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  1. Indy Node
  2. INDY-1248

[Design] Fix memory leaks when primary on backup instance is disconnected

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    • Task
    • Status: Complete
    • High
    • Resolution: Done
    • None
    • 1.6.78
    • None

    Description

      When pool finished view change procedure and new primary for master replica is elected, each node will start selection primary on other backup replicas. Backup replica can choose disconnected node as primary, so transaction ordering will be blocked and this replica will stash all PROPAGATE request until the next view change.

       

      Acceptance criteria

      • Possible options for fixes
      • Proposed option, plan of attack
      • Create necessary tasks

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          relates to

          Task - A task that needs to be done. INDY-1572 Explore memory leaks when a primary on one of backup instances is stopped

          • Medium - Has the potential to affect progress.
          • Complete

          Task - A task that needs to be done. INDY-1680 Ability to switch off (remove) replicas with no changes of F value

          • Medium - Has the potential to affect progress.
          • Complete

          Task - A task that needs to be done. INDY-1682 Improve the switch off replica logic to collecting all reasons (not only disconnected primary)

          • Medium - Has the potential to affect progress.
          • Complete

          Task - A task that needs to be done. INDY-1683 Improve the switch off replica logic to do it after InstanceChange quorum

          • Medium - Has the potential to affect progress.
          • Complete

          Task - A task that needs to be done. INDY-1685 Start View Change if more than M replicas switched off.

          • Medium - Has the potential to affect progress.
          • To Develop

          Task - A task that needs to be done. INDY-1681 Switch off a replica that stopped because disconnected from a backup primary

          • Medium - Has the potential to affect progress.
          • Complete

          Activity

            People

              Toktar Renata Toktar
              anikitinDSR Andrew Nikitin
              Andrew Nikitin, Renata Toktar
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                Updated:
                Resolved: