X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Frobot%2Fperformance%2Fperformance_configuration.robot;h=6590ddadca4f0f8f39721d8a1f4987b986c41e9e;hp=17b8c68545846baa140c765bb94d33ec6bad9b2e;hb=e4071a518036fa008507e27e9d0be047fb32ae7e;hpb=6721e7f09aa95bff6622068332a3f56afad9c87b

diff --git a/resources/libraries/robot/performance/performance_configuration.robot b/resources/libraries/robot/performance/performance_configuration.robot
index 17b8c68545..6590ddadca 100644
--- a/resources/libraries/robot/performance/performance_configuration.robot
+++ b/resources/libraries/robot/performance/performance_configuration.robot
@@ -13,6 +13,7 @@
 
 *** Settings ***
 | Library | Collections
+| Library | String
 | Library | resources.libraries.python.topology.Topology
 | Library | resources.libraries.python.NodePath
 | Library | resources.libraries.python.DpdkUtil
@@ -20,6 +21,7 @@
 | Library | resources.libraries.python.VhostUser
 | Library | resources.libraries.python.TrafficGenerator
 | Library | resources.libraries.python.TrafficGenerator.TGDropRateSearchImpl
+| Library | resources.libraries.python.Classify
 | Resource | resources/libraries/robot/shared/default.robot
 | Resource | resources/libraries/robot/shared/interfaces.robot
 | Resource | resources/libraries/robot/shared/counters.robot
@@ -201,6 +203,14 @@
 | | ... | - sock1 - Sock path for first Vhost-User interface. Type: string
 | | ... | - sock2 - Sock path for second Vhost-User interface. Type: string
 | | ...
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - ${dut1} - DUT1 node.
+| | ... | - ${dut2} - DUT2 node.
+| | ... | - ${dut1_if1} - DUT1 interface towards TG.
+| | ... | - ${dut1_if2} - DUT1 interface towards DUT2.
+| | ... | - ${dut2_if1} - DUT2 interface towards DUT1.
+| | ... | - ${dut2_if2} - DUT2 interface towards TG.
+| | ...
 | | ... | *Return:*
 | | ... | - No value returned
 | | ...
@@ -213,15 +223,15 @@
 | | ...
 | | Set interfaces in path in 3-node circular topology up
 | | Configure vhost interfaces for L2BD forwarding | ${dut1}
-| | ... | ${sock1} | ${sock2}
-| | ${dut1_vif1}= | Set Variable | ${vhost_if1}
-| | ${dut1_vif2}= | Set Variable | ${vhost_if2}
+| | ... | ${sock1} | ${sock2} | dut1_vhost_if1 | dut1_vhost_if2
+| | ${dut1_vif1}= | Set Variable | ${dut1_vhost_if1}
+| | ${dut1_vif2}= | Set Variable | ${dut1_vhost_if2}
 | | Set Interface State | ${dut1} | ${dut1_vif1} | up
 | | Set Interface State | ${dut1} | ${dut1_vif2} | up
 | | Configure vhost interfaces for L2BD forwarding | ${dut2}
-| | ... | ${sock1} | ${sock2}
-| | ${dut2_vif1}= | Set Variable | ${vhost_if1}
-| | ${dut2_vif2}= | Set Variable | ${vhost_if2}
+| | ... | ${sock1} | ${sock2} | dut2_vhost_if1 | dut2_vhost_if2
+| | ${dut2_vif1}= | Set Variable | ${dut2_vhost_if1}
+| | ${dut2_vif2}= | Set Variable | ${dut2_vhost_if2}
 | | Set Interface State | ${dut2} | ${dut2_vif1} | up
 | | Set Interface State | ${dut2} | ${dut2_vif2} | up
 | | ${dut1_vif1_idx}= | Get Interface SW Index | ${dut1} | ${dut1_vif1}
@@ -614,6 +624,14 @@
 | | ... | - sock1 - Socket path for first Vhost-User interface. Type: string
 | | ... | - sock2 - Socket path for second Vhost-User interface. Type: string
 | | ...
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - ${dut1} - DUT1 node.
+| | ... | - ${dut2} - DUT2 node.
+| | ... | - ${dut1_if1} - DUT1 interface towards TG.
+| | ... | - ${dut1_if2} - DUT1 interface towards DUT2.
+| | ... | - ${dut2_if1} - DUT2 interface towards DUT1.
