Metal.sf.net was written to do just this. Give it a spin to see if it suffices
Sonam On 12/09/2011, at 10:12 AM, sebb <seb...@gmail.com> wrote: > On 12 September 2011 00:59, Oliver Lloyd <oliver_ll...@hotmail.com> wrote: >> I'm thinking of running multiple jmeter processes on a single machine, up to >> 20. My testing so far has not highlighted any issues with this in principle >> - I can execute the same jmx file over multiple java processes and I am >> careful to write to separate jtl files. >> >> The reason I'm taking this approach is to meet a requirement for a test >> simulating a very large number of concurrent connections for an application >> using long-polling. My test is extremely simple: one GET request which is >> held open by the server for 15 seconds and then immediately resent, that's >> it. Running this test does not create a heavy load on the machine JMeter >> runs on - the throughput is low - but I am not able to run more than about >> 1000 threads within a single JM process (I get OOM errors past that). I need >> quite a lot more than 1000 so by vertically scaling multiple JM processes I >> am aiming to have each physical machine hold open about 10-20,000 >> connections and then scale these out horizontally to get the load I need. >> >> Doable? > > It sounds like you won't run out of CPU, and I assume you have enough > physical memory to support all the JVM instances. > > However, depending on the OS, you may find it tricky to support so > many connections. > You may need to tweak the OS settings. > >> ----- >> http://www.http503.com/ >> -- >> View this message in context: >> http://jmeter.512774.n5.nabble.com/Vertically-Scaling-JMeter-tp4792729p4792729.html >> Sent from the JMeter - User mailing list archive at Nabble.com. >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org >> For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org >> >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org > For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org > --------------------------------------------------------------------- To unsubscribe, e-mail: jmeter-user-unsubscr...@jakarta.apache.org For additional commands, e-mail: jmeter-user-h...@jakarta.apache.org
