CHANGELOG

v2.13.0
  * developer mode is now a rack middleware and can be used on any framework;
    it is no longer supported automatically on versions of Rails prior to 2.3;
    see README for details
  * memcache key recording for transaction traces
  * use system_timer gem if available, fall back to timeout lib
  * address instability issues in JRuby 1.2
  * renamed executable 'newrelic_cmd' to 'newrelic'; old name still supported
    for backward compatibility
  * added 'newrelic install' command to install a newrelic.yml file in the
    current directory
  * optimization to execution time measurement
  * optimization to startup sequence
  * change startup sequence so that instrumentation is installed after all
    other gems and plugins have loaded
  * add option to override automatic flushing of data on exit--send_data_on_exit
    defaults to 'true'
  * ignored errors no longer affect apdex score
  * added record_transaction method to the api to allow recording
    details from web and background transactions occurring outside RPM
  * fixed a bug related to enabling a gold trial / upgrade not sending
    trasaction traces correctly
    
v2.12.3
  * fix regression in startup sequence

v2.12.2
  * fix for regression in Rails 2.1 inline rendering
  * workaround bug found in some rubies that caused a segv and/or NoMemoryError
    when deflating content for upload
  * avoid creating connection thread in unicorn/passenger spawners

v2.12.1
  * fix bug in profile mode
  * fix race condition in Delayed::Job instrumentation loading
  * fix glassfish detection in latest glassfish gem

v2.12.0
  * support basic instrumentation for ActsAsSolr and Sunspot

v2.11.3
  * fix bug in startup when running JRuby

v2.11.2
  * fix for unicorn not reporting when the proc line had 'master' in it
  * fix regression for passenger 2.0 and earlier
  * fix after_fork in the shim
  
v2.11.1
  * republished gem without generated rdocs

v2.11.0
  * rails3 instrumentation (no developer mode support yet)
  * removed the ensure_worker_thread started and instead defined an after_fork
    handler that will set up the agent properly in forked processes.
  * change at_exit handler so the shutdown always goes after other shutdown 
    handlers
  * add visibility to active record db transactions in the rpm transaction
    traces (thanks to jeremy kemper)
  * fix regression in merb support which caused merb apps not to start
  * added NewRelic::Agent.logger to the public api to write to the agent 
    log file.
  * optimizations to background thread, controller instrumentation, memory
    usage
  * add logger method to public_api
    
v2.10.8
  * fix bug in delayed_job instrumentation that caused the job queue sampler
    to run in the wrong place
  * change startup sequence and code that restarts the worker loop
    thread
  * detect the unicorn master and dont start the agent; hook in after_fork
  * fix problem with the Authlogic metric names which caused errors in
    developer mode.  Authlogic metrics now adhere to the convention of
    prefixing the name with  'Custom'
  * allow more correct overriding of transaction trace settings in the 
    call to #manual_start
  * simplify WorkerLoop and add better protection for concurrency
  * preliminary support for rails3
    
v2.10.6
  * fix missing URL and referer on some traced errors and transactions
  * gather traced errors *after* executing the rescue chain in ActionController
  * always load controller instrumentation
  * pick up token validation from newrelic.yml
  
v2.10.5
  * fix bug in delayed_job instrumentation occurring when there was no DJ log
  
v2.10.4
  * fix incompatibility with Capistrano 2.5.16
  * strip down URLs reported in transactions and errors to path only
  
v2.10.3
  * optimization to reduce overhead: move background samplers into foreground thread
  * change default config file to ignore RoutingErrors
  * moved the background task instrumentation into a separate tab in the RPM UI
  * allow override of the RPM application name via NEWRELIC_APP_NAME environment variable
  * revised Delayed::Job instrumentation so no manual_start is required 
  * send buffered data on shutdown
  * expanded support for queue length and queue time
  * remove calls to starts_with to fix Sinatra and non-rails deployments
  * fix problem with apdex scores recording too low in some circumstances
  * switch to jeweler for gem building
  * minor fixes, test improvements, doc and rakefile improvements
  * fix incompatibility with Hoptoad where Hoptoad was not getting errors handled by New Relic
  * many other optimizations, bug fixes and documentation improvements

