[dpdk-dev] i40e_aq_get_firmware_version failure

Hi, I am trying to start DPDK with 40G Intel NIC and get a failure at initialization stage in i40e_aq_get_firmware_version(). For some reason this function reaches TIMEOUT for more than maximum allowed times (10 times). In the note below I understand that several failures may be considerable bu

[dpdk-dev] VMXNET3 with 3 processes

Hi I am trying to initialize the environment for 3 processes and 2 ports. Currently I fail in vmxnet3_dev_start (0). The exact place is as follows: /* Activate device by register write */ VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_ACTIVATE_DEV); status = VMX

[dpdk-dev] working with VMXNET3 driver in a "NIC Connected to a vSwitch" setup on VMware

Hi I am interested in working with VMXNET3 driver in a NIC - vSwitch fashion on VMware. For that purpose I did the following: 1. On my VMware VM I compiled the driver and loaded it as described in http://dpdk.org/doc/vmxnet3-usermap 2. Using vSphere client I created 2 network ad

[dpdk-dev] VIRTIO indication

Hi In my multi process system I need to support 2 modes of work: pass through and VIRTIO. I saw that in order to work in a VIRTIO mode I need to update the txq_flags (part of the rte_eth_txconf structure) as follows: .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS | ETH_TXQ_FLAGS_NOOFFLOADS In pass - thr

[dpdk-dev] [PATCH v2] virtio: Update max RX packet length

appropriate subject for further appeals. Thank you, Yan -Original Message- From: Thomas Monjalon [mailto:thomas.monja...@6wind.com] Sent: Tuesday, October 28, 2014 4:49 PM To: Yan Freedland Cc: dev at dpdk.org Subject: Re: [dpdk-dev] [PATCH v2] virtio: Update max RX packet length 2014-10-28 14

[dpdk-dev] [PATCH v2] virtio: Update max RX packet length

Currently I have an issue in a pass-thorugh mode. I am running in multi process (2 processes) via ixgbe_rxtx. When running with a single process I have a perfect traffic while with 2 processes I have no traffic at all. Perhaps there is a special configuration for that, can you please assist ? T

[dpdk-dev] DPDK - VIRTIO performance problems

Hi I found that what blocked me was actually the "nf_conntrack", So enlarging the maximum there solved the issue. Thanks Yan -Original Message- From: Ouyang, Changchun [mailto:changchun.ouy...@intel.com] Sent: Monday, October 13, 2014 6:10 AM To: Matthew Hall; Yan Freedland

[dpdk-dev] DPDK - VIRTIO performance problems

Hi I am checking performance DPDK VIRTIO mode running on KVM (Linux ubuntu 3.11.0-15-generic). The maximum throughput I reached was 4Gbps and then I saw an interesting phenomena. Every ~2min traffic stopped completely and then immediately came back. This happened in a periodic fashion. I have