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Re: [Bug 657803] Re: Weather Applet and High CPU Usage

 

oh, it looks like a bug listed on Launchpad recently, about the use of
GnuTLS in libetpan (which is used in the mail applet)
I remember of a bug that you opened and closed on the mail applet, not sure
if both are linked.
anyway, it may be useful to do the tests without the mail applet first, to
test the weather applet only
maybe we will find that the mail applet is the only culprit (since it is
threaded, it runs in parallel of the other applets, that's why the dock says
it's weather's fault).

2010/10/11 Tsu Jan <657803@xxxxxxxxxxxxxxxxxx>

> Hi,
>
> First, thanks for introducing me to ddd. Its so useful.
>
> I couldn't reproduce the crash with ddd but, at some point, Cairo-Dock
> froze (without 100% CPU usage) and I got these messages on the bottom
> pane of ddd:
>
> ---------------------
> cairo-dock: ath.c:193: _gcry_ath_mutex_lock: Assertion `*lock ==
> ((ath_mutex_t) 0)' failed.
>
> Program received signal SIGABRT, Aborted.
> [Switching to Thread 0xae325b70 (LWP 8494)]
> 0xb7fe2424 in __kernel_vsyscall ()
> (gdb)
> ---------------------
>
> I attached the screenshot of the Backtrace window.
>
>
> ** Attachment added: "ddd screenshot"
>
> https://bugs.launchpad.net/cairo-dock-plug-ins/+bug/657803/+attachment/1684629/+files/Screenshot.png
>
> --
> Weather Applet and High CPU Usage
> https://bugs.launchpad.net/bugs/657803
> You received this bug notification because you are a member of Cairo-
> Dock Team, which is subscribed to Cairo-Dock Plug-ins.
>
> Status in Cairo-Dock : Plug-ins: New
>
> Bug description:
> This bug is somehow odd but I try to explain it as clearly as possible. I
> use my whole band-width for some download, for example, when downloading
> heavy files with Synaptic. Then I intentionally middle click on the weather
> applet to see what happens. Of course, it can't get any information and its
> icon changes because my whole band-width is used by Synaptic or another
> heavy download process. But, after a few seconds, something bad happens: one
> of my CPU cores goes to 100%. I can't quit Cairo-Dock normally but can kill
> its process and then, CPU usage gets normal again.
>
> When I don't middle click on the weather applet, sometimes the same thing
> happens and sometimes Cairo-Dock crashes and automatically restarts.
>
> In the case of 100% CPU usage, I see no message in xsession-errors except
> normal messages related to the weather and mail applets, which say that they
> cannot retrieve information. In the case of crash and restart, I don't
> clearly remember the messages but I think they said that the culprit might
> be the weather applet.
>
> I see this problem only after the recent changes in the weather applet of
> the bazaar releases (5th Oct). However, I'm not sure that it's the main
> cause.
>
>
>
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-- 
Weather Applet and High CPU Usage
https://bugs.launchpad.net/bugs/657803
You received this bug notification because you are a member of Cairo-
Dock Team, which is subscribed to Cairo-Dock Plug-ins.

Status in Cairo-Dock : Plug-ins: New

Bug description:
This bug is somehow odd but I try to explain it as clearly as possible. I use my whole band-width for some download, for example, when downloading heavy files with Synaptic. Then I intentionally middle click on the weather applet to see what happens. Of course, it can't get any information and its icon changes because my whole band-width is used by Synaptic or another heavy download process. But, after a few seconds, something bad happens: one of my CPU cores goes to 100%. I can't quit Cairo-Dock normally but can kill its process and then, CPU usage gets normal again.

When I don't middle click on the weather applet, sometimes the same thing happens and sometimes Cairo-Dock crashes and automatically restarts.

In the case of 100% CPU usage, I see no message in xsession-errors except normal messages related to the weather and mail applets, which say that they cannot retrieve information. In the case of crash and restart, I don't clearly remember the messages but I think they said that the culprit might be the weather applet.

I see this problem only after the recent changes in the weather applet of the bazaar releases (5th Oct). However, I'm not sure that it's the main cause.





References