Uploaded image for project: 'Solution Center'
  1. Solution Center
  2. SOL-492

EXAStorage Fail Safety Mechanism

    XMLWordPrintable

    Details

    • Type: Explanation
    • Status: Published
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: EXAStorage
    • Labels:
      None
    • Explanation:
      Hide

      Initial Situation

      • One master segment (handles all requests)
      • Two redundancy segments Redundancy 3 (data is received from the master segment)

      Master Segment fails

      • First redundancy segment becomes the deputy
      • Operations will be redirected automatically
      • Application continues to work

      Master Segment is online again

      • Becomes master segment again
      • „copy-on-demand“ on read operations
      • Background Restore
      Show
      Initial Situation One master segment (handles all requests) Two redundancy segments Redundancy 3 (data is received from the master segment) Master Segment fails First redundancy segment becomes the deputy Operations will be redirected automatically Application continues to work Master Segment is online again Becomes master segment again „copy-on-demand“ on read operations Background Restore
    • Category 1:
      Cluster Administration

      Attachments

        Issue Links

          Activity

            People

            • Assignee:
              CaptainEXA Captain EXASOL
              Reporter:
              CaptainEXA Captain EXASOL
            • Votes:
              0 Vote for this issue
              Watchers:
              0 Start watching this issue

              Dates

              • Created:
                Updated: