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1900128 - Work process in "on Hold" RFC status in SM50/SM66

Symptom

  • There are external RFC client program which connects to SAP.
  • When there are multiple calls in parallel by RFC client program, slow response or even timeout may happen.
  • At the same time, the work process is in "On Hold" RFC status and in the gateway trace, the following error are written.

    NiHLGetHostName: to get xxx.xxx.xxx.xxx failed in xxxxms (tl=2000ms)
    *** ERROR => NiHLGetHostName: NiPGetHostByAddr failed (rc=-1) [nixxhl.
    cpp   495]


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Environment

SAP system is running on WINDOWs OS

Product

SAP NetWeaver all versions

Keywords

Logon hang, timeout, logon performance, logon slow, name resolving takes long time, hanging, intermittent , KBA , BC-CST-GW , Gateway/CPIC , BC-MID-RFC , RFC , BC-OP-NT , Windows , BC-NET , Network Infrastructure , Problem

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