What is Google's Dapper tracing infrastructure?

Here we introduce the design of Dapper, Google’s production distributed systems tracing infrastructure, and describe how our design goals of low overhead, application-level transparency, and ubiquitous deployment on a very large scale system were met.

What is a dapper network?

Dapper, a Large-Scale Distributed Systems Tracing Infrastructure Modern Internet services are often implemented as com-plex, large-scale distributed systems.

What is Google DAP-per & how does it work?

Dap-per is deployed across virtually all of Google’s systems,and has allowed the vast majority of our largest work-loads to be traced without need for any application-levelmodifications, and with no noticeable performance im-pact.

What is Dapper DAPI?

The Dapper “Depot API,” or DAPI, provides direct ac-cess to the distributed trace records in the regional Dap-per repositories (or “Depots”). The DAPI and the Dap-per trace repositories were designed in tandem, and theDAPI is meant to expose a clean and intuitive interfaceto the raw data contained within these Dapper reposito-ries.