v2.10.2.
  * beta release of 2.10
  * fix bugs with Sinatra app instrumentation 
  * minor doc updates
  
v2.10.1.
  * alpha release of 2.10
  * rack support, including metal; ignores 404s; requires a module inclusion (see docs)
  * sinatra support, displays actions named by the URI pattern matched
  * add API method to abort transaction recording for in-flight transactions
  * remove account management calls from newrelic_api.rb
  * truncating extremely large transaction traces for efficiency
  * fix error reporting in recipes; add newrelic_rails_env option to recipes to 
    override the rails env used to pull the app_name out of newrelic.yml
  * added TorqueBox recognition (thanks Bob McWhirter)
  * renamed config settings: enabled => monitor_mode; developer => developer_mode;
    old names will still work in newrelic.yml
  * instrumentation for DelayedJob (thanks Travis Tilley)
  * added config switches to turn off certain instrumentation when you aren't 
    interested in the metrics, to save on overhead--see newrelic.yml for details. 
  * add profiling support to dev mode; very experimental!
  * add 'multi_threaded' config option to indicate when the app is running
    multi-threaded, so we can disable some instrumentation
  * fix test failures in JRuby, REE
  * improve Net::HTTP instrumentation so its more efficient and distinguishes calls
    between web and non-web transactions.
  * database instrumentation notices all database commands in addition to the core commands
  * add support for textmate to dev mode
  * added add_transaction_tracer method to support instrumenting methods as
    if they were web transactions; this will facilitate better visibility of background
    tasks and eventually things like rack, metal and Sinatra
  * adjusted apdex scores to reflect time spent in the mongrel queue
  * fixed incompatibility with JRuby on startup
  * implmented CPU measure for JRuby which reflects the cpu burn for
    all controller actions (does not include background tasks)
  * fixed scope issue with GC instrumentation, subtracting time from caller
  * added # of GC calls to GC instrumentation
  * renamed the dispatcher metric
  * refactored stats_engine code for readability
  * optimization: reduce wakeup times for harvest thread
  
v2.10.0.
  * alpha release of 2.10
  * support unicorn
  * instrumentation of GC for REE and MRE with GC patch
  * support agent restarting when changes are made to the account
  * removed #newrelic_notice_error from Object class, replaced by NewRelic::Agent#notic_error 
  * collect histogram statistics
  * add custom parameters to newrelic_notice_error call to display
    extra info for errors
  * add method disable_all_tracing(&block) to execute a block without
    capturing metrics
  * newrelic_ignore now blocks all instrumentation collection for
    the specified actions
  * added doc to method_tracer API and removed second arg
    requirement for add_method_tracer call
  * instrumentation for Net::HTTP
  * remove method_tracer shim to avoid timing problems in monitoring daemons
  * for non-rails daemons, look at APP_ROOT and NRCONFIG env vars for custom locations

v2.9.9.
  * Disable at_exit handler for Unicorn which sometimes caused the
    agent to stop reporting immediately.

v2.9.8.
  * add instrumentation for Net::HTTP calls, to show up as "External"
  * added support for validating agents in the cloud.
  * recognize Unicorn dispatcher
  * add NewRelic module definitions to ActiveRecord instrumentation

v2.9.5.
  * Snow Leopard memory fix

v2.9.4.
  * clamp size of data sent to server
  * reset statistics for passenger when forking to avoid erroneous data
  * fix problem deserializing errors from the server
  * fix incompatibility with postgres introduced in 2.9.

