[dpdk-dev] [PATCH] doc: describe Rx bytes counter behavior for enic
John Daley
johndale at cisco.com
Sat Feb 24 20:17:46 CET 2018
From: Hyong Youb Kim <hyonkim at cisco.com>
Signed-off-by: Hyong Youb Kim <hyonkim at cisco.com>
Reviewed-by: John Daley <johndale at cisco.com>
---
doc/guides/nics/enic.rst | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/doc/guides/nics/enic.rst b/doc/guides/nics/enic.rst
index 7e19cf88a..0bc55936a 100644
--- a/doc/guides/nics/enic.rst
+++ b/doc/guides/nics/enic.rst
@@ -310,6 +310,14 @@ Limitations
were added. Since there currently is no grouping or priority support,
'catch-all' filters should be added last.
+- **Statistics**
+
+ - ``rx_good_bytes`` (ibytes) always includes VLAN header (4B) and CRC bytes (4B).
+ - When the NIC drops a packet because the Rx queue has no free buffers,
+ ``rx_good_bytes`` still increments by 4B if the packet is not VLAN tagged or
+ VLAN stripping is disabled, or by 8B if the packet is VLAN tagged and stripping
+ is enabled.
+
How to build the suite
----------------------
--
2.12.0
More information about the dev
mailing list