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2285287 - Logstore always runs into reserve - SAP ESP

Symptom

  • The SAP Event Stream Processor (ESP) project is implemented with a logstore.
     
  • After running for some time, the project dips into the logstore reserve as noted by messages similar to the following:
     
    • ESP logs a message (with varying %-values) similar to:
       
      [SP-3-120055] (500.868) sp(14356) LogStore(gdlogstore)::compact() -- nearing capacity, at 40% free, 52% live data; performance is being degraded.
       
    • ESP subsequently logs a message:
       
      [SP-4-120067] (503.361) sp(14356) LogStore(gdlogstore)::compact() -- free space dipped into reserve by -1%, scrubbing in attempt to reclaim more space.
       
  • Manual termination of the project is required to clear or increase the logstore before restarting the project.


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Environment

SAP Event Stream Processor Engine 5.1 SP08 PL10

Product

SAP Event Stream Processor 5.1

Keywords

_ESP_GD_Sessions, esp_subscribe, metadata, size, properties, streaming, processing , KBA , BC-SYB-ESP , Sybase ESP (Event Stream Processor) , Problem

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