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[Octave-bug-tracker] [bug #60984] Load function on Windows is significan


From: Maxim Smolskij
Subject: [Octave-bug-tracker] [bug #60984] Load function on Windows is significantly slower than on Linux
Date: Thu, 29 Jul 2021 17:15:18 -0400 (EDT)
User-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.107 Safari/537.36

Follow-up Comment #5, bug #60984 (project octave):

[comment #2 комментарий №2:]
> I think there may be something weirdly Microsoft-specific here with the
encoding of text files.
> 
> Assuming you have the file 'A.txt' created, can you try this code on both
Linux and Windows?
> 
> 
> fid = fopen ('A.txt', 'rb');
> tic; data = fread (fid, Inf, '*char'); toc
> fclose (fid);
> 
> fid = fopen ('A.txt', 'rt');
> tic; data2 = fread (fid, Inf, '*char'); toc
> fclose (fid);
> 
> 
> Is there a difference in reading a file based on whether it was opened in
binary versus text mode?

Got following results:

Windows 10:
Elapsed time is 0.024045 seconds.
Elapsed time is 0.046618 seconds.

Ubuntu 20.04:
Elapsed time is 0.0179679 seconds.
Elapsed time is 0.0186241 seconds.

    _______________________________________________________

Reply to this item at:

  <https://savannah.gnu.org/bugs/?60984>

_______________________________________________
  Сообщение отправлено по Savannah
  https://savannah.gnu.org/




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