+| | ... | - ${dut2_if2} - DUT2 interface towards TG.
+| | ...
 | | ... | *Example:*
 | | ...
 | | ... | \| L2 xconnect with Vhost-User initialized in a 3-node \
@@ -622,13 +640,13 @@
 | | [Arguments] | ${sock1} | ${sock2}
 | | ...
 | | Configure vhost interfaces for L2BD forwarding | ${dut1}
-| | ... | ${sock1} | ${sock2}
-| | Configure L2XC | ${dut1} | ${dut1_if1} | ${vhost_if1}
-| | Configure L2XC | ${dut1} | ${dut1_if2} | ${vhost_if2}
+| | ... | ${sock1} | ${sock2} | dut1_vhost_if1 | dut1_vhost_if2
+| | Configure L2XC | ${dut1} | ${dut1_if1} | ${dut1_vhost_if1}
+| | Configure L2XC | ${dut1} | ${dut1_if2} | ${dut1_vhost_if2}
 | | Configure vhost interfaces for L2BD forwarding | ${dut2}
-| | ... | ${sock1} | ${sock2}
-| | Configure L2XC | ${dut2} | ${dut2_if1} | ${vhost_if1}
-| | Configure L2XC | ${dut2} | ${dut2_if2} | ${vhost_if2}
+| | ... | ${sock1} | ${sock2} | dut2_vhost_if1 | dut2_vhost_if2
+| | Configure L2XC | ${dut2} | ${dut2_if1} | ${dut2_vhost_if1}
+| | Configure L2XC | ${dut2} | ${dut2_if2} | ${dut2_vhost_if2}
 | | All Vpp Interfaces Ready Wait | ${nodes}
 
 | Initialize L2 xconnect with Vhost-User for '${nr}' in 3-node circular topology
@@ -714,9 +732,167 @@
 | | ... | that is created automatically with index 1. Learning is enabled.
 | | ... | Interfaces are brought up.
 | | ...
+| | ... | *Arguments:*
+| | ... | - bd_id - Bridge domain ID. Type: integer
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Initialize L2 bridge domain in 3-node circular topology \| 1 \|
+| | ...
+| | [Arguments] | ${bd_id}=${1}
+| | ...
+| | Add interface to bridge domain | ${dut1} | ${dut1_if1} | ${bd_id}
+| | Add interface to bridge domain | ${dut1} | ${dut1_if2} | ${bd_id}
+| | Add interface to bridge domain | ${dut2} | ${dut2_if1} | ${bd_id}
+| | Add interface to bridge domain | ${dut2} | ${dut2_if2} | ${bd_id}
+| | All Vpp Interfaces Ready Wait | ${nodes}
+
+| Configure IPv4 ACLs
+| | [Documentation]
+| | ... | Configure ACL with required number of not-hitting permit ACEs plus two
+| | ... | hitting ACEs for both traffic directions.
+| | ...
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - ${src_ip_start} - Source IP address start. Type: string.
+| | ... | - ${dst_ip_start} - Destination IP address start. Type: string.
+| | ... | - ${ip_step} - IP address step. Type: string.
+| | ... | - ${sport_start} - Source port number start. Type: string.
+| | ... | - ${dport_start} - Destination port number start. Type: string.
+| | ... | - ${port_step} - Port number step. Type: string.
+| | ... | - ${no_hit_aces_number} - Number of not-hitting ACEs to be configured.
+| | ... | Type: integer
+| | ... | - ${acl_apply_type} - To what path aplly the ACL - input or output.
+| | ... | Type: string
+| | ... | - ${acl_action} - Action for the rule - deny, permit, permit+reflect.
+| | ... | Type: stringe
+| | ... | - ${trex_stream1_subnet} - IP subnet used by T-Rex in direction 0->1.
+| | ... | Type: string
+| | ... | - ${trex_stream2_subnet} - IP subnet used by T-Rex in direction 1->0.
+| | ... | Type: string
+| | ...
