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Home
Features
Blog
Discussions
NuGet
GitHub
  • Getting Started

    • Overview
    • Quartz 4 Quick Start
    • Tutorial
      • Using Quartz
      • Jobs And Triggers
      • More About Jobs & JobDetails
      • Job Data
      • More About Triggers
      • Querying Jobs and Triggers
      • Simple Triggers
      • Cron Triggers
      • RecurrenceTrigger
      • Time and TimeProvider
      • Trigger and Job Listeners
      • Scheduler Listeners
      • Job Execution Middleware
      • Job Stores
      • Configuration, Resource Usage and Building a Scheduler
      • Building a Scheduler Without a Host
      • Clustering
      • Execution Groups
      • Node Affinity (Preferred Node)
      • Testing
    • Configuration Reference
    • JSON Configuration
    • Cron Expression Reference
    • Multi-Tenancy
    • Frequently Asked Questions
    • Best Practices
    • Before You Go Live
    • Operating a Cluster
    • Log Events
    • Tenancy Patterns
    • Database Schema
    • Database Schema Changes
    • Migration Guide
    • Troubleshooting
  • How To's
    • One-Off Job
    • Rescheduling Jobs
    • Retrying Failed Jobs
    • Multiple Triggers
    • Job Template
    • Running Quartz under Aspire
    • Quartz.NET with Wolverine
    • Embedding Quartz in a Library
    • Running under an External Leader Election
    • Publishing Trimmed and Native AOT
    • Extending Quartz: what is open, what is closed, and how to ask
    • A Job Store of Your Own
    • A Driver Delegate for a New Database
    • Persisting a Custom Trigger Type
    • A Lock Handler of Your Own
  • Packages

    • Quartz Core Additions

      • Jobs
      • Serialization (System.Text.Json)
      • JSON Serialization
      • Plugins
    • Integrations

      • Aspire Integration
      • ASP.NET Core Integration
      • HTTP API
      • HTTP Client
      • Dashboard
      • Hosted Services Integration
      • Microsoft DI Integration
      • Multiple Schedulers with Microsoft DI
      • Observability
      • Redis Lock Handler
      • TimeZoneConverter Integration
    • 3rd Party Plugins for Quartz
  • Quartz 3.x

    • Getting Started

      • Quartz 3 Quick Start
      • Tutorial
        • Using Quartz
        • Library Overview
        • Jobs And Triggers
        • More About Jobs
        • More About Triggers
        • Execution Groups
        • Node Affinity (Preferred Node)
        • Simple Triggers
        • Cron Triggers
        • RecurrenceTrigger
        • Trigger and Job Listeners
        • Scheduler Listeners
        • Job Stores
        • Tuning the Scheduler
        • Configuration, Resource Usage and SchedulerFactory
        • Advanced (Enterprise) Features
      • Configuration Reference
      • JSON Configuration
      • Multi-Tenancy
      • Frequently Asked Questions
      • Best Practices
      • Tenancy Patterns
      • Troubleshooting
      • API Documentation
      • Database Schema
      • Database Schema Changes
      • Migration Guide
      • Miscellaneous Features
    • How To's

      • One-Off Job
      • Multiple Triggers
      • Job Template
      • Using the CronTrigger
      • Rescheduling Jobs
    • Packages

      • Quartz Core Additions

        • Dashboard
        • Jobs
        • Serialization (System.Text.Json)
        • Serialization (Newtonsoft Json.NET)
        • Plugins
      • Integrations

        • ASP.NET Core Integration
        • Hosted Services Integration
        • Microsoft DI Integration
        • Multiple Schedulers with Microsoft DI
        • OpenTelemetry Integration
        • OpenTracing Integration
        • Redis Lock Handler
        • TimeZoneConverter Integration
      • 3rd Party Plugins for Quartz
  • Old Releases

    • Quartz 2.x
      • Quartz 2 Quick Start
      • Tutorial
        • Lesson 1: Using Quartz
        • Lesson 2: Jobs And Triggers
        • Lesson 3: More About Jobs & JobDetails
        • Lesson 4: More About Triggers
        • Lesson 5: SimpleTrigger
        • Lesson 6: CronTrigger
        • Lesson 7: TriggerListeners and JobListeners
        • Lesson 8: SchedulerListeners
        • Lesson 9: JobStores
        • Lesson 10: Configuration, Resource Usage and SchedulerFactory
        • Lesson 11: Advanced (Enterprise) Features
        • Lesson 12: Miscellaneous Features of Quartz
        • CronTrigger Tutorial
      • Configuration Reference
      • Migration Guide
      • API Documentation
    • Quartz 1.x
      • Tutorial
        • Lesson 1: Using Quartz
        • Lesson 2: Jobs And Triggers
        • Lesson 3: More About Jobs & JobDetails
        • Lesson 4: More About Triggers
        • Lesson 5: SimpleTrigger
        • Lesson 6: CronTrigger
        • Lesson 7: TriggerListeners and JobListeners
        • Lesson 8: SchedulerListeners
        • Lesson 9: JobStores
        • Lesson 10: Configuration, Resource Usage and SchedulerFactory
        • Lesson 11: Advanced (Enterprise) Features
        • Lesson 12: Miscellaneous Features of Quartz
      • API Documentation
  • License

This release addresses problems with using Quartz with .NET Full Framework lower than 4.7.2. ValueTask loading could fail due the dependencies brought with activity source support. Now activity sources are only supported when using .NET Framework >= 4.7.2 and netstandard >= 2.0. This also raises requirement the same way for package Quartz.OpenTelemetry.Instrumentation.

This release also improves trigger acquisition performance when using persistent job store, mostly by reducing network round-trips. The semaphore implementations were also re-written to gain more performance.

Also some bug fixes included, thanks to all contributors!

GitHub Issues

BREAKING CHANGES

  • Activity source listener is not longer part of net461 build, only net472
  • Quartz.AspNetCore integration package minimum .NET Core version is now 3.1 for HealthChecks support

NEW FEATURES

  • Separate build configuration for .NET Framework 4.7.2
  • OpenTelemetry integration upgraded to target OpenTelemetry 1.0.0-rc1.1
  • Ported JobInterruptMonitorPlugin from Java version which allows automatic interrupt calls for registered jobs (#1110)
  • Rewrite semaphore implementations (#1115)
  • UsingJobData now has Guid and char overloads (#1141)
  • Add a regular AddJob(Type) (#1090)

FIXES

  • Jobs not firing after upgrade to 3.2.x (from 3.0.7) on Microsoft Server 2008 R2 (#1083)
  • Jobs are not fired (#1072)
  • MicrosoftDependencyInjectionJobFactory does not inject job properties for scoped jobs (#1106)
  • XSD schema no longer requires defining durable element if you just want to define recover (#1128)
  • Stack trace logging fixed in case of reporting invalid lock acquire (#1133)
  • Disposable job is disposed twice when using UseMicrosoftDependencyInjectionScopedJobFactory (#1120)
  • QuartzHostedService.StopAsync throws NullReferenceException if StartAsync hasn't been run (#1123)
See download and installation instructions.
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Last Updated: 9/3/26, 1:13 PM
Contributors: Marko Lahma, Claude Fable 5.1