[Linux-kernel-mentees] [PATCHv4 net-next] dropwatch: Support monitoring of dropped frames
kuba at kernel.org
Fri Oct 23 18:20:27 UTC 2020
On Fri, 23 Oct 2020 06:29:43 +0200 izabela.bakollari at gmail.com wrote:
> From: Izabela Bakollari <izabela.bakollari at gmail.com>
> Dropwatch is a utility that monitors dropped frames by having userspace
> record them over the dropwatch protocol over a file. This augument
> allows live monitoring of dropped frames using tools like tcpdump.
> With this feature, dropwatch allows two additional commands (start and
> stop interface) which allows the assignment of a net_device to the
> dropwatch protocol. When assinged, dropwatch will clone dropped frames,
> and receive them on the assigned interface, allowing tools like tcpdump
> to monitor for them.
> With this feature, create a dummy ethernet interface (ip link add dev
> dummy0 type dummy), assign it to the dropwatch kernel subsystem, by using
> these new commands, and then monitor dropped frames in real time by
> running tcpdump -i dummy0.
> Signed-off-by: Izabela Bakollari <izabela.bakollari at gmail.com>
Doesn't seem to apply to net-next, also the tree is closed during the
merge window so please rebase and repost after the weekend.
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