On 24 May 2010, at 21:51, Judd Storrs wrote:
> On Mon, May 24, 2010 at 3:00 PM, c. <[email protected]> wrote:
>> I tried the same test on my system and the number I see are
>> consistent
>> with yours.
>
> Do you mind if I ask how you did this? I've been trying but the timing
> differences I find seem to be due to execution of the RC files not due
> to directory structure. strace shows that all the m-files in the path
> are stat'd at least once regardless so personally I don't expect there
> to be a huge difference between having a few directories and large
> directories. Surely nothing on the order of seconds.
You are right, sorry, I had forgotten about ~/.octaverc.
Probably I should have removed it before performing those tests.
>> The only case where a startup time < 3s may matter though is when
>> Octave is being invoked many times within a script.
>> In that case I would say it's better to invoke Octave with the "-qf"
>> option and explicitely load only those packages
>> that are actually needed, e.g. you might want to try this:
>>
>> time octave -qf --eval "pkg load ocs" v.m
>
> Does this work for you? If I use -f then octave isn't able to load any
> packages (octave3.2 on ubuntu 10.4).
I am on OS X Leopard, Octave 3.2.3
$ octave -qf --eval "pkg load ocs" --persist
octave-3.2.3:1> pkg list
Package Name | Version | Installation directory
-------------------+---------+-----------------------
bim | 1.0.0 | /Users/carlo/octave/bim-1.0.0
fpl | 1.0.0 | /Users/carlo/octave/fpl-1.0.0
generate_html | 0.1.3 | /Users/carlo/octave/generate_html-0.1.3
integration | 1.0.7 | /Users/carlo/octave/integration-1.0.7
io | 1.0.10 | /Users/carlo/octave/io-1.0.10
java | 1.2.7 | /Users/carlo/octave/java-1.2.7
linear-algebra | 1.0.8 | /Users/carlo/octave/linear-algebra-1.0.8
miscellaneous | 1.0.9 | /Users/carlo/octave/miscellaneous-1.0.9
msh | 1.0.2 | /Users/carlo/octave/msh-1.0.2
nurbs | 1.1.0 | /Users/carlo/octave/nurbs-1.1.0
ocs *| 0.1.0 | /Users/carlo/octave/ocs-0.1.0
oct2mat | 1.0.7 | /Users/carlo/octave/oct2mat-1.0.7
odepkg *| 0.6.10 | /Users/carlo/octave/odepkg-0.6.10
physicalconstants | 0.1.7 | /Users/carlo/octave/
physicalconstants-0.1.7
secs1d | 0.0.8 | /Users/carlo/octave/secs1d-0.0.8
splines | 1.0.7 | /Users/carlo/octave/splines-1.0.7
statistics | 1.0.10 | /Users/carlo/octave/statistics-1.0.10
octave-3.2.3:2> pkg load nurbs
octave-3.2.3:3> pkg list
Package Name | Version | Installation directory
-------------------+---------+-----------------------
bim | 1.0.0 | /Users/carlo/octave/bim-1.0.0
fpl | 1.0.0 | /Users/carlo/octave/fpl-1.0.0
generate_html | 0.1.3 | /Users/carlo/octave/generate_html-0.1.3
integration | 1.0.7 | /Users/carlo/octave/integration-1.0.7
io | 1.0.10 | /Users/carlo/octave/io-1.0.10
java | 1.2.7 | /Users/carlo/octave/java-1.2.7
linear-algebra | 1.0.8 | /Users/carlo/octave/linear-algebra-1.0.8
miscellaneous | 1.0.9 | /Users/carlo/octave/miscellaneous-1.0.9
msh | 1.0.2 | /Users/carlo/octave/msh-1.0.2
nurbs *| 1.1.0 | /Users/carlo/octave/nurbs-1.1.0
ocs *| 0.1.0 | /Users/carlo/octave/ocs-0.1.0
oct2mat | 1.0.7 | /Users/carlo/octave/oct2mat-1.0.7
odepkg *| 0.6.10 | /Users/carlo/octave/odepkg-0.6.10
physicalconstants | 0.1.7 | /Users/carlo/octave/
physicalconstants-0.1.7
secs1d | 0.0.8 | /Users/carlo/octave/secs1d-0.0.8
splines | 1.0.7 | /Users/carlo/octave/splines-1.0.7
statistics | 1.0.10 | /Users/carlo/octave/statistics-1.0.10
octave-3.2.3:4>
So it seems to work for me.
>
> --judd
c.
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