From: willemdebruijn.kernel@gmail.com (Willem de Bruijn)
Subject: [PATCH net-next v2 2/3] net/udpgso_bench.sh add UDP GSO audit tests
Date: Tue, 28 May 2019 16:09:07 -0400 [thread overview]
Message-ID: <CAF=yD-KozDxhwf1Arkbz5X_dYfZ5M40xr9hcxKGDRmeg1BOE=Q@mail.gmail.com> (raw)
Message-ID: <20190528200907.ru6ieLK1A9r-J0N7PM6PAfuRsuTYJIEo4VNI4uNB-MA@z> (raw)
In-Reply-To: <20190528184708.16516-3-fklassen@appneta.com>
On Tue, May 28, 2019@3:24 PM Fred Klassen <fklassen@appneta.com> wrote:
>
> Audit tests count the total number of messages sent and compares
> with total number of CMSG received on error queue. Example:
>
> udp gso zerocopy timestamp audit
> udp rx: 1599 MB/s 1166414 calls/s
> udp tx: 1615 MB/s 27395 calls/s 27395 msg/s
> udp rx: 1634 MB/s 1192261 calls/s
> udp tx: 1633 MB/s 27699 calls/s 27699 msg/s
> udp rx: 1633 MB/s 1191358 calls/s
> udp tx: 1631 MB/s 27678 calls/s 27678 msg/s
> Summary over 4.000 seconds...
> sum udp tx: 1665 MB/s 82772 calls (27590/s) 82772 msgs (27590/s)
> Tx Timestamps: 82772 received 0 errors
> Zerocopy acks: 82772 received 0 errors
>
> Errors are thrown if CMSG count does not equal send count,
> example:
>
> Summary over 4.000 seconds...
> sum tcp tx: 7451 MB/s 493706 calls (123426/s) 493706 msgs (123426/s)
> ./udpgso_bench_tx: Unexpected number of Zerocopy completions: 493706 expected 493704 received
>
> Also reduce individual test time from 4 to 3 seconds so that
> overall test time does not increase significantly.
>
> Signed-off-by: Fred Klassen <fklassen at appneta.com>
Acked-by: Willem de Bruijn <willemb at google.com>
If respinning the series, please add a comment about adding -P to the
tcp zerocopy test.
next prev parent reply other threads:[~2019-05-28 20:09 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-28 18:47 [PATCH net-next v2 0/3] UDP GSO audit tests fklassen
2019-05-28 18:47 ` Fred Klassen
2019-05-28 18:47 ` [PATCH net-next v2 1/3] net/udpgso_bench_tx: options to exercise TX CMSG fklassen
2019-05-28 18:47 ` Fred Klassen
2019-05-28 21:35 ` willemdebruijn.kernel
2019-05-28 21:35 ` Willem de Bruijn
2019-06-13 23:17 ` Fred Klassen
2019-05-28 21:36 ` willemdebruijn.kernel
2019-05-28 21:36 ` Willem de Bruijn
2019-05-28 18:47 ` [PATCH net-next v2 2/3] net/udpgso_bench.sh add UDP GSO audit tests fklassen
2019-05-28 18:47 ` Fred Klassen
2019-05-28 20:09 ` willemdebruijn.kernel [this message]
2019-05-28 20:09 ` Willem de Bruijn
2019-05-28 18:47 ` [PATCH net-next v2 3/3] net/udpgso_bench.sh test fails on error fklassen
2019-05-28 18:47 ` Fred Klassen
2019-05-28 20:08 ` willemdebruijn.kernel
2019-05-28 20:08 ` Willem de Bruijn
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