Hello, And are you able to insert images ? or Test Plan ? Sebb, I think I tried with Attachment to insert Plan or Image, it proposes a link type with a protocol, but I don't see how to upload the image or Test Plan.
There is a button Insert/Edit image but it is disabled. Regards Philippe On Fri, May 25, 2012 at 12:06 PM, Milamber <[email protected]> wrote: > On Fri, May 25, 2012 at 10:35 AM, sebb <[email protected]> wrote: > > > On 25 May 2012 10:31, Milamber <[email protected]> wrote: > > > Hello, > > > > > > Actuallly, the page > http://wiki.apache.org/jmeter/JMeterPerformancereturns > > > a http 500 error (others pages works) > > > > Works for me at present. > > > > Ok for me too. > > > > > > > > > Milamber > > > > > > === > > > Internal Server Error > > > > > > The server encountered an internal error or misconfiguration and was > > unable > > > to complete your request. > > > > > > Please contact the server administrator at [email protected] > > > inform them of the time this error occurred, and the actions you > > performed > > > just before this error. > > > > > > More information about this error may be available in the server error > > log. > > > ------------------------------ > > > Apache/2.4.1 (Unix) OpenSSL/1.0.0g Server at wiki.apache.org Port 80 > > > > > > === > > > > > > > > > > > > On Fri, May 25, 2012 at 1:27 AM, sebb <[email protected]> wrote: > > > > > >> On 24 May 2012 22:15, Philippe Mouawad <[email protected]> > > wrote: > > >> > Hello, > > >> > How can I insert image ? button is disabled in GUI mode. > > >> > To insert Test Plan, is it an attachment ? > > >> > > >> Try clicking "Attachments" before starting the edit. > > >> > > >> > Thanks > > >> > Regards > > >> > Philippe > > >> > > > >> > On Wed, May 23, 2012 at 12:22 AM, sebb <[email protected]> wrote: > > >> > > > >> >> On 22 May 2012 20:18, Philippe Mouawad <[email protected] > > > > >> wrote: > > >> >> > Hello Milamber, > > >> >> > My responses below. > > >> >> > Regards > > >> >> > Philippe > > >> >> > > > >> >> > On Mon, May 21, 2012 at 11:51 PM, Milamber <[email protected]> > > >> wrote: > > >> >> > > > >> >> >> > > >> >> >> > > >> >> >> Le 21/05/2012 22:12, Philippe Mouawad a ecrit : > > >> >> >> > Hello, > > >> >> >> > I read recently this little comparison : > > >> >> >> > https://github.com/excilys/gatling/wiki/Benchmarks< > > >> >> >> https://github.com/excilys/gatling/wiki/Benchmark> > > >> >> >> > > > >> >> >> > I reviewed the test plan that was used to make the test. > > >> >> >> > It seems to me the test is little biased: > > >> >> >> > > > >> >> >> > - View Results Tree is in test plan (as it uses a lot of > > memory, > > >> >> it's > > >> >> >> a > > >> >> >> > big issue) > > >> >> >> > - View Results in Table (same thing) > > >> >> >> > - 3 Non Standard JMeter listener, so It's not pure JMeter: > > >> >> >> > - jp@gc - Transactions per Second > > >> >> >> > - jp@gc - Response Times Over Time > > >> >> >> > - jp@gc - Active Threads Over Time > > >> >> >> > - Default XML output seems to have been used , it's against > > best > > >> >> >> > practices > > >> >> >> > > > >> >> >> > > > >> >> >> > Besides the following conclusions that seem to me non > scientific > > >> and > > >> >> >> purely > > >> >> >> > subjective: > > >> >> >> > > > >> >> >> > - The testers, new to both Gatling and JMeter found that > > JMeter > > >> was > > >> >> >> > harder to learn and use than Gatling to create the > > simulations, > > >> >> >> despite the > > >> >> >> > use of a proxy. > > >> >> >> > > > >> >> >> > > > >> >> >> > I will only look at other ideas expressed: > > >> >> >> > > > >> >> >> > - JMeter creates one thread per user simulated. If there is > > not > > >> >> enough > > >> >> >> > memory allocated to the JVM, it can crash trying to create > > these > > >> >> >> threads > > >> >> >> > - This need to be detailed, cause either it fails with > OOM > > >> and > > >> >> it's > > >> >> >> > not during thread creation, either it fails with "unable > > to > > >> >> create > > >> >> >> new > > >> >> >> > native thread" > > >> >> >> > - For instance, JMeter could not run 1500 users with 512 MB > > >> (what > > >> >> was > > >> >> >> > used for Gatling even with 2000 users); OutOfMemoryErrors > are > > >> >> >> recorded in > > >> >> >> > the table as *OOM* > > >> >> >> > - => I made a Test with up to 2000 Threads with 512 m > > without > > >> >> any > > >> >> >> > crash, it depends on Test and on application > > >> >> >> > - Another problem occurred with the 2000 users simulations; > > it > > >> >> seems > > >> >> >> > that JMeter can not simulate more than 1514 users > > independently > > >> >> from > > >> >> >> the > > >> >> >> > memory that was allocated to the JVM > > >> >> >> > - => I made a Test with up to 2000 Threads with 512 m > > without > > >> >> any > > >> >> >> > crash, so assertion is false, it depends on Test and on > > >> >> application > > >> >> >> > > > >> >> >> > > > >> >> >> > As it's difficult to install the application used for test > (last > > >> >> version > > >> >> >> > does