IntelliJ IDEA 2017.2 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 statusDescription
RUNNINGThe thread is active and running.
WAITThe thread is waiting for a monitor.
UNKNOWNThe status of the thread cannot be determined.

Threads Icons

1_threadGroup.png A thread group, or a collection of related threads that can be managed as a unit.
1_threadGroupCurrent.png The current thread group.
1_threadRunning.png An active thread.
1_threadSuspended.png A suspended thread.
1_threadFrozen.png A frozen thread.
1_threadAtBreakpoint.png A thread at breakpoint.
1_threadCurrent.png The current thread at breakpoint.

Context menu options

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.
/help/img/idea/2017.2/exportToTextFile.png 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 ViewUse 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.


ItemShortcut and TooltipDescription
arrowUp.png arrowDown.png Previous Frame/Next Frame Ctrl+Alt+Up/
Use the arrow buttons to navigate through the frame stack.
/help/img/idea/2017.2/commonfilter.png Hide Frames from LibrariesClick this button to hide frames from libraries. If this button is released, all frames are displayed.
Last modified: 30 August 2017

See Also