diff options
| -rw-r--r-- | conf/02_vswitch.conf | 4 | ||||
| -rwxr-xr-x | docs/userguide/testusage.rst | 11 | ||||
| -rw-r--r-- | vswitches/ovs_dpdk_vhost.py | 15 |
3 files changed, 26 insertions, 4 deletions
diff --git a/conf/02_vswitch.conf b/conf/02_vswitch.conf index 260fb252..228ff057 100644 --- a/conf/02_vswitch.conf +++ b/conf/02_vswitch.conf @@ -92,6 +92,10 @@ VSWITCHD_DPDK_CONFIG = { # 0 = disabled VSWITCH_MULTI_QUEUES = 0 +# Use old style OVS Multi-queue startup. If testing versions of OVS 2.5.0 or +# before, enable this setting to allow multi-queue to enable correctly. +OVS_OLD_STYLE_MQ = False + # parameters passed to ovs-vswitchd in case that OvsVanilla is selected VSWITCHD_VANILLA_ARGS = [] diff --git a/docs/userguide/testusage.rst b/docs/userguide/testusage.rst index c020b6ca..0c6e189d 100755 --- a/docs/userguide/testusage.rst +++ b/docs/userguide/testusage.rst @@ -463,6 +463,13 @@ VSPerf currently supports multi-queue with the following limitations: default upstream package versions installed by VSPerf satisfy this requirement. + 5. If using OVS versions 2.5.0 or less enable old style multi-queue as shown in + the ''02_vswitch.conf'' file. + + .. code-block:: console + + OVS_OLD_STYLE_MQ = True + To enable multi-queue modify the ''02_vswitch.conf'' file to enable multi-queue on the switch. @@ -476,7 +483,9 @@ applies by checking /sys/class/net/<eth_name>/device/numa_node and setting an appropriate mask to create PMD threads on the same numa node. When multi-queue is enabled, each dpdk or dpdkvhostuser port that is created -on the switch will set the option for multiple queues. +on the switch will set the option for multiple queues. If old style multi queue +has been enabled a global option for multi queue will be used instead of the +port by port option. To enable multi-queue on the guest modify the ''04_vnf.conf'' file. diff --git a/vswitches/ovs_dpdk_vhost.py b/vswitches/ovs_dpdk_vhost.py index 0950c426..39c8b633 100644 --- a/vswitches/ovs_dpdk_vhost.py +++ b/vswitches/ovs_dpdk_vhost.py @@ -72,12 +72,20 @@ class OvsDpdkVhost(IVSwitchOvs): """ dpdk.init() super(OvsDpdkVhost, self).start() + # old style OVS <= 2.5.0 multi-queue enable + if settings.getValue('OVS_OLD_STYLE_MQ') and \ + int(settings.getValue('VSWITCH_MULTI_QUEUES')): + tmp_br = OFBridge(timeout=-1) + tmp_br.set_db_attribute( + 'Open_vSwitch', '.', 'other_config:' + + 'n-dpdk-rxqs', settings.getValue('VSWITCH_MULTI_QUEUES')) def stop(self): """See IVswitch for general description Kills ovsdb and vswitchd and removes DPDK kernel modules. """ + super(OvsDpdkVhost, self).stop() dpdk.cleanup() dpdk.remove_vhost_modules() @@ -90,7 +98,6 @@ class OvsDpdkVhost(IVSwitchOvs): switch_params = switch_params + params super(OvsDpdkVhost, self).add_switch(switch_name, switch_params) - if settings.getValue('VSWITCH_AFFINITIZATION_ON') == 1: # Sets the PMD core mask to VSWITCH_PMD_CPU_MASK # for CPU core affinitization @@ -109,7 +116,8 @@ class OvsDpdkVhost(IVSwitchOvs): port_name = 'dpdk' + str(dpdk_count) params = ['--', 'set', 'Interface', port_name, 'type=dpdk'] # multi-queue enable - if int(settings.getValue('VSWITCH_MULTI_QUEUES')): + if int(settings.getValue('VSWITCH_MULTI_QUEUES')) and \ + not settings.getValue('OVS_OLD_STYLE_MQ'): params += ['options:n_rxq={}'.format( settings.getValue('VSWITCH_MULTI_QUEUES'))] of_port = bridge.add_port(port_name, params) @@ -133,7 +141,8 @@ class OvsDpdkVhost(IVSwitchOvs): port_name = 'dpdkvhostuser' + str(vhost_count) params = ['--', 'set', 'Interface', port_name, 'type=dpdkvhostuser'] # multi queue enable - if int(settings.getValue('VSWITCH_MULTI_QUEUES')): + if int(settings.getValue('VSWITCH_MULTI_QUEUES')) and \ + not settings.getValue('OVS_OLD_STYLE_MQ'): params += ['options:n_rxq={}'.format( settings.getValue('VSWITCH_MULTI_QUEUES'))] of_port = bridge.add_port(port_name, params) |