Re: [Rd] repeatable segfault - on Mac

2011-09-08 Thread Martin Maechler
 David Winsemius dwinsem...@comcast.net
 on Tue, 6 Sep 2011 00:38:13 -0400 writes:

 I can reproduce:
 eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)

 *** caught segfault ***
 address 0x102d0e028, cause 'memory not mapped'

 Traceback:
 1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
 2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
 ## after restart
 sessionInfo()
 R version 2.13.1 (2011-07-08)
 Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)

 locale:
 [1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8

 attached base packages:
 [1] stats graphics  grDevices utils datasets  methods   base

 With OSX 10.5.8

 Also happens with 32 bit R
 [R.app GUI 1.41 (5874) i386-apple-darwin9.8.0]

It does not happen on Linux (different versions) 
nor Windows (2.13.1 patched, early August).

As this is calling LAPACK code,
I guess that this is yet another case where the Mac version
of optimized BLAS / LAPACK is playing wrongly.

Martin Maechler

 David Winsemius

 On Sep 6, 2011, at 12:12 AM, robin hankin wrote:

 Hi.  macosx 10.6.8
 
 With R-2.13.1 and also revision 56948 I get the following repeatable  
 segfault:
 
 
 
 wt118:~% R --vanilla --quiet
 R.Version()
 $platform
 [1] x86_64-apple-darwin9.8.0
 
 $arch
 [1] x86_64
 
 $os
 [1] darwin9.8.0
 
 $system
 [1] x86_64, darwin9.8.0
 
 $status
 [1] 
 
 $major
 [1] 2
 
 $minor
 [1] 13.1
 
 $year
 [1] 2011
 
 $month
 [1] 07
 
 $day
 [1] 08
 
 $`svn rev`
 [1] 56322
 
 $language
 [1] R
 
 $version.string
 [1] R version 2.13.1 (2011-07-08)
 
 eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
 
 *** caught segfault ***
 address 0x1038000a8, cause 'memory not mapped'
 
 Traceback:
 1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
 2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
 
 Possible actions:
 1: abort (with core dump, if enabled)
 2: normal R exit
 3: exit R without saving workspace
 4: exit R saving workspace
 Selection: 2
 wt118:~%
 
 
 
 
 
 -- 
 Robin Hankin
 Uncertainty Analyst
 hankin.ro...@gmail.com
 
 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel

 David Winsemius, MD
 Heritage Laboratories
 West Hartford, CT

 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel

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Re: [Rd] repeatable segfault - on Mac

2011-09-08 Thread peter dalgaard

On Sep 8, 2011, at 10:01 , Martin Maechler wrote:

 David Winsemius dwinsem...@comcast.net
on Tue, 6 Sep 2011 00:38:13 -0400 writes:
 
 I can reproduce:
 eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
 
 *** caught segfault ***
 address 0x102d0e028, cause 'memory not mapped'
 
 Traceback:
 1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
 2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
 ## after restart
 sessionInfo()
 R version 2.13.1 (2011-07-08)
 Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
 
 locale:
 [1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
 
 attached base packages:
 [1] stats graphics  grDevices utils datasets  methods   base
 
 With OSX 10.5.8
 
 Also happens with 32 bit R
 [R.app GUI 1.41 (5874) i386-apple-darwin9.8.0]
 
 It does not happen on Linux (different versions) 
 nor Windows (2.13.1 patched, early August).
 
 As this is calling LAPACK code,
 I guess that this is yet another case where the Mac version
 of optimized BLAS / LAPACK is playing wrongly.

