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Subject: Re: Speed of Emacs

Author: Tony Werten

Date: 01:06:22 02/19/04

Go up one level in this thread


On February 18, 2004 at 16:09:03, Robert Hyatt wrote:

>On February 18, 2004 at 15:06:09, Gian-Carlo Pascutto wrote:
>
>>On February 18, 2004 at 13:57:39, Robert Hyatt wrote:
>>
>>>I just typed "emacs" on my dual xeon and it took (according to the time
>>> command) 1.5 seconds to load the _first_ time (I don't use emacs, I use VI).
>>>The next time I typed emacs I hit return and it popped up instantly.
>>>
>>>I then went to one of our sun ultra-sparcs.  It took about 3 seconds to pop up
>>>the first time, and then no time thereafter.
>>>
>>>Your 20 seconds nonsense is pure hyperbole with no factual basis, unless you >are using an old 8086 with a floppy disk for storage..
>>
>>There's a joke that Emacs stands for "Eight megabytes
>>and continously swapping". I'm pretty sure when people
>>came up with it, it was true. Load time may be insignificant
>>these days, text editing is hardly a demanding application
>>either.
>>
>>>No editor under linux has problems either.  I just vi'ed the "enormous.pgn" >file with no problems.  Took49 seconds to open and close it.  945 megabytes of
>>>ASCII text.
>>
>>Your machine has more than 1G of RAM, I'd wager. Last time I tried,
>>vi performance with > RAM size files was bad. "Less" on the other hand
>>handles them well. It depends on the application.
>
>Right out of /proc/meminfo:
>
>MemTotal:      1030228 kB
>
>one gigabyte.  And I had _not_ opened enormous.pgn previously so there was no
>file cached up...

It is still a question wether or not it is actually loaded, or it just loaded
the first few MB and will load the rest when the editor needs to show it.

Open the file, then go to the end. If it jumps there immediately it was loaded,
if it takes 3 minutes ...

That is how I wrote an editor under windows to handle these big files.

Tony

>
>>
>>>Let me know how your windows editor does when you open that file...
>>
>>Depends on which one you use. I'm sure there's a lot of ones that do
>>badly, and I know there's at least one that handles it perfectly.
>>
>>IMHO this discussion is as silly as usual. As far as I can gather,
>>Vincent is claiming there are no good editors for Linux, and Steven
>>is claiming all Windows software sucks.
>>
>>Of course they are both right :-)
>>
>>--
>>GCP
>
>I'm just pointing out that while I don't use Emacs (I use VI because I can
>depend on it being on any unix system I have to deal with) it is not a bad
>editor at all.  And it certainly doesn't take 20+ seconds to start up...  unless
>you are running off a CD rom maybe...



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