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[ BUILD # : 201005112200 ] [ JDK VERSION : 1.6.* ] Reproduced it twice with the current build, a set (<10) of maven2 projects opened, while editing a pom.xml file: UI completely freezes, doesn't return (had to kill the application manually). Log output seems suspicious, about to attach thread dump too: INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion.FileStatusCache]: FileStatusCache.refreshTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Subversion.cleanupTask: Scanning in progress, trying again in 5000ms INFO [org.netbeans.modules.subversion]: Finished indexing svn cache with 5784 entries. Elapsed time: 2940 ms. ^\2010-05-12 08:15:29
Created attachment 98811 [details] thread dump with UI locked
javaee does not seem to be doing anything bad - is this Maven-related?
I think the problem is in masterfs, though the use of Mutex.Privileged makes it harder to see from a thread dump who might be holding the masterfs mutex.
*** This bug has been marked as a duplicate of bug 185900 ***