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Table of Contents

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After a few iterations we settled on the following:

Cache keys are compound; comprised of 4 parts: <Method>|<PathPattern (or 'Path' if not defined)>|<X-Okapi-User-Id>|<X-Okapi-Token>

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A PoC was evaluated by the Performance Task Force (PFT).  That effort was tracked in PERF-113.  In a test which simulated 8 concurrent users, the benefits seen during check-in/check-out were as follows:

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  •  Port the token cache PoC to Okapi 4 - https://github.com/folio-org/okapi/tree/tokenCache
  •  Add metrics for tracking cache events (hits/misses/etc.) - https://github.com/folio-org/okapi/tree/tokenCache
  •  Re-test with this version of the PoC
  •  Create stories (OKAPI/MODAT) for the implementation of this optimization - 
    Jira Legacy
    serverSystem JIRA
    serverId01505d01-b853-3c2e-90f1-ee9b165564fc
    keyMODAT-86
     
    Jira Legacy
    serverSystem JIRA
    serverId01505d01-b853-3c2e-90f1-ee9b165564fc
    keyOKAPI-890
  •  Sort out other implementation details - See Considerations above.