IBM Support

IT12270: THE NUMBER OF LISTENING CONNECTIONS KEEPS GROWING

Subscribe to this APAR

By subscribing, you receive periodic emails alerting you to the status of the APAR, along with a link to the fix after it becomes available. You can track this item individually or track all items by product.

Notify me when this APAR changes.

Notify me when an APAR for this component changes.

 

APAR status

  • Closed as program error.

Error description

  • The number of listening connections keeps growing.
    This can be seen using netstat and reviewing Perimeter.log for
    "listening" count increase.
    If counts reach near 4000, further connection requests to/from
    application may be denied.
    

Local fix

Problem summary

  • Users Affected:
    All
    
    Problem Description:
    Netstat reports a large number of sockets in LISTENING status.
    Sockets can be traced back to noapp process (pid). The listening
    port numbers are in 'Local Data Port Range' specified in an FTP
    Client Adapter configuration.
    Perimeter.log file also shows increase in the number of
    listening connections.
    
    Platforms Affected:
    All
    

Problem conclusion

  • Resolution Summary:
    A code fix has been provided.
    
    Delivered In:
    5020601
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT12270

  • Reported component name

    STR B2B INTEGRA

  • Reported component ID

    5725D0600

  • Reported release

    525

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2015-11-13

  • Closed date

    2015-11-25

  • Last modified date

    2015-12-14

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

  • Fixed component name

    STR B2B INTEGRA

  • Fixed component ID

    5725D0600

Applicable component levels

  • R526 PSY

       UP

[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SS3JSW","label":"IBM Sterling B2B Integrator"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"5.2.5","Edition":"","Line of Business":{"code":"LOB02","label":"AI Applications"}}]

Document Information

Modified date:
14 December 2015