[Opensim-dev] NEW FEATURE: Load Balancing and Region Splitting

[dr scofield]

Adam Johnson wrote:
> Hey all,
>
> Would like to let you know that 3Di has added some new functionality
> to OpenSim.  We now have load balancing, and region splitting
> capabilities.
>
> Here is some info:
>
> 1. Dynamic load balancing
>
> OpenSim is allowing many regions to share a region server, but the
> optimal number of regions on each server depends on the load of each
> region, something which may change as time goes on. 3Di is working on
> a load balancer that allows the current load to be monitored and
> regions to be reassigned without requiring the servers to be
> restarted. To move a region, its state is serialized, and a new clone
> is created on the target server using this stream. The old region is
> then destroyed and the client viewer updated to use the new region
> address.
>
> 2. Region splitting
>
> Currently each region can hold only a small number of avatars. To
> allow more avatars in each region, 3Di has implemented region
> splitting, in which several copies of a given region can be
> distributed across the region servers. Each sub-region updates a
> fraction of the avatars, and sends state updates to the other
> sub-regions.
>   
wow. impressive. how long is the delay when load balancing kicks in?

    cheers,
    dr scofield

-- 
dr dirk husemann, mathmatics and computer science, ibm zurich research lab
SL: dr scofield ---- drscofield at xyzzyxyzzy.net ---- http://xyzzyxyzzy.net/
RL: hud at zurich.ibm.com - +41 44 724 8573 - http://www.zurich.ibm.com/~hud/