Hmm, it does happen too on OSX (64bit) with a recent R-devel, vanilla compiled 
with

LAPACK_LIBS='-L$(R_HOME)/lib$(R_ARCH) -lRlapack'

I tried recompiling with -O0, still happening:


Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_INVALID_ADDRESS at address: 0x000102ddc128
0x00010046805e in zher2k (uplo=@0x7fff5fbf9b0e, trans=@0x1039fc54b, 
n=@0x7fff5fbf98cc, k=@0x7fff5fbf98e0, alpha=@0x1039fc528, a=0x102198228, 
lda=@0x7fff5fbf9b08, b=0x1023abca8, ldb=@0x7fff5fbf98f4, beta=@0x1039fc660, 
c=0x10219d228, ldc=@0x7fff5fbf9b08, _uplo=1, _trans=12) at 
../../../../R/src/extra/blas/cmplxblas.f:1566
1566 TEMP1 = ALPHA*DCONJG( B( J, L ) )
(gdb) where
#0  0x00010046805e in zher2k (uplo=@0x7fff5fbf9b0e, trans=@0x1039fc54b, 
n=@0x7fff5fbf98cc, k=@0x7fff5fbf98e0, alpha=@0x1039fc528, a=0x102198228, 
lda=@0x7fff5fbf9b08, b=0x1023abca8, ldb=@0x7fff5fbf98f4, beta=@0x1039fc660, 
c=0x10219d228, ldc=@0x7fff5fbf9b08, _uplo=1, _trans=12) at 
../../../../R/src/extra/blas/cmplxblas.f:1566
#1  0x0001039939aa in zhetrd (uplo=@0x7fff5fbf9b0e, n=@0x7fff5fbf9b08, 
a=0x102198028, lda=@0x7fff5fbf9b08, d=0x100597f28, e=0x102e02d58, 
tau=0x1023ab828, work=0x1023abaa8, lwork=@0x7fff5fbf9a30, info=@0x7fff5fbf9a44, 
_uplo=1) at ../../../../R/src/modules/lapack/cmplx.f:8841
#2  0x00010399209e in zheev (jobz=@0x7fff5fbf9b0f, uplo=@0x7fff5fbf9b0e, 
n=@0x7fff5fbf9b08, a=0x102198028, lda=@0x7fff5fbf9b08, w=0x100597f28, 
work=0x1023ab828, lwork=@0x7fff5fbf9b04, rwork=0x102e02d58, 
info=@0x7fff5fbf9b00, _jobz=10096376, _uplo=36013056) at 
../../../../R/src/modules/lapack/cmplx.f:8275
#3  0x0001007f102e in modLa_rs_cmplx (xin=0x102258400, 
only_values=0x1009a0ef8) at ../../../../R/src/modules/lapack/Lapack.c:776
#4  0x000100103baf in La_rs_cmplx (x=0x102258400, only_values=0x1009a0ef8) 
at ../../../R/src/main/lapack.c:113
#5  0x00010007a82b in do_dotcall (call=0x1026c62e8, op=0x100864718, 
args=0x1026d9278, env=0x1026d4278) at ../../../R/src/main/dotcode.c:845
Segmentation fault


(The segfault appears to be gdb itself tripping over)

-pd


 
 Martin Maechler
 
 David Winsemius
 
 On Sep 6, 2011, at 12:12 AM, robin hankin wrote:
 
 Hi.  macosx 10.6.8
 
 With R-2.13.1 and also revision 56948 I get the following repeatable  
 segfault:
 
 
 
 wt118:~% R --vanilla --quiet
 R.Version()
 $platform
 [1] x86_64-apple-darwin9.8.0
 
 $arch
 [1] x86_64
 
 $os
 [1] darwin9.8.0
 
 $system
 [1] x86_64, darwin9.8.0
 
 $status
 [1] 
 
 $major
 [1] 2
 
 $minor
 [1] 13.1
 
 $year
 [1] 2011
 
 $month
 [1] 07
 
 $day
 [1] 08
 
 $`svn rev`
 [1] 56322
 
 $language
 [1] R
 
 $version.string
 [1] R version 2.13.1 (2011-07-08)
 
 eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
 
 *** caught segfault ***
 address 0x1038000a8, cause 'memory not mapped'
 
 Traceback:
 1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
 2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
 
 Possible actions:
 1: abort (with core dump, if enabled)
 2: normal R exit
 3: exit R without saving workspace
 4: exit R saving workspace
 Selection: 2
 wt118:~%
 
 
 
