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DCSV1031I may indicate a DCS_UNICAST_ADDRESS port conflict.

Troubleshooting


Problem

When starting a cluster, if there is a port conflict between two different Java Virtual Machine (JVM) processes, the following informational DCSV1031I message will be logged.

Symptom

9/4/07 15:12:22:261 EDT] 00000016 DiscoveryServ I DCSV1031I: DCS Stack
DefaultCoreGroup at Member
dmgrTestCell01\SIT2Node01\WebSphere_Portal_SIT2: Received a connection
from an undefined member
dmgrTestCell01\SIT2Node01\WebSphere_Portal_SIT2. Source address is
/9.37.0.137.

[{"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"High Availability (HA)","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF010","label":"HP-UX"},{"code":"PF012","label":"IBM i"},{"code":"PF016","label":"Linux"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"}],"Version":"9.0;8.5.5;8.0;7.0","Edition":"Network Deployment","Line of Business":{"code":"LOB77","label":"Automation Platform"}},{"Product":{"code":"SS7K4U","label":"WebSphere Application Server for z\/OS"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"PF035","label":"z\/OS"}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]

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Document Information

Modified date:
03 March 2025

UID

swg21269678