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Merge pull request #1857 from pkudikyala/NR-89144-Apache-Hadoop
NR-89144 Apache Hadoop quickstart
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# Name of the alert | ||
name: Dead DataNodes | ||
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# Description and details | ||
description: |+ | ||
This alert is triggered if the dead DataNodes exceeds 1 for 5 minutes. | ||
# Type of alert | ||
type: STATIC | ||
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# NRQL query | ||
nrql: | ||
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query: "SELECT latest(NumDeadDataNodes) AS 'Dead Data Nodes' FROM HadoopNameNodeSample" | ||
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# Function used to aggregate the NRQL query value(s) for comparison to the terms.threshold (Default: SINGLE_VALUE) | ||
valueFunction: SINGLE_VALUE | ||
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# List of Critical and Warning thresholds for the condition | ||
terms: | ||
- priority: CRITICAL | ||
# Operator used to compare against the threshold. | ||
operator: ABOVE | ||
# Value that triggers a violation | ||
threshold: 1 | ||
# Time in seconds; 120 - 3600 | ||
thresholdDuration: 300 | ||
# How many data points must be in violation for the duration | ||
thresholdOccurrences: ALL | ||
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# Duration after which a violation automatically closes | ||
# Time in seconds; 300 - 2592000 (Default: 86400 [1 day]) | ||
violationTimeLimitSeconds: 86400 |
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# Name of the alert | ||
name: Missing Blocks in HDFS | ||
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# Description and details | ||
description: |+ | ||
This alert is triggered if the missing blocks exceeds 3 for 5 minutes. | ||
# Type of alert | ||
type: STATIC | ||
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# NRQL query | ||
nrql: | ||
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query: "SELECT latest(NumberOfMissingBlocks) AS 'Missing Blocks' FROM HadoopNameNodeSample" | ||
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# Function used to aggregate the NRQL query value(s) for comparison to the terms.threshold (Default: SINGLE_VALUE) | ||
valueFunction: SINGLE_VALUE | ||
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# List of Critical and Warning thresholds for the condition | ||
terms: | ||
- priority: CRITICAL | ||
# Operator used to compare against the threshold. | ||
operator: ABOVE | ||
# Value that triggers a violation | ||
threshold: 3 | ||
# Time in seconds; 120 - 3600 | ||
thresholdDuration: 300 | ||
# How many data points must be in violation for the duration | ||
thresholdOccurrences: ALL | ||
- priority: WARNING | ||
# Operator used to compare against the threshold. | ||
operator: ABOVE | ||
# Value that triggers a violation | ||
threshold: 1 | ||
# Time in seconds; 120 - 3600, must be a multiple of 60 for Baseline conditions | ||
thresholdDuration: 300 | ||
# How many data points must be in violation for the duration | ||
thresholdOccurrences: ALL | ||
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# Duration after which a violation automatically closes | ||
# Time in seconds; 300 - 2592000 (Default: 86400 [1 day]) | ||
violationTimeLimitSeconds: 86400 |
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# Name of the alert | ||
name: NameNode Volume Failures | ||
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# Description and details | ||
description: |+ | ||
This alert is triggered if the volume failures exceeds 2 for 5 minutes. | ||
# Type of alert | ||
type: STATIC | ||
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# NRQL query | ||
nrql: | ||
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query: "SELECT latest(VolumeFailuresTotal) AS 'Volume Failures' FROM HadoopNameNodeSample" | ||
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# Function used to aggregate the NRQL query value(s) for comparison to the terms.threshold (Default: SINGLE_VALUE) | ||
valueFunction: SINGLE_VALUE | ||
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# List of Critical and Warning thresholds for the condition | ||
terms: | ||
- priority: CRITICAL | ||
# Operator used to compare against the threshold. | ||
operator: ABOVE | ||
# Value that triggers a violation | ||
threshold: 2 | ||
# Time in seconds; 120 - 3600 | ||
thresholdDuration: 300 | ||
# How many data points must be in violation for the duration | ||
thresholdOccurrences: ALL | ||
- priority: WARNING | ||
# Operator used to compare against the threshold. | ||
operator: ABOVE | ||
# Value that triggers a violation | ||
threshold: 1 | ||
# Time in seconds; 120 - 3600, must be a multiple of 60 for Baseline conditions | ||
thresholdDuration: 300 | ||
# How many data points must be in violation for the duration | ||
thresholdOccurrences: ALL | ||
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||
# Duration after which a violation automatically closes | ||
# Time in seconds; 300 - 2592000 (Default: 86400 [1 day]) | ||
violationTimeLimitSeconds: 86400 |
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# Name of the alert | ||
name: Used Disk Percent | ||
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# Description and details | ||
description: |+ | ||
This alert is triggered when used disk space exceeds 90% for at least 5 minutes. | ||
# Type of alert | ||
type: STATIC | ||
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# NRQL query | ||
nrql: | ||
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query: "SELECT latest(PercentUsed) FROM HadoopNameNodeSampleMetrics" | ||
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# Function used to aggregate the NRQL query value(s) for comparison to the terms.threshold (Default: SINGLE_VALUE) | ||
valueFunction: SINGLE_VALUE | ||
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# List of Critical and Warning thresholds for the condition | ||
terms: | ||
- priority: CRITICAL | ||
# Operator used to compare against the threshold. | ||
operator: BELOW | ||
# Value that triggers a violation | ||
threshold: 90 | ||
# Time in seconds; 120 - 3600 | ||
thresholdDuration: 300 | ||
# How many data points must be in violation for the duration | ||
thresholdOccurrences: ALL | ||
- priority: WARNING | ||
# Operator used to compare against the threshold. | ||
operator: BELOW | ||
# Value that triggers a violation | ||
threshold: 85 | ||
# Time in seconds; 120 - 3600, must be a multiple of 60 for Baseline conditions | ||
thresholdDuration: 300 | ||
# How many data points must be in violation for the duration | ||
thresholdOccurrences: ALL | ||
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# Duration after which a violation automatically closes | ||
# Time in seconds; 300 - 2592000 (Default: 86400 [1 day]) | ||
violationTimeLimitSeconds: 86400 |
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