v1.7.1

Release Note

Features

• Summary view support multi-date searching now. (previous version only shows a day data)

  • menu : Collector > Summary
  • menu : Collector > [Object type] > Summary

• Import & export perspective settings

  • menu : File > Export perspective settings
  • menu : File > Import perspective settings

• This version is official release for Alert plugin(script type plugin of collector server)
  -We can build our own alarm rules by handling alert plugins(script type plugin) which are able to compose various performance metrics.

  • Alert plugin Guide

v1.7.0.1

Hot fix of java-batch-agent's miss-packaging issue.

v1.7.0

Release Note

Features

• add JDBC driver support of altibase and tibero
• add performance metric, queuing time
  • measure queuing time from front edge server to application.
  • options (with default value)

    trace_request_queuing_enabled = false;
    trace_request_queuing_start_host_header = "X-Request-Start-Host";
    #time format : t=microsecond (or) ts=second.milli
    #(eg) X-Request-Start-Time: t=1496657175.687
    trace_request_queuing_start_time_header = "X-Request-Start-Time";

• Experimental feature

  • Traceability for asynchronous processing by producing lambda expressions.
    • It should be tested on a staging environment before applying to production.
    • option(java agent) : hook_lambda_instrumentation_strategy_enabled

• Added options

  • XLog Search limit count option with default value
    • option(collector) : req_search_xlog_max_count = 500
  • XLog dragging limit count (default : 200)
    • options(client) : XLog Max Display Count
  • add XLog error marking option on sql and api call exception
    • (always making as error at previous version)
    • xlog_error_on_sqlexception_enabled=true
    • xlog_error_on_apicall_exception_enabled=true

• MISC

  • show detailed description on client's configuration view.(when dbl-click or copy&paste on the list)
  • add help button on XLog view and XLog profile view
  • add another reflection help methods that can be used on script plugin of java agent.

Bug Fixes

• Fix database purge bug.
• Fix the bug that manually redefine classes doesn't work correctly.

MISC

• Change build system : ant to maven
• Change versioning rule : 0.6.x -> 1.7.x

v0.6.0 release

Release Note

Features

• features for Spring @controller (Java Agent)

  • the option for profiling parameters of @RequestMapping method
    profile_spring_controller_method_parameter_enabled
  • new scripting plugin which is invoked at start point of @RequestMapping method

• new options for scouter repository (Collector)

  • separating purge options for data class.
    • profile data, xlog data and counter data
      • profile data - all executed methods and sqls... mgr_purge_keep_days
      • xlog data - all request information(service name & elapsed time..) mgr_purge_xlog_without_profile_keep_days
      • counter data - numbered data like elapsed time chart, tps chart ... mgr_purge_counter_keep_days

• detailed exeption hooking options (Java Agent)

  • the pattern matching exceptions are marked as error on XLog view.
    -hook_exception_class_patterns
    -hook_exception_exlude_class_patterns
    -hook_exception_handler_method_patterns
    -hook_exception_hanlder_exclude_class_patterns

Bug Fixes

• fix the critical exception on applications using mariadb jdbc driver 1.5.6
• fix datasouce collection logic because of changing the JMX attribute name on Tomcat 8.5

Miscellaneous

• Host Agent : exception handling for abnormal disk status
• Host Agent : add counter-netstat enabled option
• Java Agent : Add profile header keys option
• Java Agent : Add parameterized step
• Collector : Add check_term option for alert rule engine
• Collector : Add non-permenant-daily-repository option for service-name & api-name
• Client : colored gap time at profiling
• Client : make faster xlog filter when the search term match exactly without wildcards.
• Add additional XLog column 'text1', 'text2' for user specific data and the columns does not use the scouter text dictionary.

pre-0.5.2-1

Merge pull request #314 from scouter-project/dev

Dev

v0.5.1 release

Release Note

Features

Change Note

• Scouter client : STDOUT redirect to console view.

Bug fix

• fix the bug that produces blank xlog profile view when method step name has a blank name.
• change default value of the option hook_lambda_instrumentation_strategy_enabled to false.
  (It produces CallSite generation error on some unknown environment.)

v0.5.0 Release

Release Note

Features

• Support @XXXMapging RequestHandle annotation
• Support async servlet
• Support spring RestTemplate and AsyncRestTemplate
• Trace multithreaded transaction
• Restore XLog column's width and order
• add another option '3:Header' to trace_user_mode values
• Add scouter notice

Change Note

• Chagne mac client workspace ( userhome/.scouter )

Bug fix

• When tokenize sql, ignore comment

v0.4.22 Release

Release Note

Feature

• Auto thread dump when cpu usage exceed threshold
• ServiceGroup will show percentage in tooltip #276
• Add batch counters

Change Note

• Client project updated to eclipse neon plugin.
• Client runtime environment based on JRE 1.8
• Tycho version up 0.26.0
• Reverse asm weaving ordering

Bug fix

• Client shutdown when second auto login launched #261 #284
• Thread dump list freezing in macOS
• #282 thanks to @kukgini
• #280 thanks to @gaiajeon
• #275 thanks to @Jooho
• #265 thanks to @nices96

v0.4.21 Release

Release note

• Support MacOS Sierra
• Add peak load control

v0.4.20 Release

Release note

• Add active service vertical eq chart