2.0.0b4

• Improve logging messages and clean up code after dispatch refactoring (2.0.0b4) #1826
• Remove user_classes_count from heartbeat payload (2.0.0b4) #1825

2.0.0b3

• Fire test_start and test_stop events on worker nodes #1777 (nathan-beam)
• Add option to set concurrency of FastHttpUser/Session #1812 (soitinj)

2.0.0b2

• Auto shrink request stats table to fit terminal #1811
• Refactoring of the dispatch logic to improve performance #1809

2.0.0b1

• Check version of workers when they connect. Warn if there is a mismatch, refuse 1.x workers to connect #1805 (2.0.0b1)
• Change the default User weight to 1 instead of 10 #1803 (2.0.0b1)
• Upgrade to flask 2 #1764 (2.0.0b1)
• Move User selection responsibility from worker to master in order to fix unbalanced distribution of users and uneven ramp-up #1621 (2.0.0b0)

2.0.0b0

• Move User selection responsibility from worker to master in order to fix unbalanced distribution of users and uneven ramp-up #1621 (2.0.0b0)

1.6.0

• Allow cross process communication using custom messages #1782
• Fix: status "stopped" instead of "spawning", tick() method of LoadShape called only once #1769
• Other small fixes (see https://github.com/locustio/locust/blob/master/CHANGELOG.md)

1.5.3

• Fix an issue with custom Users calling request_success/_failure.fire() not being added to statistics #1761 (that event was deprecated 1.5.0, but will work again now)

1.5.2

• Pin version of flask to 1.1.2, fixing "KeyError: 'extensions'" #1759
• Fix issue with GRPC compatibility and add GRPC example to documentation #1755
• Use time.perf_counter() to calculate elapsed times everywhere, should only matter for Windows #1758

1.5.1

• Fixed a minor issue with 1.5.0 where an extra parameter (start_time) was passed to request event #1754

1.5.0

Updated request event with context and deprecate request_failure/success #1750
Add response object to request event #1752