Messages in this thread | | | Date | Wed, 4 Apr 2012 11:56:05 -0700 | From | Tejun Heo <> | Subject | Re: [Lsf] [RFC] writeback and cgroup |
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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.
Thanks.
-- tejun
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