rob05c opened a new pull request #6017: URL: https://github.com/apache/trafficcontrol/pull/6017
Adds read-while-writer and a small cache to Traffic Ops, which significantly increase scalability. In my testing, the requests/second Traffic Ops was capable of serving increased 10–100x, depending on the size of the endpoint and request volume. Includes feature flags to disable both. Includes tests. Includes changelog. Includes docs. - [x] This PR is not related to any other Issue ## Which Traffic Control components are affected by this PR? - Traffic Ops ## What is the best way to verify this PR? Run tests. Make requests in rapid succession, observe returned values are correct, observe Age header in cached responses. Make request in rapid succession with `Cache-Control: no-cache` header, verify no Age header indicating responses are all uncached. ## If this is a bug fix, what versions of Traffic Control are affected? Not a bug fix. ## The following criteria are ALL met by this PR - [x] This PR includes tests OR I have explained why tests are unnecessary - [x] This PR includes documentation OR I have explained why documentation is unnecessary - [x] This PR includes an update to CHANGELOG.md OR such an update is not necessary - [x] This PR includes any and all required license headers - [ x] This PR **DOES NOT FIX A SERIOUS SECURITY VULNERABILITY** (see [the Apache Software Foundation's security guidelines](https://www.apache.org/security/) for details) ## Additional Information -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
