[dpdk-dev] ixgbe vector mode not working.

Stephen Hemminger stephen at networkplumber.org
Wed Feb 25 01:16:09 CET 2015


The ixgbe driver (from 1.8 or 2.0) works fine in normal (non-vectored) mode.
But when vector mode is enabled, it gets a few packets through then hangs.
We use 2 Rx queues and 1 Tx queue per interface.

Devices:
01:00.0 Ethernet controller: Intel Corporation 82599EB 10-Gigabit SFI/SFP+ Network Connection (rev 01)
02:00.0 Ethernet controller: Intel Corporation Ethernet Controller 10-Gigabit X540-AT2 (rev 01)

Log:
EAL:   probe driver: 8086:10fb rte_ixgbe_pmd
PMD: eth_ixgbe_dev_init(): MAC: 2, PHY: 17, SFP+: 5
PMD: eth_ixgbe_dev_init(): port 0 vendorID=0x8086 deviceID=0x10fb
EAL:   probe driver: 8086:1528 rte_ixgbe_pmd
PMD: eth_ixgbe_dev_init(): MAC: 4, PHY: 3
PMD: eth_ixgbe_dev_init(): port 1 vendorID=0x8086 deviceID=0x1528
[    0.000043] DATAPLANE: Port 0 rte_ixgbe_pmd on socket 0
[    0.000053] DATAPLANE: Port 1 rte_ixgbe_pmd on socket 0
[    0.031638] PMD: ixgbe_dev_rx_queue_setup(): sw_ring=0x7fc5ac6a1b40 hw_ring=0x7fc5ab548300 dma_addr=0x67348300
[    0.031647] PMD: ixgbe_dev_rx_queue_setup(): Rx Burst Bulk Alloc Preconditions are satisfied. Rx Burst Bulk Alloc function will be used on port=0, queue=0.
[    0.031653] PMD: ixgbe_dev_rx_queue_setup(): Vector rx enabled, please make sure RX burst size no less than 32.
[    0.031672] PMD: ixgbe_dev_rx_queue_setup(): sw_ring=0x7fc5ac6999c0 hw_ring=0x7fc5ab558380 dma_addr=0x67358380
[    0.031680] PMD: ixgbe_dev_rx_queue_setup(): Rx Burst Bulk Alloc Preconditions are satisfied. Rx Burst Bulk Alloc function will be used on port=0, queue=1.
[    0.031695] PMD: ixgbe_dev_rx_queue_setup(): Vector rx enabled, please make sure RX burst size no less than 32.
[    0.031708] PMD: ixgbe_dev_tx_queue_setup(): sw_ring=0x7fc5ac697880 hw_ring=0x7fc5ab568400 dma_addr=0x67368400
[    0.035745] PMD: ixgbe_dev_rx_queue_setup(): sw_ring=0x7fc5ac684e00 hw_ring=0x7fc5ab580480 dma_addr=0x67380480
[    0.035754] PMD: ixgbe_dev_rx_queue_setup(): Rx Burst Bulk Alloc Preconditions are satisfied. Rx Burst Bulk Alloc function will be used on port=1, queue=0.
[    0.035761] PMD: ixgbe_dev_rx_queue_setup(): Vector rx enabled, please make sure RX burst size no less than 32.
[    0.035783] PMD: ixgbe_dev_rx_queue_setup(): sw_ring=0x7fc5ac67cc80 hw_ring=0x7fc5ab590500 dma_addr=0x67390500
[    0.035792] PMD: ixgbe_dev_rx_queue_setup(): Rx Burst Bulk Alloc Preconditions are satisfied. Rx Burst Bulk Alloc function will be used on port=1, queue=1.
[    0.035798] PMD: ixgbe_dev_rx_queue_setup(): Vector rx enabled, please make sure RX burst size no less than 32.
[    0.035810] PMD: ixgbe_dev_tx_queue_setup(): sw_ring=0x7fc5ac67ab40 hw_ring=0x7fc5ab5a0580 dma_addr=0x673a0580
[    5.886027] PMD: ixgbe_dev_link_status_print(): Port 0: Link Down
[    5.886064] PMD: ixgbe_dev_link_status_print(): Port 0: Link Up - speed 10000 Mbps - full-duplex
[    6.234150] PMD: ixgbe_dev_link_status_print(): Port 1: Link Up - speed 0 Mbps - half-duplex
[    6.234196] PMD: ixgbe_dev_link_status_print(): Port 1: Link Down
[    6.886098] PMD: ixgbe_dev_link_status_print(): Port 0: Link Up - speed 10000 Mbps - full-duplex
[   10.234776] PMD: ixgbe_dev_link_status_print(): Port 1: Link Down
[   11.818676] PMD: ixgbe_dev_link_status_print(): Port 1: Link Up - speed 10000 Mbps - full-duplex
[   12.818758] PMD: ixgbe_dev_link_status_print(): Port 1: Link Up - speed 10000 Mbps - full-duplex

Application trace shows lots of packets, then everything stops.



More information about the dev mailing list