RFC: Safe OOM during evac

[Zhengyu Gu]

>> Is this the direction we are heading? 'cause I would need to revive 
>> pin_object() patch
> Currently we're heading nowhere :-) I'm building a prototype to try to 
> make a safe OOM-during-evac handling. If string dedup does modify 
> evacuated objects, I'll make this safe OOM-during-evac handling for GC 
> workers too. That should resolve your problem, right?

Probably not, 'cause it still sees from-space pointers.

-Zhengyu


> 
> Roman