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  1. WiredTiger
  2. WT-9855

Memory not entirely used, switch on swap

    • Type: Icon: Task Task
    • Resolution: Duplicate
    • Priority: Icon: Blocker - P1 Blocker - P1
    • None
    • Affects Version/s: 4.0.5
    • Component/s: wt-notfound
    • Environment:
      Red Hat Enterprise Linux Server release 7.6 (Maipo)

      Summary

      On a production 3 nodes mongodb replicaset we're observing that the db is using only 40% of the ram, then it uses the swap memory.

      Motivation

      • Does this affect any team outside of WT?  no
      • How likely is it that this use case or problem will occur? It has been a month so far.
      • If the problem does occur, what are the consequences and how severe are they? We're observing some severe slowness at application level.
      • Is this issue urgent? Yes, this is a production environment.

      Acceptance Criteria (Definition of Done)
      (When will this ticket be considered done? What is the acceptance criteria for this ticket to be closed?)

      • Testing
        We'd like to know if we need to set the cacheSize parameter and how to set it, actually it's not not set. How much should we set the value?
      • Documentation update. No

      [Optional] Suggested Solution

      no

            Assignee:
            Unassigned Unassigned
            Reporter:
            desk@sorint.it Sorint Lab
            Votes:
            0 Vote for this issue
            Watchers:
            3 Start watching this issue

              Created:
              Updated:
              Resolved: