Re: [jboss-dev] Small boottime improvement

Rémy Maucherat wrote: > On Fri, Feb 26, 2010 at 1:55 PM, Rémy Maucherat > <remy.maucherat(a)gmail.com&gt; wrote: > Results before/after VFS 3. > >> JBoss Web 2.1: 0.6s / 6.8MB >> minimal: 2.6s / 35MB > > minimal: 2.3s / 30.2MB > >> jbossweb-standalone (with the jbw release packaging): 3.9s / 65.5MB > > jbossweb-standalone (with the jbw release packaging): 3.8s / 56.4MB > (small gain here, so some of the benefit from VFS 3 probably comes > from better handling of the large amount of common JARs, which are > heavily trimmed in that packaging) > > On the plus side, in 2000, it took Tomcat 4 that amount of time to > start, and the memory use was relatively much bigger than this ;) > >> default: 9.5s / 161.5MB > > default: 8.95s / 144.5MB > >> all: 20s / 237MB > > all: 19.2s / 209.8MB > > So there's an improvement (and the next MC update will also bring > another improvement). I got similar numbers after starting each instance 5 times for the pre and post vfs3 integration I saw an average 6.5% improvement. The memory overhead was reduced by 18.8% (33MB) on my system.

> Very good job on the lack of huge regressions.

+100 John did a fantastic job on the integration effort. Thanks John!