On Thu, Feb 14, 2019 at 4:35 PM Toke Høiland-Jørgensen <[email protected]> wrote:
> Adrian Popescu <[email protected]> writes: > > > Hello, > > > > I've taken a look at cake's source code to see what simple changes could > be > > made to attempt to speed it up. There seemed to be a per flow variable > > called dropped which might not be that useful for regular users. The > > attached patch removes it. > > I appreciate the sentiment; however, we keep a lot of statistics for a > reason, and we don't want to just drop those. Besides, a single variable > increment is probably not going to make much difference for performance. > Perhaps this seemed I implied that it was more than an experiment or something meant to be merged. Is sharing a patch to start a conversation frowned upon? The point is that low end routers can't run cake at high speeds. It doesn't make sense to buy more expensive hardware for home networks. > > > Perhaps cake could be optimized further for slow devices. What's the > > recommended solution for profiling the kernel on mips with openwrt? > > No doubt; however, I'd suggest going about it by actually measuring any > bottle-necks and working from there. The 'perf' tool works on openwrt > these days, I think; that would probably be a good place to start. > Thanks. > > -Toke >
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