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2068731 - object heap error when starting esp_server or esp_cluster_admin


Starting 32-bit versions of SAP Event Stream Processor (ESP) utilities like esp_server or esp_cluster_admin from the Windows prompt can fail with the error:

Error occurred during initialization of VM

Could not reserve enough space for object heap

[Last 4000 events in the event buffer]

<thread> <time> <id> <description>

508 0.79 0x00000001 Creating red and yellow zone [0x00040000,0x00043000]

Aborting ...



  • SAP Event Stream Processor (ESP) 5.1 32-bit SP04 and later
  • All Windows platforms
  • SAP java virtual machine (SAP jvm or SAP jre)


SAP Event Stream Processor 5.1


ESP initialization VM space heap esp_server esp_cluster_admin red yellow zone SYBASE_ESP_JVM_OPTIONS , KBA , BC-SYB-ESP , Sybase ESP (Event Stream Processor) , Bug Filed

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