1)

  6. Answer - "1Z0-043 sample questions"

  7. How to query server and client environment in PL/SQL


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