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Rephrase the match logic for interfaces monitored for package drops #222

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Nov 16, 2022
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Rephrase the match logic for interfaces monitored for package drops #222

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2 changes: 1 addition & 1 deletion etc/kayobe/kolla/config/prometheus/ceph.rules
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Expand Up @@ -154,7 +154,7 @@ groups:

# alert on nic packet errors and drops rates > 1 packet/s
- alert: NetworkPacketsDropped
expr: irate(node_network_receive_drop_total{device=~"en.*|eth.*"}[5m]) + irate(node_network_transmit_drop_total{device=~"en.*|eth.*"}[5m]) > 1
expr: irate(node_network_receive_drop_total{device!~"lo|br.*|.*-ovs|tap.*"}[5m]) + irate(node_network_transmit_drop_total{device!~"lo|br.*|.*-ovs|tap.*"}[5m]) > 1
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This will catch, among others:

bond.*
docker0
genev_sys_6081
ovs-system
p-brbond.*
qbr.*
qvb.*
vxlan_sys_4789

The previous regex has already been filtering out OVS bridges - I thought we were only expanding it with |bond.*.

Does by the way |ib.* make sense too?

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Perhaps this needs to be addressed. Could be a follow up?

labels:
severity: warning
annotations:
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