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2249530 - CST - Resources Check in Kernels greater than 7.4X

Symptom

Some transactions or jobs cannot be finished and the following messages can be found in trace files:

  • In dev_rd:

    *** WARNING => GwRqDpSendTo: resources of ABAP server exhausted [gwdp.c       3551]
    *** ERROR => GwRqDpSendTo: DpLogon failed [gwdp.c       3581]

  • In dev_icm:

    *** WARNING => IcmSendRq: resources of ABAP server exhausted [icxxif.c     939]
    *** ERROR => IcmSendRq: DpLogon failed [icxxif.c 1009]
    *** ERROR => IcmCreateDpRequest: Server overload {010acfb3} [icxxthr.c 3326]
    *** ERROR => IcmPlFlushBuf: IcmConnRollInWP failed: No more connections available(-12) [icxxplugin.c 14]
  • In dev_disp:
    *** WARNING => DpResourcesOk: too many communication entries (xxxx) [dpxxtool2.c  8009]

Note: Sometimes warning and error message will be noticeable, even if there are enough RFC or ICMan related resources.


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Environment

kernel version equal or greater than SAP kernel 7.4x .

Keywords

CST, client server technology, kernel, application server, instance, ABAP server exhausted, Too many logons, Too many communication entries, Too many queue slots, Too many ca blocks, Too many MPI pipes, Resources exhausted, Too many MPI blocks, Too many EG blocks entries, Many APC connections in use , KBA , performance , slow , mpi , mpi pipes , mpi blocks , too many , communication entries , ca blocks in use , logons , BC-CST-DP , Dispatcher, Task Handler , BC-CST-IC , Internet Communication Manager , BC-CST-GW , Gateway/CPIC , Problem

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