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.maintain/monitoring: Normalize alerting rules (#7232)
* .maintain/monitoring: Normalize alerting rules - Start alert names with their component and end with the describing adjective. - Describe alert duration in `message` with `for more than` across all alerts. * .maintain/monitoring: Fix alert tests
This commit is contained in:
Max Inden
@@ -49,10 +49,10 @@ tests:
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######################################################################
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- eval_time: 6m
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alertname: LowNumberOfNewBlocks
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alertname: BlockProductionSlow
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exp_alerts:
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- eval_time: 7m
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alertname: LowNumberOfNewBlocks
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alertname: BlockProductionSlow
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exp_alerts:
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- exp_labels:
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severity: warning
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@@ -61,11 +61,12 @@ tests:
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job: polkadot
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status: best
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exp_annotations:
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message: "Less than one new block per minute on instance
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polkadot-abcdef01234-abcdef."
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message: "Best block on instance
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polkadot-abcdef01234-abcdef increases by less than 1 per
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minute for more than 3 minutes."
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- eval_time: 14m
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alertname: LowNumberOfNewBlocks
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alertname: BlockProductionSlow
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exp_alerts:
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- exp_labels:
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severity: warning
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@@ -74,8 +75,9 @@ tests:
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job: polkadot
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status: best
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exp_annotations:
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message: "Less than one new block per minute on instance
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polkadot-abcdef01234-abcdef."
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message: "Best block on instance
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polkadot-abcdef01234-abcdef increases by less than 1 per
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minute for more than 3 minutes."
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- exp_labels:
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severity: critical
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pod: polkadot-abcdef01234-abcdef
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@@ -83,8 +85,9 @@ tests:
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job: polkadot
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status: best
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exp_annotations:
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message: "Less than one new block per minute on instance
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polkadot-abcdef01234-abcdef."
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message: "Best block on instance
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polkadot-abcdef01234-abcdef increases by less than 1 per
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minute for more than 10 minutes."
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######################################################################
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# Block finalization
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@@ -105,7 +108,7 @@ tests:
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exp_annotations:
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message: "Finalized block on instance
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polkadot-abcdef01234-abcdef increases by less than 1 per
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minute."
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minute for more than 3 minutes."
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- eval_time: 14m
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alertname: BlockFinalizationSlow
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@@ -119,7 +122,7 @@ tests:
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exp_annotations:
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message: "Finalized block on instance
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polkadot-abcdef01234-abcdef increases by less than 1 per
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minute."
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minute for more than 3 minutes."
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- exp_labels:
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severity: critical
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pod: polkadot-abcdef01234-abcdef
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@@ -129,7 +132,7 @@ tests:
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exp_annotations:
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message: "Finalized block on instance
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polkadot-abcdef01234-abcdef increases by less than 1 per
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minute."
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minute for more than 10 minutes."
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######################################################################
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# Transaction queue
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@@ -155,7 +158,7 @@ tests:
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exp_annotations:
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message: "The transaction pool size on node
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polkadot-abcdef01234-abcdef has been monotonically
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increasing for the last 10 minutes."
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increasing for more than 10 minutes."
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- eval_time: 43m
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alertname: TransactionQueueSizeIncreasing
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# Number of validations scheduled is growing twice as fast as the
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@@ -170,7 +173,7 @@ tests:
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exp_annotations:
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message: "The transaction pool size on node
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polkadot-abcdef01234-abcdef has been monotonically
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increasing for the last 10 minutes."
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increasing for more than 10 minutes."
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- exp_labels:
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severity: critical
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pod: polkadot-abcdef01234-abcdef
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@@ -179,7 +182,7 @@ tests:
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exp_annotations:
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message: "The transaction pool size on node
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polkadot-abcdef01234-abcdef has been monotonically
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increasing for the last 30 minutes."
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increasing for more than 30 minutes."
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- eval_time: 49m
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alertname: TransactionQueueSizeHigh
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# After minute 43 the number of validations scheduled jumps up
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@@ -193,18 +196,18 @@ tests:
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job: polkadot
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exp_annotations:
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message: "The transaction pool size on node
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polkadot-abcdef01234-abcdef has been above 10_000 for the
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last 5 minutes."
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polkadot-abcdef01234-abcdef has been above 10_000 for more
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than 5 minutes."
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######################################################################
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# Networking
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######################################################################
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- eval_time: 3m # Values: 3 2 2
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alertname: LowNumberOfPeers
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alertname: NumberOfPeersLow
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exp_alerts:
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- eval_time: 4m # Values: 2 2 2
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alertname: LowNumberOfPeers
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alertname: NumberOfPeersLow
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exp_alerts:
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- exp_labels:
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severity: warning
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@@ -216,7 +219,7 @@ tests:
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than 3 peers for more than 3 minutes"
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- eval_time: 16m # Values: 3 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1
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alertname: LowNumberOfPeers
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alertname: NumberOfPeersLow
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exp_alerts:
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- exp_labels:
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severity: warning
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@@ -6,18 +6,18 @@ groups:
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# Block production
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##############################################################################
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- alert: LowNumberOfNewBlocks
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- alert: BlockProductionSlow
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annotations:
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message: 'Less than one new block per minute on instance {{
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$labels.instance }}.'
