| To: | Christian Schmid <webmaster@xxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: TCP-Protection is really a pain... |
| From: | Jeff Garzik <jgarzik@xxxxxxxxx> |
| Date: | Thu, 03 Feb 2005 17:13:26 -0500 |
| Cc: | Stephen Hemminger <shemminger@xxxxxxxx>, netdev@xxxxxxxxxxx |
| In-reply-to: | <42028747.6060602@xxxxxxxxxxxxxx> |
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| Sender: | netdev-bounce@xxxxxxxxxxx |
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Christian Schmid wrote: What exactly is tcp segmentation offload? Where can I read more about it? Should I disable it or is this not a good idea? It's an optimization designed to reduce CPU usage for zero-copy apps (those that use sendfile(2)). It would be a useful datapoint to disable TSO, and see if that improves things for you.
Jeff
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