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During Mammoth Upgrade the KMS Service Goes Into Bad Health at Step 2 (Doc ID 2428379.1)

Last updated on JANUARY 29, 2020

Applies to:

Big Data Cloud Service - Version 1.0 and later
Linux x86-64


At Step 2 of a Mammoth upgrade the KMS services goes into bad health.  In the case here the upgrade was from 4.9.1 to 4.11.4.

Additional symptoms look like:

1. Navigating to All Recent Commands in Cloudera Manager (CM) shows that the KMS service does not start as below:

Execute command Start on service Key Trustee KMS
Failed to start service.
Key Trustee KMS
Starting 2 roles on service
Service did not start successfully; not all of the required roles started: only 0/2 roles started. Reasons : Service has only 0 Key Management Server Proxy roles running instead of minimum required 1.

2. Trying to restart the cluster in CM fails with:

Key Management Server Proxy (<proxy node>) Process Status Suppress...
Key Management Server Proxy (<proxy node>) Process Status Suppress...



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