NSX Intelligence cannot run recommendations - "NSX Intelligence is degraded" alarm in GUI
search cancel

NSX Intelligence cannot run recommendations - "NSX Intelligence is degraded" alarm in GUI

book

Article ID: 319959

calendar_today

Updated On:

Products

VMware NSX

Issue/Introduction

  • NSX intelligence showing in degraded state.


 

  • /var/log/zookeeper/zookeeper.log (NSX intelligence)
    2021-07-19 11:42:19,590 [myid:] - WARN [NIOWorkerThread-62:NIOServerCnxn@364] - Unexpected exception
    EndOfStreamException: Unable to read additional data from client, it probably closed the socket: address = /127.0.0.1:42810, session = 0x100000261471f91
            at org.apache.zookeeper.server.NIOServerCnxn.handleFailedRead(NIOServerCnxn.java:163)
            at org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:326)
            at org.apache.zookeeper.server.NIOServerCnxnFactory$IOWorkRequest.doWork(NIOServerCnxnFactory.java:522)
            at org.apache.zookeeper.server.WorkerService$ScheduledWorkRequest.run(WorkerService.java:154)
            at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
            at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
            at java.lang.Thread.run(Thread.java:748)
    2021-07-19 11:42:19,706 [myid:] - WARN [NIOWorkerThread-11:NIOServerCnxn@364] - Unexpected exception
    EndOfStreamException: Unable to read additional data from client, it probably closed the socket: address = /127.0.0.1:42814, session = 0x100000261471f8f
            at org.apache.zookeeper.server.NIOServerCnxn.handleFailedRead(NIOServerCnxn.java:163)
            at org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:326)
            at org.apache.zookeeper.server.NIOServerCnxnFactory$IOWorkRequest.doWork(NIOServerCnxnFactory.java:522)
            at org.apache.zookeeper.server.WorkerService$ScheduledWorkRequest.run(WorkerService.java:154)
            at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
            at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
            at java.lang.Thread.run(Thread.java:748)
    2021-07-19 11:42:20,237 [myid:] - WARN [SyncThread:0:FileTxnLog@408]

 

  • Observed in:
    NSX T: 3.0.1.1.0.16556497
    NSX Intelligence: 1.2.0.0.0.17065669



Environment

VMware NSX-T Data Center

Cause

Zookeeper is under a contention state, where Kafka keeps re-trying and overwhelming it.

Resolution

No resolution.


Workaround:

Restart the NSX intelligence appliance

Additional Information

Impact/Risks:

User will not be able to run NSX Intelligence recommendations.