Bug#424891: audacity uses ~100% CPU on startup
Hi,
it's most probably related with jack, see:
http://packages.qa.debian.org/j/jack-audio-connection-kit/news/20070517T090213Z.html
version 0.103.0-5 should fix it.
Ciao!
Free
|--==> Roland Stigge writes:
RS> Package: audacity
RS> Version: 1.3.2-2
RS> Severity: normal
RS> Hi,
RS> when starting up audacity, it uses 100% CPU without doing anything. It doesn't
RS> matter if I use ALSA or JACK. If you can't reproduce this, I can describe my
RS> setup in more detail. Just ask.
RS> "strace audacity" looks like this, infinitely:
RS> [...]
RS> poll([{fd=3, events=POLLIN, revents=POLLIN}, {fd=5, events=POLLIN}], 2, 24) = 1
RS> gettimeofday({1179421026, 637731}, NULL) = 0
RS> ioctl(5, FIONREAD, [0]) = 0
RS> gettimeofday({1179421026, 637798}, NULL) = 0
RS> poll([{fd=3, events=POLLIN, revents=POLLIN}, {fd=5, events=POLLIN}], 2, 23) = 1
RS> gettimeofday({1179421026, 637871}, NULL) = 0
RS> ioctl(5, FIONREAD, [0]) = 0
RS> gettimeofday({1179421026, 637938}, NULL) = 0
RS> poll([{fd=3, events=POLLIN, revents=POLLIN}, {fd=5, events=POLLIN}], 2, 23) = 1
RS> gettimeofday({1179421026, 638011}, NULL) = 0
RS> ioctl(5, FIONREAD, [0]) = 0
RS> gettimeofday({1179421026, 638078}, NULL) = 0
RS> poll([{fd=3, events=POLLIN, revents=POLLIN}, {fd=5, events=POLLIN}], 2, 23) = 1
RS> gettimeofday({1179421026, 638151}, NULL) = 0
RS> ioctl(5, FIONREAD, [0]) = 0
RS> gettimeofday({1179421026, 638218}, NULL) = 0
RS> poll([{fd=3, events=POLLIN, revents=POLLIN}, {fd=5, events=POLLIN}], 2, 23) = 1
RS> gettimeofday({1179421026, 638292}, NULL) = 0
RS> ioctl(5, FIONREAD, [0]) = 0
RS> gettimeofday({1179421026, 638359}, NULL) = 0
RS> poll([{fd=3, events=POLLIN, revents=POLLIN}, {fd=5, events=POLLIN}], 2, 23) = 1
RS> gettimeofday({1179421026, 638433}, NULL) = 0
RS> ioctl(5, FIONREAD, [0]) = 0
RS> gettimeofday({1179421026, 638500}, NULL) = 0
RS> poll([{fd=3, events=POLLIN, revents=POLLIN}, {fd=5, events=POLLIN}], 2, 23) = 1
RS> gettimeofday({1179421026, 638579}, NULL) = 0
RS> ioctl(5, FIONREAD, [0]) = 0
RS> gettimeofday({1179421026, 638646}, NULL) = 0
RS> poll([{fd=3, events=POLLIN, revents=POLLIN}, {fd=5, events=POLLIN}], 2, 23) = 1
RS> gettimeofday({1179421026, 638719}, NULL) = 0
RS> ioctl(5, FIONREAD, [0]) = 0
RS> [...]
RS> Thanks,
RS> Roland
RS> -- System Information:
RS> Debian Release: lenny/sid
RS> APT prefers unstable
RS> APT policy: (500, 'unstable'), (1, 'experimental')
RS> Architecture: i386 (i686)
RS> Kernel: Linux 2.6.20-1-686 (SMP w/1 CPU core)
RS> Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8) (ignored: LC_ALL set to en_GB.UTF-8)
RS> Shell: /bin/sh linked to /bin/bash
RS> Versions of packages audacity depends on:
RS> ii libasound2 1.0.13-2 ALSA library
RS> ii libc6 2.5-5 GNU C Library: Shared libraries
RS> ii libexpat1 1.95.8-3.4 XML parsing C library - runtime li
RS> ii libflac++5 1.1.2-6 Free Lossless Audio Codec - C++ ru
RS> ii libflac7 1.1.2-6 Free Lossless Audio Codec - runtim
RS> ii libgcc1 1:4.2-20070405-1 GCC support library
RS> ii libid3tag0 0.15.1b-10 ID3 tag reading library from the M
RS> ii libjack0.100.0-0 0.103.0-3 JACK Audio Connection Kit (librari
RS> ii libmad0 0.15.1b-2.1 MPEG audio decoder library
RS> ii libogg0 1.1.3-2 Ogg Bitstream Library
RS> ii libsndfile1 1.0.17-1 Library for reading/writing audio
RS> ii libstdc++6 4.1.2-5 The GNU Standard C++ Library v3
RS> ii libvorbis0a 1.1.2.dfsg-1.2 The Vorbis General Audio Compressi
RS> ii libvorbisenc2 1.1.2.dfsg-1.2 The Vorbis General Audio Compressi
RS> ii libvorbisfile3 1.1.2.dfsg-1.2 The Vorbis General Audio Compressi
RS> ii libwxbase2.6-0 2.6.3.2.1.5 wxBase library (runtime) - non-GUI
RS> ii libwxgtk2.6-0 2.6.3.2.1.5 wxWidgets Cross-platform C++ GUI t
RS> audacity recommends no packages.
RS> -- no debconf information
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