Your message dated Tue, 03 Oct 2006 17:47:13 -0700 with message-id <[EMAIL PROTECTED]> and subject line Bug#372760: fixed in pbbuttonsd 0.7.9-1 has caused the attached Bug report to be marked as done.
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--- Begin Message ---Package: pbbuttonsd Version: 0.7.5-1 Severity: normal Hi, at first some numbers: #v+ % dstat -cpyi --ipc 2 5 ----total-cpu-usage---- ---procs--- ---system-- ----interrupts--- --sysv-ipc- usr sys idl wai hiq siq|run blk new|_int_ _csw_|__41_ __42_ __47_|msg sem shm 5 1 93 0 0 0| 0 0 1| 73 422 | 1 9 3 | 1 0 4 1 0 99 0 0 0| 1 0 0| 32 66 | 0 9 1 | 1 0 4 1 0 97 0 1 0| 1 0 0| 177 93 | 0 9 16 | 1 0 4 1 0 99 0 0 0| 1 0 0| 32 67 | 0 9 1 | 1 0 4 1 0 99 0 0 0| 1 0 0| 32 67 | 0 9 1 | 1 0 4 1 0 99 0 0 0| 1 0 0| 32 67 | 0 9 1 | 1 0 4 % invoke-rc.d pbbuttonsd start % dstat -cpyi --ipc 2 5 ----total-cpu-usage---- ---procs--- ---system-- ----interrupts--- --sysv-ipc- usr sys idl wai hiq siq|run blk new|_int_ _csw_|__41_ __42_ __47_|msg sem shm 5 1 93 0 0 0| 0 0 1| 73 422 | 1 9 3 | 2 0 4 1 0 99 0 0 0| 1 0 0| 52 265 | 0 9 1 | 2 0 4 1 0 99 0 0 0| 1 0 0| 59 267 | 0 9 1 | 2 0 4 1 0 99 0 0 0| 1 0 0| 52 265 | 0 9 1 | 2 0 4 1 0 99 0 0 0| 1 0 0| 52 264 | 0 9 1 | 2 0 4 1 0 99 0 0 0| 1 0 0| 60 265 | 0 9 1 | 2 0 4 #v- As you can see the rate of context switches grow dramatically after starting pbbuttonsd. I ran ltrace on pbbuttonsd and found the following: #v+ 27289 14:42:09.441868 fopen("/proc/pmu/battery_0", "r") = 0x10033948 27289 14:42:09.442145 fgets("\n", 805445632, 1024) = 0x7fece420 27289 14:42:09.442465 strtok("\n", ":\n") = NULL 27289 14:42:09.442596 fgets("flags : 00000011\n", 805445655, 2) = 0x7fece420 27289 14:42:09.442753 strtok("flags : 00000011\n", ":\n") = "flags " 27289 14:42:09.442920 strncmp("flags", "flags ", 5) = 0 27289 14:42:09.443065 strtok(NULL, ":\n") = " 00000011" […] 27289 14:42:09.450221 fgets(NULL, 0, 1024) = NULL 27289 14:42:09.450390 fclose(0x10033948) = 0 27289 14:42:09.450627 sprintf("\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377"..., NULL) = 19 27289 14:42:09.450811 fopen("/proc/pmu/battery_1", "r") = 0 27289 14:42:09.451148 msgrcv(65536, 0x7fecc508, 8192, 0, 2048) = -1 27289 14:42:09.451354 __errno_location() = 0x3001c0f0 27289 14:42:09.451487 __errno_location() = 0x3001c0f0 […] 27289 14:42:09.541523 read(9, "", 32) = 2 27289 14:42:09.541672 sprintf("\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377\377"..., NULL) = 19 27289 14:42:09.541856 fopen("/proc/pmu/battery_0", "r") = 0x10033948 27289 14:42:09.542099 fgets("\n", 805445632, 1024) = 0x7fece420 27289 14:42:09.542388 strtok("\n", ":\n") = NULL #v- The time between each access to /proc/pmu/battery_0 is really short – 100ms. The data in this files is not so often updated as you poll it. I think on a laptop the rate of context switches should be low, because each context switch consumes CPU cycles and this need power which is precious on a mobile machine. Bye, Jörg. -- System Information: Debian Release: unstable/experimental APT prefers unstable APT policy: (990, 'unstable'), (1, 'experimental') Architecture: powerpc (ppc) Shell: /bin/sh linked to /bin/dash Kernel: Linux 2.6.17-rc6 Locale: LANG=de_DE.UTF-8, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8) Versions of packages pbbuttonsd