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2060308 - Large Queued_Messages table in CDB causes poor performance of the server - SMP


  • Slow synchronisations across all devices
  • Server takes up large amounts of memory on the mlsrv12.exe process during a synchronisation
  • Connect to dbisqlc.exe located under ~\UnwiredPlatform\Servers\SQLAnywhere12\BIN64\dbisqlc.exe or ~\MobilePlatform\Servers\SQLAnywhere16\BIN64\dbisqlc.exe with the appropriate credentials as shown in the screenshot below
    1. Running the command: "select count(*) from Queued_Messages;" returns millions as a result
    2. Running the command: "select * from Queued_Messages where Timeout < Today();" returns any number of results




  • Sybase Unwired Platform 2.2 SPx
  • SAP Mobile Platform 2.3 SPx


SAP Mobile Platform 2.3 ; Sybase Unwired Platform 2.2


queued_messages, cdb, performance , KBA , MOB-SUP-RT , SUP Runtime , Problem

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