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Yongseok Koh e10245a13b net/mlx5: fix Rx buffer replenishment threshold
The threshold of buffer replenishment for vectorized Rx burst is a constant
value (64). If the size of Rx queue is comparatively small, device could
run out of buffers. For example, if the size of Rx queue is 128, buffers
are replenished only twice per a wraparound. This can cause jitter in
receiving packets and the jitter can cause unnecessary retransmission for
TCP connections.

Fixes: 6cb559d67b ("net/mlx5: add vectorized Rx/Tx burst for x86")
Fixes: 570acdb1da ("net/mlx5: add vectorized Rx/Tx burst for ARM")
Cc: stable@dpdk.org

Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
Acked-by: Shahaf Shuler <shahafs@mellanox.com>
2018-07-03 01:35:58 +02:00
app app/testpmd: fix missing count action fields 2018-07-03 01:35:58 +02:00
buildtools use SPDX tag for 6WIND copyrighted files 2018-05-25 10:47:06 +02:00
config crypto/qat: move to dynamic logging for data-path trace 2018-06-28 01:25:33 +02:00
devtools devtools: fix ARM builds test with meson 2018-06-14 17:46:02 +02:00
doc net/thunderx: add support for hardware first skip feature 2018-07-03 01:35:58 +02:00
drivers net/mlx5: fix Rx buffer replenishment threshold 2018-07-03 01:35:58 +02:00
examples examples/performance-thread: convert license to SPDX 2018-05-25 12:55:11 +02:00
kernel igb_uio: add write combining option 2018-06-30 00:12:58 +02:00
lib app/testpmd: fix missing count action fields 2018-07-03 01:35:58 +02:00
license license: introduce SPDX identifiers 2018-01-04 22:41:38 +01:00
mk net/tap: support TSO (TCP Segment Offload) 2018-07-03 01:35:58 +02:00
pkg version: 18.05.0 2018-05-30 22:55:57 +02:00
test test/eventdev: add multi-ports test 2018-06-19 00:06:34 +02:00
usertools usertools: add Cavium TIM as an event device 2018-04-16 11:11:06 +02:00
.gitattributes improve git diff 2016-11-13 15:25:12 +01:00
.gitignore doc: add compression driver and ISA-L PMD guides 2018-05-10 17:46:20 +01:00
GNUmakefile move kernel modules directories 2018-03-21 23:04:21 +01:00
MAINTAINERS maintainers: update for ethdev 2018-06-29 18:05:58 +02:00
Makefile license: use SPDX tag in root makefile 2018-01-04 22:41:38 +01:00
meson_options.txt net/mvpp2: add to meson build 2018-04-19 14:10:44 +02:00
meson.build version: 18.08-rc0 2018-06-01 12:58:36 +02:00
README license: introduce SPDX identifiers 2018-01-04 22:41:38 +01:00

DPDK is a set of libraries and drivers for fast packet processing.
It supports many processor architectures and both FreeBSD and Linux.

The DPDK uses the Open Source BSD-3-Clause license for the core libraries
and drivers. The kernel components are GPL-2.0 licensed.

Please check the doc directory for release notes,
API documentation, and sample application information.

For questions and usage discussions, subscribe to: users@dpdk.org
Report bugs and issues to the development mailing list: dev@dpdk.org