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tc: man: matchall: Update examples to include sample 

Add an example of packet sampling to the tc-matchall man page examples
section. The example uses the matchall classifier and the sample action to
create packet sampling on a port.

Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Yotam Gigi <yotamg@mellanox.com>
This commit is contained in:
Yotam Gigi 2017-02-05 09:58:54 +02:00 committed by Stephen Hemminger
parent 515e943d76
commit 787317f50a
1 changed files with 10 additions and 0 deletions
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man/man8/tc-matchall.8
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@ -71,6 +71,16 @@ that replaces the root qdisc on device
where the second command attaches a matchall filters on it that mirrors the where the second command attaches a matchall filters on it that mirrors the
packets to device eth2. packets to device eth2.
To sample one of every 100 packets flowing into interface eth0 to psample group
12:
.RS
.EX
tc qdisc add dev eth0 handle ffff: ingress
tc filter add dev eth0 parent ffff: matchall \\
action sample rate 100 group 12
.EE
.RE
.EE .EE
.SH SEE ALSO .SH SEE ALSO