+| | [Arguments] | ${dut} | ${dut_if1}=${None} | ${dut_if2}=${None}
+| | ${src_ip_int} = | Evaluate
+| | ... | int(ipaddress.ip_address(unicode($src_ip_start))) - $ip_step
+| | ... | modules=ipaddress
+| | ${dst_ip_int} = | Evaluate
+| | ... | int(ipaddress.ip_address(unicode($dst_ip_start))) - $ip_step
+| | ... | modules=ipaddress
+| | ${ip_limit} = | Set Variable | 255.255.255.255
+| | ${ip_limit_int} = | Evaluate
+| | ... | int(ipaddress.ip_address(unicode($ip_limit))) | modules=ipaddress
+| | ${sport}= | Evaluate | $sport_start - $port_step
+| | ${dport}= | Evaluate | $dport_start - $port_step
+| | ${port_limit}= | Set Variable | ${65535}
+| | ${acl}= | Set Variable | ipv4 permit
+| | :FOR | ${nr} | IN RANGE | 0 | ${no_hit_aces_number}
+| |      | ${src_ip_int} = | Evaluate | $src_ip_int + $ip_step
+| |      | ${dst_ip_int} = | Evaluate | $dst_ip_int + $ip_step
+| |      | ${sport}= | Evaluate | $sport + $port_step
+| |      | ${dport}= | Evaluate | $dport + $port_step
+| |      | ${ipv4_limit_reached}= | Set Variable If
+| |      | ... | $src_ip_int > $ip_limit_int or $src_ip_int > $ip_limit_int
+| |      | ... | ${True}
+| |      | ${udp_limit_reached}= | Set Variable If
+| |      | ... | $sport > $port_limit or $dport > $port_limit | ${True}
+| |      | Run Keyword If | $ipv4_limit_reached is True | Log
+| |      | ... | Can't do more iterations - IPv4 address limit has been reached.
+| |      | ... | WARN
+| |      | Run Keyword If | $udp_limit_reached is True | Log
+| |      | ... | Can't do more iterations - UDP port limit has been reached.
+| |      | ... | WARN
+| |      | ${src_ip} = | Run Keyword If | $ipv4_limit_reached is True
+| |      | ... | Set Variable | ${ip_limit}
+| |      | ... | ELSE | Evaluate | str(ipaddress.ip_address($src_ip_int))
+| |      | ... | modules=ipaddress
+| |      | ${dst_ip} = | Run Keyword If | $ipv4_limit_reached is True
+| |      | ... | Set Variable | ${ip_limit}
+| |      | ... | ELSE | Evaluate | str(ipaddress.ip_address($dst_ip_int))
+| |      | ... | modules=ipaddress
+| |      | ${sport}= | Set Variable If | ${sport} > $port_limit | $port_limit
+| |      | ... | ${sport}
+| |      | ${dport}= | Set Variable If | ${dport} > $port_limit | $port_limit
+| |      | ... | ${dport}
+| |      | ${acl}= | Catenate | ${acl} | src ${src_ip}/32 dst ${dst_ip}/32
+| |      | ... | sport ${sport} | dport ${dport},
+| |      | Exit For Loop If
+| |      | ... | $ipv4_limit_reached is True or $udp_limit_reached is True
+| | ${acl}= | Catenate | ${acl}
+| | ...     | ipv4 ${acl_action} src ${trex_stream1_subnet},
+| | ...     | ipv4 ${acl_action} src ${trex_stream2_subnet}
+| | Add Replace Acl Multi Entries | ${dut} | rules=${acl}
+| | @{acl_list}= | Create List | ${0}
+| | Run Keyword If | 'input' in $acl_apply_type and $dut_if1 is not None
+| | ... | Set Acl List For Interface | ${dut} | ${dut_if1} | input | ${acl_list}
+| | Run Keyword If | 'input' in $acl_apply_type and $dut_if2 is not None
+| | ... | Set Acl List For Interface | ${dut} | ${dut_if2} | input | ${acl_list}
+| | Run Keyword If | 'output' in $acl_apply_type and $dut_if1 is not None
+| | ... | Set Acl List For Interface | ${dut} | ${dut_if1} | output
+| | ... | ${acl_list}
+| | Run Keyword If | 'output' in $acl_apply_type and $dut_if2 is not None
+| | ... | Set Acl List For Interface | ${dut} | ${dut_if2} | output
+| | ... | ${acl_list}
+
+| Initialize L2 bridge domain with IPv4 ACLs on DUT1 in 3-node circular topology
+| | [Documentation]
+| | ... | Setup L2BD topology by adding two interfaces on DUT1 into bridge
+| | ... | domain that is created automatically with index 1. Learning is
+| | ... | enabled. Interfaces are brought up. Apply required ACL rules to DUT1
+| | ... | interfaces.
+| | ...
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - ${dut1} - DUT1 node.
+| | ... | - ${dut2} - DUT2 node.
