[sage-support] Re: Can't get away from Sage 3.4 login prompt to start notebook

2009-04-21 Thread William Stein

On Tue, Apr 21, 2009 at 10:02 PM, mabshoff
 wrote:
>
>
>
> On Apr 21, 9:45 pm, William Stein  wrote:
>> 2009/4/21 mabshoff :
>>
>>
>>
>> > On Apr 21, 3:55 pm, "Greg Grunberg"  wrote:
>>
>> > Hi Greg,
>>
>> >> Attached as a .JPG file is the requested screenshot.
>>
>> >> Greg Grunberg
>>
>> > The screenshot reveals that your CPU is not advanced enough to run
>> > this binary build of Sage, i.e. it is missing SSE3 instructions. You
>>
>> The actual error message says: "The following flags were on the build
>> machine but are not on your machine: sse2 pni".
>
> Ok, I didn't look too closely and then didn't write this email
> immediately, so my bad.
>
>> That seems like a
>> bug, since the build machine has sse3, but probably his doesn't.
>> Weird.
>
> pni == sse3, so no surprises here. But at least on my end there are no
> plans to build an SSE only, i.e. no SSE2 only binary for 32 bits since
> those CPUs are exceedingly rare and accomplishing this is a lot of
> work and other tasks I have take way higher priority.  So the only
> real option is to build from sources inside the VMWare machine.

Yep.  It looks to me like Greg has one of those rare "no SSE2" boxes.

William

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[sage-support] Re: Can't get away from Sage 3.4 login prompt to start notebook

2009-04-21 Thread mabshoff



On Apr 21, 9:45 pm, William Stein  wrote:
> 2009/4/21 mabshoff :
>
>
>
> > On Apr 21, 3:55 pm, "Greg Grunberg"  wrote:
>
> > Hi Greg,
>
> >> Attached as a .JPG file is the requested screenshot.
>
> >> Greg Grunberg
>
> > The screenshot reveals that your CPU is not advanced enough to run
> > this binary build of Sage, i.e. it is missing SSE3 instructions. You
>
> The actual error message says: "The following flags were on the build
> machine but are not on your machine: sse2 pni".  

Ok, I didn't look too closely and then didn't write this email
immediately, so my bad.

> That seems like a
> bug, since the build machine has sse3, but probably his doesn't.
> Weird.

pni == sse3, so no surprises here. But at least on my end there are no
plans to build an SSE only, i.e. no SSE2 only binary for 32 bits since
those CPUs are exceedingly rare and accomplishing this is a lot of
work and other tasks I have take way higher priority.  So the only
real option is to build from sources inside the VMWare machine.

> > can force it to run anyway (see the message Sage is printing), but
> > this will result in Sage exiting during runtime due to illegal
> > instruction error messages if you execute certain code, i.e. large
> > linear algebra problems (where "large" is roughly a determinant for a
> > 90x90 matrix over ZZ for example).
>
> > Binaries for Sage 3.4.1 will be build in a mode that only requires
> > SSE2 and those binaries should be available in about 48 hours.
>
> Cool.

:)

> William

Cheers,

Michael
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[sage-support] Re: Can't get away from Sage 3.4 login prompt to start notebook

2009-04-21 Thread William Stein

2009/4/21 mabshoff :
>
> On Apr 21, 3:55 pm, "Greg Grunberg"  wrote:
>
> Hi Greg,
>
>> Attached as a .JPG file is the requested screenshot.
>>
>> Greg Grunberg
>
> The screenshot reveals that your CPU is not advanced enough to run
> this binary build of Sage, i.e. it is missing SSE3 instructions. You

The actual error message says: "The following flags were on the build
machine but are not on your machine: sse2 pni".  That seems like a
bug, since the build machine has sse3, but probably his doesn't.
Weird.

> can force it to run anyway (see the message Sage is printing), but
> this will result in Sage exiting during runtime due to illegal
> instruction error messages if you execute certain code, i.e. large
> linear algebra problems (where "large" is roughly a determinant for a
> 90x90 matrix over ZZ for example).
>
> Binaries for Sage 3.4.1 will be build in a mode that only requires
> SSE2 and those binaries should be available in about 48 hours.

Cool.

William

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[sage-support] Re: Can't get away from Sage 3.4 login prompt to start notebook

2009-04-21 Thread mabshoff

On Apr 21, 3:55 pm, "Greg Grunberg"  wrote:

Hi Greg,

> Attached as a .JPG file is the requested screenshot.
>
> Greg Grunberg

The screenshot reveals that your CPU is not advanced enough to run
this binary build of Sage, i.e. it is missing SSE3 instructions. You
can force it to run anyway (see the message Sage is printing), but
this will result in Sage exiting during runtime due to illegal
instruction error messages if you execute certain code, i.e. large
linear algebra problems (where "large" is roughly a determinant for a
90x90 matrix over ZZ for example).

Binaries for Sage 3.4.1 will be build in a mode that only requires
SSE2 and those binaries should be available in about 48 hours.

Cheers,

Michael
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[sage-support] Re: Can't get away from Sage 3.4 login prompt to start notebook

2009-04-21 Thread William Stein

On Tue, Apr 21, 2009 at 1:56 PM, Greg Grunberg  wrote:
> I am a (would-be) new user of Sage.  My Athlon-processor desktop computer
> uses Microsoft Windows XP Home Edition with Service Pack 3.  To protect
> against malware, I use the Symantec Endpoint Protection program, which seems
> to be an institutional version of the Norton internet security products.  I
> installed VMware Player 2.5.2 build 156735 (the most recent version).  I
> downloaded Sage 3.4 for Windows, checked its MD5sum, and unzipped the
> downloaded file to directory d:\sage-vmware-3.4.
>
> When within that directory I click on sage_vmx.vmx, VMPlayer starts up and
> eventually shows a "sage login:" prompt, which prompt is immediately
> preceded by instructions to type one of the options (1) "notebook", (2)
> "off", (3) "manage", or (4) "sage".  Options (1) and (4) appear to be
> broken:
>     (1) When I type "notebook" at the prompt, a screenful of information is
> flashed too quick to read.  The"sage login:" prompt then appears again,
> together with the same instructions as before.  Towards the end of that
> briefly-displayed screen of information, I see an instruction to open
> Firefox to some internet address; but because of the very short display time
> I'm not able to read that address.
>     (2) Typing "off" at the prompt causes VMplayer to shut down, which is
> the correct behavior.
>     (3) Typing "manage" at the prompt gets me to a "man...@sage:" prompt
> from which I can become the Ubuntu root user by typing "sudo su".  This also
> is correct behavior.
>     (4) When I type "sage" at the prompt, I again get a briefly-displayed
> screenful of information followed by a return to the login prompt.
>
> I have no problem running Sage on my notebook computer, on which are
> installed the same versions of VMplayer and Sage.  (The notebook computer
> runs under Microsoft Windows XP Media Edition with Service Pack 3 and has
> Symantec Endpoint Protection.)  However I want to run Sage on my desktop
> computer, which has a more comfortable keyboard and much more screen real
> estate.
>
> Apparently the Windows version of Sage runs under an Ubuntu Linux virtual
> machine.  Any instructions should not presume expertise with Linux, an
> operating system with regards to which I am a "newbie".  Thanks in advance
> for your help.

type

  login: manage

and then type "sage".   What does the error message say?  Can you make
a screenshot?

William

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