Hi Vivek, Could you tell me to which kernel I can apply your patches? # latest mm? I would like to test your controller. Thank you, Takuya Yoshikawa Vivek Goyal wrote: > > Hi All, > > Here is another posting for IO controller patches. Last time I had posted > RFC patches for an IO controller which did bio control per cgroup. > > http://lkml.org/lkml/2008/11/6/227 > > One of the takeaway from the discussion in this thread was that let us > implement a common layer which contains the proportional weight scheduling > code which can be shared by all the IO schedulers. > > Implementing IO controller will not cover the devices which don't use > IO schedulers but it should cover the common case. > > There were more discussions regarding 2 level vs 1 level IO control at > following link. > > https://lists.linux-foundation.org/pipermail/containers/2009-January/015402.html > > So in the mean time we took the discussion off the list and spent time on > making the 1 level control apporoach work where majority of the proportional > weight control is shared by the four schedulers instead of each one having > to replicate the code. We make use of BFQ code for fair queuing as posted > by Paolo and Fabio here. > > http://lkml.org/lkml/2008/11/11/148 > > Details about design and howto have been put in documentation patch. > > I have done very basic testing of running 2 or 3 "dd" threads in different > cgroups. Wanted to get the patchset out for feedback/review before we dive > into more bug fixing, benchmarking, optimizations etc. > > Your feedback/comments are welcome. > > Patch series contains 10 patches. It should be compilable and bootable after > every patch. Intial 2 patches implement flat fair queuing (no cgroup > support) and make cfq to use that. Later patches introduce hierarchical > fair queuing support in elevator layer and modify other IO schdulers to use > that. > > Thanks > Vivek > _______________________________________________ > Containers mailing list > Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx > https://lists.linux-foundation.org/mailman/listinfo/containers > _______________________________________________ Containers mailing list Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/containers