IntelliJ IDEA 2018.2 Help

Debug Tool Window. Threads

The Threads pane shows all threads of a process as a tree view, and allows exploring them, customizing thread view, and exporting to a file.

Thread Status

Thread status

Description

RUNNING

The thread is active and running.

WAIT

The thread is waiting for a monitor.

UNKNOWN

The status of the thread cannot be determined.

Threads Icons

Icon

Description

icons debugger threadGroup

A thread group, or a collection of related threads that can be managed as a unit.

icons debugger threadGroupCurrent

The current thread group.

icons debugger threadRunning

An active thread.

icons debugger threadSuspended

A suspended thread.

icons debugger threadFrozen

A frozen thread.

icons debugger threadAtBreakpoint

A thread at breakpoint.

icons debugger threadCurrent

The current thread at breakpoint.

Context menu options

Item

Description

Suspend

Select this option to suspend the selected thread. When a thread is suspended, this menu option toggles to Resume.

Interrupt

Use this command to interrupt the active thread.

Drop Frame

Use this command to drop the selected frame, i.e. go back in time while debugging. This option is only available if there are two or more frames.

Add Stepping Filter

Use this command to add a stepping filter in the dialog that opens.

icons toolbarDecorator export svg Export Threads

Use this item to open the Export Threads dialog box that allows you to export a thread to the specified text file.

Customize Threads View

Use this item to manage contents of the Frames tab. For example, you can opt to show thread groups, line numbers etc. Refer to the dialog description for details.

Toolbar

Item

Shortcut and Tooltip

Description

icons actions previousOccurence svg icons actions nextOccurence svg

Previous Frame/Next Frame Ctrl+Alt+Up/
Ctrl+Alt+Down

Use the arrow buttons to navigate through the frame stack.

icons general filter svg

Hide Frames from Libraries

Click this button to hide frames from libraries. If this button is released, all frames are displayed.

Last modified: 25 October 2018

See Also