Splunk tstats

Use the tstats command to perform statistical queries on indexed fields in tsidx files.

Currently I'm trying to optimize splunk searches left by another colleague which are usually slow or very big. My first thought was to change the "basic searches" searches that don't use tstats to searches with tstats to see the most notable accelaration. The needed datamodels are already accelerated and the fields are normalized. I really struggle to understand how to really incorporate tstats in that case. I didn't know that I have to generate a table in order for it to work. I'll fiddle around with the rest but I guess that really was the big problem I had. View solution in original post.

Splunk tstats

Since tstats can only look at the indexed metadata it can only search fields that are in the metadata. Since status and username are not index-time fields they are search-time. First, run a simple tstats on the DM doesn't have to be accelerated to make sure it's working and you get some result:. If the DM isn't accelerated then tstats will translate to a normal search command, so the above command will run:. The translation is defined by the base search of the DM under "Constraints". You can verify that you'll get the exact same count from both the tstats and normal search. Make sure you use the same fixed time range ie from X to Y. Don't do "Last X minutes" since the time range will be different when you run the search ad-hoc. Anyway, tstats can basically accesses and searches on these special, DM-created tsidx files. Pick a window big enough like 7 days and search the last 24 hours for testing. Remember that everything has a cost. And in this case, you'll trading disk space to gain faster search.

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Similar to the stats command, tstats will perform statistical queries on indexed fields in tsidx files. Significant search performance is gained when using the tstats command, however, you are limited to the fields in indexed data, tscollect data, or accelerated data models. This search took almost 14 minutes to run. This can be helpful when determining search efficiency. The EPS for this search would be just above thousand, a respectable number. By converting the search to use the tstats command there will be an instant, notable difference in search performance. This search will provide the same output as the first search.

Similar to the stats command, tstats will perform statistical queries on indexed fields in tsidx files. Significant search performance is gained when using the tstats command, however, you are limited to the fields in indexed data, tscollect data, or accelerated data models. This search took almost 14 minutes to run. This can be helpful when determining search efficiency. The EPS for this search would be just above thousand, a respectable number. By converting the search to use the tstats command there will be an instant, notable difference in search performance. This search will provide the same output as the first search.

Splunk tstats

Use the tstats command to perform statistical queries on indexed fields in tsidx files. The indexed fields can be from indexed data or accelerated data models. Because it searches on index-time fields instead of raw events, the tstats command is faster than the stats command. If you have Splunk Cloud Platform, file a Support ticket to change this setting. The FROM clause is optional. See Selecting data for more information about this clause. You can specify either a search or a field and a set of values with the IN operator. WHERE clauses in tstat searches must contain field-value pairs that are indexed, as well as characters that are not major breakers or minor breakers. For example, consider the following search:.

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You cannot use wildcards to specify field names. Search instead for. Get Updates on the Splunk Community! After all, who wants to rewrite all of their dashboards and reports after already creating them based on raw search? This is because the data model has more unsummarized data to search through than usual. Tags: count. Splunk Premium Solutions. In systems that forward search head data to indexers, this setting may cause the search to produce few or no results. Using the diff and set Commands March 7, Invalid IP addresses are displayed along with the valid IP addresses because the tstats command uses string matching to satisfy search requests and doesn't directly support IP address-based searches. Splunk Administration. Sign In. In this context, summaries are synonymous with accelerated data.

Murray March 6, SPL is already hard enough, so just the idea of learning tstats syntax can be daunting.

If you really want to know more then check out my conf talk "Speed up your search! The values can be strings or purely numeric. Similar to the stats command, tstats will perform statistical queries on indexed fields in tsidx files. Splunk Search. Customer Success Customer success starts with data success. By default, role-based search filters are applied, but can be turned off in the limits. Splunk Cloud Platform Cloud-powered insights for petabyte-scale data analytics across the hybrid cloud. Splunk Answers. Ask a Question. This setting is useful for troubleshooting. Enter your email address if you would like someone from the documentation team to reply to your question or suggestion. If you do not specify a FROM clause, the Splunk software selects from index data in the same way as the search command. Get Updates on the Splunk Community!