[Kde-pim] Review Request 114341: Fix a bug in kmail that eats all cpu

[Laurent Montel]

> On Dec. 7, 2013, 10:28 p.m., Milian Wolff wrote:
> > Could you please use a more common compression method, I fail to extract the data :(
> > 
> > milian at minime:/tmp$ lrunzip 1fe839f7-aea6-462a-8310-57be1afbb14f__kmail.log.lrz
> > Output filename is: 1fe839f7-aea6-462a-8310-57be1afbb14f__kmail.log
> > Failed to malloc tmp_outbuf in open_tmpoutbuf
> > Cannot allocate memory
> > Fatal error - exiting
> >

same for me I don't have LRZIP on my distro.


- Laurent


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http://git.reviewboard.kde.org/r/114341/#review45332
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On Dec. 7, 2013, 6:43 p.m., Raul Fernandes wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> http://git.reviewboard.kde.org/r/114341/
> -----------------------------------------------------------
> 
> (Updated Dec. 7, 2013, 6:43 p.m.)
> 
> 
> Review request for KDEPIM.
> 
> 
> Bugs: 323929
>     http://bugs.kde.org/show_bug.cgi?id=323929
> 
> 
> Repository: kdepim
> 
> 
> Description
> -------
> 
> The bug is described in https://bugs.kde.org/show_bug.cgi?id=323929.
> The bug triggers several queries to akonadi to get the same information.
> I think it is caused by the repeated connect() calls in initFolders() function (even using the Qt::UniqueConnection).
> So everytime the function slotDefaultCollectionsChanged() is called, disconnect the signal to avoid accumulate multiple signals.
> I think the right way is to rewrite the initFolders to call connect() only once.
> Split initFolders() in 2 functions. One is called by kmail and another (with the connect()) called by slotDefaultCollectionsChanged().
> For now, the disconnect() should be a good workaround for the (critical) bug.
> 
> 
> Diffs
> -----
> 
>   mailcommon/kernel/mailkernel.cpp 5b92778 
> 
> Diff: http://git.reviewboard.kde.org/r/114341/diff/
> 
> 
> Testing
> -------
> 
> Until now, it is ok here.
> 
> 
> File Attachments
> ----------------
> 
> kmail.log.lrz
>   http://git.reviewboard.kde.org/media/uploaded/files/2013/12/07/1fe839f7-aea6-462a-8310-57be1afbb14f__kmail.log.lrz
> 
> 
> Thanks,
> 
> Raul Fernandes
> 
>

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