This section describes the alerts for OpenContrail flows.
Warning
The following set of alerts has been removed starting from the 2019.2.3 maintenance update. For the existing MCP deployments, disable these alerts as described in Manage alerts.
Removed since the 2019.2.3 maintenance update
| Severity | Warning |
|---|---|
| Summary | More than 100 OpenContrail vRouter flows per second on the
{{ $labels.host }} node are active for 2 minutes. |
| Raise condition | deriv(contrail_vrouter_flows_active[5m]) >= 100 |
| Description | Raises when the number of active OpenContrail vRouter flows counted over 5 minutes reaches the growth speed of 100 per second. |
| Tuning | Disable the alert as described in Manage alerts. |
Removed since the 2019.2.3 maintenance update
| Severity | Warning |
|---|---|
| Summary | The average per-second rate of discarded OpenContrail vRouter flows on
the {{ $labels.host }} node is more than 0.1 for 2 minutes. |
| Raise condition | rate(contrail_vrouter_flows_discard[5m]) >= 0.1 |
| Description | Raises when the number of discarded OpenContrail vRouter flows counted over 5 minutes reaches the growth speed of 0.1 per second. |
| Tuning | Disable the alert as described in Manage alerts. |
Removed since the 2019.2.3 maintenance update
| Severity | Warning |
|---|---|
| Summary | The average per-second rate of dropped OpenContrail vRouter flows on the
{{ $labels.host }} node is more than 0.2 for 2 minutes. |
| Raise condition | rate(contrail_vrouter_flows_flow_action_drop[5m]) >= 0.2 |
| Description | Raises when the number of dropped OpenContrail vRouter flows counted over 5 minutes reaches the growth speed of 0.2 per second. |
| Tuning | Disable the alert as described in Manage alerts. |
Removed since the 2019.2.3 maintenance update
| Severity | Warning |
|---|---|
| Summary | More than 100 OpenContrail vRouter flows had fragment errors on the
{{$labels.host }} node for 2 minutes. |
| Raise condition | min(contrail_vrouter_flows_frag_err) by (host) >= 100 |
| Description | Raises when the number of OpenContrail vRouter flows with fragment errors counted over 5 minutes reaches 100. |
| Tuning | Disable the alert as described in Manage alerts. |
Removed since the 2019.2.3 maintenance update
| Severity | Warning |
|---|---|
| Summary | The average per-second rate of OpenContrail vRouter flows with an
invalid next hop on the {{ $labels.host }} node is more than 0.1 for
2 minutes. |
| Raise condition | rate(contrail_vrouter_flows_invalid_nh[5m]) >= 0.1 |
| Description | Raises when the number of OpenContrail vRouter flows with an invalid next hop counted over 5 minutes reaches the growth speed of 0.1 per second. |
| Tuning | Disable the alert as described in Manage alerts. |
Removed since the 2019.2.3 maintenance update
| Severity | Warning |
|---|---|
| Summary | The average per-second rate of OpenContrail vRouter flows with an
invalid composite interface on the {{ $labels.host}} node is more
than 0.05 for 2 minutes. |
| Raise condition | rate(contrail_vrouter_flows_composite_invalid_interface[5m]) >= 0.05 |
| Description | Raises when the number of OpenContrail vRouter flows with invalid composite interfaces counted over 5 minutes reaches the growth speed of 0.05 per second. |
| Tuning | Disable the alert as described in Manage alerts. |
Removed since the 2019.2.3 maintenance update
| Severity | Warning |
|---|---|
| Summary | More than 100 OpenContrail vRouter flows had an invalid composite
interface on the {{$labels.host }} node for 2 minutes. |
| Raise condition | min(contrail_vrouter_flows_invalid_label) by (host) >= 100 |
| Description | Raises when the number of OpenContrail vRouter flows with an invalid label (specifying next hop) reaches 100 by default. |
| Tuning | Disable the alert as described in Manage alerts. |
Removed since the 2019.2.3 maintenance update
| Severity | Warning |
|---|---|
| Summary | Warning. The average per-second rate of OpenContrail vRouter flows
exceeding the queue size on the {{ $labels.host }} node is more than
0.1 for 2 minutes. |
| Raise condition | rate(contrail_vrouter_flows_flow_queue_limit_exceeded[5m]) >= 0.1 |
| Description | Raises when the number of queue exceeded errors counted over 5
minutes reaches the growth speed of 0.1 per second. |
| Tuning | Disable the alert as described in Manage alerts. |
Removed since the 2019.2.3 maintenance update
| Severity | Warning |
|---|---|
| Summary | More than 100 OpenContrail vRouter flows had a full table on the
{{$labels.host }} node for 2 minutes. |
| Raise condition | min(contrail_vrouter_flows_flow_table_full) by (host) >= 100 |
| Description | Raises when the OpenContrail vRouter flow table size reaches 100 on one node. |
| Tuning | Disable the alert as described in Manage alerts. |