Bug 1812620

Summary: packed=on: boot qemu with vhost-user and vIOMMU over OpenvSwitch, starting testpmd in guest will cause ovs crash
Product: Red Hat Enterprise Linux Fast Datapath Reporter: Timothy Redaelli <tredaelli>
Component: openvswitch2.13Assignee: Adrián Moreno <amorenoz>
Status: RELEASE_PENDING --- QA Contact: Pei Zhang <pezhang>
Severity: high Docs Contact:
Priority: high    
Version: FDP 20.ACC: aadam, ailan, amorenoz, chayang, ctrautma, eperezma, jhsiao, jinzhao, juzhang, pezhang, qding, ralongi, virt-maint
Target Milestone: ---   
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Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: openvswitch2.13-2.13.0-6.el8fdp Doc Type: If docs needed, set a value
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Clone Of: 1793068 Environment:
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Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Comment 3 Pei Zhang 2020-03-17 07:05:24 UTC 
Verified with openvswitch2.13-2.13.0-6.el8fdp.x86_64:

Following steps in Description. Both ovs and qemu keep working well. And the throughput performance looks good.

Testcase: nfv_acceptance_nonrt_server_2Q_1G_iommu_packed
Packets_loss Frame_Size Run_No Throughput Avg_Throughput
   0            64        0     20.950139   20.950139

Versions:
4.18.0-187.el8.x86_64
qemu-kvm-4.2.0-13.module+el8.2.0+5898+fb4bceae.x86_64
tuned-2.13.0-5.el8.noarch
python3-libvirt-6.0.0-1.module+el8.2.0+5453+31b2b136.x86_64
openvswitch2.13-2.13.0-6.el8fdp.x86_64
dpdk-19.11-4.el8.x86_64


So this bug has been fixed very well. Move to 'VERIFIED'.