Change Details

During T286787 we detected that high-traffic1 and the secondary LVS for codfw were getting their row A traffic from the very same switch (A2) effectively weakening our HA LVS setup. LVS networking links for codfw and eqiad should be checked to avoid the same kind of issue in the future. Follows-up <https://wikitech.wikimedia.org/wiki/Incident_documentation/2021-07-16_codfw_network>

During T286787 we detected that high-traffic1 and the secondary LVS for codfw were getting their row A traffic from the very same switch (A2) effectively weakening our HA LVS setup. LVS networking links for codfw and eqiad should be checked to avoid the same kind of issue in the future. Follows-up https://wikitech.wikimedia.org/wiki/Incident_documentation/2021-07-16_asw-a2-codfw_network

During T286787 we detected that high-traffic1 and the secondary LVS for codfw were getting their row A traffic from the very same switch (A2) effectively weakening our HA LVS setup. LVS networking links for codfw and eqiad should be checked to avoid the same kind of issue in the future. Follows-up <https://wikitech.wikimedia.org/wiki/Incident_documentation/2021-07-16_asw-a2-codfw_network>