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3229724 - SCC: Duplicate accept detected

Symptom

After SAP Cloud Connector upgrade from 2.14.0.1 to 2.14.1, following monitoring alerts randomly raises stating that SAP Cloud Connector tunnel is not available.

Cloud Connector trace (ljs_trace.log):

====
20xx-xx-xx xx:xx:xx,xxx +0200#ERROR#org.apache.tomcat.util.net.Nio2Endpoint#https-jsse-nio2-8443-Acceptor-0# #Socket accept failed
java.io.IOException: Duplicate accept detected. This is a known OS bug. Please consider reporting that you are affected: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1924298
at org.apache.tomcat.util.net.Nio2Endpoint$Acceptor.run(Nio2Endpoint.java:419)
at java.lang.Thread.run(Thread.java:838)
====


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Environment

  • SAP Cloud Connector version 2.14.1;
  • Operating System Linux.

Product

SAP Business Technology Platform all versions

Keywords

Cloud Connector, Socket accept failed, Duplicate accept detected, connector, SCC, CC, org.apache.tomcat.util.net, OS BUG, bug, Duplicate accept detected, java.io.IOException,  , KBA , BC-MID-SCC , SAP Cloud Connector On-Demand/On-Premise Connectivity , Problem

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