Konqueror vs Firefox

Nathan Grennan fedora-list at cygnusx-1.org
Sat Mar 8 04:49:01 UTC 2008


David Boles wrote:
> Nathan Grennan wrote:
>> David Boles wrote:
>>>
>>> Okay. Still trying to understand this.
>>>
>>> Is the 'fsync' problem, the differences for you, with the same page? 
>>> I ask because so many pages are so very active today. If it is a 
>>> page, or several? If you would like I would try them from here.
>>>
>> It doesn't matter so much about the page. Any page will do. From my 
>> limited testing it did it on every page. It was like click bookmark, 
>> page loads, gets to end of loading, eight fsyncs within a second of 
>> each other. Click another bookmark, page loads, gets to end of 
>> loading, eight fsyncs.
>>> The page, http://www.news.com.au/, that was in the beginning of this 
>>> thread, is in IMO a pig of ads and Flash. And without the 
>>> 'protection' of the two extensions that I mentioned it did bog down 
>>> my Firefox for a second or two. Somewhat but not much. But nowhere 
>>> near as the OP, and others, talked about in their posts.
>>>
>>> I honestly do *not* see the halts that you, and others, nor the 
>>> other things many are writing about here. And this was using Firefox 
>>> 3.0bpre5.
>>>
>>> I am puzzled. Unless it could be differences in Internet access or 
>>> differences in hardware perhaps? Or a combination of differences in 
>>> both?
>>
>> You only see this end you do intensive i/o stuff. The easiest 
>> example, dd if=/dev/zero of=testfile bs=2M count=1024. Then start 
>> clicking through pages in Firefox. It will almost surely become 
>> unresponsive, and I don't mean just you can't click on anything. I 
>> mean you switch to another window and back, and it won't even redraw 
>> itself. You will now just have a big grey window where firefox used 
>> to be, till it comes back. Which sometimes it comes back within a few 
>> seconds, but sometimes it won't come back till the write of other 
>> program, like dd, is completely done. You can also see this with 
>> VMware Workstation while creating guest images, or doing heavy guest 
>> i/o, like say installing a bunch of updates in a Windows guest. You 
>> can see this with virt-manager and creating a new guest image. You 
>> can see this with kernel compiles.
>>
>
>
> Well now this, what you are describing, sounds more and more like 
> hardware
> limitations instead of some specific Firefox related problem.
>
> I would think that any kind of intense disk activity or CPU usage would
> cause programs to stutter as well as other things.
>
> Perhaps your view of this situation is too narrow?
>
  I don't care if it writes the data, but it is completely blocking the 
interface when doing it, which is bad bad bad in my opinion.

  Someone left a comment on my bug pointing to another related bug, 
https://bugzilla.mozilla.org/show_bug.cgi?id=417732

  Also the next e-mail in the thread hits on the same topic, use of sqlite.




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