Messages in this thread |  | | | Date | Mon, 29 Mar 2004 12:43:11 +0200 | | From | Takashi Iwai <> | | Subject | Re: [PATCH] RCU for low latency (experimental) |
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At Sun, 28 Mar 2004 19:28:41 +0200, I wrote: > > > > anyway, i confirmed that with the original krcud patch the latency > > > with dcache flood can be eliminated. > > > > Does the throttle-rcu patch also help eliminate dcache flood ? You > > can try by just changing count >= rcumaxbatch to ++count > rcumaxbatch. > > i'll try it later.
the throttle-rcu patch does work indeed well even without preemption. i've tested maxbatch=16 and plugticks=0. in the older version, there was 20ms long latency, while in the patched version, no measurable latency more than 1ms.
thanks for your work!
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