 
 
 -- 
 Robin Hankin
 Uncertainty Analyst
 hankin.ro...@gmail.com
 
 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel
 
 David Winsemius, MD
 Heritage Laboratories
 West Hartford, CT
 
 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel
 
 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel

-- 
Peter Dalgaard, Professor
Center for Statistics, Copenhagen Business School
Solbjerg Plads 3, 2000 Frederiksberg, Denmark
Phone: (+45)38153501
Email: pd@cbs.dk  Priv: pda...@gmail.com

__
R-devel@r-project.org mailing list

Re: [Rd] repeatable segfault - on Mac

2011-09-08 Thread Simon Urbanek

On Sep 8, 2011, at 4:01 AM, Martin Maechler wrote:

 David Winsemius dwinsem...@comcast.net
on Tue, 6 Sep 2011 00:38:13 -0400 writes:
 
 I can reproduce:
 eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
 
 *** caught segfault ***
 address 0x102d0e028, cause 'memory not mapped'
 
 Traceback:
 1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
 2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
 ## after restart
 sessionInfo()
 R version 2.13.1 (2011-07-08)
 Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
 
 locale:
 [1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
 
 attached base packages:
 [1] stats graphics  grDevices utils datasets  methods   base
 
 With OSX 10.5.8
 
 Also happens with 32 bit R
 [R.app GUI 1.41 (5874) i386-apple-darwin9.8.0]
 
 It does not happen on Linux (different versions) 
 nor Windows (2.13.1 patched, early August).
 
 As this is calling LAPACK code,
 I guess that this is yet another case where the Mac version
 of optimized BLAS / LAPACK is playing wrongly.
 

Nope, this is R's BLAS / LAPACK! 


 Martin Maechler
 
 David Winsemius
 
 On Sep 6, 2011, at 12:12 AM, robin hankin wrote:
 
 Hi.  macosx 10.6.8
 
 With R-2.13.1 and also revision 56948 I get the following repeatable  
 segfault:
 
 
 
 wt118:~% R --vanilla --quiet
 R.Version()
 $platform
 [1] x86_64-apple-darwin9.8.0
 
 $arch
 [1] x86_64
 
 $os
 [1] darwin9.8.0
 
 $system
 [1] x86_64, darwin9.8.0
 
 $status
 [1] 
 
 $major
 [1] 2
 
 $minor
 [1] 13.1
 
 $year
 [1] 2011
 
 $month
 [1] 07
 
 $day
 [1] 08
 
 $`svn rev`
 [1] 56322
 
 $language
 [1] R
 
 $version.string
 [1] R version 2.13.1 (2011-07-08)
 
 eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
 
 *** caught segfault ***
 address 0x1038000a8, cause 'memory not mapped'
 
 Traceback:
 1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
 2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
 
 Possible actions:
 1: abort (with core dump, if enabled)
 2: normal R exit
 3: exit R without saving workspace
 4: exit R saving workspace
 Selection: 2
 wt118:~%
 
 
 
 
 
 -- 
 Robin Hankin
 Uncertainty Analyst
 hankin.ro...@gmail.com
 
 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel
 
 David Winsemius, MD
 Heritage Laboratories
 West Hartford, CT
 
 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel
 
 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel
 


__
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Re: [Rd] repeatable segfault - on Mac

2011-09-08 Thread Martin Maechler
 Simon Urbanek simon.urba...@r-project.org
 on Thu, 8 Sep 2011 09:33:23 -0400 writes:

 On Sep 8, 2011, at 4:01 AM, Martin Maechler wrote:

 David Winsemius dwinsem...@comcast.net
 on Tue, 6 Sep 2011 00:38:13 -0400 writes:
 
 I can reproduce:
 eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
 
 *** caught segfault ***
 address 0x102d0e028, cause 'memory not mapped'
 
 Traceback:
 1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
 2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
 ## after restart
 sessionInfo()
 R version 2.13.1 (2011-07-08)
 Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
 
 locale:
 [1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
 
 attached base packages:
 [1] stats graphics  grDevices utils datasets  methods   base
 
 With OSX 10.5.8
 
 Also happens with 32 bit R
 [R.app GUI 1.41 (5874) i386-apple-darwin9.8.0]
 
 It does not happen on Linux (different versions) 
 nor Windows (2.13.1 patched, early August).
 
