Andrew Haley wrote: > ffileppo wrote: >>>> oprofile is your friend. If you can get oprofile working on your >>>> target system, please use it and find out if it does what you need. >>> I did it. The answer is appended. >>> >>> The problem is that the program is spending almost all of the time >>> generating stack traces, millions and millions of them. >>> > >> Hi Andrew, >> thanks a lot for your help. >> >> Do you have any ideas to fix this problem? > > Here's one improvement. If you can get rid of the places in the GTK peers > where class and method lookups are performed at runtime you'll probably > have a fix. This shouldn't be a massive amount of work, just rather > boring. Now, 163269 22.8358 libgcj.so.10.0.0 libgcj.so.10.0.0 _Jv_platform_gettimeofday() calls to _Jv_platform_gettimeofday() are almost a quarter (!) of the total runtime. I think that's your fault. Change your Timer.startTime to something a little less aggressive. :-) Andrew.
