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2610358 - Startup: work processes in status WP_NEW reason "Semaphore 10"

Symptom

  • Work processes are not correctly starting (status WP_NEW).
  • This causes application server to remain on YELLOW status, as can be confirmed with command:


            >>sapcontrol -nr $$ -function GetProcessList
            name, description, dispstatus, textstatus, starttime, elapsedtime, pid
            disp+work.EXE, Dispatcher, YELLOW, Request handling without progress, <timestamp>, PID
            igswd.EXE, IGS Watchdog, GREEN, Running, <timestamp>, PID
            gwrd, Gateway, GREEN, Running, <timestamp>, PID
            icman, ICM, GREEN, Running, <timestamp>, PID

  • The Dispatcher trace file (dev_disp) will show:

            DpUpdateStatusFileWith: state=YELLOW, reason=Request handling without progress
            *** WARNING => DpRequestProcessingCheck: potential request processing problem detected (1. check) [dpxxwp.c     4673]
            *** WARNING => DpRequestProcessingCheck: potential request processing problem detected (2. check) [dpxxwp.c     4673]
            […]

  • If this situation happens while application server is starting, dispatcher trace file will show:

            DpUpdateStatusFileWith: state=YELLOW, reason=Server in state STARTING
            *** WARNING => DpRequestProcessingCheck: potential request processing problem detected (1. check) [dpxxwp.c     4673]

            […]


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Environment

  • SAP NetWeaver
  • SAP NetWeaver Application Server for SAP S/4HANA
  • ABAP PLATFORM - Application Server ABAP

Product

SAP NetWeaver Application Server for ABAP all versions ; SAP NetWeaver Application Server for SAP S/4HANA all versions ; SAP NetWeaver all versions

Keywords

Request handling without progress, semaphore 10, WP_NEW, semaphore , KBA , BC-CST-STS , Startup Service , BC-DB-DBI , DB Independent Database Interface , Problem

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