com.jediterm.terminal.model.TerminalTextBuffer.lock freezes UI thread for 65seconds

[ViugiNick]

[email protected]/javax.swing.RepaintManager$ProcessingRunnable.run(Unknown Source) [54900ms]
[email protected]/javax.swing.RepaintManager.prePaintDirtyRegions(Unknown Source) [54900ms]
[email protected]/javax.swing.RepaintManager.paintDirtyRegions(Unknown Source) [54900ms]
[email protected]/javax.swing.RepaintManager.paintDirtyRegions(Unknown Source) [54900ms]
[email protected]/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source) [54900ms]
[email protected]/java.security.AccessController.doPrivileged(Unknown Source) [54900ms]
[email protected]/java.security.AccessController.executePrivileged(Unknown Source) [54900ms]
[email protected]/javax.swing.RepaintManager$4.run(Unknown Source) [54900ms]
[email protected]/javax.swing.RepaintManager$4.run(Unknown Source) [54900ms]
[email protected]/javax.swing.JComponent.paintImmediately(Unknown Source) [54900ms]
[email protected]/javax.swing.JComponent._paintImmediately(Unknown Source) [54900ms]
[email protected]/javax.swing.RepaintManager.paint(Unknown Source) [54900ms]
[email protected]/javax.swing.BufferStrategyPaintManager.paint(Unknown Source) [54900ms]
[email protected]/javax.swing.JComponent.paintToOffscreen(Unknown Source) [54900ms]
[email protected]/javax.swing.JComponent.paint(Unknown Source) [54900ms]
[email protected]/javax.swing.JComponent.paintChildren(Unknown Source) [54900ms]
[email protected]/javax.swing.JLayeredPane.paint(Unknown Source) [54900ms]
[email protected]/javax.swing.JComponent.paint(Unknown Source) [54900ms]
[email protected]/javax.swing.JComponent.paintChildren(Unknown Source) [54900ms]
[email protected]/javax.swing.JComponent.paint(Unknown Source) [54900ms]
com.jediterm.terminal.ui.TerminalPanel.paintComponent(TerminalPanel.java:784) [54900ms]
com.jediterm.terminal.model.TerminalTextBuffer.lock(TerminalTextBuffer.java:317) [54900ms]
[email protected]/java.util.concurrent.locks.ReentrantLock.lock(Unknown Source) [54900ms]
[email protected]/java.util.concurrent.locks.ReentrantLock$Sync.lock(Unknown Source) [54900ms]
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(Unknown Source) [54900ms]
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(Unknown Source) [54900ms]
[email protected]/java.util.concurrent.locks.LockSupport.park(Unknown Source) [54900ms]
[email protected]/jdk.internal.misc.Unsafe.park(Native Method) [54900ms]

[segrey]

Could you please capture a CPU snapshot? It will clearly identify the problem.

[ViugiNick]

Hello Sergey, that's a snapshot from an Android Studio UI freeze report, so unfortuately I can't capture a CPU snapshot but I can share the state of the other threads:

(for a slightly different UI thread freeze):

com.intellij.openapi.command.impl.UndoManagerImpl.getCurrentState(UndoManagerImpl.java:345) [55100ms]
com.intellij.openapi.fileEditor.impl.FocusBasedCurrentEditorProvider.getCurrentEditor(FocusBasedCurrentEditorProvider.java:16) [55100ms]
com.intellij.ide.impl.DataManagerImpl.getDataContext(DataManagerImpl.java:322) [55100ms]
com.intellij.ide.impl.DataManagerImpl.getDataContext(DataManagerImpl.java:296) [55100ms]
com.intellij.openapi.fileEditor.impl.IdeUiServiceImpl.createUiDataContext(IdeUiServiceImpl.java:79) [55100ms]
com.intellij.openapi.actionSystem.impl.Utils.createAsyncDataContext(Utils.kt:158) [55100ms]
com.intellij.openapi.actionSystem.impl.PreCachedDataContext.<init>(PreCachedDataContext.java:111) [55100ms]
com.intellij.openapi.actionSystem.impl.PreCachedDataContext.cacheComponentsData(PreCachedDataContext.java:356) [55100ms]
com.intellij.openapi.actionSystem.impl.PreCachedDataContext.cacheProviderData(PreCachedDataContext.java:370) [55100ms]
com.intellij.openapi.actionSystem.DataSink.uiDataSnapshot(UiDataProvider.kt) [55100ms]
com.intellij.openapi.actionSystem.DataSink$Companion.uiDataSnapshot(UiDataProvider.kt:184) [55100ms]
com.intellij.openapi.actionSystem.impl.PreCachedDataContext$MySink.uiDataSnapshot(PreCachedDataContext.java:506) [55100ms]
com.intellij.openapi.actionSystem.DataKey.getData(DataKey.kt:34) [55100ms]
com.intellij.terminal.JBTerminalWidget.getData(JBTerminalWidget.java:299) [55100ms]
com.intellij.terminal.JBTerminalWidget.getSelectedText(JBTerminalWidget.java:326) [55100ms]
com.intellij.terminal.JBTerminalWidget.getSelectedText(JBTerminalWidget.java:311) [55100ms]
com.jediterm.terminal.model.TerminalTextBuffer.lock(TerminalTextBuffer.java:317) [55100ms]
[email protected]/java.util.concurrent.locks.ReentrantLock.lock(Unknown Source) [55100ms]
[email protected]/java.util.concurrent.locks.ReentrantLock$Sync.lock(Unknown Source) [55100ms]
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(Unknown Source) [55100ms]
[email protected]/java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(Unknown Source) [55100ms]
[email protected]/java.util.concurrent.locks.LockSupport.park(Unknown Source) [55100ms]
[email protected]/jdk.internal.misc.Unsafe.park(Native Method) [55100ms]

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