Changelog

Bug fix

Prevent file descriptor leaks when Windows Service installer fails to read data from the service startup log. issue 42670
Update Remoting from 3.5 to 3.7 in order to prevent file descriptor leaks on agents in the case of multiple connection attempts. full changelog
Exceptions during Jenkins cleanup step should not block restart. issue 42164
Cryptic error message when loading JnlpSlaveAgentProtocol4. issue 41987
Developer: Snapshot builds of plugins that had dependencies on other snapshot builds were not having their version numbers compared correctly. issue 41899
Do not attempt to find the next occurrence of an impossible date such as June 31st in validation of trigger schedules. issue 41864
Remoting 3.5: Stability improvements. issue 41513 , issue 41852
Remove invalid translations in Slovene. issue 41756
Use of the remote API to create items in views (/view/…/createItem) didn't actually add items to views since Jenkins 2.22. issue 41128
Remoting 3.5: Remoting clients now accept lowercase (HTTP 2) headers sent by reverse proxies. issue 40710
Windows service restart did not retain build queue. issue 32820

Enhancement

Remoting 3.5: Add option to specify the Remoting protocol to use on the client. issue 41730

Enhancement

Update the SSHD module from 1.7 to 1.8. The change disables obsolete Ciphers: AES128CBC, TripleDESCBC, and BlowfishCBC.
Enable the JNLP4 agent protocol by default. issue 40886 , upgrade notes
Allow defining agent ping interval and ping timeout in seconds. It can be done via the hudson.slaves.ChannelPinger.pingIntervalSeconds and hudson.slaves.ChannelPinger.pingTimeoutSeconds system properties. issue 28245
Print stack traces in logical order, with the most important part on top. pull 1485
Reduce size of Jenkins WAR file by not storing identical copies of remoting.jar/slave.jar there. pull 2633
Do not print warnings about undefined parameters when hudson.model.ParametersAction.keepUndefinedParameters property is set to false. pull 2687
Increase the JENKINS_HOME disk space threshold from 1 GB to 10 GB left. The warning will be shown only if more than 90% of the disk is utilized. issue 40749

Bug fix

Delete obsolete pinning UI. issue 34065
Use project-specific validation URL for SCM Trigger, so H is handled correctly in preview. issue 26977
Failure to serialize a single Action could cause an entire REST export response to fail. Upgraded to Stapler 1.250 with a fix. issue 40088
Add Usage Statistics section to the global configuration to make it easier to find. issue 32938
Allow groovy CLI command via SSH CLI. issue 41765

Changelog for 2.46.1