Re: [Help-smalltalk] Read-only oldspace

[Holger Hans Peter Freyther]

On 05/12/2011 05:16 PM, Gwenael Casaccio wrote:
> Hi,
> 
> If you read the squeak vm mailing they talk about read only objects.
> But wait, we've read only why should we change it?? In GST it's done by
> testing at "each" access if the object is RO or not. But we can do it lazily
> by using the hardware and operating system. Objects can be putted in a
> separate space with read-only access, thus we get a page fault when you try to
> change an object.
> 
>

How many read-only objects do we have in a bootstrapped image? In a typical
iliad application? Does it make sense to optimize for it? or will RO handling
just become more easy and this is a cleanup?