Watching performance on a DHCP Server

Olaf van der Spek olafvdspek at
Tue Feb 12 19:21:06 UTC 2008

On Feb 12, 2008 8:16 PM, John Hascall <john at> wrote:
> Because we have a mobile population (lots of students with laptops)
> we need to keep lease times short to prevent address starvation --

Is this for public addresses then?
For private addresses, starvation shouldn't be an issue.

> we averaged 13 DHCP handshakes per second yesterday.

13 sounds like a good number for a 386. ;)
Seriously, how can that be considered high?

> Our peak is obviously quite a bit higher.  High enough, that we
> are probably right on the edge of what we can do with the current
> technology.  I am expecting the lease-ack-fsync buffering will
> be a good thing for us (esp, if I get pressure to lower lease
> times further).

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