+| | ... | - ${dut1_if1} - DUT1 interface towards TG.
+| | ... | - ${dut1_if2} - DUT1 interface towards DUT2.
+| | ... | - ${dut2_if1} - DUT2 interface towards DUT1.
+| | ... | - ${dut2_if2} - DUT2 interface towards TG.
+| | ...
 | | Configure L2BD forwarding | ${dut1} | ${dut1_if1} | ${dut1_if2}
-| | Configure L2BD forwarding | ${dut2} | ${dut2_if1} | ${dut2_if2}
+| | Configure L2XC | ${dut2} | ${dut2_if1} | ${dut2_if2}
+| | All Vpp Interfaces Ready Wait | ${nodes}
+| | Configure IPv4 ACLs | ${dut1} | ${dut1_if1} | ${dut1_if2}
+
+| Initialize IPv4 routing for '${ip_nr}' addresses with IPv4 ACLs on DUT1 in 3-node circular topology
+| | [Documentation]
+| | ... | Set UP state on VPP interfaces in path on nodes in 3-node circular
+| | ... | topology. Get the interface MAC addresses and setup ARP on all VPP
+| | ... | interfaces. Setup IPv4 addresses with /24 prefix on DUT-TG links and
+| | ... | /30 prefix on DUT1-DUT2 link. Set routing on both DUT nodes with
+| | ... | prefix /24 and next hops of neighbour DUT interface IPv4 address.
+| | ... | Apply required ACL rules to DUT1 interfaces.
+| | ...
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - ${dut1} - DUT1 node.
+| | ... | - ${dut2} - DUT2 node.
+| | ... | - ${dut1_if1} - DUT1 interface towards TG.
+| | ... | - ${dut1_if2} - DUT1 interface towards DUT2.
+| | ... | - ${dut2_if1} - DUT2 interface towards DUT1.
+| | ... | - ${dut2_if2} - DUT2 interface towards TG.
+| | ...
+| | Set Interface State | ${dut1} | ${dut1_if1} | up
+| | Set Interface State | ${dut1} | ${dut1_if2} | up
+| | Set Interface State | ${dut2} | ${dut2_if1} | up
+| | Set Interface State | ${dut2} | ${dut2_if2} | up
+| | ${tg1_if1_mac}= | Get Interface MAC | ${tg} | ${tg_if1}
+| | ${tg1_if2_mac}= | Get Interface MAC | ${tg} | ${tg_if2}
+| | ${dut1_if2_mac}= | Get Interface MAC | ${dut1} | ${dut1_if2}
+| | ${dut2_if1_mac}= | Get Interface MAC | ${dut2} | ${dut2_if1}
+| | :FOR | ${number} | IN RANGE | 2 | ${ip_nr}+2
+| | | Add arp on dut | ${dut1} | ${dut1_if1} | 10.10.10.${number}
+| | | ... | ${tg1_if1_mac}
+| | | Add arp on dut | ${dut2} | ${dut2_if2} | 20.20.20.${number}
+| | | ... | ${tg1_if2_mac}
+| | Add arp on dut | ${dut1} | ${dut1_if2} | 1.1.1.2 | ${dut2_if1_mac}
+| | Add arp on dut | ${dut2} | ${dut2_if1} | 1.1.1.1 | ${dut1_if2_mac}
+| | Configure IP addresses on interfaces
+| | ... | ${dut1} | ${dut1_if1} | 10.10.10.1 | 24
+| | ... | ${dut1} | ${dut1_if2} | 1.1.1.1 | 30
+| | ... | ${dut2} | ${dut2_if1} | 1.1.1.2 | 30
+| | ... | ${dut2} | ${dut2_if2} | 20.20.20.1 | 24
+| | Vpp Route Add | ${dut1} | 20.20.20.0 | 24 | 1.1.1.2 | ${dut1_if2}
+| | Vpp Route Add | ${dut2} | 10.10.10.0 | 24 | 1.1.1.1 | ${dut2_if1}
 | | All Vpp Interfaces Ready Wait | ${nodes}
+| | Configure IPv4 ACLs | ${dut1} | ${dut1_if1} | ${dut1_if2}
 
 | Initialize L2 bridge domains with Vhost-User in 3-node circular topology
 | | [Documentation]
@@ -727,8 +903,16 @@
 | | ... | *Arguments:*
 | | ... | - bd_id1 - Bridge domain ID. Type: integer
 | | ... | - bd_id2 - Bridge domain ID. Type: integer
-| | ... | - sock1 - Sock path for first Vhost-User interface. Type: string
-| | ... | - sock2 - Sock path for second Vhost-User interface. Type: string
+| | ... | - sock1 - Sock path for the first Vhost-User interface. Type: string
+| | ... | - sock2 - Sock path for the second Vhost-User interface. Type: string
+| | ...
