| To: | jamal <hadi@xxxxxxxxxx> |
|---|---|
| Subject: | Re: _High_ CPU usage while routing (mostly) small UDP packets |
| From: | Karsten Desler <kdesler@xxxxxxxxxx> |
| Date: | Tue, 7 Dec 2004 14:14:45 +0100 |
| Cc: | Robert Olsson <Robert.Olsson@xxxxxxxxxxx>, Bernd Eckenfels <ecki-news2004-05@xxxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, netdev@xxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx |
| In-reply-to: | <1102422845.1089.105.camel@xxxxxxxxxxxxxxxx> |
| References: | <E1CbSf8-00047p-00@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> <20041207002012.GB30674@xxxxxxxxxxxxxxxxxxxx> <1102387595.1088.48.camel@xxxxxxxxxxxxxxxx> <20041207025456.GA525@xxxxxxxxxx> <1102389533.1089.51.camel@xxxxxxxxxxxxxxxx> <20041207032438.GA7767@xxxxxxxxxx> <1102390241.1093.59.camel@xxxxxxxxxxxxxxxx> <20041207040235.GA10501@xxxxxxxxxx> <20041207102132.GA28588@xxxxxxxxxxxxxxxxxxxx> <1102422845.1089.105.camel@xxxxxxxxxxxxxxxx> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
| User-agent: | Mutt/1.5.6+20040722i |
* jamal wrote: > > # sar -I 169 5 5 > > 11:20:05 INTR intr/s > > 11:20:10 169 10401.40 > > That doesnt seem to be too high. To recap: 169 is a fibre e1000, eth1 is one of two ports on a dualport e1000 copper nic. eth1 is still running at about 4k int/s. 14:12:18 INTR intr/s 14:12:23 169 34012.80 14:12:28 169 33977.60 14:12:33 169 34218.16 14:12:38 169 34060.60 14:12:43 169 34252.60 Average: 169 34104.40 Cheers, Karsten |
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