 As this is calling LAPACK code,
 I guess that this is yet another case where the Mac version
 of optimized BLAS / LAPACK is playing wrongly.
 

 Nope, this is R's BLAS / LAPACK! 

yes, it seems, as Peter is confirming as well.

*BUT* as far as we currently know, the problem was never seen 
outside of MacOS X , right?

Martin Maechler

 David Winsemius
 
 On Sep 6, 2011, at 12:12 AM, robin hankin wrote:
 
 Hi.  macosx 10.6.8
 
 With R-2.13.1 and also revision 56948 I get the following repeatable
 segfault:
 
 
 
 wt118:~% R --vanilla --quiet
 R.Version()
 $platform
 [1] x86_64-apple-darwin9.8.0
 
 $arch
 [1] x86_64
 
 $os
 [1] darwin9.8.0
 
 $system
 [1] x86_64, darwin9.8.0
 
 $status
 [1] 
 
 $major
 [1] 2
 
 $minor
 [1] 13.1
 
 $year
 [1] 2011
 
 $month
 [1] 07
 
 $day
 [1] 08
 
 $`svn rev`
 [1] 56322
 
 $language
 [1] R
 
 $version.string
 [1] R version 2.13.1 (2011-07-08)
 
 eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
 
 *** caught segfault ***
 address 0x1038000a8, cause 'memory not mapped'
 
 Traceback:
 1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
 2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
 
 Possible actions:
 1: abort (with core dump, if enabled)
 2: normal R exit
 3: exit R without saving workspace
 4: exit R saving workspace
 Selection: 2
 wt118:~%
 
 
 
 
 
 -- 
 Robin Hankin
 Uncertainty Analyst
 hankin.ro...@gmail.com
 
 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel
 
 David Winsemius, MD
 Heritage Laboratories
 West Hartford, CT
 
 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel
 
 __
 R-devel@r-project.org mailing list
 https://stat.ethz.ch/mailman/listinfo/r-devel
 


__
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Re: [Rd] repeatable segfault - on Mac

2011-09-08 Thread luke-tierney

On Thu, 8 Sep 2011, Martin Maechler wrote:


Simon Urbanek simon.urba...@r-project.org
on Thu, 8 Sep 2011 09:33:23 -0400 writes:


On Sep 8, 2011, at 4:01 AM, Martin Maechler wrote:

David Winsemius dwinsem...@comcast.net
on Tue, 6 Sep 2011 00:38:13 -0400 writes:
   
I can reproduce:
eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
   
*** caught segfault ***
address 0x102d0e028, cause 'memory not mapped'
   
Traceback:
1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
## after restart
sessionInfo()
R version 2.13.1 (2011-07-08)
Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
   
locale:
[1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
   
attached base packages:
[1] stats graphics  grDevices utils datasets  methods   base
   
With OSX 10.5.8
   
Also happens with 32 bit R
[R.app GUI 1.41 (5874) i386-apple-darwin9.8.0]
   
It does not happen on Linux (different versions)
nor Windows (2.13.1 patched, early August).
   
As this is calling LAPACK code,
I guess that this is yet another case where the Mac version
of optimized BLAS / LAPACK is playing wrongly.
   

Nope, this is R's BLAS / LAPACK!

yes, it seems, as Peter is confirming as well.

*BUT* as far as we currently know, the problem was never seen
outside of MacOS X , right?



My experience is that the Mac OS malloc is less forgiving of writing
outside allocated memory than the one usually used on Linux, so some
things show up only on macs or are easier to trigger on macs even
though the problems exist else where as well. Valgrind probably makes
up for that most of the time but maybe not always.

