Re: [dpdk-dev] [PATCH 7/7] doc: update OcteonTx limitations

[Jerin Jacob <jerinjacobk@gmail.com>]

On Sat, Nov 16, 2019 at 7:56 PM <pbhagavatula@marvell.com> wrote:
>
> From: Pavan Nikhilesh <pbhagavatula@marvell.com>
>
> Update OcteonTx limitaion with max mempool size used.

Please squash this patch to the first patch and change all occurrence
of OcteonTx with OCTEON TX.


>
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
> ---
>  doc/guides/eventdevs/octeontx.rst | 7 +++++++
>  doc/guides/nics/octeontx.rst      | 7 +++++++
>  2 files changed, 14 insertions(+)
>
> diff --git a/doc/guides/eventdevs/octeontx.rst b/doc/guides/eventdevs/octeontx.rst
> index ab36a36e0..587b7a427 100644
> --- a/doc/guides/eventdevs/octeontx.rst
> +++ b/doc/guides/eventdevs/octeontx.rst
> @@ -139,3 +139,10 @@ follows:
>
>  When timvf is used as Event timer adapter event schedule type
>  ``RTE_SCHED_TYPE_PARALLEL`` is not supported.
> +
> +Max mempool size
> +~~~~~~~~~~~~~~~~
> +
> +Max mempool size when using OcteonTx Eventdev (SSO) should be limited to 128K.
> +When running dpdk-test-eventdev on OcteonTx the application can limit the
> +number of mbufs by using the option ``--pool_sz 131072``
> diff --git a/doc/guides/nics/octeontx.rst b/doc/guides/nics/octeontx.rst
> index 3c19c912d..00098a3b2 100644
> --- a/doc/guides/nics/octeontx.rst
> +++ b/doc/guides/nics/octeontx.rst
> @@ -174,3 +174,10 @@ The OCTEON TX SoC family NICs support a maximum of a 32K jumbo frame. The value
>  is fixed and cannot be changed. So, even when the ``rxmode.max_rx_pkt_len``
>  member of ``struct rte_eth_conf`` is set to a value lower than 32k, frames
>  up to 32k bytes can still reach the host interface.
> +
> +Maximum mempool size
> +~~~~~~~~~~~~~~~~~~~~
> +
> +The maximum mempool size supplied to Rx queue setup should be less than 128K.
> +When running testpmd on OcteonTx the application can limit the number of mbufs
> +by using the option ``--total-num-mbufs=131072``.
> --
> 2.24.0
>