v2.9.3.
  * fix startup failure in Windows due to memory sampler
  * add JRuby environment information
   
v2.9.2.
  * change default apdex_t to 0.5 seconds 
  * fix bug in deployments introduced by multi_homed setting
  * support overriding the log in the agent api
  * fix JRuby problem using objectspace
  * display custom parameters when looking at transactions in dev mode 
  * display count of sql statements on the list of transactions in dev mode
  * fixes for merb--thanks to Carl Lerche

v2.9.1.
  * add newrelic_ignore_apdex method to controller classes to allow
    you to omit some actions from apdex statistics
  * Add hook for Passenger shutdown events to get more timely shutdown
    notices; this will help in more accurate memory readings in 
    Passenger
  * add newrelic_notice_error to Object class
  * optional ability to verify SSL certificates, note that this has some 
    performance and reliability implications
  * support multi-homed host with multiple apps running on duplicate
    ports
  
v2.9.0.
  Noteworthy Enhancements
  * give visibility to templates and partials in Rails 2.1 and later, in
    dev mode and production
  * change active record metrics to capture statistics in adapter log()
    call, resulting in lower overhead and improved visibility into
    different DB operations; only AR operations that are not hitting the
    query cache will be measured to avoid overhead
  * added mongrel_rpm to the gem, a standalone daemon listening for custom
    metric values sent from local processes (experimental); do mongrel_rpm
    --help
  * add API for system monitoring daemons (refer to KB articles); changed
    API for manual starting of the agent; refer to
    NewRelic::Agent.manual_start for details
  * do certificate verification on ssl connections to 
    collector.newrelic.com
  * support instances appearing in more than one application by allowing a
    semicolon separated list of names for the newrelic.yml app_name
    setting.
  * combined agent logfiles into a single logfile
  * use rpm server time for transaction traces rather than agent time

  Developer Mode (only) Enhancements
  * show partial rendering in traces
  * improved formatting of metric names in traces
  * added number of queries to transactions in the transaction list
  * added some sorting options for the transaction list
  * added a page showing the list of active threads
      
  Compatibility Enhancements
  * ruby 1.9.1 compatibility
  * support concurrency when determining busy times, for 2.2 compatibility
  * in jruby, use Java used heap for memory sampling if the system memory
    is not accessible from an unsupported platform
  * jruby will no longer start the agent now when running the console or 
    rake tasks
  * API support for RPM as a footnote add-in
  * webrick support restored
  
  Noteworthy bugfixes
  * sample memory on linux by reading /proc/#{$$}/status file
  * fixed ambiguous 'View' metrics showing up in controller breakdown
  * removed Numeric extensions, including round_to, and to_ms
  * using a different timeout mechanism when we post data to RPM
  * remove usage of Rails::Info which had a side effect of enabling
    ActiveRecord even when it wasn't an active framework
  * moved CPU sampler off background thread and onto the harvest thread
  * tests now run cleanly in any rails app using test:newrelic or
    test:plugins
    
  Agent improvements to support future RPM enhancements
  * add instrumentation to capture metrics on response codes; not yet
    working in rails 2.3.*
  * added http referer to traced errors
  * capture gem requirements from rails
  * capture cpu utilization adjusted for processor count
  * transaction sampling

v2.8.10.
  * fix thin support with rails 2.3.2 when using script/server
  * fix incompatibility with rails 2.3.2 and script/server options
    processing
  * minor tweak to environment gathering for gem mode

v2.8.9.
  * fix problem finding the newrelic controller in dev mode
  * fix incompatibility with older versions of optparse
  * fix potential jvm problem with jruby
  * remove test:all task definition to avoid conflicts
  * change error message about window sampler in windows not supported to a
    warning message

v2.8.8.
  * fix error with jruby on windows
  * fix problem where webrick was being incorrectly detected causing some
    problems with mongrel application assignments--had to disable webrick
    for now

v2.8.7.
  * fix for ssl connection hanging problems
  * fix problem recognizing mongrel in rails 2.3.2
  * fastcgi support in rails 2.3.2
  * put back webrick support

v2.8.6.
  * fix for capture_params when using file uploads in controller actions
  * use pure ruby NS lookup for collector host to eliminate possibly
    blocking applications

v2.8.5.
  * fix reference to CommandError which was breaking some cap scripts
  * fix incompatibility with Rails 2.0 in the server API
  * fix problem with litespeed with Lite accounts
  * fix problem when ActiveRecord is disabled
  * moved merb instrumentation to Merb::Controller instead of
    AbstractController to address incompatibility with MailController
  * fix problem in devmode displaying sql with embedded urls

