PowerProtect Data Manager: Kubernetes Cluster Discovery mislykkedes - IO-undtagelse under næste metode (stream blev nulstillet)

Summary: PowerProtect Data Manager Kubernetes Cluster Discovery mislykkedes - IO-undtagelse under næste metode (stream blev nulstillet).

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Symptoms

PowerProtect Data Manager Kubernetes Cluster Discovery mislykkedes.
Følgende fejl observeres i cndm.log: 
2023-03-23T03:32:43.470Z ERROR [] [https-jsse-nio-127.0.0.1-8461-exec-3] [][][][TRACE_ID:9a9664af3ecde3e2;JOB_ID:9d8702e6e8798fea][] [c.e.b.c.d.s.CndmDiscoveryService.start(84)] -  discovery task failed
com.emc.brs.cndm.error.InternalServerErrorException: java.lang.RuntimeException: IO Exception during next method.
Caused by: java.lang.RuntimeException: IO Exception during next method.
Caused by: okhttp3.internal.http2.StreamResetException: stream was reset: INTERNAL_ERROR

Cause

Produktet virker efter hensigten.

Resolution

I et tilfælde, hvor dette observeres, er der en Nginx-server mellem PowerProtect Data Manager og K8s-klyngen. 

Skift følgende indstillinger i Nginx-konfigurationsfilen /etc/nginx/default.d/server.conf
proxy_redirect deaktiveret.
proxy_buffering slukket;

PPDM Kubernetes Cluster Discovery er i orden efter denne ændring. 

Affected Products

PowerProtect Data Manager
Article Properties
Article Number: 000212870
Article Type: Solution
Last Modified: 18 May 2023
Version:  2
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