Aloysius, Read the issue. It is with PRIMEFACES. -Richard
On Tue, Apr 12, 2011 at 9:07 AM, Michael Heinen <mhn4...@googlemail.com>wrote: > Thanks Bernd for pointing to this. > > I tried to profile the single request with yourKit. > I found some method calls that look strange to me. Note the millis are much > larger due to additional profiling costs): The whole request took now around > 100 seconds with tracing. > - org.apache.catalina.connector.Request.isSSLAttribute(String) is called > 205.000 times but it took only 671 ms (own time 499ms) > - some methods like > com.sun.net.ssl.internal.ssl.SSLSessionImpl.getPeerCertificates() or - > com.sun.net.ssl.internal.ssl.SSLSessionImpl.hashCode() are called 95.000 > times (own time 2300ms) > - getPeerCertificates is also called from RequestCacade.getAttributeNames > as in the mentioned bug report. > > > - org.apache.catalina.util.Enumerator.<init>(Iterator, boolean) has 10 > seconds own time! > - around 95000 javax.net.ssl.SSLPeerUnverifiedExceptions are thrown. > > I tested this locally with a certificate created via java keytool. > > Next I'll test with a real certificate > > Michael > > > > > Am 12.04.2011 09:53, schrieb Bernd Bohmann: > > Hello, >> >> maybe it is a richfaces issue see: >> >> https://issues.apache.org/jira/browse/MYFACES-2823 >> >> Regards >> >> Bernd >> >> On Mon, Apr 11, 2011 at 6:42 PM, Mike Kienenberger<mkien...@gmail.com> >> wrote: >> >>> Yes, I know that this method has drawbacks, but it's still a good >>> alternative in this case as he knows what methods are involved, and he >>> has access to the source code so he can change it at the >>> htmlTableRenderer.encodeInnerHtml. Data method. >>> >>> Not everyone wants to try to set up and learn YourKit, nor "evaluate" >>> it or buy it or any of the other "serious" profilers. >>> >>> If you've already got a profiler installed and are familiar with it, >>> go with that. :) This is a quick-and-dirty solution that's often >>> worked for me. I've got the eclipse profiler installed, and I've had >>> YourKit installed before, but this is often the simplest path for me. >>> >>> You can have the results back from this in the time it takes to 1) >>> download the h2database jar and drop it into your project, 2) change >>> the code, 3) recompile the app, 4) run it. >>> >>> On Mon, Apr 11, 2011 at 12:31 PM, Mark Struberg<strub...@yahoo.de> >>> wrote: >>> >>>> yea, but most of the time you >>>> >>>> a) don't exactly know what you r looking for >>>> b) don't like to change your code >>>> c) will get the the lifecycle wrappers back as 'most expensive' >>>> methods... >>>> >>>> LieGrue, >>>> strub >>>> >>>> --- On Mon, 4/11/11, Mike Kienenberger<mkien...@gmail.com> wrote: >>>> >>>> From: Mike Kienenberger<mkien...@gmail.com> >>>>> Subject: Re: JSF application very slow with HTTPS >>>>> To: "MyFaces Discussion"<users@myfaces.apache.org> >>>>> Cc: "Mark Struberg"<strub...@yahoo.de> >>>>> Date: Monday, April 11, 2011, 4:27 PM >>>>> Or you can go with something a lot >>>>> simpler and start with the free >>>>> profiler provided in the H2Database jar. >>>>> >>>>> import org.h2.util; >>>>> ... >>>>> Profiler profiler = new Profiler(); >>>>> profiler.startCollecting(); >>>>> // application code >>>>> System.out.println(profiler.getTop(3)); >>>>> >>>>> http://www.h2database.com/html/performance.html#application_profiling >>>>> >>>>> For my own use, I've pulled out the three relevant classes >>>>> and removed >>>>> the unnecessary methods if you don't want to grab the >>>>> entire package, >>>>> although that's really trivial to do as well. >>>>> It's about 350 lines >>>>> of code total. >>>>> >>>>> On Mon, Apr 11, 2011 at 12:12 PM, Mark Struberg<strub...@yahoo.de> >>>>> wrote: >>>>> >>>>>> Ah sorry, have overread that: >>>>>> >>>>>>> The time is spent in >>>>>>>> htmlTableRenderer.encodeInnerHtml >>>>>>>> >>>>>>> I'd start the application with YourKit profiler and do >>>>>> >>>>> some profiling. >>>>> >>>>>> You can get a free yourkit test license (14 days I >>>>>> >>>>> think) for evaluation. >>>>> >>>>>> LieGrue, >>>>>> strub >>>>>> >>>>>> --- On Mon, 4/11/11, Michael Heinen<mhn4...@googlemail.com> >>>>>> >>>>> wrote: >>>>> >>>>>> From: Michael Heinen<mhn4...