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message: 'Best block on instance {{ $labels.instance }} increases by
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less than 1 per minute for more than 3 minutes.'
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expr: increase(polkadot_block_height{status="best"}[1m]) < 1
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for: 3m
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labels:
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severity: warning
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- alert: LowNumberOfNewBlocks
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- alert: BlockProductionSlow
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annotations:
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message: 'Less than one new block per minute on instance {{
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$labels.instance }}.'
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message: 'Best block on instance {{ $labels.instance }} increases by
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less than 1 per minute for more than 10 minutes.'
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expr: increase(polkadot_block_height{status="best"}[1m]) < 1
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for: 10m
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labels:
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@@ -34,7 +34,7 @@ groups:
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severity: warning
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annotations:
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message: 'Finalized block on instance {{ $labels.instance }} increases by
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less than 1 per minute.'
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less than 1 per minute for more than 3 minutes.'
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- alert: BlockFinalizationSlow
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expr: increase(polkadot_block_height{status="finalized"}[1m]) < 1
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for: 10m
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@@ -42,7 +42,7 @@ groups:
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severity: critical
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annotations:
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message: 'Finalized block on instance {{ $labels.instance }} increases by
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less than 1 per minute.'
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less than 1 per minute for more than 10 minutes.'
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- alert: BlockFinalizationLaggingBehind
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# Under the assumption of an average block production of 6 seconds,
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# "best" and "finalized" being more than 10 blocks apart would imply
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@@ -54,7 +54,7 @@ groups:
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severity: critical
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annotations:
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message: "Block finalization on instance {{ $labels.instance }} is behind
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block production by {{ $value }} for more than 8m"
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block production by {{ $value }} for more than 8 minutes."
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##############################################################################
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# Transaction queue
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@@ -68,7 +68,7 @@ groups:
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severity: warning
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annotations:
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message: 'The transaction pool size on node {{ $labels.instance }} has
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been monotonically increasing for the last 10 minutes.'
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been monotonically increasing for more than 10 minutes.'
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- alert: TransactionQueueSizeIncreasing
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expr: 'increase(polkadot_sub_txpool_validations_scheduled[5m]) -
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increase(polkadot_sub_txpool_validations_finished[5m]) > 0'
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@@ -77,7 +77,7 @@ groups:
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severity: critical
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annotations:
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message: 'The transaction pool size on node {{ $labels.instance }} has
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been monotonically increasing for the last 30 minutes.'
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been monotonically increasing for more than 30 minutes.'
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- alert: TransactionQueueSizeHigh
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expr: 'polkadot_sub_txpool_validations_scheduled -
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polkadot_sub_txpool_validations_finished > 10000'
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@@ -86,13 +86,13 @@ groups:
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severity: critical
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annotations:
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message: 'The transaction pool size on node {{ $labels.instance }} has
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been above 10_000 for the last 5 minutes.'
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been above 10_000 for more than 5 minutes.'
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##############################################################################
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# Networking
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##############################################################################
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- alert: LowNumberOfPeers
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- alert: NumberOfPeersLow
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expr: polkadot_sub_libp2p_peers_count < 3
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for: 3m
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labels:
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@@ -100,7 +100,7 @@ groups:
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annotations:
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message: 'The node {{ $labels.instance }} has less than 3 peers for more
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than 3 minutes'
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- alert: LowNumberOfPeers
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- alert: NumberOfPeersLow
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expr: polkadot_sub_libp2p_peers_count < 3
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for: 15m
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labels:
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@@ -113,7 +113,7 @@ groups:
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# System
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##############################################################################
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- alert: HighNumberOfFileDescriptors
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- alert: NumberOfFileDescriptorsHigh
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expr: 'node_filefd_allocated{domain=~"kusama|polkadot"} > 10000'
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for: 3m
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labels:
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@@ -126,7 +126,7 @@ groups:
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# Others
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##############################################################################
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- alert: AuthorityDiscoveryHighDiscoveryFailure
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- alert: AuthorityDiscoveryDiscoveryFailureHigh
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expr: 'polkadot_authority_discovery_handle_value_found_event_failure /
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ignoring(name)
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polkadot_authority_discovery_dht_event_received{name="value_found"} > 0.5'
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@@ -134,5 +134,6 @@ groups:
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labels:
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severity: warning
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annotations:
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message: "Authority discovery on node {{ $labels.instance }} fails to
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process more than 50 % of the values found on the DHT."
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message: 'Authority discovery on node {{ $labels.instance }} fails to
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process more than 50 % of the values found on the DHT for more than 2
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hours.'
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