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CHANGELOG.md

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###0.5.5 / 2018-02-19

  • added the option to trace initalization of HttpEndpoint
  • owin adapter: middleware that allows tracking of status codes returned from app

###0.5.4 / 2017-06-27

  • fixed the content type for the web app in the owin adapter

###0.5.3 / 2017-06-15 (0.5.3-pre / 2017-06-08)

  • added scrollbar to the metrics drop-down in the visualization app (@EranOfer)
  • fixed potential NullReferenceException when initializing the library (@mcapodici, @SkyterX)

###0.5.2-pre / 2017-05-16

  • added scrollbar to the metrics drop-down in the visualization app (@EranOfer)

###0.5.1 / 2017-05-16 (0.5.1-pre / 2017-02-08)

  • fixed owin adapter endpoints content type header

###0.5.0-pre / 2017-02-04

  • removed the Graphite, Elasticsearch and InfluxDB reporters from the core metrics library. They have been moved to separate repositories and nuget packages.

###0.4.8 / 2017-02-04 (0.4.8-pre / 2017-01-21)

  • improved memory allocations in timers: the internal meter no longer records user values (@SkyterX)

###0.4.7 / 2016-12-23 (0.4.7-pre / 2016-12-19)

  • the Graphite and text file reporters now work with configurable error tolerance

###0.4.6-pre / 2016-12-06

  • reporting can now be configured to be error tolerant (Metrics.Reports.ToleratedConsecutiveFailures config key)
  • an exception is now thrown during startup if an http endpoint is configured more than once

###0.4.5-pre / 2016-12-02

  • disabling metrics now properly works with config extensions
  • performance counters are no longer being registered when metrics are disabled

###0.4.4 / 2016-12-02

  • health checks can now be updated at runtime (@bronsh)
  • fixed the 404 response of core metrics http listener

###0.4.3-pre / 2016-10-09

  • Nancy.Metrics adapter: support for endpoint reports
  • Owin.Metrics adapter: support for endpoint reports
  • decoupled endpoint reports from http listener implementation
  • graphite can now be disabled by omitting config entries (@slawwan)

###0.4.2-pre / 2016-09-18

  • graphite report can now be configured from app.config file (@slawwan)
  • fixed owin adapter endpoints content type header (@glennular)

###0.4.1-pre / 2016-07-24

  • fixed issue with timer metric not using the uservalue when marking the interal meter (@epeshk)
  • updated liblog to the latest version (@tsibelman)

###0.4.0-pre / 2016-06-20

  • support for configuring endpoint reports

###0.3.7 / 2016-05-31

  • fixed AppEnvironment.Current when Assembly.GetEntryAssembly() returns null

###0.3.6 / 2016-05-29

  • fixed timer total time unit info in human readable report (@Liwoj)
  • support for reporting health checks to elasticsearch (@AmirSasson)
  • AppEnvironment now contains EntryAssembly name and version

###0.3.5 / 2016-04-24

  • support rolling index for elasticsearch (@AmirSasson)
  • fixed backwards compatibility with elasticsearch (@andrepnh)
  • fixed graphite report sending incorrect values for meters (@AlistairClark7)
  • fixed string formatting in HealthCheckResult (@bregger)

First 0.3.x stable release, contains all changes in previous 0.3.x-pre versions.

Note: The HDR sampling implementation is in beta stage, some issues might still be present. The default sampling type remains ExponentiallyDecaying for now.

Note for 0.2.x users: SamplingType.FavourRecent has been renamed to SamplingType.ExponentiallyDecaying.

###0.3.4-pre / 2016-03-22

  • support multiple, separate http endpoints
  • initialize http endpoints async
  • fixed compatibility with elasticsearch 2.x
  • global context name can be retrieved from runtime environment

###0.3.3-pre / 2015-06-300

  • introduce configurable Default sampling type

###0.3.2-pre / 2015-04-29

  • better meter performance (on recording path meter has same performance as a counter)
  • default to using HdrHistogram port reservoir for histogram and timer metrics ( greatly reduces contention and increases performance )
  • remove context Merging as the latest changes remove most of the contention on the recording path

###0.3.1-pre / 2015-04-17

  • update packages & fix nuget package dependencies versions

###0.3.0-pre / 2015-04-17

  • use ConcurrentUtils StripedLongAdder for better performance with concurrent counter
  • provide macros for config value for Metrics.GlobalContextName
  • performance improvements - reduce memory allocations
  • initial support for hdrhistogram (fully synchronized version)
  • context merging functionality (will probably be removed after switching to hdr histogram)
  • pre-release for now until the hdr histogram port is complete and integrated

###0.2.16 / 2015-03-19

  • retry starting httplistener on failure (better support for asp.net hosting where app pools are recycled)

###0.2.15 / 2015-03-03

  • fix disposal of httplistener (@nkot)
  • Added Process CPU usage into app counters (@o-mdr)
  • resharper cleanup
  • update dependencies

###0.2.14 / 2014-12-15

  • fix possible issue when metrics are disabled and timer returns null TimerContext

###0.2.13 / 2014-12-14

  • fix error when trying to globally disable metrics
  • first elasticsearch bits

###0.2.11 / 2014-11-16

  • graphite adapter (early bits, might have issues)
  • refactor & cleanup reporting infra

###0.2.10 / 2014-11-06

  • fix error logging for not found performance counters

###0.2.9 / 2014-11-05

  • record active sessions for timers

###0.2.8 / 2014-10-29

  • handle access issues for perf counters

###0.2.7 / 2014-10-28

  • preparations for out-of-process metrics

###0.2.6 / 2014-10-17

  • fix http listener prefix handling

###0.2.5 / 2014-10-12

  • JSON metrics refactor
  • remote metrics

###0.2.4 / 2014-10-07

  • JSON version
  • added environment
  • various fixes

###0.2.3 / 2014-10-01

  • add support for set counter & set meters details
  • cleanup owin adapter
  • better & more resilient error handling

###0.2.2 / 2014-09-27

  • add support for tagging metrics (not yet used in reports or visualization)
  • add support for suppling a string user value to histograms & timers for tracking min / max / last values
  • tests cleanup, some refactoring

###0.2.1 / 2014-09-25

###0.2.0 / 2014-09-20

  • implement metrics contexts (and child contexts)
  • make config more friendly
  • most used condig options are now set by default
  • add logging based on liblog (no fixed dependency - automaticaly wire into existing logging framework)
  • update nancy & owin adapters to use contexts
  • add some app.config settings to ease configuration

###0.1.11 / 2014-08-18

  • update to latest visualization app (fixes checkboxes being outside dropdown)
  • fix json caching in IE
  • allow defining custom names for metric registry

###0.1.10 / 2014-07-30

  • fix json formating (thanks to Evgeniy Kucheruk @kpoxa)

###0.1.9 / 2014-07-04

  • make reporting more extensible

###0.1.8

  • remove support for .NET 4.0

###0.1.6

  • for histograms also store last value
  • refactor configuration ( use Metric.Config.With...() )
  • add option to completely disable metrics Metric.Config.CompletelyDisableMetrics() (useful for measuring metrics impact)
  • simplify health checks