| To: | greearb@xxxxxxxxxxxxxxx |
|---|---|
| Subject: | Re: RFC: NAPI packet weighting patch |
| From: | "David S. Miller" <davem@xxxxxxxxxxxxx> |
| Date: | Fri, 03 Jun 2005 12:02:57 -0700 (PDT) |
| Cc: | john.ronciak@xxxxxxxxx, Robert.Olsson@xxxxxxxxxxx, jdmason@xxxxxxxxxx, shemminger@xxxxxxxx, hadi@xxxxxxxxxx, mitch.a.williams@xxxxxxxxx, netdev@xxxxxxxxxxx, ganesh.venkatesan@xxxxxxxxx, jesse.brandeburg@xxxxxxxxx |
| In-reply-to: | <42A0A897.5080006@xxxxxxxxxxxxxxx> |
| References: | <42A0A25C.8000503@xxxxxxxxxxxxxxx> <20050603.114950.119242486.davem@xxxxxxxxxxxxx> <42A0A897.5080006@xxxxxxxxxxxxxxx> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
From: Ben Greear <greearb@xxxxxxxxxxxxxxx> Date: Fri, 03 Jun 2005 11:59:35 -0700 > David S. Miller wrote: > > In a reply I just sent out to this thread, I postulate that the > > jiffies check is hitting earlier with a lower weight value, a quick > > look at /proc/net/softnet_stat during their testing will confirm or > > deny this theory. > > That would basically just decrease the work done in the NAPI poll though, > so I don't see how that could be the problem, since the 'solution' was to > force less work to be done. It allows his application to get onto the CPU faster. |
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