[Lazarus] Lazarus+GDB=app slow start

Bogusław Brandys brandys at o2.pl
Sun Mar 30 16:54:12 CEST 2008

Marc Weustink wrote:
> Denis Golovan wrote:
>> Hi, all
>>   I think everybody noticed slow application start under Lazarus and GDB as debugger. On my Athlon 1200, starting of 3 form application (15Mb size 
>> including gdb debug info) costs about 7-8 seconds. Without debugger, main form pops up almost immediately. 
>>   Console output shows that debugger tries to load debug info for all units in project before letting program go. Some googling also shows the same 
>> problems with other languages. 
>>   So that's the question :) - is it possible to reduce gdb starting time by loading debug info on-demand? Maybe some FAQ already exists?
>>   AFAIU, the more project - the more time it will take debugger to load all (obviously not needed) debug symbols.
> Unfortunately I think hat is how gdb works. Even if I look at my own 
> debugger, it must load/parse all info before it knows what symbols are used.
> This is one of the reasons why Lazarus keeps the debugger running. If 
> you want to debug multiple sessions without compiling a new exe (see 
> compiler options, last tab, uncheck compile on run), GDB doesn't have to 
> load the exe again. So you get faster start times.
> Marc

Also I found KAsperky Antivirus slowing debbuging a lot.I have to 
temporarily turn off on access scan and it's going to be much more faster...


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