not seem to work as expected) , if they provide a working > > WAR > > >> >> >> against > > >> >> >> > a local Postgres DB I will be happy to test with it. > > >> >> >> > But in current state, application seems to be packaged for > cloud > > >> or H2 > > >> >> >> > local DB, I didn't want to spend too much time setting up > > >> application > > >> >> as > > >> >> >> I > > >> >> >> > don't know its real status. > > >> >> >> > > > >> >> >> > I just tried to run Test Plan against a blank tomcat to verify > > what > > >> >> they > > >> >> >> > say about Thread Creation, I didn't find any issue on this. > > >> >> >> > > > >> >> >> > So I decided to make a very simple scenario test on Tomcat > > Examples > > >> >> (It > > >> >> >> > goes to Session Example, adds attribute, go back to index, go > > back > > >> to > > >> >> >> > Session Example, test contains Response assertion for each > > >> Request). > > >> >> >> > > > >> >> >> > > >> >> >> Please, indicate the Tomcat version used? it's the same machine? > > >> config > > >> >> >> of tomcat server? tuning of JVM for Tomcat? OS? OS tuning? JVM > > >> editor? > > >> >> >> > > >> >> >> Tomcat apache-tomcat-6.0.24 > > >> >> > -Xms256m -Xmx1024m > > >> >> > <Connector port="8080" protocol="HTTP/1.1" > > >> >> > > > >> >> > > > >> >> > > >> > > > compressableMimeType="text/html,text/xml,text/plain,text/javascript,application/json" > > >> >> > compression="off" > > >> >> > socketBuffer="8" > > >> >> > maxThreads="400" > > >> >> > connectionTimeout="20000" > > >> >> > redirectPort="8443" /> > > >> >> > Set session timeout in web.xml to 1min > > >> >> > java version "1.6.0_29" > > >> >> > Java(TM) SE Runtime Environment (build 1.6.0_29-b11-402-10M3527) > > >> >> > Java HotSpot(TM) 64-Bit Server VM (build 20.4-b02-402, mixed > mode) > > >> >> > > > >> >> > Mac OS 10.6.8 > > >> >> > JMeter and Tomcat on same machine > > >> >> > No particular OS Tuning > > >> >> > 8GO RAM > > >> >> > No swap, nothing runnning except these 2 > > >> >> > Tomcat CPU around 5% > > >> >> > Memory around 50 mo > > >> >> > > > >> >> > JVM editor/version for your JMeter? OS? OS Tuning (TCP tuning?)? > > >> >> >> > > >> >> >> Same config > > >> >> > No TCP tuning > > >> >> > > > >> >> >> Can you post the jmx file? > > >> >> >> > > >> >> >> Will it be accepted on this list ? > > >> >> > > >> >> Best to create a Wiki page and attach the test file there. > > >> >> > > >> >> > > > >> >> >> Milamber > > >> >> >> > > >> >> >> > > >> >> >> > It is not at all representative but it is a way for me to > check > > >> >> potential > > >> >> >> > issues in JMeter and performance changes accross versions. > > >> >> >> > > > >> >> >> > I ran the test with 1500 VU using JMeter 2.5.1, 2.7 (current > > >> trunk) > > >> >> with > > >> >> >> > -Xmx512m, 10 minutes run and CSV output against a local Tomcat > > (I > > >> >> restard > > >> >> >> > tomcat between tests and control its health): > > >> >> >> > > > >> >> >> > - I noticed that current trunk version behaves much better > in > > >> >> terms of > > >> >> >> > memory than 2.5.1 or 2.6: > > >> >> >> > - In 2.5.1 : > > >> >> >> > - GC activity is much higher with around 5 GC CPU peaks > > >> every 2 > > >> >> >> > minutes, and 20 FULL GC of 700 to 800 ms each > > >> >> >> > - Throughput: 97,71% > > >> >> >> > - Pauses : 13,69s > > >> >> >> > - Mém : 391M/min > > >> >> >> > - Full GC tend to be much more frequent at end of > test > > >> >> >> > - 2.7: > > >> >> >> > - no GC CPU peak, 1 FULL GC > > >> >> >> > - Throughput:98.54 > > >> >> >> > - Pauses : 8.9s > > >> >> >> > - 1108m /min > > >> >> >> > - Summary: > > >> >> >> > - 25.1: > > >> >> >> > - 164676 samples in 605,1s > > >> >> >> > - 272,2/s > > >> >> >> > - Avg: 97 > > >> >> >> > - 2.7: > > >> >> >> > - 165367 in 605.0s > > >> >> >> > - 273.3/s > > >> >> >> > - Avg: 228 > > >> >> >> > - I also noticed results have a much better look: > > >> >> >> > - in 2.5.1, Transactions/s are around 300 / sec during 4 > > >> >> minutes, > > >> >> >> > then drop to 200/s, go up to 400/s , then down to 260/s > > and > > >> >> >> > finally 200/sec > > >> >> >> > - in 2.7, Transactions stay around 300/sec > > >> >> >> > > > >> >> >> > > > >> >> >> > > > >> >> >> > Actions: > > >> >> >> > > > >> >> >> > - I think it would be useful to have some reference > > application > > >> on > > >> >> >> which > > >> >> >> > we could test JMeter behaviour > > >> >> >> > - What would the best place to put these comparisons ? > wiki ? > > >> which > > >> >> >> > indicators should we put ? > > >> >> >> > - Further testing should be done against a richer > application > > >> that > > >> >> >> could > > >> >> >> > be deployed locally > > >> >> >> > > > >> >> >> > > > >> >> >> > Regards > > >> >> >> > Philippe > > >> >> >> > > > >> >> >> > > > >> >> >> > > >> >> >> > > >> >> > > > >> >> > > > >> >> > -- > > >> >> > Cordialement. > > >> >> > Philippe Mouawad. > > >> >> > > >> > > > >> > > > >> > > > >> > -- > > >> > Cordialement. > > >> > Philippe Mouawad. > > >> > > > -- Cordialement. Philippe Mouawad.
