Am 15.10.2013 21:05, schrieb Jan Kratochvil: > On Tue, 15 Oct 2013 20:54:06 +0200, Chris Adams wrote: >> Since you keep repeating this one: -O2 vs. -O0 has a significant >> performance gain. The message that started this thread indicates that >> prelink may not have a significant gain anymore. If that's the case, >> than _any_ effort is not worth the added complexity, overhead, etc. of >> prelink. > > It depends, for example in this case prelink saves 33% of time (and battery): > i=0;time while [ $i -lt 1000 ];do /usr/bin/gnome-open --help &>/dev/null;i=$[$i+1];done where are the numbers? prove it! and after that start your brain and compare that numbers with the battery wasted by prelinking itself, consider how realistic it is that you start 1000 times a large application which benefits from prelink until it get the next update and *no* don#t come again with "but CGI" nobody but you is running CGI these days anybody but you is using fast-cgi which does not fire up a new process for each request and so prelink is out of the game
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