http://javaadventure.blogspot.ie/2013/11/jenkins-maven-job-type-considered-evil.html
On 2 June 2016 at 07:22, Jorg Heymans <jorg.heym...@gmail.com> wrote: > Hi, > > Thanks for the suggestions. > > --no-snapshot-updates does not make a difference. I tried out the profiler > and it gives me a breakdown of timings per phase, but it does not have any > timings on what happened before the first phase starts, which is exactly > where the slowdown occurs. > > Converting the job to a freestyle project in jenkins also solves the issue, > but it's not really an option for us since we rely on a lot of the > functionality that the maven job type offers. I guess i will have to head > back to the Jenkins side then to find out what is going on. I know Jenkins > is instrumenting the maven process with some extra functionality and even > rewrites the pom internally before execution. > > Apart from that, is there any other way to get a bit more debug info out of > maven during the 'scanning for projects' phase ? > > Jorg > > On Wed, Jun 1, 2016 at 8:24 PM Karl Heinz Marbaise <khmarba...@gmx.de> > wrote: > > > BTW: What also comes to my mind. > > > > > > Does the same happen if you ran that project as a freestyle project > > instead of Maven Job type (which i assume) ? > > > > > > Kind regards > > Karl Heinz Marbaise > > On 6/1/16 8:04 PM, Karl Heinz Marbaise wrote: > > > Hi, > > > > > > On 6/1/16 10:47 AM, Jorg Heymans wrote: > > >> Hi, > > >> > > >> I am trying to pinpoint a performance issue we are incurring with > maven > > >> under Jenkins. Basically what we are seeing is that maven is taking a > > >> very > > >> long time getting past the initial 'Scanning for projects' message. As > > >> you > > >> can see in below snippet, more than half a minute elapses before the > > >> first > > >> module is starting to build. > > >> > > >> *00:00:11.634* Maven home: > > >> > > > /home/ci/jenkins/data/tools/hudson.tasks.Maven_MavenInstallation/maven3*00:00:11.634* > > >> > > >> Java version: 1.7.0_80, vendor: Oracle Corporation*00:00:11.634* Java > > >> home: > > >> /home/ci/jenkins/data/tools/hudson.model.JDK/jdk1.7/jre*00:00:11.634* > > >> Default locale: en, platform encoding: ISO646-US*00:00:11.634* OS > > >> name: "sunos", version: "5.10", arch: "sparc", family: "unix" > > > > > > > > >> > > >> *00:00:11.757* [INFO] Scanning for projects... > > >> > > >> *00:00:42.350* [INFO] > > >> *00:00:42.350* [INFO] > > >> > > > ------------------------------------------------------------------------*00:00:42.350* > > >> > > >> [INFO] Building Document Implementation 0.2-SNAPSHOT > > > > > > Is this project an Maven Tycho project ? > > > > > > Kind regards > > > Karl Heinz Marbaise > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: dev-unsubscr...@maven.apache.org > > For additional commands, e-mail: dev-h...@maven.apache.org > > > > >
