Did Java on Solaris once had a Fiber-like threads?

[Dalibor Topic]

You're probably looking for https://en.wikipedia.org/wiki/Green_threads . ;)

cheers,
dalibor topic

On 09.10.2019 10:51, Arkadiusz Gasiński wrote:
> Hi,
> 
> I recently found the "*JDK 1.1 for Solaris Developer's Guide*" article (
> https://docs.oracle.com/cd/E19455-01/806-3461/6jck06gqe/index.html), which
> says, in the Many-to-Many Model section, that "*a program can have as many
> threads as are appropriate without making the process too heavy or
> burdensome. In this model, a user-level threads library provides
> sophisticated scheduling of user-level threads above kernel threads. The
> kernel needs to manage only the threads that are currently active. A
> many-to-many implementation at the user level reduces programming effort as
> it lifts restrictions on the number of threads that can be effectively used
> in an application.*"
> 
> That's just the definition of the many-to-many model, but later in the same
> section, it's written that "*The Java on Solaris operating environment is
> the first many-to-many commercial implementation of Java on an MT operating
> system*". If that's the case, it looks like there already was a version of
> Java that had Fiber-like threads. Was it only some proprietary
> implementation just for Solaris? What happened to it?
> 
> BTW, if I understand correctly, the current versions of Open/Oracle JDK
> employ the one-to-one multithreading models, correct?
> 
> Thanks,
> Arek
> 

-- 
<http://www.oracle.com>
Dalibor Topic | Consulting Product Manager
Phone: +494089091214 <tel:+494089091214> | Mobile: +491737185961
<tel:+491737185961> | Video: dalibor.topic at oracle.com
<sip:dalibor.topic at oracle.com>

Oracle Global Services Germany GmbH
Hauptverwaltung: Riesstr. 25, D-80992 München
Registergericht: Amtsgericht München, HRB 246209
Geschäftsführer: Ralf Herrmann

<http://www.oracle.com/commitment> Oracle is committed to developing
practices and products that help protect the environment