Unknown memory blocks in gstreamer runtime memory map

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<quote who="Gireesh Kumar M">

>    Hi,
>     
>    I'm running GStreamer, built with CodeSourcery arm toolchain [version:
>    (CodeSourcery Sourcery G++ Lite 2007q3-51) 4.2.1], on TI's OMAP board. 
>    The runtime memory consumption (as reported by 'top' command) is 38% on a
>    128MB RAM (~48MBytes), which is very high. Verifying the memory map log
>    (using pmap), I found the presence of some un-named memory blocks of size
>    8188 KBytes which contributes major share to the 38% RAM usage (PMAP log
>    attached). Is this a GStreamer bug or a memory leak? Can anyone help me to
>    fix this?

I'd guess they're probably thread stacks. I think the default is 8MB, but
you can make it smaller, possibly by using g_thread_create_full in the right
places in GStreamer core (in gsttask.c somewhere)

J.

>    Currently I'm using the mp3 playback with the following pipeline
>    $gst-launch filesrc location=test.mp3 ! queue ! mad ! alsasink
>     
>    Any help on this is highly appreciated.
>     
>    Thank you,
>    Gireesh
>     
>     

> /home/gst-gireesh/gstreamer/bin/gst-launch-0.10(320)
> 00008000 (16 KB)       r-xp (00:0d 1669206)  /home/gst-gireesh/gstreamer/bin/gst-launch-0.10
> 00013000 (4 KB)        rw-p (00:0d 1669206)  /home/gst-gireesh/gstreamer/bin/gst-launch-0.10
> 00014000 (1452 KB)     rwxp (00:00 0)        [heap]
> 40000000 (112 KB)      r-xp (00:0d 2502123)  /lib/ld-2.5.so
> 4001c000 (24 KB)       rw-p (00:00 0)        
> 40023000 (8 KB)        rw-p (00:0d 2502123)  /lib/ld-2.5.so
> 40025000 (592 KB)      r-xp (00:0d 1102627)  /home/gst-gireesh/gstreamer/lib/libgstreamer-0.10.so.0.10.0
> 400b9000 (32 KB)       ---p (00:0d 1102627)  /home/gst-gireesh/gstreamer/lib/libgstreamer-0.10.so.0.10.0
> 400c1000 (12 KB)       rw-p (00:0d 1102627)  /home/gst-gireesh/gstreamer/lib/libgstreamer-0.10.so.0.10.0
> 400c4000 (4 KB)        rw-p (00:00 0)        
> 400c5000 (232 KB)      r-xp (00:0d 1102632)  /home/gst-gireesh/gstreamer/lib/libgobject-2.0.so.0.1200.4
> 400ff000 (32 KB)       ---p (00:0d 1102632)  /home/gst-gireesh/gstreamer/lib/libgobject-2.0.so.0.1200.4
> 40107000 (4 KB)        rw-p (00:0d 1102632)  /home/gst-gireesh/gstreamer/lib/libgobject-2.0.so.0.1200.4
> 40108000 (12 KB)       r-xp (00:0d 1685611)  /home/gst-gireesh/gstreamer/lib/libgthread-2.0.so.0.1200.4
> 4010b000 (32 KB)       ---p (00:0d 1685611)  /home/gst-gireesh/gstreamer/lib/libgthread-2.0.so.0.1200.4
> 40113000 (4 KB)        rw-p (00:0d 1685611)  /home/gst-gireesh/gstreamer/lib/libgthread-2.0.so.0.1200.4
> 40114000 (8 KB)        r-xp (00:0d 1685622)  /home/gst-gireesh/gstreamer/lib/libgmodule-2.0.so.0.1200.4
> 40116000 (32 KB)       ---p (00:0d 1685622)  /home/gst-gireesh/gstreamer/lib/libgmodule-2.0.so.0.1200.4
> 4011e000 (4 KB)        rw-p (00:0d 1685622)  /home/gst-gireesh/gstreamer/lib/libgmodule-2.0.so.0.1200.4
> 4011f000 (8 KB)        r-xp (00:0d 2502098)  /lib/libdl-2.5.so
> 40121000 (28 KB)       ---p (00:0d 2502098)  /lib/libdl-2.5.so
> 40128000 (4 KB)        r--p (00:0d 2502098)  /lib/libdl-2.5.so
> 40129000 (4 KB)        rw-p (00:0d 2502098)  /lib/libdl-2.5.so
> 4012a000 (596 KB)      r-xp (00:0d 1685596)  /home/gst-gireesh/gstreamer/lib/libglib-2.0.so.0.1200.4