Best,

luke



Martin Maechler

David Winsemius
   
On Sep 6, 2011, at 12:12 AM, robin hankin wrote:
   
Hi.  macosx 10.6.8
   
With R-2.13.1 and also revision 56948 I get the following repeatable
segfault:
   
   
   
wt118:~% R --vanilla --quiet
R.Version()
$platform
[1] x86_64-apple-darwin9.8.0
   
$arch
[1] x86_64
   
$os
[1] darwin9.8.0
   
$system
[1] x86_64, darwin9.8.0
   
$status
[1] 
   
$major
[1] 2
   
$minor
[1] 13.1
   
$year
[1] 2011
   
$month
[1] 07
   
$day
[1] 08
   
$`svn rev`
[1] 56322
   
$language
[1] R
   
$version.string
[1] R version 2.13.1 (2011-07-08)
   
eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
   
*** caught segfault ***
address 0x1038000a8, cause 'memory not mapped'
   
Traceback:
1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
   
Possible actions:
1: abort (with core dump, if enabled)
2: normal R exit
3: exit R without saving workspace
4: exit R saving workspace
Selection: 2
wt118:~%
   
   
   
   
   
--
Robin Hankin
Uncertainty Analyst
hankin.ro...@gmail.com
   
__
R-devel@r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-devel
   
David Winsemius, MD
Heritage Laboratories
West Hartford, CT
   
__
R-devel@r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-devel
   
__
R-devel@r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-devel
   
   

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--
Luke Tierney
Chair, Statistics and Actuarial Science
Ralph E. Wareham Professor of Mathematical Sciences
University of Iowa  Phone: 319-335-3386
Department of Statistics andFax:   319-335-3017
   Actuarial Science
241 Schaeffer Hall  email:  l...@stat.uiowa.edu
Iowa City, IA 52242 WWW:  http://www.stat.uiowa.edu

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Re: [Rd] repeatable segfault - on Mac

2011-09-08 Thread Rob Goedman
It is intermittent on both my systems.

Rob






On Sep 8, 2011, at 8:00 AM, luke-tier...@uiowa.edu wrote:

 On Thu, 8 Sep 2011, Martin Maechler wrote:
 
 Simon Urbanek simon.urba...@r-project.org
on Thu, 8 Sep 2011 09:33:23 -0400 writes:
 
On Sep 8, 2011, at 4:01 AM, Martin Maechler wrote:
 
David Winsemius dwinsem...@comcast.net
on Tue, 6 Sep 2011 00:38:13 -0400 writes:
   
I can reproduce:
eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
   
*** caught segfault ***
address 0x102d0e028, cause 'memory not mapped'
   
Traceback:
1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
## after restart
sessionInfo()
R version 2.13.1 (2011-07-08)
Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
   
locale:
[1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
   
attached base packages:
[1] stats graphics  grDevices utils datasets  methods   base
   
With OSX 10.5.8
   
Also happens with 32 bit R
[R.app GUI 1.41 (5874) i386-apple-darwin9.8.0]
   
It does not happen on Linux (different versions)
nor Windows (2.13.1 patched, early August).
   
As this is calling LAPACK code,
I guess that this is yet another case where the Mac version
of optimized BLAS / LAPACK is playing wrongly.
   
 
Nope, this is R's BLAS / LAPACK!
 
 yes, it seems, as Peter is confirming as well.
 
 *BUT* as far as we currently know, the problem was never seen
 outside of MacOS X , right?
 
 
 My experience is that the Mac OS malloc is less forgiving of writing
 outside allocated memory than the one usually used on Linux, so some
 things show up only on macs or are easier to trigger on macs even
 though the problems exist else where as well. Valgrind probably makes
 up for that most of the time but maybe not always.
 