depends on: ii hdparm 6.6-1 tune hard disk parameters for high ii libasound2 1.0.11-7 ALSA library ii libc6 2.3.6-15 GNU C Library: Shared libraries ii libgcc1 1:4.1.1-2 GCC support library ii libglib2.0-0 2.10.3-1 The GLib library of C routines ii libstdc++6 4.1.1-2 The GNU Standard C++ Library v3 ii lsb-base 3.1-10 Linux Standard Base 3.1 init scrip ii makedev 2.3.1-81 creates device files in /dev ii udev 0.093-1 /dev/ and hotplug management daemo Versions of packages pbbuttonsd recommends: pn laptop-mode-tools <none> (no description available) -- no debconf information
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--- Begin Message ---Source: pbbuttonsd Source-Version: 0.7.9-1 We believe that the bug you reported is fixed in the latest version of pbbuttonsd, which is due to be installed in the Debian FTP archive: pbbuttonsd-dev_0.7.9-1_powerpc.deb to pool/main/p/pbbuttonsd/pbbuttonsd-dev_0.7.9-1_powerpc.deb pbbuttonsd_0.7.9-1.diff.gz to pool/main/p/pbbuttonsd/pbbuttonsd_0.7.9-1.diff.gz pbbuttonsd_0.7.9-1.dsc to pool/main/p/pbbuttonsd/pbbuttonsd_0.7.9-1.dsc pbbuttonsd_0.7.9-1_powerpc.deb to pool/main/p/pbbuttonsd/pbbuttonsd_0.7.9-1_powerpc.deb pbbuttonsd_0.7.9.orig.tar.gz to pool/main/p/pbbuttonsd/pbbuttonsd_0.7.9.orig.tar.gz A summary of the changes between this version and the previous one is attached. Thank you for reporting the bug, which will now be closed. If you have further comments please address them to [EMAIL PROTECTED], and the maintainer will reopen the bug report if appropriate. Debian distribution maintenance software pp. Frank Lichtenheld <[EMAIL PROTECTED]> (supplier of updated pbbuttonsd package) (This message was generated automatically at their request; if you believe that there is a problem with it please contact the archive administrators by mailing [EMAIL PROTECTED]) -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Format: 1.7 Date: Wed, 4 Oct 2006 00:43:48 +0200 Source: pbbuttonsd Binary: pbbuttonsd-dev pbbuttonsd Architecture: source powerpc Version: 0.7.9-1 Distribution: unstable Urgency: low Maintainer: Frank Lichtenheld <[EMAIL PROTECTED]> Changed-By: Frank Lichtenheld <[EMAIL PROTECTED]> Description: pbbuttonsd - PBButtons daemon to handle special hotkeys of Apple computers pbbuttonsd-dev - Development files for PBButtons Closes: 372760 377447 389770 Changes: pbbuttonsd (0.7.9-1) unstable; urgency=low . * New upstream version + Improves performance by polling less often (Closes: #372760) + Works around problems with the synaptics trackpad driver (Closes: #377447) + Supports sysfs backlight interface as added in Linux 2.6.18 (Closes: #389770) Files: e6236129adc799a3b036b7fc4cd15623 711 admin optional pbbuttonsd_0.7.9-1.dsc 3d2447ed7425bd2a9155ca18ebf9d4c9 432995 admin optional pbbuttonsd_0.7.9.orig.tar.gz b401a116d8f1769423c6ff90c15d5115 8502 admin optional pbbuttonsd_0.7.9-1.diff.gz d77f09afe12a0675883a613d2e24bb82 159630 admin optional pbbuttonsd_0.7.9-1_powerpc.deb 860088c185d9f4b53fa1cb7d22a1c88b 42468 devel optional pbbuttonsd-dev_0.7.9-1_powerpc.deb -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (GNU/Linux) iD8DBQFFIwBWQbn06FtxPfARAqRRAKCZ79AyOYJDL4dOt+0gapXbAJk9pQCgvJY8 GbK+BlQ3A2Gk2GMiCIhIArM= =QLwh -----END PGP SIGNATURE-----
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