Re: [dpdk-dev] XL710 with i40e driver drops packets on RX even on a small rates.

2017-01-06 Thread Zhang, Helin
Very good to know that! Congratulations! /Helin -Original Message- From: Martin Weiser [mailto:martin.wei...@allegro-packets.com] Sent: Friday, January 6, 2017 5:17 PM To: dev@dpdk.org; Ilya Maximets Cc: Zhang, Helin ; Wu, Jingjing Subject: Re: [dpdk-dev] XL710 with i40e driver drops

Re: [dpdk-dev] XL710 with i40e driver drops packets on RX even on a small rates.

2017-01-06 Thread Martin Weiser
Hello, just to let you know we were finally able to resolve the issue. It seems that the affected boards had a firmware issue with PCIe x8 v3. When we forced the PCI slots to run at x8 v2 the issue disappeared for Test 1 and Test 2. Test 3 still produced missed packets but probably due to the redu

Re: [dpdk-dev] XL710 with i40e driver drops packets on RX even on a small rates.

2017-01-04 Thread Martin Weiser
Hello, I have performed some more thorough testing on 3 different machines to illustrate the strange results with XL710. Please note that all 3 systems were able to forward the traffic of Test 1 and Test 2 without packet loss when a 82599ES NIC was installed in the same PCI slot as the XL710 in th

Re: [dpdk-dev] XL710 with i40e driver drops packets on RX even on a small rates.

2017-01-03 Thread Martin Weiser
Hello, we are also seeing this issue on one of our test systems while it does not occur on other test systems with the same DPDK version (we tested 16.11 and current master). The system that we can reproduce this issue on also has a X552 ixgbe NIC which can forward the exact same traffic using th

[dpdk-dev] XL710 with i40e driver drops packets on RX even on a small rates.

2016-08-22 Thread Ilya Maximets
Hello, All. I've faced with a really bad situation with packet drops on a small packet rates (~45 Kpps) while using XL710 NIC with i40e DPDK driver. The issue was found while testing PHY-VM-PHY scenario with OVS and confirmed on PHY-PHY scenario with testpmd. DPDK version 16.07 was used in all c