 Best,
 
 luke
 
 
 Martin Maechler
 
David Winsemius
   
On Sep 6, 2011, at 12:12 AM, robin hankin wrote:
   
Hi.  macosx 10.6.8
   
With R-2.13.1 and also revision 56948 I get the following repeatable
segfault:
   
   
   
wt118:~% R --vanilla --quiet
R.Version()
$platform
[1] x86_64-apple-darwin9.8.0
   
$arch
[1] x86_64
   
$os
[1] darwin9.8.0
   
$system
[1] x86_64, darwin9.8.0
   
$status
[1] 
   
$major
[1] 2
   
$minor
[1] 13.1
   
$year
[1] 2011
   
$month
[1] 07
   
$day
[1] 08
   
$`svn rev`
[1] 56322
   
$language
[1] R
   
$version.string
[1] R version 2.13.1 (2011-07-08)
   
eigen(crossprod(matrix(1:2000, 50)) + (0+0i), T, T)
   
*** caught segfault ***
address 0x1038000a8, cause 'memory not mapped'
   
Traceback:
1: .Call(La_rs_cmplx, x, only.values, PACKAGE = base)
2: eigen(crossprod(matrix(1:2000, 50)) + (0 + (0+0i)), T, T)
   
Possible actions:
1: abort (with core dump, if enabled)
2: normal R exit
3: exit R without saving workspace
4: exit R saving workspace
Selection: 2
wt118:~%
   
   
   
   
   
--
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 Department of Statistics andFax:   319-335-3017
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[Rd] As a package author, is there a way to specify that your package is architecture (x86_64) specific?

2011-09-08 Thread Steve Lianoglou
Hi,

Essentially: subject line says it all.

I've created a package that wraps an external c++ library (which I
didn't write) that only successfully compiles on 64bit machines.

I'd like to make the package broadly available, but is there a way to
get it on CRAN if the 32-bit builds break by specifying its 64-bit
only somehow?

Luckily, I've ./configure'd my R-devel-compiled-from-source to only
build x86_64 libs, so I can develop and install my package against
that, but trying to `R CMD INSTALL mypackage` using the official R
binaries breaks since it also tries to build a 32-bit *.so (I'm on a
mac).

I see hints in how to limit which architecture a package is built
against in the R-ext and R-admin manuals where they seem to suggest to
include a src/Makefile in order to do that ... but I'm not sure what I
should put in it.

Is it possible to limit the build architecture by putting something in
my src/Makevars instead of trying to engineer an entire Makefile since
the normal build process works just fine (except this whole
architecture thing)?

Even if it can't go on CRAN as 64-bit only, it would be great if I can
put up some easy install instructions for people to d/l my source
package externally and use it that way.

Thanks,

-steve

-- 
Steve Lianoglou
Graduate Student: Computational Systems Biology
 | Memorial Sloan-Kettering Cancer Center
 | Weill Medical College of Cornell University
Contact Info: http://cbio.mskcc.org/~lianos/contact

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Re: [Rd] As a package author, is there a way to specify that your package is architecture (x86_64) specific?

2011-09-08 Thread Steve Lianoglou
Quick follow up before I get RTFM'd:

I just found I can do:

R CMD INSTALL --no-multiarch mypackage

To get this to successfully work from the command line, so apologies
for the second part of the question.

The first Q remains, which is to either get this to happen
automagically via Makevars, or somehow specify the package as 64bit
only to see if the package can go up on CRAN until I can find time to
fix the problem (if/when).

Thanks,
-steve

On Thu, Sep 8, 2011 at 3:59 PM, Steve Lianoglou
mailinglist.honey...@gmail.com wrote:
 Hi,

 Essentially: subject line says it all.

 I've created a package that wraps an external c++ library (which I
 didn't write) that only successfully compiles on 64bit machines.

 I'd like to make the package broadly available, but is there a way to
 get it on CRAN if the 32-bit builds break by specifying its 64-bit
 only somehow?

 Luckily, I've ./configure'd my R-devel-compiled-from-source to only
 build x86_64 libs, so I can develop and install my package against
 that, but trying to `R CMD INSTALL mypackage` using the official R
 binaries breaks since it also tries to build a 32-bit *.so (I'm on a
 mac).

 I see hints in how to limit which architecture a package is built
 against in the R-ext and R-admin manuals where they seem to suggest to
 include a src/Makefile in order to do that ... but I'm not sure what I
 should put in it.

