Re: [Audacity-devel] 2.0 regression?
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From: Martyn S. <mar...@go...> - 2009-11-19 22:11:19
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Martyn Shaw wrote: > > > Al Dimond wrote: > ... >> >> I'm going to try to create a test harness and see if I can replicate >> crashes in effect code by stress testing with small block sizes. It's >> possible, of course, that it's the wrong thing to isolate. >> >> Have any users submitted backtraces or core dumps (assuming we have >> symbol info for Windows release builds somewhere)? Are there users >> that regularly have this problem that would be comfortable getting a >> backtrace or dump? Many Linux distros make it pretty easy to get a >> backtrace, and on Windows they can apparently use Dr. Watson: >> >> http://support.microsoft.com/kb/308538 >> >> With most intermittent crash bugs, identifying the location is half >> the battle... with a backtrace we might not even need a repro. > > I think I may have just got one of these crashes, where Audacity from > 10th Nov, Release version, just locked up unresponsive, using about a > whole processor. When I closed it I got the 'send a report to > Microsoft' dialog and some files in C:\Documents and > Settings\Martyn\Local Settings\Temp\WERbf46.dir00 which are: > appcompat.txt 13KB > Audacity.exe.hdmp 106,777KB > Audacity.exe.mdml 2,703KB > manifest.txt 2KB > > but I've no idea what to do with them. Are they useful? I have kept a > copy as the 'Don't send' button deletes them all. Just restarted said release version and accepted the 'recover project' thing and it hung again. A few splits had been inserted while I was repeating 'Noise Reduction' and making slightly different selections, which is clearly wrong. Looking at 5minChirp - 2009-11-19 21-11-05 N-4.autosave 7,179KB I have (and I've changed tabs to spaces here for readability): <?xml version="1.0" standalone="no" ?> <!DOCTYPE project PUBLIC "-//audacityproject-1.3.0//DTD//EN" "http://audacity.sourceforge.net/xml/audacityproject-1.3.0.dtd" > <project xmlns="http://audacity.sourceforge.net/xml/" datadir="C:\Audacity\Bits\5minChirp_data" projname="5minChirp_data" version="1.3.0" audacityversion="1.3.10-alpha-Nov 19 2009" sel0="329.6122981060" sel1="330.0187364502" vpos="0" h="329.2187333746" zoom="543.7479095189" rate="44100"> <tags> <tag name="id3v2" value="1"/> </tags> <wavetrack name="Audio Track" channel="2" linked="0" mute="0" solo="0" height="150" minimized="0" rate="44100" gain="1" pan="0"> <waveclip offset="0.00000000"> <sequence maxsamples="262144" sampleformat="262159" numsamples="14535902"> <waveblock start="0"> <simpleblockfile filename="e0000aec.au" len="262144" min="-0.014406" max="0.014406" rms="0.005883"/> </waveblock> <waveblock start="262144"> <simpleblockfile filename="e0000679.au" len="262144" min="-0.028815" max="0.02882" rms="0.015565"/> </waveblock> then the normal blocks of length 262144 up to <waveblock start="14346731"> <simpleblockfile filename="e000047c.au" len="189171" min="-0.798297" max="0.7983" rms="0.530434"/> </waveblock> </sequence> <envelope numpoints="0"/> </waveclip> <waveclip offset="329.61229025"> <sequence maxsamples="262144" sampleformat="262159" numsamples="11355"> <waveblock start="0"> <simpleblockfile filename="e00006c9.au" len="11355" min="-0" max="0" rms="0"/> </waveblock> </sequence> <envelope numpoints="1"> <controlpoint t="0.257460317460" val="1.000000000000"/> </envelope> </waveclip> <waveclip offset="329.86977324"> <sequence maxsamples="262144" sampleformat="262159" numsamples="811"> <waveblock start="0"> <simpleblockfile filename="e0000577.au" len="811" min="-0" max="0" rms="0"/> </waveblock> </sequence> <envelope numpoints="3"> <controlpoint t="0.000000000000" val="1.000000000000"/> <controlpoint t="0.018367346939" val="1.000000000000"/> <controlpoint t="0.018390022676" val="1.000000000000"/> </envelope> </waveclip> <waveclip offset="329.88816327"> <sequence maxsamples="262144" sampleformat="262159" numsamples="3974"> <waveblock start="0"> <simpleblockfile filename="e00008ea.au" len="3974" min="-0" max="0" rms="0"/> </waveblock> </sequence> <envelope numpoints="3"> <controlpoint t="0.000000000000" val="1.000000000000"/> <controlpoint t="0.090090702948" val="1.000000000000"/> <controlpoint t="0.090113378685" val="1.000000000000"/> </envelope> </waveclip> <waveclip offset="329.88816327"> <sequence maxsamples="262144" sampleformat="262159" numsamples="0"/> <envelope numpoints="1"> <controlpoint t="0.000000000000" val="1.000000000000"/> </envelope> </waveclip> <waveclip offset="329.97827664"> <sequence maxsamples="262144" sampleformat="262159" numsamples="958"> <waveblock start="0"> <simpleblockfile filename="e000046b.au" len="958" min="-0" max="0" rms="0"/> </waveblock> </sequence> <envelope numpoints="3"> <controlpoint t="0.000000000000" val="1.000000000000"/> <controlpoint t="0.021700680272" val="1.000000000000"/> <controlpoint t="0.021723356009" val="1.000000000000"/> </envelope> </waveclip> <waveclip offset="329.88816327"> <sequence maxsamples="262144" sampleformat="262159" numsamples="0"/> <envelope numpoints="1"> <controlpoint t="0.000000000000" val="1.000000000000"/> </envelope> </waveclip> <waveclip offset="329.88816327"> <sequence maxsamples="262144" sampleformat="262159" numsamples="0"/> <envelope numpoints="1"> <controlpoint t="0.000000000000" val="1.000000000000"/> </envelope> </waveclip> <waveclip offset="329.97827664"> <sequence maxsamples="262144" sampleformat="262159" numsamples="0"/> <envelope numpoints="1"> <controlpoint t="0.000000000000" val="1.000000000000"/> </envelope> </waveclip> <waveclip offset="330.00000000"> <sequence maxsamples="262144" sampleformat="262159" numsamples="310"> <waveblock start="0"> <simpleblockfile filename="e0000efd.au" len="310" min="0" max="0" rms="0"/> </waveblock> </sequence> <envelope numpoints="3"> <controlpoint t="0.000000000000" val="1.000000000000"/> <controlpoint t="0.007006802721" val="1.000000000000"/> <controlpoint t="0.007029478458" val="1.000000000000"/> </envelope> </waveclip> <waveclip offset="329.88816327"> <sequence maxsamples="262144" sampleformat="262159" numsamples="0"/> <envelope numpoints="1"> <controlpoint t="0.000000000000" val="1.000000000000"/> </envelope> </waveclip> <waveclip offset="329.88816327"> <sequence maxsamples="262144" sampleformat="262159" numsamples="0"/> <envelope numpoints="1"> <controlpoint t="0.000000000000" val="1.000000000000"/> </envelope> </waveclip> and then this last empty waveclip is repeated another 32760 times! The are 32770 waveclips in the file. Clearly this is a symptom of a bug, hopefully the P2. I shall try and make it happen again. TTFN Martyn > TTFN > Martyn > |