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - ${dut1} - DUT1 node.
+| | ... | - ${dut2} - DUT2 node.
+| | ... | - ${dut1_if1} - DUT1 interface towards TG.
+| | ... | - ${dut1_if2} - DUT1 interface towards DUT2.
+| | ... | - ${dut2_if1} - DUT2 interface towards DUT1.
+| | ... | - ${dut2_if2} - DUT2 interface towards TG.
 | | ...
 | | ... | *Example:*
 | | ...
@@ -738,17 +922,17 @@
 | | [Arguments] | ${bd_id1} | ${bd_id2} | ${sock1} | ${sock2}
 | | ...
 | | Configure vhost interfaces for L2BD forwarding | ${dut1}
-| | ... | ${sock1} | ${sock2}
+| | ... | ${sock1} | ${sock2} | dut1_vhost_if1 | dut1_vhost_if2
 | | Add interface to bridge domain | ${dut1} | ${dut1_if1} | ${bd_id1}
-| | Add interface to bridge domain | ${dut1} | ${vhost_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut1} | ${dut1_vhost_if1} | ${bd_id1}
 | | Add interface to bridge domain | ${dut1} | ${dut1_if2} | ${bd_id2}
-| | Add interface to bridge domain | ${dut1} | ${vhost_if2} | ${bd_id2}
+| | Add interface to bridge domain | ${dut1} | ${dut1_vhost_if2} | ${bd_id2}
 | | Configure vhost interfaces for L2BD forwarding | ${dut2}
-| | ... | ${sock1} | ${sock2}
+| | ... | ${sock1} | ${sock2} | dut2_vhost_if1 | dut2_vhost_if2
 | | Add interface to bridge domain | ${dut2} | ${dut2_if1} | ${bd_id1}
-| | Add interface to bridge domain | ${dut2} | ${vhost_if1} | ${bd_id1}
+| | Add interface to bridge domain | ${dut2} | ${dut2_vhost_if1} | ${bd_id1}
 | | Add interface to bridge domain | ${dut2} | ${dut2_if2} | ${bd_id2}
-| | Add interface to bridge domain | ${dut2} | ${vhost_if2} | ${bd_id2}
+| | Add interface to bridge domain | ${dut2} | ${dut2_vhost_if2} | ${bd_id2}
 | | All Vpp Interfaces Ready Wait | ${nodes}
 
 | Initialize L2 bridge domains with Vhost-User for '${nr}' VMs in 3-node circular topology
@@ -1000,7 +1184,10 @@
 | | ... | skip_cnt=${skip_cnt} | cpu_cnt=${count} | smt_used=${False}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock1}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock2}
-| | Run Keyword | ${vm_name}.Build QEMU | ${dut_node} | apply_patch=${True}
+| | ${apply_patch}= | Set Variable If | "${perf_qemu_qsz}" == "256" | ${False}
+| | ... | ${True}
+| | Run Keyword Unless | ${qemu_built} | ${vm_name}.Build QEMU | ${dut_node}
+| | ... | force_install=${True} | apply_patch=${apply_patch}
 | | Run keyword | ${vm_name}.Qemu Set Bin | ${perf_qemu_bin}
 | | Run keyword | ${vm_name}.Qemu Set Node | ${dut_node}
 | | Run keyword | ${vm_name}.Qemu Set Smp | ${count} | ${count} | 1 | 1
@@ -1008,6 +1195,7 @@
 | | Run keyword | ${vm_name}.Qemu Set Disk Image | ${perf_vm_image}
 | | ${vm}= | Run keyword | ${vm_name}.Qemu Start
 | | Run keyword | ${vm_name}.Qemu Set Affinity | @{qemu_cpus}
+| | Run keyword If | ${use_tuned_cfs} | ${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_txd=${perf_qemu_qsz} | pmd_rxd=${perf_qemu_qsz}
@@ -1028,8 +1216,8 @@
 | | ...
 | | ... | *Example:*
 | | ...
