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

[<pbhagavatula@marvell.com>]

From: Pavan Nikhilesh <pbhagavatula@marvell.com>

Update OcteonTx limitaion with max mempool size used.

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