[Lustre-discuss] OSS Cache Size for read optimization

[Lundgren, Andrew]

The parameter is called dirty, is that write cache, or is it read-write?

> 
> Current Lustre does not cache on OSTs at all. All IO is direct.
> Future Lustre releases will provide an OST cache.
> 
> For now, you can increase the amount of data cached on clients, which
> might help a little. Client caching is set with
> /proc/fs/lustre/osc/*/max_dirty_mb.
>