-| | ... | \| '2' Configure guest VM with dpdk-testpmd connected via vhost-user \
-| | ... | in a 3-node circular topology \|
+| | ... | \| Configure '2' guest VMs with dpdk-testpmd connected via vhost-user \
+| | ... | in 3-node circular topology \|
 | | ...
 | | :FOR | ${number} | IN RANGE | 1 | ${nr}+1
 | | | ${sock1}= | Set Variable | /tmp/sock-${number}-1
@@ -1043,6 +1231,8 @@
 | | | ... | ${dut2} | ${sock1} | ${sock2} | DUT2_VM${number}
 | | | ... | skip=${skip_cpus} | count=${vm_cpus} | qemu_id=${number}
 | | | Set To Dictionary | ${dut2_vm_refs} | DUT2_VM${number} | ${vm2}
+| | | Run Keyword Unless | ${qemu_built} | Set Suite Variable | ${qemu_built}
+| | | ... | ${True}
 
 | Configure guest VM with dpdk-testpmd using SMT connected via vhost-user
 | | [Documentation]
@@ -1062,8 +1252,8 @@
 | | ...
 | | ... | *Example:*
 | | ...
-| | ... | \| Guest VM with dpdk-testpmd using SMT connected via vhost-user is \
-| | ... | setup \| ${nodes['DUT1']} \| /tmp/sock1 \| /tmp/sock2 \| DUT1_VM \
+| | ... | \| Configure guest VM with dpdk-testpmd using SMT connected via \
+| | ... | vhost-user \| ${nodes['DUT1']} \| /tmp/sock1 \| /tmp/sock2 \| DUT1_VM \
 | | ... | \| ${6} \| ${5} \|
 | | ...
 | | [Arguments] | ${dut_node} | ${sock1} | ${sock2} | ${vm_name} | ${skip}=${6}
@@ -1077,7 +1267,10 @@
 | | ... | skip_cnt=${skip} | cpu_cnt=${count} | smt_used=${True}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock1}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock2}
-| | Run Keyword | ${vm_name}.Build QEMU | ${dut_node} | apply_patch=${True}
+| | ${apply_patch}= | Set Variable If | "${perf_qemu_qsz}" == "256" | ${False}
+| | ... | ${True}
+| | Run Keyword Unless | ${qemu_built} | ${vm_name}.Build QEMU | ${dut_node}
+| | ... | force_install=${True} | apply_patch=${apply_patch}
 | | Run keyword | ${vm_name}.Qemu Set Bin | ${perf_qemu_bin}
 | | Run keyword | ${vm_name}.Qemu Set Node | ${dut_node}
 | | Run keyword | ${vm_name}.Qemu Set Smp | ${count} | ${count} | 1 | 1
@@ -1085,6 +1278,7 @@
 | | Run keyword | ${vm_name}.Qemu Set Disk Image | ${perf_vm_image}
 | | ${vm}= | Run keyword | ${vm_name}.Qemu Start
 | | Run keyword | ${vm_name}.Qemu Set Affinity | @{qemu_cpus}
+| | Run keyword If | ${use_tuned_cfs} | ${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_txd=${perf_qemu_qsz} | pmd_rxd=${perf_qemu_qsz}
@@ -1113,10 +1307,10 @@
 | | ...
 | | ... | *Example:*
 | | ...