@googlemail.com> >>>>>>> Subject: Re: JSF application very slow with HTTPS >>>>>>> To: "MyFaces Discussion"<users@myfaces.apache.org> >>>>>>> Date: Monday, April 11, 2011, 3:45 PM >>>>>>> Fat? Well there is a lot of EL >>>>>>> in this table, nearly in all cells, >>>>>>> e.g. for column widths, values, styles etc. >>>>>>> The EL is always hitting backing beans, some with >>>>>>> additional map access. >>>>>>> >>>>>>> But the real problem is the poor HTTPS performance >>>>>>> >>>>>> compared >>>>> >>>>>> to HTTP. >>>>>>> It should not be caused by the app and also not by >>>>>>> >>>>>> JSF or >>>>> >>>>>> Tomcat of course. >>>>>>> There should be a little overhead for additional >>>>>>> handshaking, but not >>>>>>> for the rendering! >>>>>>> Could this be caused by a buffering whereever? >>>>>>> >>>>>>> Mark (or anybody else), did you compare your app >>>>>>> >>>>>> with http >>>>> >>>>>> and https? >>>>>>> Just wondering whether this is a problem only in >>>>>>> >>>>>> my app. >>>>> >>>>>> Regards, >>>>>>> Michael >>>>>>> >>>>>>> >>>>>>> >>>>>>> Am 11.04.2011 17:27, schrieb Mark Struberg: >>>>>>> >>>>>>>> Btw another question: 1s local response time? >>>>>>>> >>>>>>> How fat >>>>> >>>>>> is this page? >>>>>>> >>>>>>>> We have a really big page in production with >>>>>>>> >>>>>>> 1400 >>>>> >>>>>> lines in a dataTable - and it renders in 450 >>>>>>> >>>>>> ms... >>>>> >>>>>> How many back-and-forth requests do you see >>>>>>>> >>>>>>> if you >>>>> >>>>>> open firebug? >>>>>>> >>>>>>>> Do you have some EL involved which isn't >>>>>>>> >>>>>>> hitting the >>>>> >>>>>> backing bean but directly goes into the database? >>>>>>> >>>>>> Something >>>>> >>>>>> in this direction... >>>>>>> >>>>>>>> LieGrue, >>>>>>>> strub >>>>>>>> >>>>>>>> --- On Mon, 4/11/11, Mike Kienenberger<mkien...@gmail.com> >>>>>>>> >>>>>>> wrote: >>>>>>> >>>>>>>> From: Mike Kienenberger<mkien...@gmail.com> >>>>>>>>> Subject: Re: JSF application very slow >>>>>>>>> >>>>>>>> with HTTPS >>>>> >>>>>> To: "MyFaces Discussion"<users@myfaces.apache.org> >>>>>>>>> Cc: "Michael Heinen"<mhn4...@googlemail.com> >>>>>>>>> Date: Monday, April 11, 2011, 2:20 PM >>>>>>>>> I also use >>>>>>>>> jetty-6.1.22. My environment is >>>>>>>>> >>>>>>>> almost >>>>>>> >>>>>>>> identical to >>>>>>>>> yours, give or take a minor version >>>>>>>>> >>>>>>>> number. >>>>> >>>>>> On Mon, Apr 11, 2011 at 7:49 AM, Michael >>>>>>>>> >>>>>>>> Heinen<mhn4...@googlemail.com> >>>>>>> >>>>>>>> wrote: >>>>>>>>> >>>>>>>>>> Hi, >>>>>>>>>> >>>>>>>>>> My JSF application is very slow via >>>>>>>>>> >>>>>>>>> HTTPS. >>>>> >>>>>> Some parts are 15 times slower >>>>>>>>>> >>>>>>>>> compared to >>>>> >>>>>> HTTP >>>>>>> >>>>>>>> I measured the response times of the >>>>>>>>>> >>>>>>>>> xhtml >>>>> >>>>>> requests >>>>>>> >>>>>>>> with Fiddler (locally >>>>>>>>> >>>>>>>>>> and over network) >>>>>>>>>> >>>>>>>>>> Result for a very large page (512 KB) >>>>>>>>>> >>>>>>>>> with a >>>>> >>>>>> big >>>>>>> >>>>>>>> datatable without ajax >>>>>>>>> >>>>>>>>>> usage: >>>>>>>>>> -- local access with HTTP: 1 sec >>>>>>>>>> -- local access with HTTPS: 15-16 >>>>>>>>>> >>>>>>>>> sec >>>>> >>>>>> Other pages are factor 2-4 slower, >>>>>>>>>> >>>>>>>>> with or >>>>> >>>>>> without >>>>>>> >>>>>>>> ajax. >>>>>>>>> >>>>>>>>>> The time is spent in >>>>>>>>>> >>>>>>>>> htmlTableRenderer.encodeInnerHtml. Data >>>>>>>>> >>>>>>>> is of >>>>> >>>>>> course >>>>>>> >>>>>>>> available, there is no additional >>>>>>>>>> >>>>>>>>> backend >>>>> >>>>>> access. >>>>>>> >>>>>>>> The simple download of xhtml files or >>>>>>>>>> >>>>>>>>> other >>>>> >>>>>> files is >>>>>>> >>>>>>>> NOT (noticeable) >>>>>>>>> >>>>>>>>>> slower. >>>>>>>>>> Other non JSF applications running on >>>>>>>>>> >>>>>>>>> the same >>>>> >>>>>> servers >>>>>>> >>>>>>>> are also not slower >>>>>>>>> >>>>>>>>>> with HTTPS. >>>>>>>>>> >>>>>>>>>> Before I start profiling: >>>>>>>>>> - Does anybody have an idea where I >>>>>>>>>> >>>>>>>>> should >>>>> >>>>>> look at? >>>>>>> >>>>>>>> - Are there any known JSF or webApp >>>>>>>>>> >>>>>>>>> settings >>>>> >>>>>> that >>>>>>> >>>>>>>> influence https >>>>>>>>> >>>>>>>>>> performance? >>>>>>>>>> >>>>>>>>>> Environment: >>>>>>>>>> Facelets >>>>>>>>>> myFaces 1.2.9 >>>>>>>>>> tomahawk12_1.1.10 >>>>>>>>>> richfaces 3.3.3 >>>>>>>>>> tomcat 6.0.29 >>>>>>>>>> jdk 1.6.0_23 >>>>>>>>>> >>>>>>>>>> Regards, >>>>>>>>>> Michael >>>>>>>>>> >>>>>>>>>> >>>>>>> >
