Apache Traffic Server

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Apache Traffic Server
Developer(s)Apache Software Foundation
Stable release
9.x9.2.2 / August 3, 2023; 8 months ago (2023-08-03)[1]
8.x8.1.8 / August 3, 2023; 8 months ago (2023-08-03)[1]
Apache License 2.0[2]
Websitetrafficserver.apache.org Edit this on Wikidata

The

forward proxy server, generally comparable to Nginx and Squid. It was created by Inktomi, and distributed as a commercial product called the Inktomi Traffic Server, before Inktomi was acquired by Yahoo!
.

Shortly after Yahoo! released the TS source to Apache as an Apache Incubator project in July 2009,[3] a guest editor on Yahoo!'s online publication OStatic[4] stated that Yahoo! uses TS in production to serve more than 30 billion objects per day on sites like the Yahoo! homepage, and Yahoo! Sports, Mail and Finance.

On April 21, 2010, the Apache board accepted Traffic Server as a TLP, graduating the project out of incubation.[5]

Current version

The latest stable version is 9.2.2 and was released on August 3, 2023. The latest long-term support version is 8.1.8 and was released on August 3, 2023.[6]

As of June 2021, ATS is released in two stable versions, Version 8 is a

Git master branch is considered preview quality at all times. Long-term support is provided for the last minor version within a major release, for one added year.[7]

ATS has good support for the next generation HTTP protocol as of v6.0.0, HTTP/2 (a.k.a. H2). On the Is TLS Fast Yet site, it scores 100%. ATS is actively developed and supported by several large companies, as well as many individual contributors.

Features and performance

The OStatic post describes TS as shipping "... with not only an HTTP web proxy and caching solution, but also ... a server framework, with which you can build very fast servers for other protocols". Traffic Server has been benchmarked to handle 200,000 requests per second or more (small objects out of cache).[8] At a talk at the 2009 Cloud Computing Expo,[9] members of the Yahoo! TS team stated that TS is used in production at Yahoo! to handle 400TB of traffic per day using only 150 commodity machines. The OStatic post describes TS as the "product of literally hundreds of developer-years".

Deployment

In the context of cloud computing, TS would sit conceptually at the edge of the cloud, routing requests as they come in. In Yahoo!, it is used for the edge services as shown in a graphic

Cascading Style Sheets (CSS), and HyperText Markup Language (HTML) files, and route requests for dynamic content to a web server such as Apache HTTP Server
.

References

  1. ^ a b "Apache Traffic Server Downloads". trafficserver.apache.org/. Apache Software Foundation. 2021-04-21. Retrieved September 27, 2021.
  2. Apache Software Foundation. Archived from the original
    on 2009-11-03. Retrieved 2009-12-24.
  3. ^ "Apache Incubator Wiki August 2009 Board reports". 2009-08-12. Archived from the original on 2012-08-21. Retrieved 2009-12-24.
  4. ^ "Yahoo's Cloud Team Open Sources Traffic Server". 2009-11-02. Archived from the original on 2012-06-12. Retrieved 2009-12-24.
  5. ^ "Traffic Server graduates to top-level open-source project". 2010-04-23. Archived from the original on 2016-07-29. Retrieved 2013-09-16.
  6. ^ "Apache Traffic Server Downloads". trafficserver.apache.org. Retrieved 2021-06-08.
  7. ^ "Official project release management process". 2013-09-06.
  8. ^ "The Apache Software Foundation Announces Apache Traffic Server v3.0.0 : The Apache Software Foundation Blog". 2011-06-14.
  9. ^ "2009 Cloud Computing Expo". 2009-08-12. Archived from the original on 2010-01-02. Retrieved 2020-06-19.
  10. ^ "Yahoo's edge services graphic". 2011-06-14. Archived from the original on 2013-01-31. Retrieved 2011-06-14.

External links