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[Octave-bug-tracker] [bug #38326] save -binary or load fails with big ma


From: Mike Miller
Subject: [Octave-bug-tracker] [bug #38326] save -binary or load fails with big matrices
Date: Fri, 15 Feb 2013 04:17:18 +0000
User-agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.17 (KHTML, like Gecko) Chrome/24.0.1312.70 Safari/537.17

Update of bug #38326 (project octave):

                  Status:                    None => Confirmed              

    _______________________________________________________

Follow-up Comment #1:

The binary file appears to be truncated at around 2 GB. If compression is
used, I get a smaller file on disk but still truncated at the same number of
elements.


octave:16> save -binary A A
octave:17> save -binary -z A.gz A
octave:18> ls -lh A*
-rw-r----- 1 mike mike 2.0G Feb 14 23:08 A
-rw-r----- 1 mike mike 3.0M Feb 14 23:08 A.gz


Also, after clearing and loading the resulting file:


octave:19> numel (A)
ans =  800000000
octave:20> sum (A == 1)
ans =  263129088
octave:21> all (A(1:263129088) == 1)
ans =  1
octave:22> all (A(263129089:end) == 0)
ans =  1


    _______________________________________________________

Reply to this item at:

  <http://savannah.gnu.org/bugs/?38326>

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