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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - System slows down while marking a lot of single(!) cells by means of Ctrl+Left Mouse Click"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=121860#c9">Comment # 9</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - System slows down while marking a lot of single(!) cells by means of Ctrl+Left Mouse Click"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=121860">bug 121860</a>
              from <span class="vcard"><a class="email" href="mailto:todventtu@suomi24.fi" title="Buovjaga <todventtu@suomi24.fi>"> <span class="fn">Buovjaga</span></a>
</span></b>
        <pre>Created <span class=""><a href="http://bugs.documentfoundation.org/attachment.cgi?id=148664" name="attach_148664" title="Callgrind output from master">attachment 148664</a> <a href="http://bugs.documentfoundation.org/attachment.cgi?id=148664&action=edit" title="Callgrind output from master">[details]</a></span>
Callgrind output from master

Continued clicking until slowness was noticeable.

Arch Linux 64-bit
Version: 6.3.0.0.alpha0+
Build ID: bb30e9e591d5f9f913b3cd8fbaa3c5e412b509bd
CPU threads: 8; OS: Linux 4.20; UI render: default; VCL: gtk3; 
Locale: fi-FI (fi_FI.UTF-8); UI-Language: en-US
Calc: threaded
Built on 23 January 2019</pre>
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