v2.8.4.
  * fix bug in capistrano recipe causing cap commands to fail with error
    about not finding Version class

v2.8.3.
  * refactor unit tests so they will run in a generic rails environment
  * require classes in advance to avoid autoloading.  this is to address
    incompatibilities with desert as well as more flexibility in gem
    initialization
  * fixed newrelic_helper.rb 1.9 incompatibility

v2.8.2.
  * fix Ruby 1.9 syntax compatibility errors
  * update the class loading sanity check, will notify server of errors
  * fix agent output on script and rake task execution

v2.8.1.
  * Convert the deployment information upload script to an executable and
    put in the bin directory.  When installed as a gem this command is
    symlinked to /usr/bin.  Usage: newrelic_cmd deployments --help
  * Fix issue invoking api when host is not set in newrelic.yml
  * Fix deployments api so it will work from a gem
  * Fix thin incompatibility in developer mode 

v2.8.0.
  * add beta of api in new_relic_api.rb
  * instrumented dynamic finders in ActiveRecord
  * preliminary support for capturing deployment information via capistrano
  * change memory sampler for solaris to use /usr/bin/ps
  * allow ERB in newrelic.yml file
  * merged support for merb into this version 
  * fix incompatibility in the developer mode with the safe_erb plugin
  * fix module namespace issue causing an error accessing
    NewRelic::Instrumentation modules
  * fix issue where the agent sometimes failed to start up if there was a
    transient network problem
  * fix IgnoreSilentlyException message

v2.7.4.
  * fix error when trying to serialize some kinds of Enumerable objects
  * added extra debug logging
  * added app_name to app mapping

v2.7.3.
  * fix compatibility issue with 1.8.5 causing error with Dir.glob

v2.7.2.
  * fix problem with passenger edge not being a detected environment

v2.7.1.
  * fix problem with skipped dispatcher instrumentation

v2.7.0.
  * Repackage to support both plugin and Gem installation
  * Support passenger/litespeed/jruby application naming
  * Update method for calculating dispatcher queue time
  * Show stack traces in RPM Transaction Traces
  * Capture error source for TemplateErrors
  * Clean up error stack traces.
  * Support query plans from postgres
  * Performance tuning
  * bugfixes

v2.5.3.
  * fix error in transaction tracing causing traces not to show up

v2.5.2.
  * fixes for postgres explain plan support

v2.5.1.
  * bugfixes

v2.5.0.
  * add agent support for rpm 1.1 features
  * Fix regression error with thin support

v2.4.3.
  * added 'newrelic_ignore' controller class method with :except and :only options for finer grained control
    over the blocking of instrumentation in controllers.
  * bugfixes

v2.4.2.
  * error reporting in early access

v2.4.1.
  * bugfix: initializing developer mode

v2.4.0.
  * Beta support for LiteSpeed and Passenger

v2.3.7.
  * bugfixes

v2.3.6.
  * bugfixes

v2.3.5.
  * bugfixes: pie chart data, rails 1.1 compability

v2.3.4.
  * bugfix

v2.3.3.
  * bugfix for non-mysql databases

v2.3.2.
  * bugfixes
  * Add enhancement for Transaction Traces early access feature

v2.3.1.
  * bugfixes

v2.3.0.
  + Add support for Transaction Traces early access feature

v2.2.2.
  * bugfixes

v2.2.1.
  + Add rails 2.1 support for Developer Mode
  + Changes to memory sampler: Add support for JRuby and fix Solaris support.  
  * Stop catching exceptions and start catching StandardError; other exception cleanup
  * Add protective exception catching to the stats engine
  * Improved support for thin domain sockets
  * Support JRuby environments

v2.1.6.
  * bugfixes

v2.1.5.
  * bugfixes

v2.1.4.
  * bugfixes

v2.1.3.
  * bugfixes

v2.1.2.
  * bugfixes

v2.1.1.
  * bugfixes

v2.1.0.
  * release for private beta