From 312793e9e8bf93cdd464e7277cc108dcc82953e8 Mon Sep 17 00:00:00 2001 From: pmikus Date: Thu, 30 Mar 2017 14:19:34 +0200 Subject: [PATCH] Make testpmd txd/rxd/txq/rxq configurable in guest - Add option to configure vring qsz for testpmd when running in guest [make 256 as default] - Add option to configure number of queues for testpmd when running in guest [make 1 as default] Change-Id: I4ecd24ba4a24d6d212b10cd6d24f5b016fb63fd9 Signed-off-by: pmikus --- resources/libraries/python/DpdkUtil.py | 14 +++++++++----- resources/libraries/robot/performance.robot | 8 ++++++-- 2 files changed, 15 insertions(+), 7 deletions(-) diff --git a/resources/libraries/python/DpdkUtil.py b/resources/libraries/python/DpdkUtil.py index 4b00167cee..3e379b06d9 100644 --- a/resources/libraries/python/DpdkUtil.py +++ b/resources/libraries/python/DpdkUtil.py @@ -26,7 +26,7 @@ class DpdkUtil(object): :param node: VM Node to start testpmd on. :param args: List of testpmd parameters. :type node: dict - :type args: list + :type args: dict :return: nothing """ # Set the hexadecimal bitmask of the cores to run on. @@ -49,13 +49,17 @@ class DpdkUtil(object): # Set the number of packets per burst to N. pmd_burst = '--burst=64 ' # Set the number of descriptors in the TX rings to N. - pmd_txd = '--txd=256 ' + pmd_txd = '--txd={} '.format(args.get('pmd_txd', '256')) \ + if args.get('pmd_txd', '256') else '' # Set the number of descriptors in the RX rings to N. - pmd_rxd = '--rxd=256 ' + pmd_rxd = '--rxd={} '.format(args.get('pmd_rxd', '256')) \ + if args.get('pmd_rxd', '256') else '' # Set the number of queues in the TX to N. - pmd_txq = '--txq=1 ' + pmd_txq = '--txq={} '.format(args.get('pmd_txq', '1')) \ + if args.get('pmd_txq', '1') else '' # Set the number of queues in the RX to N. - pmd_rxq = '--rxq=1 ' + pmd_rxq = '--rxq={} '.format(args.get('pmd_rxq', '1')) \ + if args.get('pmd_rxq', '1') else '' # Set the hexadecimal bitmask of TX queue flags. pmd_txqflags = '--txqflags=0xf00 ' # Set the number of mbufs to be allocated in the mbuf pools. diff --git a/resources/libraries/robot/performance.robot b/resources/libraries/robot/performance.robot index c275f77a22..707b266d5e 100644 --- a/resources/libraries/robot/performance.robot +++ b/resources/libraries/robot/performance.robot @@ -1697,7 +1697,8 @@ | | Run keyword | ${vm_name}.Qemu Set Affinity | @{qemu_cpus} | | Run keyword | ${vm_name}.Qemu Set Scheduler Policy | | Dpdk Testpmd Start | ${vm} | eal_coremask=0x1f | eal_mem_channels=4 -| | ... | pmd_fwd_mode=io | pmd_disable_hw_vlan=${True} +| | ... | pmd_fwd_mode=io | pmd_disable_hw_vlan=${True} | pmd_txd=${256} +| | ... | pmd_rxd=${256} | | Return From Keyword | ${vm} | '${nr}' Guest VMs with dpdk-testpmd connected via vhost-user is setup in a 3-node circular topology @@ -1772,7 +1773,8 @@ | | Run keyword | ${vm_name}.Qemu Set Affinity | @{qemu_cpus} | | Run keyword | ${vm_name}.Qemu Set Scheduler Policy | | Dpdk Testpmd Start | ${vm} | eal_coremask=0x1f | eal_mem_channels=4 -| | ... | pmd_fwd_mode=io | pmd_disable_hw_vlan=${True} +| | ... | pmd_fwd_mode=io | pmd_disable_hw_vlan=${True} | pmd_txd=${256} +| | ... | pmd_rxd=${256} | | Return From Keyword | ${vm} | Guest VM with dpdk-testpmd-mac connected via vhost-user is setup @@ -1833,6 +1835,7 @@ | | Dpdk Testpmd Start | ${vm} | eal_coremask=0x1f | | ... | eal_mem_channels=4 | pmd_fwd_mode=mac | pmd_eth_peer_0=0,${eth0_mac} | | ... | pmd_eth_peer_1=1,${eth1_mac} | pmd_disable_hw_vlan=${True} +| | ... | pmd_txd=${256} | pmd_rxd=${256} | | Return From Keyword | ${vm} | '${nr}' Guest VMs with dpdk-testpmd-mac connected via vhost-user is setup in a 3-node circular topology @@ -1916,6 +1919,7 @@ | | Dpdk Testpmd Start | ${vm} | eal_coremask=0x1f | | ... | eal_mem_channels=4 | pmd_fwd_mode=mac | pmd_eth_peer_0=0,${eth0_mac} | | ... | pmd_eth_peer_1=1,${eth1_mac} | pmd_disable_hw_vlan=${True} +| | ... | pmd_txd=${256} | pmd_rxd=${256} | | Return From Keyword | ${vm} | Guest VM with Linux Bridge connected via vhost-user is setup -- 2.16.6