elastic/osearch cluster tuning

policy mgmt schedule

speed-up the policies: every minute

curl -sk https://localhost:9200/_cluster/settings -u admin:PASSWORD | jq

cat <<EOF | curl -sk -X PUT -H "Content-Type: application/json" \
        "https://localhost:9200/_cluster/settings?flat_settings=true" -u admin:PASSWORD \
        -d @- | jq
{
  "persistent" : {
    "plugins.index_state_management.job_interval" : "1"
  }
},
{
  "transient" : {
    "plugins.index_state_management.job_interval" : "1"
  }
}
EOF

resources

cluster settings

https://www.elastic.co/guide/en/elasticsearch/reference/7.17/cluster-update-settings.html

ism settings

https://opensearch.org/docs/latest/im-plugin/ism/settings/

index settings

https://opensearch.org/docs/latest/install-and-configure/configuring-opensearch/index-settings/

performance

https://opensearch.org/docs/latest/tuning-your-cluster/performance/