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RE: Handling large files with Emacs
From: |
Ludwig, Mark |
Subject: |
RE: Handling large files with Emacs |
Date: |
Wed, 24 Oct 2012 20:12:11 +0000 |
> From: Tom
> Sent: Wednesday, October 24, 2012 2:09 PM
> To: help-gnu-emacs@gnu.org
> Subject: Re: Handling large files with Emacs
>
> Eli Zaretskii <eliz <at> gnu.org> writes:
> > >
> > > BTW, why is it obsolete? Does it mean it's unnecessary and the
> > > size of the buffer should not be a problem?
> >
> > Yes.
> >
>
> My other tip is long lines cause problems. SQL dumps have usually
> really long lines (the one below has lines with 1 million characters).
>
> Here's as a testcase a dump from Wikipedia which is a 16MB download
> and it extracts to a 64MB sql file:
>
> http://dumps.wikimedia.org/enwiki/20110901/enwiki-20110901-
> category.sql.gz
>
> If I extract it, open it in emacs and try to scroll in the file here
> and there then emacs freezes for a minute or longer.
>
> Actually with the above file I had to kill emacs, because it did
> not respond to anything after I did some random scrolling in the
> file, jumping to the end and then scrolling backwards, etc.
>
> I tried it with -Q (emacs 24.1.1 on Windows).
Sure, I reported this as bug 9589
(http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9589) against 23.1 on Windows.
You may wish to look at the bug report for the partial information I determined
about which commands are fast and which are slow with very long lines.
Cheers,
Mark
- Re: Handling large files with Emacs, (continued)
- Message not available
- Re: Handling large files with Emacs, Fab, 2012/10/23
- Re: Handling large files with Emacs, Eli Zaretskii, 2012/10/23
- Re: Handling large files with Emacs, Tom, 2012/10/24
- Re: Handling large files with Emacs, Jambunathan K, 2012/10/24
- Re: Handling large files with Emacs, Tom, 2012/10/24
- Re: Handling large files with Emacs, Eli Zaretskii, 2012/10/24
- Re: Handling large files with Emacs, Tom, 2012/10/24
- Re: Handling large files with Emacs, Jambunathan K, 2012/10/24
- Re: Handling large files with Emacs, Eli Zaretskii, 2012/10/24
- Re: Handling large files with Emacs, Tom, 2012/10/24
- RE: Handling large files with Emacs,
Ludwig, Mark <=
- Message not available
- Re: Handling large files with Emacs, Stefan Monnier, 2012/10/24
- Message not available
- Re: Handling large files with Emacs, Fab, 2012/10/23
Re: Handling large files with Emacs, Stefan Monnier, 2012/10/24