[TYPO3-Performance] ab failed requests

[Dan Osipov]

Georg,

I was hoping to look into offloading some of the peak traffic into the 
cloud, and make it seamless to the end user. Based on your experience - 
I don't think that's quite what you did here - do you think its possible?

Dan Osipov
Calkins Media
http://danosipov.com/blog/

georg kuehnberger wrote:
> Dan, Dmitry, et al,
> 
> FYI only: We recently had a requirement to load-test an application with 
> something like 20.000 concurrent users doing personalized logins, some 
> user-activity-within the application and logout within 5 minutes;
> 
> Having spent a day or two on developing the testcase, allocating "free 
> machines" as test-slaves and running our load-tests we soon faced the 
> following limitations: number of available-testboxes, effort to setup 
> new testboxes, cpu, filehandles (aka network-connectsions), overall 
> available bandwidth, and even more.
> 
> So we turned to on-demand cloud-computing and were able to work around 
> the above limitations by simply adding (or removing) more "cloud-boxes" 
> to our "bank of clouds" in a matter of minutes/hours rather than days.
> This move allowed for the targeted "cloudburst" towards the AUT 
> (application under test), and meaningful analysis there.
> 
> I definitely fell in love with clouds; however only in the computing-sense.
> 
> cloudless, sunny greetings
> regards georg
> 
>> Dan Osipov wrote:
>>> I did try jMeter, but I think because I was doing it on my local 
>>> computer the network became the bottleneck...
>>
>> I experienced the same on first time usage; however you can run jMeter 
>> from remote, too; actually you may run it from multiple servers, with 
>> the GUI on your localmachine just sending commands to the 
>> jmeter-servers and receiving reports from them.
>> This setup allows for really nice on purpose DDOSes ;-)
>> 'njoy georg
>>
>> http://jakarta.apache.org/jmeter/usermanual/remote-test.html
>> http://jakarta.apache.org/jmeter/usermanual/jmeter_distributed_testing_step_by_step.pdf 
>