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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_UNCONFIRMED "
   title="UNCONFIRMED - MAILMERGE: Time required to generate mailmerge documents has increased"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=108583">108583</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>MAILMERGE: Time required to generate mailmerge documents has increased
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>LibreOffice
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>4.0.0.3 release
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>UNCONFIRMED
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>minor
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Writer
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>libreoffice-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>telesto@surfxs.nl
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Description:
Time required to generate mailmerge documents has increased

Steps to Reproduce:
1. Open <span class=""><a href="http://bugs.documentfoundation.org/attachment.cgi?id=132550" name="attach_132550" title="Sample Letter">attachment 132550</a> <a href="http://bugs.documentfoundation.org/attachment.cgi?id=132550&action=edit" title="Sample Letter">[details]</a></span> (<a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - WindowServer memory leak when performing mail merge in Writer"
   href="show_bug.cgi?id=107021">bug 107021</a>)
2. From form letter, goto "Tools" > "Mail Merge Wizard..."
3. Hit "Next>>" twice to get to data selection 
4. "Select Address List..." and select ODS spreadsheet containing 2000 row
recipient list
5. Uncheck address block option
6. Hit "Next>>"
7. Uncheck salutation option
8. Hit "Finish"
9. In the tool bar that appears under the formatting tool bar, select "Save
Merged Documents"
10. Select "Save As Individual Documents"
11. Click "Save Documents"

Actual Results:  
With 3.5.7.2 it takes around 76 seconds with 6.0.0.0 around 104 seconds


Expected Results:
Similar results as in 3.5.7.2


Reproducible: Always

User Profile Reset: No

Additional Info:
Found in
Version: 6.0.0.0.alpha0+
Build ID: cbf371e07fd5dea1ea08a1f299360d1273961ebd
CPU threads: 4; OS: Windows 6.19; UI render: default; 
TinderBox: Win-x86@42, Branch:master, Time: 2017-06-14_23:13:57
Locale: nl-NL (nl_NL); Calc: CL

and in
Versie 4.0.0.3 (Bouw-id: 7545bee9c2a0782548772a21bc84a9dcc583b89)

but not in 
LibreOffice 3.5.7.2 
Build ID: 3215f89-f603614-ab984f2-7348103-1225a5


User-Agent: Mozilla/5.0 (Windows NT 6.2; WOW64; rv:45.0) Gecko/20100101
Firefox/45.0</pre>
        </div>
      </p>


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