[Bug 818830] Re: [Sandy Bridge] serious power regression from kernel 3.0.0-6 to 3.0.0-7 (rc6 disabled)

2011-09-01 Thread Eric Liang
I'm seeing the same behavior with a i5-2410M (also on a Thinkpad X220).

With i915.i915_enable_rc6=1, power usage is ~12W, but textures seem to
get corrupted over time.

Without rc6, power usage on idle is ~20W, but graphics are fine.

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https://bugs.launchpad.net/bugs/818830

Title:
  [Sandy Bridge] serious power regression from kernel 3.0.0-6 to 3.0.0-7
  (rc6 disabled)

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[Bug 671286] Re: Can't get the debug info of erlang package

2011-04-05 Thread Eric Liang
Thanks Amaral for your reply.

Does it mean I can not use the apt-get facilities to get the debug
symbols? Or would you mind to give some suggestions on that? TIA.

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https://bugs.launchpad.net/bugs/671286

Title:
  Can't get the debug info of erlang package

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[Bug 671286] Re: Can't get the debug info of erlang package

2010-11-07 Thread Eric Liang
** Description changed:

  Binary package hint: erlang
  
  To use the dialyzer, I need to install the debug info of erlang package.
  
- As there is no package suffixed -dbgsym or -dbg about the erlang ( 
https://wiki.ubuntu.com/DebuggingProgramCrash#Hardy%208.04%20and%20Newer ), 
+ As there is no package suffixed -dbgsym or -dbg about the erlang ( 
https://wiki.ubuntu.com/DebuggingProgramCrash#Hardy%208.04%20and%20Newer ),
  and no package for lucid in PPA ( 
https://edge.launchpad.net/~erlang-dev/+archive/ppa ) ,
  I followed the instructions in page:( 
https://wiki.ubuntu.com/DebuggingProgramCrash#Prior%20Ubuntu%20versions ), but 
got the error message:
  
  QUOTE BEGIN
  
  make[1]: Leaving directory 
`/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/lib/snmp/doc/src'
  make[1]: Entering directory 
`/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/lib/eunit/doc/src'
  docb_gen -def vsn 2.1.4 -includes 
/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/lib/eunit/include 
/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/lib/eunit/src/eunit.erl
  erlexec: Error 2 executing 
'/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/bin/x86_64-pc-linux-gnu/beam.smp'.
  make[1]: *** [eunit.xml] Error 1
  make[1]: Leaving directory 
`/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/lib/eunit/doc/src'
  make: *** [manpages-stamp] Error 1
  dpkg-buildpackage: error: debian/rules build gave error exit status 2
  Build command 'cd erlang-13.b.3-dfsg  dpkg-buildpackage -b -uc' failed.
  E: NOTICE: 'erlang' packaging is maintained in the 'Svn' version control 
system at:
  svn://svn.debian.org//svn/pkg-erlang/erlang/trunk/
  Skipping already downloaded file 'erlang_13.b.3-dfsg-2ubuntu2.1.dsc'
  Skipping already downloaded file 'erlang_13.b.3-dfsg.orig.tar.gz'
  Skipping already downloaded file 'erlang_13.b.3-dfsg-2ubuntu2.1.diff.gz'
  Need to get 0B of source archives.
  Child process failed
  debi: can't read *.changes!
  
  QUOTE END
  
  The script used and command are as following:
  
  QUOTE BEGIN
  
  su...@coolrat:~/commands$ cat install_debug_info
  #!/bin/sh
  
-  
+ 
  #NOTE: Dependency packages which should be pre-installed:
  #
  #  devscripts fakeroot
  #
  
  
  PKG=$1
  test -z $PKG  echo you should specify the package  exit 1
  
  apt-get build-dep $PKG
  
  test $? -ne 0  echo Invalid package name: $PKG, you can use command:
  dpkg --search program to get the package  exit 1
  
  mkdir -p $PKG.dbg
  
  cd $PKG.dbg
  
  echo Install debug info for package: $PKG | tee -a $PKG.log
  
  export DEB_BUILD_OPTIONS=debug nostrip noopt
  fakeroot apt-get source -b $PKG | tee -a $PKG.log
  
  debi --upgrade *.changes | tee -a $PKG.log
  
  cd -
  
  su...@coolrat:~/commands$ sudo ./install_debug_info erlang
  
  QUOTE END
  
  It looks like that the erlexec was using the beam.smp which not exists
  in the debug package but the beam.debug.smp.
  
  QUOTE BEGIN
  
  su...@coolrat:~/commands/erlang.dbg$ ls 
erlang-13.b.3-dfsg/bin/x86_64-pc-linux-gnu/
  beam.debug dialyzer  erlc heart to_erl
  beam.debug.smp dyn_erl   erlexec  inet_gethost  typer
  child_setup.debug  epmd  escript  run_erl
  
  QUOTE END
  
  The debug tag is due to the setting in Makefile.in, and I guess there is
  a related variable is not set in eunit. Does anyone know what it is?
  TIA.
  