-| | ... | \| Guest VM with dpdk-testpmd for Vhost L2BD forwarding is setup \
+| | ... | \| Configure guest VM with dpdk-testpmd-mac connected via vhost-user \
 | | ... | \| ${nodes['DUT1']} \| /tmp/sock1 \| /tmp/sock2 \| DUT1_VM \
 | | ... | \| 00:00:00:00:00:01 \| 00:00:00:00:00:02 \| ${6} \| ${5} \|
-| | ... | \| Guest VM with dpdk-testpmd for Vhost L2BD forwarding is setup \
+| | ... | \| Configure guest VM with dpdk-testpmd-mac connected via vhost-user \
 | | ... | \| ${nodes['DUT1']} \| /tmp/sock-2-1 \| /tmp/sock-2-2 \| DUT1_VM2 \
 | | ... | \| 00:00:00:00:02:01 \| 00:00:00:00:02:02 \| ${6} \| ${5} \
 | | ... | \| qemu_id=${2} \|
@@ -1138,7 +1332,10 @@
 | | ... | skip_cnt=${skip_cnt} | cpu_cnt=${count} | smt_used=${False}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock1}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock2}
-| | Run Keyword | ${vm_name}.Build QEMU | ${dut_node} | apply_patch=${True}
+| | ${apply_patch}= | Set Variable If | "${perf_qemu_qsz}" == "256" | ${False}
+| | ... | ${True}
+| | Run Keyword Unless | ${qemu_built} | ${vm_name}.Build QEMU | ${dut_node}
+| | ... | force_install=${True} | apply_patch=${apply_patch}
 | | Run keyword | ${vm_name}.Qemu Set Bin | ${perf_qemu_bin}
 | | Run keyword | ${vm_name}.Qemu Set Node | ${dut_node}
 | | Run keyword | ${vm_name}.Qemu Set Smp | ${count} | ${count} | 1 | 1
@@ -1146,6 +1343,7 @@
 | | Run keyword | ${vm_name}.Qemu Set Disk Image | ${perf_vm_image}
 | | ${vm}= | Run keyword | ${vm_name}.Qemu Start
 | | Run keyword | ${vm_name}.Qemu Set Affinity | @{qemu_cpus}
+| | Run keyword If | ${use_tuned_cfs} | ${vm_name}.Qemu Set Scheduler Policy
 | | 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}
@@ -1168,8 +1366,8 @@
 | | ...
 | | ... | *Example:*
 | | ...
-| | ... | \| '2' Guest VMs with dpdk-testpmd-mac connected via vhost-user is \
-| | ... | setup in a 3-node circular topology \|
+| | ... | \| Configure '2' guest VMs with dpdk-testpmd-mac connected via vhost-user \
+| | ... | in 3-node circular topology \|
 | | ...
 | | :FOR | ${number} | IN RANGE | 1 | ${nr}+1
 | | | ${sock1}= | Set Variable | /tmp/sock-${number}-1
@@ -1189,6 +1387,8 @@
 | | | ... | ${dut2-vhost-${number}-if2_mac} | skip=${skip_cpus}
 | | | ... | count=${vm_cpus} | qemu_id=${number}
 | | | Set To Dictionary | ${dut2_vm_refs} | DUT2_VM${number} | ${vm2}
+| | | Run Keyword Unless | ${qemu_built} | Set Suite Variable | ${qemu_built}
+| | | ... | ${True}
 
 | Configure guest VM with dpdk-testpmd-mac using SMT connected via vhost-user
 | | [Documentation]
@@ -1225,7 +1425,10 @@
 | | ... | skip_cnt=${skip} | cpu_cnt=${count} | smt_used=${True}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock1}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock2}
-| | Run Keyword | ${vm_name}.Build QEMU | ${dut_node} | apply_patch=${True}
+| | ${apply_patch}= | Set Variable If | "${perf_qemu_qsz}" == "256" | ${False}
+| | ... | ${True}
+| | Run Keyword Unless | ${qemu_built} | ${vm_name}.Build QEMU | ${dut_node}
+| | ... | force_install=${True} | apply_patch=${apply_patch}
 | | Run keyword | ${vm_name}.Qemu Set Bin | ${perf_qemu_bin}
 | | Run keyword | ${vm_name}.Qemu Set Node | ${dut_node}
 | | Run keyword | ${vm_name}.Qemu Set Smp | ${count} | ${count} | 1 | 1
@@ -1233,6 +1436,7 @@
 | | Run keyword | ${vm_name}.Qemu Set Disk Image | ${perf_vm_image}
 | | ${vm}= | Run keyword | ${vm_name}.Qemu Start
 | | Run keyword | ${vm_name}.Qemu Set Affinity | @{qemu_cpus}
+| | Run keyword If | ${use_tuned_cfs} | ${vm_name}.Qemu Set Scheduler Policy
 | | 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}
@@ -1269,7 +1473,10 @@
