[Libreoffice-bugs] [Bug 134157] New: Edit with external tool causes a CPU hit

[bugzilla-daemon at bugs.documentfoundation.org]

https://bugs.documentfoundation.org/show_bug.cgi?id=134157

            Bug ID: 134157
           Summary: Edit with external tool causes a CPU hit
           Product: LibreOffice
           Version: 5.1.0.3 release
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Keywords: bibisected, haveBacktrace, perf, regression
          Severity: normal
          Priority: medium
         Component: Writer
          Assignee: libreoffice-bugs at lists.freedesktop.org
          Reporter: ilmari.lauhakangas at libreoffice.org
                CC: michael.meeks at collabora.com
            Blocks: 113510

Created attachment 162215
  --> https://bugs.documentfoundation.org/attachment.cgi?id=162215&action=edit
Perf flamegraph

1. Open Writer
2. Insert an image
3. Right-click image, Edit with external tool

Watch the CPU go. It only stops, when you close the document.

Bibisected with Win 5.1 repo to a range of 5 commits due to an issue with full
CPU use upon launching LibreOffice. The likely culprit among these is
https://git.libreoffice.org/core/+/87199d3829257420429057336283c55be6ae7481%5E!/
vcl: re-introduce idle handling.

Adding Cc: to Michael Meeks


Referenced Bugs:

https://bugs.documentfoundation.org/show_bug.cgi?id=113510
[Bug 113510] [META] Bugs that cause CPU to run at 100%
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