[ovs-dev] Query regarding active flows in kernel space
jpettit at nicira.com
Mon Oct 15 16:28:21 UTC 2012
The userspace polls the kernel about every second to check counters and activity for each flow. The userspace determines when a flow should be deleted and tells the kernel to do it (ie, the kernel doesn't decide when flows should be deleted).
On Oct 15, 2012, at 8:38 AM, ankur dwivedi <ankurengg2003 at gmail.com> wrote:
> As expected active flows in the kernel space should not get deleted from kernel space flow table, but how does kernel space notifies user space not to delete the active flows?
> I browsed the code but unable to find any messages transferred between kernel space and user space for the above scenario through the netlink sockets used.
> Ankur Dwivedi
> dev mailing list
> dev at openvswitch.org
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