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SubjectRe: [Lsf] [RFC] writeback and cgroup
On Wed, Apr 04, 2012 at 10:36:04AM -0500, Steve French wrote:
> > How do you take care of thorottling IO to NFS case in this model? Current
> > throttling logic is tied to block device and in case of NFS, there is no
> > block device.
> Similarly smb2 gets congestion info (number of "credits") returned from
> the server on every response - but not sure why congestion
> control is tied to the block device when this would create
> problems for network file systems

I hope the previous replies answered this. It's about writeback
getting pressure from bdi and isn't restricted to block devices.



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