[ovs-discuss] What is the role of ovsdb-server and vswitchd?

[Ben Pfaff]

On Tue, Sep 20, 2011 at 09:36:30PM -0700, Aishwarya wrote:
> Thanks for your detailed reply. Does this mean that every time a packet
> arrives, it is first sent to the user process vswitchd and then sent back
> into the kernel for forwarding, which means there will be a kernel-to-user
> space and back to kernel space context switch for every packet that arrives?

No.  There is one such transition for each new flow.