[BUG] Failure No shard available log was found in OVA testing

[pro-akim]

Description

Deploying OVA 4.9.1-rc1 and performing agent connection tests
The following messages were found in the logs:

Executing:

[root@wazuh-server wazuh-user]# grep -R -i -E "error|critical|fatal|warning" /var/log/wazuh-indexer/

/var/log/wazuh-indexer/wazuh-cluster_server.json:{"type": "server", "timestamp": "2024-09-24T09:59:02,01
7Z", "level": "ERROR", "component": "o.o.s.c.ConfigurationLoaderSecurity7", "cluster.name": "wazuh-clust
er", "node.name": "node-1", "message": "Failure No shard available for [org.opensearch.action.get.MultiG
etShardRequest@68fbb520] retrieving configuration for [INTERNALUSERS, ACTIONGROUPS, CONFIG, ROLES, ROLES
MAPPING, TENANTS, NODESDN, WHITELIST, ALLOWLIST, AUDIT] (index=.opendistro_security)", "cluster.uuid": "
qB1wd91WRASFqR8W4dH_2w", "node.id": "SvZ1vXs0SVeh9AuvjmYTwA"  }

These messages were not present in previous stages/versions. The nature of these messages must be determined and whether they are expected or not.

[f-galland]

This is being investigated in a slack thread.

[AlexRuiz7]

We found information about this problem at OpenSearch's forum. They say these messages can be ignored unless they repeat infinitely
https://forum.opensearch.org/t/errors-at-opensearch-startup/16537