erlug
[Top] [All Lists]

Re: [Erlug] QT/Embedded su laptop?

To: erlug@xxxxxxxxxxxxxx
Subject: Re: [Erlug] QT/Embedded su laptop?
From: Andrea Papotti <papotti@xxxxxxxxxxxx>
Date: Thu, 13 May 2004 21:48:04 +0200
At 20.31 13/05/2004 +0200, you wrote:
>> 
>> attivare il prelinking sul browser dovrebbe darti soddisfazioni
>> 
>e cos'e'?

cito:

>What is Prelink and how can it help me? 
>
>Most common applications make use of shared libraries. These shared libraries 
>need to be loaded into memory at runtime and the various symbol references 
>need to be resolved. For most small programs this dynamic linking is very 
>quick. But for programs written in C++ and that have many library 
>dependencies, the dynamic linking can take a fair amount of time. 
>
>On most systems, libraries are not changed very often and when a program is 
>run, the operations taken to link the program are the same every time. Prelink 
>takes advantage of this by carrying out the linking and storing it in the 
>executable, in effect prelinking it. In order for the linker, you need 
>ld-linux.so in glibc; to recognize the prelinking you need >=glibc-2.3.1-r2. 
>
>Prelinking can cut the startup times of applications. For example, a typical 
>KDE program's loading time can be cut by as much as 50%. The only maintenance 
>required is re-running prelink every time a library is upgraded for a 
>pre-linked executable. 

in quanto a come installarlo, dipende dalla distro.
In genere una ricerca su goOOogle con 'prelink' e 'nomedistro' da buoni 
risultati.

Andrea

The most well keeped tech secret about Linux:
perl -e 'print $i=pack(c5,(41*2),sqrt(7056),(unpack(c,H)-2),oct(115),10);'


<Prev in Thread] Current Thread [Next in Thread>