Merge pull request #65147 from bysnupy/patch-58

OBSDOCS-540: "FluentD Buffer Availability" chart description is incorrect

Author: kalexand-rh

modules/cluster-logging-dashboards-logging.adoc

@@ -64,8 +64,8 @@ Fetch latency typically takes less time than query latency. If fetch latency is
 |FluentD emit count
 |The total number of Fluentd messages per second for the Fluentd default output, and the retry count for the default output.
 
-|FluentD Buffer Availability
-|The percent of the Fluentd buffer that is available for chunks. A full buffer might indicate that Fluentd is not able to process the number of logs received.
+|FluentD Buffer Usage
+|The percent of the Fluentd buffer that is being used for chunks. A full buffer might indicate that Fluentd is not able to process the number of logs received.
 
 |Elastic rx bytes
 |The total number of bytes that Elasticsearch has received from FluentD, the Elasticsearch nodes, and other sources.