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List:       kdevelop-bugs
Subject:    [Bug 208802] New: excessive CPU and memory consumption
From:       Vadym Krevs <vkrevs () yahoo ! com>
Date:       2009-09-28 16:46:36
Message-ID: bug-208802-40295 () http ! bugs ! kde ! org/
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https://bugs.kde.org/show_bug.cgi?id=208802

           Summary: excessive CPU and memory consumption
           Product: kdevelop
           Version: 3.5.5
          Platform: unspecified
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: NOR
         Component: general
        AssignedTo: kdevelop-bugs@kdevelop.org
        ReportedBy: vkrevs@yahoo.com


Version:           3.5.5 (using 3.5.10 "release 61" , openSUSE )
Compiler:          Target: x86_64-suse-linux
OS:                Linux (x86_64) release 2.6.27.29-0.1-default

Often, when I open a C++ file in Kdevelop after opening my custom makefiles
project (~10000 files), and do nothing else kdevelop starts consuming 70-90% of
CPU and begins to exhaust available virtual memory (e.g. I just killed it after
its memory image grew to 3Gb in less than a minute, and it was growing even
more. GDB stack trace attached:

(gdb) bt
#0  0x00007fd4ea570c93 in free () from /lib64/libc.so.6
#1  0x00007fd49b941750 in ?? ()
#2  0x00007fd49b941750 in ?? ()
#3  0x00007fd49b93b380 in ?? ()
#4  0x00007fd4dcf7441c in QMapPrivate<QString, KSharedPtr<FileModel> >::clear
() from /opt/kde3/lib64/kde3/libkdevcppsupport.so
#5  0x00007fd4dcf7441c in QMapPrivate<QString, KSharedPtr<FileModel> >::clear
() from /opt/kde3/lib64/kde3/libkdevcppsupport.so
#6  0x00007fd4dcfc5fba in StoreWalker::~StoreWalker () from
/opt/kde3/lib64/kde3/libkdevcppsupport.so
#7  0x00007fd4dcf67a1a in CppSupportPart::parseEmit () from
/opt/kde3/lib64/kde3/libkdevcppsupport.so
#8  0x00007fd4dcf689aa in CppSupportPart::customEvent () from
/opt/kde3/lib64/kde3/libkdevcppsupport.so
#9  0x00007fd4eaed9201 in QObject::event () from
/usr/lib/qt3/lib64/libqt-mt.so.3
#10 0x00007fd4eae7a755 in QApplication::internalNotify () from
/usr/lib/qt3/lib64/libqt-mt.so.3
#11 0x00007fd4eae7b53a in QApplication::notify () from
/usr/lib/qt3/lib64/libqt-mt.so.3
#12 0x00007fd4eba13e92 in KApplication::notify () from
/opt/kde3/lib64/libkdecore.so.4
#13 0x00007fd4eae7c599 in QApplication::sendPostedEvents () from
/usr/lib/qt3/lib64/libqt-mt.so.3
#14 0x00007fd4eae2a805 in QEventLoop::processEvents () from
/usr/lib/qt3/lib64/libqt-mt.so.3
#15 0x00007fd4eae912e9 in QEventLoop::enterLoop () from
/usr/lib/qt3/lib64/libqt-mt.so.3
#16 0x00007fd4eae91172 in QEventLoop::exec () from
/usr/lib/qt3/lib64/libqt-mt.so.3
#17 0x0000000000407a6d in ?? ()
#18 0x00007fd4ea519586 in __libc_start_main () from /lib64/libc.so.6
#19 0x00000000004072e9 in ?? ()
#20 0x00007ffffd2e6478 in ?? ()
#21 0x000000000000001c in ?? ()
#22 0x0000000000000001 in ?? ()
#23 0x00007ffffd2e7f54 in ?? ()
#24 0x0000000000000000 in ?? ()
(gdb) quit

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