[CentOS] what is: ImageDecoder
m.roth at 5-cent.us
m.roth at 5-cent.us
Tue Feb 4 15:04:58 UTC 2014
Fred Smith wrote:
> On Tue, Feb 04, 2014 at 02:31:51PM +0000, Laurent Wandrebeck wrote:
>> Fred Smith <fredex at fcshome.stoneham.ma.us> a écrit :
>>
>> > Um, it appears in the process list as "ImageDecoder". I don't know how
>> > one would determine that it's java or not.
<snip>
> here's some output from top (with ppid and thread id added):
>
> 23040 fredex 20 0 2424m 1.2g 41m S 0.3 16.3 1:13.71 1 fredex
> ImageDecoder #1
> 23123 fredex 20 0 2424m 1.2g 41m S 0.3 16.3 1:12.82 1 fredex
> ImageDecoder #2
<snip>
> it appears to be a child of init, since PPID is 1 (the column just to the
> left of "fredex".)
Suggests that they crashed, or logged out, and this remained running.
>
> given that "ImageDecoder #1" is process 23040, doing "ps -eLf | grep
> 23040" reveals:
>
> fredex 23011 1 23040 0 40 Feb03 ? 00:01:13
> /home/fredex/myfiles/programs/firefox-19/firefox/firefox
>
> It appears to be some kind of firefox alias, though I don't understand
> that relationship...
<snip>
> so, Firefox has spawned a ton of child threads, and some of them appear
> in top as "Image Decoder #x". I dunno WHY they have a strange name,
> but at least I now know where they came from.
<snip>
> So, I guess this is solved as far as I feel like taking it. Thanks to all
> (both) of you who offered advice.
One more thing before you drop it - it is, in fact, a firefox thing, and
based on the name, either java or perl....
<https://bugzilla.mozilla.org/show_bug.cgi?id=860149> (after googling
firefox imagedecoder).
mark
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