<div dir="ltr"><blockquote style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex" class="gmail_quote">"userAgent": "Mozilla/5.0 (<b>Windows NT 10.0</b>; (...)<br></blockquote><div><br></div><div>I guess that's the culprit. I can confirm this issue on two machines with Win10, but not on machine with Win7 - identical build and add-ons on every set.<br><br></div><div>Daniel<br></div><div><br></div><div class="gmail_extra"><br><div class="gmail_quote">2015-03-26 10:21 GMT+01:00 Marian Gherca <span dir="ltr"><<a href="mailto:mariang_iasi@yahoo.com" target="_blank">mariang_iasi@yahoo.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div bgcolor="#FFFFFF" text="#000000">
raw data<br>
<br>
{<br>
"application": {<br>
"name": "Firefox",<br>
"version": "39.0a1",<br>
"buildID": "20150325083046",<br>
"userAgent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:39.0)
Gecko/20100101 Firefox/39.0",<br>
"updateChannel": "nightly",<br>
"supportURL":
<a href="https://support.mozilla.org/1/firefox/39.0a1/WINNT/en-US/" target="_blank">"https://support.mozilla.org/1/firefox/39.0a1/WINNT/en-US/"</a>,<br>
"numTotalWindows": 1,<br>
"numRemoteWindows": 0,<br>
"remoteAutoStart": false<br>
},<br>
<br>
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-------- Forwarded Message --------
<table border="0" cellpadding="0" cellspacing="0">
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<th nowrap valign="BASELINE" align="RIGHT">Subject:
</th>
<td>Firefox is lagging</td>
</tr>
<tr>
<th nowrap valign="BASELINE" align="RIGHT">Date: </th>
<td>Thu, 26 Mar 2015 10:36:26 +0200</td>
</tr>
<tr>
<th nowrap valign="BASELINE" align="RIGHT">From: </th>
<td>Marian Gherca <a href="mailto:mariang_iasi@yahoo.com" target="_blank"><mariang_iasi@yahoo.com></a></td>
</tr>
<tr>
<th nowrap valign="BASELINE" align="RIGHT">To: </th>
<td><a href="mailto:nightly-testers@mozilla.org" target="_blank">nightly-testers@mozilla.org</a></td>
</tr>
</tbody>
</table>
<br>
<br>
<pre>Low response after update, cant even click the new tab, or the grid in
the 1st page
39.a1 25-03-2015
</pre>
<br>
</div>
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</div>
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<br></blockquote></div><br></div></div>