<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div><span>I had 38 tabs open in 13.0 beta build 20120531155942 (I have mini tabs) and the most it went up to is 908 MB. I tested this on my Mac OS 10.7.4. I have to reconfig my boot camp and will be ready next week. But on my son's computer after 8 mini tabs it kept climbing higher on Windows 7, it went to a gig.<br></span></div><div><br></div> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"> <div dir="ltr"> <font face="Arial" size="2"> <hr size="1"> <b><span style="font-weight:bold;">From:</span></b> Anthony Hughes <ahughes@mozilla.com><br> <b><span style="font-weight: bold;">To:</span></b> nightly-testers@mozilla.org <br> <b><span style="font-weight: bold;">Sent:</span></b> Friday,
June 1, 2012 7:01 PM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: Abnormally high RAM usage in latest Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:15.0) Gecko/15.0 Firefox/15.0a1 build<br> </font> </div> <br>
On 12-06-01 03:46 PM, Alex Jordan wrote:<br>> On Fri, Jun 1, 2012 at 2:57 PM, Robert Johnston<<a ymailto="mailto:anaerin@gmail.com" href="mailto:anaerin@gmail.com">anaerin@gmail.com</a>> wrote:<br>>> On 6/1/2012 3:09 PM, John Volikas wrote:<br>>>> On 2 June 2012 00:00, Robert Johnston<<a ymailto="mailto:anaerin@gmail.com" href="mailto:anaerin@gmail.com">anaerin@gmail.com</a>> wrote:<br>>>>> On 5/30/2012 7:45 PM, Jeff Grossman wrote:<br>>>>><br>>>>> That could be valuable information to include in a bug report. Does<br>>>>> anybody<br>>>>> know if a bug has been opened for this issue?<br>>>>><br>>>>> Using about:memory, it seems that there are a HUGE number of JS<br>>>>> compartments<br>>>>> being opened for "<a href="https://plusone.google.com/u/" target="_blank">https://plusone.google.com/u/</a>...",
each one taking<br>>>>> 1.58MB.<br>>>>> With one or two, that's fine, but there's at least 1380 of these (23<br>>>>> pages<br>>>>> of 60 entries), making a memory footprint of 2.12GiB<br>>>>><br>>>>> This is with several tabs open, but only one open on Google Reader (Which<br>>>>> I'm thinking is the culprit). GCing doesn't help (and takes 1861.8ms<br>>>>> according to memchaser)<br>>>> This looks like a typical case of an extension holding references to<br>>>><br>>>> old pages, or a related issue. I'd suggest troubleshooting the<br>>>> extensions in your profile if you haven't done so already, and then<br>>>> once you find the offending extension, file a bug on BMO with STR,<br>>>> blocking bugs 700547 and 668871. If you've already ruled out<br>>>> extensions by reproducing in a clean profile
then disregard the above.<br>>><br>>> It still happens with a clean profile, so it seems this isn't extension<br>>> related.<br>> See if you can reproduce with another browser, like Chrome or Safari.<br>> It sounds to me like the Google +1 button just has a big memory<br>> footprint, and if that was the case, the issue would show up in<br>> another browser too.<br>> _______________________________________________<br>> Nightly-testers mailing list<br>> <a ymailto="mailto:Nightly-testers@mozilla.org" href="mailto:Nightly-testers@mozilla.org">Nightly-testers@mozilla.org</a><br>> <a href="https://mail.mozilla.org/listinfo/nightly-testers" target="_blank">https://mail.mozilla.org/listinfo/nightly-testers</a><br><br>I would also suggest trying this in previous Firefox releases to <br>determine if this might be a regression.<br><br>-- <br>Anthony Hughes<br>Mozilla, Quality
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