On 17 March 2017 at 10:26, Keith W <[email protected]> wrote: > Hello Antonin > > Unfortunately, the Apache mailing lists strip attachments. Please > find an alternative way to share your graphs. > > One option would be to create a JIRA for this performance issue, and to add the graphs as attachments to that.
-- Rob > Can you tell us more about the tests you are running? > > Version of the Java Broker? > Which client are you using? Which version? If the older Qpid JMS > Client AMQP 0-x - which protocol are you using 0-10 or 0-91? > What are your Direct/Heap JVM memory settings? > > Availability of memory will have an effect on performance. There is > background here: > http://qpid.apache.org/releases/qpid-java-6.1.1/java-broker/ > book/Java-Broker-Runtime-Memory.html > This includes details of the strategy employed to flow transient > messages to disk when memory is tight. > > Kind regards, > > Keith. > > > On 16 March 2017 at 16:52, Vyborny Antonin > <[email protected]> wrote: > > Hi, > > > > > > > > I have run some performance testing measuring the throughput for sending, > > receiving and also both in parallel. Please see the image I attached > > (sending). > > > > I have measured with three different message sizes (1024, 10240 and > 102400 > > bytes). I am using from 1 to 20 threads for sending and the weird > behaviour > > occurs when sending 102400 bytes messages. You can clearly see from the > > image that when I use 1-10 threads it is too slow and then suddenly it > > became much faster. > > > > The strange is that this was not just one test case, I run it multiple > > times. > > > > The same testing I performed on different brokers, but only Java broker > has > > this behaviour. > > > > > > > > Is there anything I might be missing? Any misconfiguration? I already > tried > > to play with JVM memory and it looks like it has some impact to it… > When I > > increased the memory it became faster since 3rd thread… > > > > > > > > Please note I was using asynchronous sending + non persistent delivery > mode. > > > > > > > > Best Regards > > > > > > > > Antonin Vyborny > > > > > > > > > > > > ----------------------------------------- > > Diese E-Mail enthaelt vertrauliche oder rechtlich geschuetzte > Informationen. > > Wenn Sie nicht der beabsichtigte Empfaenger sind, informieren Sie bitte > > sofort den Absender und loeschen Sie diese E-Mail. Das unbefugte Kopieren > > dieser E-Mail oder die unbefugte Weitergabe der enthaltenen Informationen > > ist nicht gestattet. > > > > The information contained in this message is confidential or protected by > > law. If you are not the intended recipient, please contact the sender and > > delete this message. Any unauthorised copying of this message or > > unauthorised distribution of the information contained herein is > prohibited. > > > > Legally required information for business correspondence/ > > Gesetzliche Pflichtangaben fuer Geschaeftskorrespondenz: > > http://deutsche-boerse.com/letterhead > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [email protected] > > For additional commands, e-mail: [email protected] > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > >
