So, even when it is behaving normally and playing fine it is using 82
megs of ram. It seems like there must be a memory leak somewhere that
is making it hog up all the memory until it starts thrashing and dies.
It never happens in the middle of a song. Only when starting a new
song.
Here's the whole backtrace:
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This GDB was configured as "i386-linux"...
(gdb) run
Starting program: /home/jag/mythtv/mythmusic/mythmusic/mythmusic
[New Thread 16384 (LWP 833)]
[New Thread 32769 (LWP 836)]
[New Thread 16386 (LWP 837)]
[New Thread 32771 (LWP 838)]
[New Thread 49156 (LWP 839)]
[New Thread 65541 (LWP 840)]
[New Thread 81926 (LWP 841)]
[New Thread 98311 (LWP 842)]
[New Thread 114696 (LWP 843)]
[New Thread 131081 (LWP 844)]
[New Thread 147466 (LWP 845)]
[New Thread 163851 (LWP 851)]
Program received signal SIGINT, Interrupt.
[Switching to Thread 163851 (LWP 851)]
0x40a8aad2 in sigsuspend () from /lib/libc.so.6
(gdb) thread apply all bt full
Thread 12 (Thread 163851 (LWP 851)):
#0 0x40a8aad2 in sigsuspend () from /lib/libc.so.6
No symbol table info available.
#1 0x40948f35 in __pthread_wait_for_restart_signal ()
from /lib/libpthread.so.0
No symbol table info available.
#2 0x40945f05 in pthread_cond_wait () from /lib/libpthread.so.0
No symbol table info available.
#3 0x40701b61 in QWaitCondition::wait(QMutex*, unsigned long) ()
from /usr/lib/libqt-mt.so.3
No symbol table info available.
#4 0x08074a2c in MadDecoder::flush(bool) (this=0x82bf9c8, final=false)
at maddecoder.cpp:293
min = 2048
#5 0x0807536b in MadDecoder::madOutput() (this=0x82bf9c8)
at maddecoder.cpp:500
sample = 110
samples = 382
channels = 2
left = (const mad_fixed_t *) 0x82c3bdc
right = (const mad_fixed_t *) 0x82c4ddc
#6 0x0807507d in MadDecoder::run() (this=0x82bf9c8) at
maddecoder.cpp:409
---Type <return> to continue, or q <return> to quit---
No locals.
#7 0x40499e3e in QProc::~QProc() () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#8 0x40946d53 in pthread_start_thread () from /lib/libpthread.so.0
No symbol table info available.
#9 0x40946d99 in pthread_start_thread_event () from
/lib/libpthread.so.0
No symbol table info available.
Thread 10 (Thread 131081 (LWP 844)):
#0 0x40b1ba04 in write () from /lib/libc.so.6
No symbol table info available.
#1 0x4094fb50 in __JCR_LIST__ () from /lib/libpthread.so.0
No symbol table info available.
#2 0x0805f05f in AudioOutput::run() (this=0x81be600) at
audiooutput.cpp:345
afd = {fds_bits = {32768, 0 <repeats 31 times>}}
tv = {tv_sec = 5, tv_usec = 0}
b = (Buffer *) 0x818dac0
done = false
n = 4294911965
m = 4294967295
l = 2048
#3 0x40499e3e in QProc::~QProc() () from /usr/lib/libqt-mt.so.3
No symbol table info available.
---Type <return> to continue, or q <return> to quit---
#4 0x40946d53 in pthread_start_thread () from /lib/libpthread.so.0
No symbol table info available.
#5 0x40946d99 in pthread_start_thread_event () from
/lib/libpthread.so.0
No symbol table info available.
Thread 2 (Thread 32769 (LWP 836)):
#0 0x40b20248 in poll () from /lib/libc.so.6
No symbol table info available.
#1 0x40946a8e in __pthread_manager () from /lib/libpthread.so.0
No symbol table info available.
#2 0x40946c55 in __pthread_manager_event () from /lib/libpthread.so.0
No symbol table info available.
Thread 1 (Thread 16384 (LWP 833)):
#0 0x40b21a9e in select () from /lib/libc.so.6
No symbol table info available.
#1 0x4086c544 in typeinfo for QCommonStyle () from
/usr/lib/libqt-mt.so.3
No symbol table info available.
#2 0x404b57c7 in QEventLoop::enterLoop() () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#3 0x404a4454 in QApplication::enter_loop() () from
/usr/lib/libqt-mt.so.3
No symbol table info available.
#4 0x40633dae in QDialog::exec() () from /usr/lib/libqt-mt.so.3
---Type <return> to continue, or q <return> to quit---
No symbol table info available.
#5 0x08077ace in startPlayback(PlaylistsContainer*, AllMusic*) (
all_playlists=0x8169750, all_music=0x8169780) at main.cpp:238
pbb = (class PlaybackBox *) 0x81c1318
#6 0x08077d16 in MusicCallback(void*, QString&) (data=0xbffff930,
selection=@0x816a5e0) at main.cpp:285
mdata = (MusicData *) 0xbffff930
sel = {static null = {
static null = <same as static member of an already seen type>,
d = 0x8140278, static shared_null = 0x8140278}, d = 0x81bc8a8,
static shared_null = 0x8140278}
#7 0x4022c5e2 in ThemedMenu::handleAction(QString&) ()
from /usr/local/lib/libmyth-0.9.so.0
No symbol table info available.
