Which command would you use to perform a fast summary of data in Splunk?

The command that is most effective for performing a fast summary of data in Splunk is "tstats." This command is specifically designed to provide quick statistical summaries using indexed data, which enhances the performance of your searches, particularly in large datasets. It operates on the data in the Summary Index and data models, making it more efficient than commands that work on raw event data.

When you utilize "tstats," you can aggregate and summarize data from your indexes rapidly, allowing for quicker insights without scanning through all the raw events. This is particularly valuable when dealing with substantial amounts of data where execution speed is critical.

In contrast, while "stats" can also summarize data, it processes raw events, which can be slower and less efficient compared to "tstats." The "table" command is used for formatting output into a tabular display but does not inherently provide summaries. The "count" command is useful for counting occurrences but does not summarize data in a broader sense. Thus, "tstats" is the superior choice for fast summaries.