 | | ... | skip_cnt=${skip} | cpu_cnt=${count} | smt_used=${False}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock1}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock2}
-| | Run Keyword | ${vm_name}.Build QEMU | ${dut_node} | apply_patch=${True}
+| | ${apply_patch}= | Set Variable If | "${perf_qemu_qsz}" == "256" | ${False}
+| | ... | ${True}
+| | Run Keyword Unless | ${qemu_built} | ${vm_name}.Build QEMU | ${dut_node}
+| | ... | force_install=${True} | apply_patch=${apply_patch}
 | | Run keyword | ${vm_name}.Qemu Set Bin | ${perf_qemu_bin}
 | | Run keyword | ${vm_name}.Qemu Set Node | ${dut_node}
 | | Run keyword | ${vm_name}.Qemu Set Smp | ${count} | ${count} | 1 | 1
@@ -1316,7 +1523,10 @@
 | | ... | skip_cnt=${skip} | cpu_cnt=${count} | smt_used=${True}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock1}
 | | Run keyword | ${vm_name}.Qemu Add Vhost User If | ${sock2}
-| | Run Keyword | ${vm_name}.Build QEMU | ${dut_node} | apply_patch=${True}
+| | ${apply_patch}= | Set Variable If | "${perf_qemu_qsz}" == "256" | ${False}
+| | ... | ${True}
+| | Run Keyword Unless | ${qemu_built} | ${vm_name}.Build QEMU | ${dut_node}
+| | ... | force_install=${True} | apply_patch=${apply_patch}
 | | Run keyword | ${vm_name}.Qemu Set Bin | ${perf_qemu_bin}
 | | Run keyword | ${vm_name}.Qemu Set Node | ${dut_node}
 | | Run keyword | ${vm_name}.Qemu Set Smp | ${count} | ${count} | 1 | 1
@@ -1595,3 +1805,48 @@
 | | ... | ${dut1} | ${dut1_if1} | ${dut1_if2}
 | | Configure deterministic mode for SNAT
 | | ... | ${dut1} | 20.0.0.0 | 18 | 200.0.0.0 | 30
+
+| Initialize L2 xconnect for '${nr}' memif pairs in 3-node circular topology
+| | [Documentation]
+| | ... | Create pairs of Memif interfaces on all defined VPP nodes. Cross
+| | ... | connect each Memif interface with one physical interface or virtual
+| | ... | interface to create a chain accross DUT node.
+| | ...
+| | ... | *Arguments:*
+| | ... | _None_
+| | ...
+| | ... | *Note:*
+| | ... | Socket paths for Memif are defined in following format:
+| | ... | - /tmp/memif-${number}-1
+| | ... | - /tmp/memif-${number}-2
+| | ...
+| | ... | *Example:*
+| | ...
+| | ... | \| Initialize L2 xconnect for 1 Memif in 3-node circular topology \|
+| | ...
+| | Set Interface State | ${dut1} | ${dut1_if1} | up
+| | Set Interface State | ${dut1} | ${dut1_if2} | up
+| | Set Interface State | ${dut2} | ${dut2_if1} | up
+| | Set Interface State | ${dut2} | ${dut2_if2} | up
+| | :FOR | ${number} | IN RANGE | 1 | ${nr}+1
+| |      | ${sock1}= | Set Variable | /tmp/memif-${number}-1
+| |      | ${sock2}= | Set Variable | /tmp/memif-${number}-2
+| |      | ${prev_index}= | Evaluate | ${number}-1
+| |      | Set up memif interfaces on DUT node | ${dut1}
+| |      | ... | ${sock1} | ${sock2} | ${number} | dut1-memif-${number}-if1
+| |      | ... | dut1-memif-${number}-if2
+| |      | ${dut1_xconnect_if1}= | Set Variable If | ${number}==1 | ${dut1_if1}
+| |      | ... | ${dut1-memif-${prev_index}-if2}
+| |      | Configure L2XC | ${dut1} | ${dut1_xconnect_if1}
+| |      | ... | ${dut1-memif-${number}-if1}
+| |      | Set up memif interfaces on DUT node | ${dut2}
+| |      | ... | ${sock1} | ${sock2} | ${number} | dut2-memif-${number}-if1
+| |      | ... | dut2-memif-${number}-if2
+| |      | ${dut2_xconnect_if1}= | Set Variable If | ${number}==1 | ${dut2_if1}
+| |      | ... | ${dut2-memif-${prev_index}-if2}
+| |      | Configure L2XC | ${dut2} | ${dut2_xconnect_if1}
+| |      | ... | ${dut2-memif-${number}-if1}
+| |      | Run Keyword If | ${number}==${nr} | Configure L2XC
+| |      | ... | ${dut1} | ${dut1-memif-${number}-if2} | ${dut1_if2}
+| |      | Run Keyword If | ${number}==${nr} | Configure L2XC
+| |      | ... | ${dut2} | ${dut2-memif-${number}-if2} | ${dut2_if2}