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On Mon, Dec 16, 2013 at 04:16:29PM -0800, Michael Dalton wrote: > Commit 2613af0ed18a ("virtio_net: migrate mergeable rx buffers to page frag > allocators") changed the mergeable receive buffer size from PAGE_SIZE to > MTU-size, introducing a single-stream regression for benchmarks with large > average packet size. There is no single optimal buffer size for all >

On Mon, Dec 16, 2013 at 04:16:29PM -0800, Michael Dalton wrote: > Commit 2613af0ed18a ("virtio_net: migrate mergeable rx buffers to page frag > allocators") changed the mergeable receive buffer size from PAGE_SIZE to > MTU-size, introducing a single-stream regression for benchmarks with large > average packet size. There is no single optimal buffer size for all >

Hi Stepan, Sorry for the delay. It's great that you are working on MergeFunctions as well and I agree, we should definitely try to combine our efforts to improve MergeFunctions. Just to give you some context, the pass (with the similar function merging patch) is already being used in a production setting. From my point of view, it would be better if we focus on improving its capability

...145251 4 0.02 142395 2 0.02 143225 btRaycastVehicle.ll 186 429284 32 0.04 419660 * * * btRigidBody.ll 129 279054 9 0.03 277227 5 0.03 273712 btScaledBvhTriangleMeshShape.ll 44 110611 8 0.02 107221 7 0.02 106175 btSequentialImpulseConstraintSolver.ll 196 641431 31 0.06 635711 * * * btShapeHull.ll 66 126137 18 0.02 118652 * * * btSimpleBroadphase.ll 59 150857 8 0.02 149567 6 0.02 149474 btSimpleDynamicsWorld.ll 54 110470 6 0.02 108063 5 0.02 108004 btSimulationIslandManager.ll 76 178365 11 0.02 178464 2 0.02 181238 btSliderConstraint.ll 122 428555 5 0.04 426101 5 0.04 425096 btSoftBodyConcaveCollision...