  ProblemType: Bug
  DistroRelease: Ubuntu 10.04
  Package: erlang 1:13.b.3-dfsg-2ubuntu2.1
  ProcVersionSignature: Ubuntu 2.6.32-25.45-generic 2.6.32.21+drm33.7
  Uname: Linux 2.6.32-25-generic x86_64
  NonfreeKernelModules: nvidia
  Architecture: amd64
  Date: Fri Nov  5 11:34:19 2010
  EcryptfsInUse: Yes
  InstallationMedia: Ubuntu 10.04 LTS Lucid Lynx - Release amd64 (20100429)
  PackageArchitecture: all
  ProcEnviron:
-  LANG=en_US.utf8
-  SHELL=/bin/bash
+  LANG=en_US.utf8
+  SHELL=/bin/bash
  SourcePackage: erlang

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[Bug 671286] [NEW] Can't get the debug info of erlang package

2010-11-05 Thread Eric Liang
Public bug reported:

Binary package hint: erlang

To use the dialyzer, I need to install the debug info of erlang package.

As there is no package suffixed -dbgsym or -dbg about the erlang ( 
https://wiki.ubuntu.com/DebuggingProgramCrash#Hardy%208.04%20and%20Newer ), 
and no package for lucid in PPA ( 
https://edge.launchpad.net/~erlang-dev/+archive/ppa ) ,
I followed the instructions in page:( 
https://wiki.ubuntu.com/DebuggingProgramCrash#Prior%20Ubuntu%20versions ), but 
got the error message:

QUOTE BEGIN

make[1]: Leaving directory 
`/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/lib/snmp/doc/src'
make[1]: Entering directory 
`/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/lib/eunit/doc/src'
docb_gen -def vsn 2.1.4 -includes 
/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/lib/eunit/include 
/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/lib/eunit/src/eunit.erl
erlexec: Error 2 executing 
'/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/bin/x86_64-pc-linux-gnu/beam.smp'.
make[1]: *** [eunit.xml] Error 1
make[1]: Leaving directory 
`/home/sunny/commands/erlang.dbg/erlang-13.b.3-dfsg/lib/eunit/doc/src'
make: *** [manpages-stamp] Error 1
dpkg-buildpackage: error: debian/rules build gave error exit status 2
Build command 'cd erlang-13.b.3-dfsg  dpkg-buildpackage -b -uc' failed.
E: NOTICE: 'erlang' packaging is maintained in the 'Svn' version control system 
at:
svn://svn.debian.org//svn/pkg-erlang/erlang/trunk/
Skipping already downloaded file 'erlang_13.b.3-dfsg-2ubuntu2.1.dsc'
Skipping already downloaded file 'erlang_13.b.3-dfsg.orig.tar.gz'
Skipping already downloaded file 'erlang_13.b.3-dfsg-2ubuntu2.1.diff.gz'
Need to get 0B of source archives.
Child process failed
debi: can't read *.changes!

QUOTE END

The script used and command are as following:

QUOTE BEGIN

su...@coolrat:~/commands$ cat install_debug_info
#!/bin/sh

 
#NOTE: Dependency packages which should be pre-installed:
#
#  devscripts fakeroot
#


PKG=$1
test -z $PKG  echo you should specify the package  exit 1

apt-get build-dep $PKG

test $? -ne 0  echo Invalid package name: $PKG, you can use command:
dpkg --search program to get the package  exit 1

mkdir -p $PKG.dbg

cd $PKG.dbg

echo Install debug info for package: $PKG | tee -a $PKG.log

export DEB_BUILD_OPTIONS=debug nostrip noopt
fakeroot apt-get source -b $PKG | tee -a $PKG.log

debi --upgrade *.changes | tee -a $PKG.log

cd -

su...@coolrat:~/commands$ sudo ./install_debug_info erlang

QUOTE END

It looks like that the erlexec was using the beam.smp which not exists
in the debug package but the beam.debug.smp.

QUOTE BEGIN

su...@coolrat:~/commands/erlang.dbg$ ls 
erlang-13.b.3-dfsg/bin/x86_64-pc-linux-gnu/
beam.debug dialyzer  erlc heart to_erl
beam.debug.smp dyn_erl   erlexec  inet_gethost  typer
child_setup.debug  epmd  escript  run_erl

QUOTE END

The debug tag is due to the setting in Makefile.in, and I guess there is
a related variable is not set in eunit. Does anyone know what it is?
TIA.

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: erlang 1:13.b.3-dfsg-2ubuntu2.1
ProcVersionSignature: Ubuntu 2.6.32-25.45-generic 2.6.32.21+drm33.7
Uname: Linux 2.6.32-25-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Fri Nov  5 11:34:19 2010
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 10.04 LTS Lucid Lynx - Release amd64 (20100429)
PackageArchitecture: all
ProcEnviron:
 LANG=en_US.utf8
 SHELL=/bin/bash
SourcePackage: erlang

** Affects: erlang (Ubuntu)
 Importance: Undecided
 Status: New


** Tags: amd64 apport-bug lucid

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[Bug 671286] Re: Can't get the debug info of erlang package

2010-11-05 Thread Eric Liang


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Can't get the debug info of erlang package
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