 Is it possible to limit the build architecture by putting something in
 my src/Makevars instead of trying to engineer an entire Makefile since
 the normal build process works just fine (except this whole
 architecture thing)?

 Even if it can't go on CRAN as 64-bit only, it would be great if I can
 put up some easy install instructions for people to d/l my source
 package externally and use it that way.

 Thanks,

 -steve

 --
 Steve Lianoglou
 Graduate Student: Computational Systems Biology
  | Memorial Sloan-Kettering Cancer Center
  | Weill Medical College of Cornell University
 Contact Info: http://cbio.mskcc.org/~lianos/contact




-- 
Steve Lianoglou
Graduate Student: Computational Systems Biology
 | Memorial Sloan-Kettering Cancer Center
 | Weill Medical College of Cornell University
Contact Info: http://cbio.mskcc.org/~lianos/contact

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Re: [Rd] As a package author, is there a way to specify that your package is architecture (x86_64) specific?

2011-09-08 Thread Simon Urbanek

On Sep 8, 2011, at 3:59 PM, Steve Lianoglou wrote:

 Hi,
 
 Essentially: subject line says it all.
 
 I've created a package that wraps an external c++ library (which I didn't 
 write) that only successfully compiles on 64bit machines.
 

That doesn't sound right, it contradicts your subject line - x86_64 is just one 
of many 64-bit architectures ... but from what you describe it's not about an 
architecture at all - it's about the library .. (see below).


 I'd like to make the package broadly available, but is there a way to
 get it on CRAN if the 32-bit builds break by specifying its 64-bit
 only somehow?
 
 Luckily, I've ./configure'd my R-devel-compiled-from-source to only
 build x86_64 libs, so I can develop and install my package against
 that, but trying to `R CMD INSTALL mypackage` using the official R
 binaries breaks since it also tries to build a 32-bit *.so (I'm on a
 mac).
 
 I see hints in how to limit which architecture a package is built
 against in the R-ext and R-admin manuals where they seem to suggest to
 include a src/Makefile in order to do that ... but I'm not sure what I
 should put in it.
 

No, that's not the purpose.


 Is it possible to limit the build architecture by putting something in
 my src/Makevars instead of trying to engineer an entire Makefile since
 the normal build process works just fine (except this whole
 architecture thing)?
 
 Even if it can't go on CRAN as 64-bit only, it would be great if I can
 put up some easy install instructions for people to d/l my source
 package externally and use it that way.
 

The configure script is designed to figure out things like that, so all you 
need to do is to add a configure script that will check whether the package can 
be built for that architecture or not. In fact, it should really check whatever 
the C++ library does that prevents it from working elsewhere. The 
particularities depends on the library so you'll need to provide more info in 
oder to help you better ...

Note that it will also ensure that the package will be built only for one 
architecture.

Cheers,
Simon

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[Rd] nobs(lm(...)) != nobs(glm(...)) when there are 0s in weights

2011-09-08 Thread William Dunlap
What is the rationale for nobs.lm omitting observations with
zero weights while nobs.glm includes them?

 df - data.frame(x1=log(1:10), x2=1/(1:10), y=1:10, 
 wt=c(0,2,0,4,0,6,7,8,9,10))
 nobs(lm(data=df, y~x1+x2, weights=wt))
[1] 7
 nobs(glm(data=df, y~x1+x2, weights=wt))
[1] 10

The anova methods for lm and glm seem to agree on the number
of degrees of freedom here, although anova.glm issues a message
about it:

 anova(lm(data=df, y~x1+x2, weights=wt))
Analysis of Variance Table

Response: y
  Df  Sum Sq Mean Sq  F valuePr(F)
x1 1 196.682 196.682 1034.648 5.569e-06 ***
x2 1  11.514  11.514   60.572   0.00147 ** 
Residuals  4   0.760   0.190   
---
Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1 
 anova(glm(data=df, y~x1+x2, weights=wt))
Analysis of Deviance Table

Model: gaussian, link: identity

Response: y

Terms added sequentially (first to last)


 Df Deviance Resid. Df Resid. Dev
NULL 6208.957
x11  196.682 5 12.275
x21   11.514 4  0.760
Warning message:
In summary.glm(object, dispersion = dispersion) :
  observations with zero weight not used for calculating dispersion


Bill Dunlap
Spotfire, TIBCO Software
wdunlap tibco.com 

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Re: [Rd] As a package author, is there a way to specify that your package is architecture (x86_64) specific?

