[ovs-dev] [PATCH 2/2] Raise MAC learning table capacity from 1, 024 to 2, 048 entries per bridge.

Justin Pettit jpettit at nicira.com
Sat Sep 12 10:14:03 UTC 2009


On Sep 11, 2009, at 10:40 PM, Ben Pfaff wrote:

> Given a possible 1,024 ports on a bridge the previous limit of 2,048
> entries seems low.

I believe that should read 1024, not 2048.

Even 2048 entries seems kind of low to me.  Look around on the web, 8K  
entries seems pretty common in hardware switches.  A quick look in the  
kernel sources at the bridge seems to indicate they have no limit  
(which is worrying in its own right).

--Justin






More information about the dev mailing list