kvstore featurecompatiability shows an error occured during the last operation ( ‘ get parameter’) domain 15 code 13053 no suitable server found serverselection Timeoutms’ expired[ tls handshake failed error:000000lib(0) :func(0):reason[0]
this above error is showing
Are you running KV Store on indexers? If yes, Indexers do not use KV Store, so there is no need to run it. Disabling KV Store on the indexers will stop the errors.
Ensure that your SSL/TLS certificates are correctly configured and valid.
Use the command:-
./splunk show kvstore-status to check the current status of the KV Store. This can provide insights into any specific issues that might be occurring.
Check the mongod.log file located in $SPLUNK_HOME/var/log/splunk/ for any detailed error messages related to the KV Store. Look for messages about SSL certificate validation or other connectivity issues.
If the issue persists, you might need to clean and reinitialize the KV Store
And also check this documentation: Solved: Kvstore has stuck at starting stage for all the se... - Splunk Community