2011-09-08 Thread Steve Lianoglou
Hi Simon,

Thanks for the quick response.

Comments in line:

On Thu, Sep 8, 2011 at 4:11 PM, Simon Urbanek
simon.urba...@r-project.org wrote:

 On Sep 8, 2011, at 3:59 PM, Steve Lianoglou wrote:

 Hi,

 Essentially: subject line says it all.

 I've created a package that wraps an external c++ library (which I didn't 
 write) that only successfully compiles on 64bit machines.


 That doesn't sound right, it contradicts your subject line - x86_64 is just 
 one of many 64-bit architectures ...

Ok, sorry for being imprecise. Let's see if we can figure out what it
is (more precise details are at the bottom of the email). I see x86_64
on every 64bit machine I touch (linux or mac), so I thought they were
interchangeable (as names).

 My hunch is that it really is about the architecture, not x86_64  but from 
 what you describe it's not about an architecture at all - it's about the 
 library .. (see below).

[snip]

 I see hints in how to limit which architecture a package is built
 against in the R-ext and R-admin manuals where they seem to suggest to
 include a src/Makefile in order to do that ... but I'm not sure what I
 should put in it.


 No, that's not the purpose.

Well, the r-admin doc does suggest using your own Makefile in close
proximity to targetting specific architectures several times ... eg.
section 2.6, 6.3.1, 6.3.4.

In fact, if you search that document for src/Makefile it's almost
always found next to something that talks about compiling architecture
specific builds ... I'm sure it's used for a lot more than that, but
r-admin repeatedly suggests that this is one of its functions.

But let's get to the good stuff.

 Even if it can't go on CRAN as 64-bit only, it would be great if I can
 put up some easy install instructions for people to d/l my source
 package externally and use it that way.


 The configure script is designed to figure out things like that, so all you 
 need to do is to add a configure script that will check whether the package 
 can be built for that architecture or not.

OK ... I was hoping I could avoid getting into configure/autoconf
stuff, but at some point I'll have to bite the bullet and read up on
it much more than I really want to, so I guess that will happen sooner
than later.

 In fact, it should really check whatever the C++ library does that prevents 
 it from working elsewhere. The particularities depends on the library so 
 you'll need to provide more info in oder to help you better ...

It's doing some inline assembly. The problematic code is here:

https://github.com/lianos/buckshot/blob/master/src/cas_array.h#L90

Compiling the 32bit version of the library on my mac complains about
the call to `cmpxchg`, specifically:

/var/folders/C2/C2bsTekpH-qdLj5psUvjtk+++TM/-Tmp-//cc7q88qD.s:785:suffix
or operands invalid for `cmpxchg'

Doing surgery on the code to actually fix it is a bit above my pay
grade right now as the last time I had to write in assembly was  10
years ago for an undergraduate class, so I'd just like to sidestep the
issue.

I'm not sure how to properly check if this call to cmpxchg can work
inside a configure script or using autoconf. If it's relatively
simple, I'd appreciate a hint if you've got one to spare, otherwise
I'll just keep compiling the 64bit only version of the library until I
can figure out how to sort it out.

The library also compiles fine on our linux compute servers, which
`uname -a` tells me are also of the x86_64 64bit variety. I'm not sure
if that's helpful to know, but thought I'd just put it out there.

Thanks,
-steve

-- 
Steve Lianoglou
Graduate Student: Computational Systems Biology
 | Memorial Sloan-Kettering Cancer Center
 | Weill Medical College of Cornell University
Contact Info: http://cbio.mskcc.org/~lianos/contact

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