On 19.6.2017. 11:23, Martin Pieuchot wrote: > That means that MP_LOCKDEBUG works the following way: > > - Each time you spin on the lock without taking it a counter is increased > - If this counter reaches the value of __mp_lock_spinout the machine enter > DDB > > So if this value is too small you will enter DDB everytime there's > contention. If it's too big you'll have to wait minutes before entering > DDB. > > I just suggested you increase the default value:
Thank you for explanation. It seems that i can't trigger dropping to ddb with increased __mp_lock_spinout.
