On 15/02/2008, shimo <[EMAIL PROTECTED]> wrote: > > I removed all listeners, only the HTTP request is up in the test. > set the Xms32m Xmx64m and page to 32 . Same 6.7 MB file and started 10 > concurent downloads. > I am still getting the out of memory.
That may be be because the file still has to be temporarily stored in memory until the sampler has completed; the result data won't be deleted until the sampler has finished. There is an enhancement request to allow large files to be downloaded but not stored, but it has yet to be implemented. > I am more then sure i dont have the > necesary background to solve this in time. Guess i will just have to use ab > or httperf again, even tho my boss will not like it . > Or use multiple JMeter instances? > Anyway thx for the help Sebb-2-2, btw if you have time and you are in the > mood to point me to an example/test that is doing concurent downloads of > huge files :D AFAIK there aren't any such examples. > We are hosting video files mainly , for one of the biggest > internet media players, and usually they dont have files larger then 1 GB, > but we have one of the main players in blogging launching a plugin soon, and > i wanted to do some performance testing so i can draw some guidelines for > the boss . Managed to do all other tests with JMeter, and the results are > close to AB and httperf results , but i cant get the download part working > with jmeter . Useful to know that JMeter is producing similar results. > > sebb-2-2 wrote: > > > > JMeter currently stores all the data from a sampler in the sample > > result; if you have a listener that keeps the data (e.g. Tree View) > > then you will soon run out of memory. > > > > Please read: > > > > http://jakarta.apache.org/jmeter/usermanual/best-practices.html#lean_mean > > > > and > > > > > http://jakarta.apache.org/jmeter/usermanual/component_reference.html#listeners > > > > On 15/02/2008, shimo <[EMAIL PROTECTED]> wrote: > >> > >> Hello, thx for the answer . > >> > >> Well is not related to Connection timeout at all. > >> > >> Is the beautiful HEAP SIZE. Anyway increasing the heap size is not the > >> best > >> solution. We need to download 200 files at the same time for a sustained > >> period. I am just wondering what is gonne happen if 50 files have like > >> 100 > >> MB each.... Tbh i dont have enough RAM for JVM in this case. > >> > >> I have no ideea how can i test 200 downloads/second with JMeter without > >> hiting the HEAP size wall.... > >> If you know anything about this please help. > >> > >> > >> > >> > >> sebb-2-2 wrote: > >> > > >> > It would help if you could provide the exact error message you are > >> seeing. > >> > > >> > Connection timeout is probably caused by the server. > >> > > >> > On 12/02/2008, shimo <[EMAIL PROTECTED]> wrote: > >> >> > >> >> Helllo. I have just started using JMeter 2 days ago. Dont know too > >> much > >> >> about > >> >> it . > >> >> > >> >> Well here is what i am trying to do : - 40 downloads requests on 40 > >> >> threads > >> >> started in the same second. All 40 requests are geting the same > >> file. > >> >> Now > >> >> the file has like 6.7 MB and my connection is 1.5 MB/s. Problem is > >> that > >> >> i am > >> >> getting response(file appears as being 100% downloaded in JMeter) > >> for > >> >> 25-30 > >> >> requests. I cant get over 30 for this file. If i am using a smaller > >> file > >> >> like 2MB then is no problem. I have chek the server where i am doing > >> the > >> >> requests and i have there 40 requests indeed for the 6.7 MB file. > >> Also > >> >> the > >> >> server is sending all 40 files to the jmeter client. Problem is > >> that at > >> >> some point JMeter is ending the connection. I know this for sure > >> cause i > >> >> can > >> >> check the lvl of the download for each request on the server and i > >> have > >> >> 30 > >> >> files that where fully downloaded and 10 that are at various % > >> >> percentage. > >> >> > >> >> I have put "httpclient.timeout=0" in jemeter.properties, also "Keep > >> >> Alive" > >> >> is checked in the test(dont know if any of this helps acctually ). > >> >> > >> >> Thanks for the help guys . > >> >> > >> >> -- > >> >> View this message in context: > >> >> > >> > http://www.nabble.com/JMeter-HTTP-connection-time-out------tp15434522p15434522.html > >> >> Sent from the JMeter - User mailing list archive at Nabble.com. > >> >> > >> >> > >> >> > >> --------------------------------------------------------------------- > >> >> 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] > >> > > >> > > >> > > >> > >> > >> -- > >> View this message in context: > >> > http://www.nabble.com/JMeter-HTTP-connection-time-out------tp15434522p15496182.html > >> > >> Sent from the JMeter - User mailing list archive at Nabble.com. > >> > >> > >> --------------------------------------------------------------------- > >> 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] > > > > > > > > -- > > View this message in context: > http://www.nabble.com/JMeter-HTTP-connection-time-out------tp15434522p15502428.html > > Sent from the JMeter - User mailing list archive at Nabble.com. > > > --------------------------------------------------------------------- > 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]