> 401bf000 (32 KB)       ---p (00:0d 1685596)  /home/gst-gireesh/gstreamer/lib/libglib-2.0.so.0.1200.4
> 401c7000 (4 KB)        rw-p (00:0d 1685596)  /home/gst-gireesh/gstreamer/lib/libglib-2.0.so.0.1200.4
> 401c8000 (80 KB)       r-xp (00:0d 2502115)  /lib/libpthread-2.5.so
> 401dc000 (28 KB)       ---p (00:0d 2502115)  /lib/libpthread-2.5.so
> 401e3000 (4 KB)        r--p (00:0d 2502115)  /lib/libpthread-2.5.so
> 401e4000 (4 KB)        rw-p (00:0d 2502115)  /lib/libpthread-2.5.so
> 401e5000 (8 KB)        rw-p (00:00 0)        
> 401e7000 (1100 KB)     r-xp (00:0d 2502090)  /lib/libc-2.5.so
> 402fa000 (32 KB)       ---p (00:0d 2502090)  /lib/libc-2.5.so
> 40302000 (4 KB)        r--p (00:0d 2502090)  /lib/libc-2.5.so
> 40303000 (8 KB)        rw-p (00:0d 2502090)  /lib/libc-2.5.so
> 40305000 (12 KB)       rw-p (00:00 0)        
> 40308000 (24 KB)       r-xp (00:0d 2502114)  /lib/librt-2.5.so
> 4030e000 (28 KB)       ---p (00:0d 2502114)  /lib/librt-2.5.so
> 40315000 (4 KB)        r--p (00:0d 2502114)  /lib/librt-2.5.so
> 40316000 (4 KB)        rw-p (00:0d 2502114)  /lib/librt-2.5.so
> 40317000 (1160 KB)     r-xp (00:0d 1685687)  /home/gst-gireesh/gstreamer/lib/libxml2.so.2.6.26
> 40439000 (32 KB)       ---p (00:0d 1685687)  /home/gst-gireesh/gstreamer/lib/libxml2.so.2.6.26
> 40441000 (20 KB)       rw-p (00:0d 1685687)  /home/gst-gireesh/gstreamer/lib/libxml2.so.2.6.26
> 40446000 (4 KB)        rw-p (00:00 0)        
> 40447000 (888 KB)      r-xp (00:0d 1685378)  /home/gst-gireesh/gstreamer/lib/libiconv.so.2.4.0
> 40525000 (28 KB)       ---p (00:0d 1685378)  /home/gst-gireesh/gstreamer/lib/libiconv.so.2.4.0
> 4052c000 (4 KB)        rw-p (00:0d 1685378)  /home/gst-gireesh/gstreamer/lib/libiconv.so.2.4.0
> 4052d000 (644 KB)      r-xp (00:0d 2502092)  /lib/libm-2.5.so
> 405ce000 (28 KB)       ---p (00:0d 2502092)  /lib/libm-2.5.so
> 405d5000 (4 KB)        r--p (00:0d 2502092)  /lib/libm-2.5.so
> 405d6000 (4 KB)        rw-p (00:0d 2502092)  /lib/libm-2.5.so
> 405d7000 (44 KB)       r-xp (00:0d 2502109)  /lib/libgcc_s.so.1
> 405e2000 (28 KB)       ---p (00:0d 2502109)  /lib/libgcc_s.so.1
> 405e9000 (4 KB)        rw-p (00:0d 2502109)  /lib/libgcc_s.so.1
> 405ea000 (36 KB)       r-xp (00:0d 2502117)  /lib/libnss_files-2.5.so
> 405f3000 (28 KB)       ---p (00:0d 2502117)  /lib/libnss_files-2.5.so
> 405fa000 (4 KB)        r--p (00:0d 2502117)  /lib/libnss_files-2.5.so
> 405fb000 (4 KB)        rw-p (00:0d 2502117)  /lib/libnss_files-2.5.so
> 405fc000 (140 KB)      r-xp (00:0d 2717769)  /home/gst-gireesh/gstreamer/lib/gstreamer-0.10/libgstcoreelements.so
> 4061f000 (28 KB)       ---p (00:0d 2717769)  /home/gst-gireesh/gstreamer/lib/gstreamer-0.10/libgstcoreelements.so
> 40626000 (8 KB)        rw-p (00:0d 2717769)  /home/gst-gireesh/gstreamer/lib/gstreamer-0.10/libgstcoreelements.so
> 40628000 (136 KB)      r-xp (00:0d 1102629)  /home/gst-gireesh/gstreamer/lib/libgstbase-0.10.so.0.10.0
> 4064a000 (28 KB)       ---p (00:0d 1102629)  /home/gst-gireesh/gstreamer/lib/libgstbase-0.10.so.0.10.0
> 40651000 (4 KB)        rw-p (00:0d 1102629)  /home/gst-gireesh/gstreamer/lib/libgstbase-0.10.so.0.10.0
> 40652000 (60 KB)       r-xp (00:0d 2717682)  /home/gst-gireesh/gstreamer/lib/gstreamer-0.10/libgstmad.so
