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List:       kde-bugs-dist
Subject:    [nepomuk] [Bug 293641] virtuoso-t high cpu ussage, no queries
From:       Martin Kyral <sine.nomine () centrum ! cz>
Date:       2013-12-17 14:32:06
Message-ID: bug-293641-17878-7j0oEkh2p0 () http ! bugs ! kde ! org/
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https://bugs.kde.org/show_bug.cgi?id=293641

Martin Kyral <sine.nomine@centrum.cz> changed:

           What    |Removed                     |Added
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                 CC|                            |sine.nomine@centrum.cz

--- Comment #38 from Martin Kyral <sine.nomine@centrum.cz> ---
I'm also experiencing this. virtuoso-t sometimes start to use expensively CPU
for a period of couple minutes. strace shows that i's waiting on a futex:

top:                  
 2396 mkyral    39  19  713696 199316   2572 S  99.4  2.5  36:18.72 virtuoso-t  

$ strace -p 2396
Process 2396 attached
futex(0x156f444, FUTEX_WAIT_PRIVATE, 1387, NULL

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