ovs reported 'ofproto_dpif_upcall(handlerXXX)|WARN|upcall: datapath flow limit reached' and network connectivity to instances was not stable.
Issue
- ovs reports 'ofproto_dpif_upcall(handlerXXX)|WARN|upcall: datapath flow limit reached' and network connectivity to instances were not stable.
Environment
- Red Hat OpenStack Platform 13
- OVS-2.9 or earlier.
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