> 40661000 (32 KB)       ---p (00:0d 2717682)  /home/gst-gireesh/gstreamer/lib/gstreamer-0.10/libgstmad.so
> 40669000 (4 KB)        rw-p (00:0d 2717682)  /home/gst-gireesh/gstreamer/lib/gstreamer-0.10/libgstmad.so
> 4066a000 (24 KB)       r-xp (00:0d 1685581)  /home/gst-gireesh/gstreamer/lib/libgsttag-0.10.so.0.8.0
> 40670000 (28 KB)       ---p (00:0d 1685581)  /home/gst-gireesh/gstreamer/lib/libgsttag-0.10.so.0.8.0
> 40677000 (4 KB)        rw-p (00:0d 1685581)  /home/gst-gireesh/gstreamer/lib/libgsttag-0.10.so.0.8.0
> 40678000 (84 KB)       r-xp (00:0d 1685600)  /home/gst-gireesh/gstreamer/lib/libmad.so.0.2.1
> 4068d000 (28 KB)       ---p (00:0d 1685600)  /home/gst-gireesh/gstreamer/lib/libmad.so.0.2.1
> 40694000 (4 KB)        rw-p (00:0d 1685600)  /home/gst-gireesh/gstreamer/lib/libmad.so.0.2.1
> 40695000 (112 KB)      r-xp (00:0d 1685668)  /home/gst-gireesh/gstreamer/lib/libid3tag.so.0.3.0
> 406b1000 (28 KB)       ---p (00:0d 1685668)  /home/gst-gireesh/gstreamer/lib/libid3tag.so.0.3.0
> 406b8000 (8 KB)        rw-p (00:0d 1685668)  /home/gst-gireesh/gstreamer/lib/libid3tag.so.0.3.0
> 406ba000 (72 KB)       r-xp (00:0d 2717683)  /home/gst-gireesh/gstreamer/lib/gstreamer-0.10/libgstalsa.so
> 406cc000 (28 KB)       ---p (00:0d 2717683)  /home/gst-gireesh/gstreamer/lib/gstreamer-0.10/libgstalsa.so
> 406d3000 (4 KB)        rw-p (00:0d 2717683)  /home/gst-gireesh/gstreamer/lib/gstreamer-0.10/libgstalsa.so
> 406d4000 (724 KB)      r-xp (00:0d 2211260)  /home/gst-gireesh/gstreamer/lib/libasound.so.2.0.0
> 40789000 (32 KB)       ---p (00:0d 2211260)  /home/gst-gireesh/gstreamer/lib/libasound.so.2.0.0
> 40791000 (16 KB)       rw-p (00:0d 2211260)  /home/gst-gireesh/gstreamer/lib/libasound.so.2.0.0
> 40795000 (28 KB)       r-xp (00:0d 1685618)  /home/gst-gireesh/gstreamer/lib/libgstinterfaces-0.10.so.0.8.0
> 4079c000 (28 KB)       ---p (00:0d 1685618)  /home/gst-gireesh/gstreamer/lib/libgstinterfaces-0.10.so.0.8.0
> 407a3000 (4 KB)        rw-p (00:0d 1685618)  /home/gst-gireesh/gstreamer/lib/libgstinterfaces-0.10.so.0.8.0
> 407a4000 (88 KB)       r-xp (00:0d 1685645)  /home/gst-gireesh/gstreamer/lib/libgstaudio-0.10.so.0.8.0
> 407ba000 (32 KB)       ---p (00:0d 1685645)  /home/gst-gireesh/gstreamer/lib/libgstaudio-0.10.so.0.8.0
> 407c2000 (4 KB)        rw-p (00:0d 1685645)  /home/gst-gireesh/gstreamer/lib/libgstaudio-0.10.so.0.8.0
> 407c3000 (4 KB)        ---p (00:00 0)        
> 407c4000 (8188 KB)     rwxp (00:00 0)        
> 40fc3000 (4 KB)        ---p (00:00 0)        
> 40fc4000 (8188 KB)     rwxp (00:00 0)        
> 417c3000 (4 KB)        ---p (00:00 0)        
> 417c4000 (8188 KB)     rwxp (00:00 0)        
> 41fc3000 (4 KB)        ---p (00:00 0)        
> 41fc4000 (8188 KB)     rwxp (00:00 0)        
> 427c3000 (4 KB)        ---p (00:00 0)        
> 427c4000 (8188 KB)     rwxp (00:00 0)        
> beeb0000 (84 KB)       rwxp (00:00 0)        [stack]
> mapped:   50460 KB writable/private: 42684 KB shared: 0 KB

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-- 
Jan Schmidt                                  thaytan at mad.scientist.com

If Darl McBride had his way, he would have banned marriage too, because it obviously is against the remunerative interests of prostitutes - Bruce Perens




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