#8 0x4022bbc4 in ThemedMenu::keyPressEvent(QKeyEvent*) ()
from /usr/local/lib/libmyth-0.9.so.0
No symbol table info available.
#9 0x4052562b in QWidget::event(QEvent*) () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#10 0x404a4206 in QApplication::internalNotify(QObject*, QEvent*) ()
from /usr/lib/libqt-mt.so.3
No symbol table info available.
#11 0x404a3def in QApplication::notify(QObject*, QEvent*) ()
---Type <return> to continue, or q <return> to quit---
from /usr/lib/libqt-mt.so.3
No symbol table info available.
#12 0x404542af in QETWidget::translateKeyEvent(_XEvent const*, bool) ()
from /usr/lib/libqt-mt.so.3
No symbol table info available.
#13 0x4045095a in QApplication::x11ProcessEvent(_XEvent*) ()
from /usr/lib/libqt-mt.so.3
No symbol table info available.
#14 0x404636cd in QEventLoop::processEvents(unsigned) ()
from /usr/lib/libqt-mt.so.3
No symbol table info available.
#15 0x404b57c7 in QEventLoop::enterLoop() () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#16 0x404a4454 in QApplication::enter_loop() () from
/usr/lib/libqt-mt.so.3
No symbol table info available.
#17 0x40633dae in QDialog::exec() () from /usr/lib/libqt-mt.so.3
No symbol table info available.
#18 0x08078144 in runMenu(QString, QSqlDatabase*, QString, QString,
PlaylistsContainer*, AllMusic*) (themedir=
{static null = {static null = <same as static member of an
already seen type>, d = 0x8140278, static shared_null = 0x8140278}, d =
0x8169d10, static shared_null = 0x8140278}, db=0x8163208, paths=
{static null = {static null = <same as static member of an
already seen ty---Type <return> to continue, or q <return> to quit---
static shared_null = 0x8140278}, startdir=
{static null = {static null = <same as static member of an
already seen type>, d = 0x8140278, static shared_null = 0x8140278}, d =
0x81691b0, static shared_null = 0x8140278}, all_playlists=0x8169750,
all_music=0x8169780)
at main.cpp:338
diag = (struct ThemedMenu *) 0x816a4a8
data = {paths = {static null = {
static null = <same as static member of an already seen type>,
d = 0x8140278, static shared_null = 0x8140278}, d = 0x8169ae8,
static shared_null = 0x8140278}, db = 0x8163208, startdir = {
static null = {
static null = <same as static member of an already seen type>,
d = 0x8140278, static shared_null = 0x8140278}, d = 0x81691b0,
static shared_null = 0x8140278}, all_playlists = 0x8169750,
all_music = 0x8169780}
#19 0x08078dfc in main (argc=1, argv=0xbffffb64) at main.cpp:414
a = <incomplete type>
db = (struct QSqlDatabase *) 0x8163208
lcd_host = {static null = {
static null = <same as static member of an already seen type>,
d = 0x8140278, static shared_null = 0x8140278}, d = 0x8168f38,
static shared_null = 0x8140278}
---Type <return> to continue, or q <return> to quit---
lcd_port = {static null = {
static null = <same as static member of an already seen type>,
d = 0x8140278, static shared_null = 0x8140278}, d = 0x8168fd8,
static shared_null = 0x8140278}
lcd_port_number = 0
count_query = <incomplete type>
musicdata_exists = true
startdir = {static null = {
static null = <same as static member of an already seen type>,
d = 0x8140278, static shared_null = 0x8140278}, d = 0x81691b0,
static shared_null = 0x8140278}
paths = {static null = {
static null = <same as static member of an already seen type>,
d = 0x8140278, static shared_null = 0x8140278}, d = 0x8169ae8,
static shared_null = 0x8140278}
all_music = (AllMusic *) 0x8169780
themename = {static null = {
static null = <same as static member of an already seen type>,
d = 0x8140278, static shared_null = 0x8140278}, d = 0x8169c58,
static shared_null = 0x8140278}
themedir = {static null = {
static null = <same as static member of an already seen type>,
d = 0x8140278, static shared_null = 0x8140278}, d = 0x8169d10,
---Type <return> to continue, or q <return> to quit---
static shared_null = 0x8140278}
all_playlists = (PlaylistsContainer *) 0x8169750
#0 0x40a8aad2 in sigsuspend () from /lib/libc.so.6
On Wednesday, May 14, 2003, at 11:35 PM, Isaac Richards wrote:
> On Wednesday 14 May 2003 11:27 pm, Jeremy Green wrote:
>> Ok,
>>
>> You'll have to excuse me, it's been a while since I've used a
>> debugger.
>> I ran mythmusic with the debugger, it got stuck at the beginning of
>> the
>> second song. The elapsed time never changes from zero. The interface
>> is working although to terrible quick. When I look in top it shows
>> that mythmusic is using a lot of resources:
>>
>> 775 mythtv 15 0 343m 143m 1416 R 19.2 83.7 0:52.69
>> mythmusic
>>
>> 343 megs of swap?
>
> Yeah, that's not quite normal =)
>
>> The backtrace gave me this:
>
> Could you get the rest of the threads? Instructions are:
> http://www.mythtv.org/docs/mythtv-HOWTO-18.html#ss18.9
>
> Isaac
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