Projects tagged ‘metrics’, ‘performance’, and ‘tracing’

Hatch: A Stack-based Performance LoggerCheck out the GettingStarted page! Release Version 0.7 Release0Dot7 Snapshot Version 1.0-SNAPSHOT IntroductionLogging is still the simplest and most ... [More] popular way of tracing a program's execution. Even with many advanced tools at our disposal, we still lean toward simple I Am Here. style debugging. Hatch is a simple stack-based performance logger. Just by adding begin/end style calls into your code, you can trace how much time it is taking to perform a specific request. Example Output [135ms] request share purchase [5ms] validate purchase request [40ms] check account balances [39ms] synchronous balance request [30ms] read uncommitted share availability check [55ms] queue request [30ms] persist message to queue [15ms] write audit logFeaturesThreads can request tracing on a per-request basis, reducing clutter Enable or disable globally at runtime without restarting. Only log traces that meet specific criteria ("Only log requests that took over 1000ms during business hours.") Log to System.out or log4j (or extend the basic logger to log wherever you want, see AdvancedHatchUsage). More InformationPoke around the source to find out more. See the release notes history. [Less]