What kind of information do you need? I was unable to get YourKit to dump a .snapshot file for some reason. If that's what you need, I can try again. Which profile mode? This was done using tracing.
Thanks! On Tue, Jan 29, 2013 at 4:32 PM, Stuart Douglas <[email protected]>wrote: > The screenshot does not really tell us much. We would need to see the > actual profile information. > > Stuart > > > Lincoln Baxter, III wrote: > >> Hi Jozef, Stuart, and Weld-devs, >> >> In Forge 2 we are using Weld extensively, and one of the things we do is >> start up many instances simultaneously. >> >> We may have anywhere from one to one-hundred or more weld instances. >> Currently we have only seen around 10-12 instances, and performance is >> "Okay", but in theory, we could see hundreds of instances, at which >> point, performance starts to be a concern. We're working around this >> problem by disabling CDI support on some internal addons, but... it's >> not really reasonable to expect that everyone will do this. >> >> Which means... we need to figure out how to shave as much time off the >> bootstrap as possible. Currently each weld instance takes anywhere from >> 80ms to 450ms to start (not really sure why such variation yet,) and >> we'd hopefully like to get that down even lower, around 10-20ms. >> Classloading time only would be optimal, but obviously difficult to >> achieve. >> >> >> How can we get the most speed out of Weld? Most of our deployments have >> only ~15 bean classes at most. It seems like a lot of time (~30-40%) is >> being spent in the Google concurrent collections. >> >> (Screenshot attached.) >> >> Thanks, >> >> -- >> Lincoln Baxter, III >> http://ocpsoft.org >> "Simpler is better." >> > -- Lincoln Baxter, III http://ocpsoft.org "Simpler is better."
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