Re: [PATCH] test/perf/pasta_udp: Add host to namespace cases for traffic via tap

[David Gibson <david@gibson.dropbear.id.au>]

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On Wed, Jan 04, 2023 at 01:08:39AM +0100, Stefano Brivio wrote:
> These were missing as it wasn't clear, when the other tests were
> introduced, if using the global address of a namespace, from the
> host, should have resulted in traffic being routed via the tap
> interface (as opposed to the loopback interface). We now clarified
> that's actually the case.
> 
> Use same values and thresholds as the tests for loopback traffic, as
> throughput figures currently indicate there isn't much difference.
> 
> Signed-off-by: Stefano Brivio <sbrivio@redhat.com>

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

> ---
> Contrary to what I stated a while ago, there's actually no need to
> adapt the "code" writing the JavaScript snippets for performance
> reports -- the trick is simply to keep those ordered like the
> previous ones, and we'll get the right output.
> 
>  test/perf/pasta_udp | 37 +++++++++++++++++++++++++++++++++++++
>  1 file changed, 37 insertions(+)
> 
> diff --git a/test/perf/pasta_udp b/test/perf/pasta_udp
> index 27ea724..112d70d 100644
> --- a/test/perf/pasta_udp
> +++ b/test/perf/pasta_udp
> @@ -179,4 +179,41 @@ nsout	LAT udp_rr --nolog -P 10003 -C 10013 -4 -c -H __GW__ | sed -n 's/^throughp
>  hostw
>  lat	__LAT__ 200 150
>  
> +
> +tr	UDP throughput over IPv6: host to ns
> +nsout	IFNAME ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname'
> +nsout	ADDR6 ip -j -6 addr show|jq -rM '.[] | select(.ifname == "__IFNAME__").addr_info[] | select(.scope == "global" and .prefixlen == 64).local'
> +bw	-
> +bw	-
> +bw	-
> +iperf3	BW host ns __ADDR6__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -b 15G
> +bw	__BW__ 7.0 9.0
> +
> +tl	UDP RR latency over IPv6: host to ns
> +lat	-
> +lat	-
> +lat	-
> +nsb	udp_rr --nolog -P 10002 -C 10012 -6
> +hout	LAT udp_rr --nolog -P 10002 -C 10012 -6 -c -H __ADDR6__ | sed -n 's/^throughput=\(.*\)/\1/p'
> +nsw
> +lat	__LAT__ 200 150
> +
> +
> +tr	UDP throughput over IPv4: host to ns
> +nsout	ADDR ip -j -4 addr show|jq -rM '.[] | select(.ifname == "__IFNAME__").addr_info[0].local'
> +bw	-
> +bw	-
> +bw	-
> +iperf3	BW host ns __ADDR__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -b 15G
> +bw	__BW__ 7.0 9.0
> +
> +tl	UDP RR latency over IPv4: host to ns
> +lat	-
> +lat	-
> +lat	-
> +nsb	udp_rr --nolog -P 10002 -C 10012 -4
> +hout	LAT udp_rr --nolog -P 10002 -C 10012 -4 -c -H __ADDR__ | sed -n 's/^throughput=\(.*\)/\1/p'
> +nsw
> +lat	__LAT__ 200 150
> +
>  te

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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