64 lines
1.4 KiB
Markdown
64 lines
1.4 KiB
Markdown
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---
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layout: default
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title: API
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parent: Root Cause Analysis
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grand_parent: Performance Analyzer
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nav_order: 1
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---
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# RCA API
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## Sample request
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```
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# Request all available RCAs
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GET localhost:9600/_opensearch/_performanceanalyzer/rca
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# Request a specific RCA
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GET localhost:9600/_opensearch/_performanceanalyzer/rca?name=HighHeapUsageClusterRca
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```
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## Sample response
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```json
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{
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"HighHeapUsageClusterRca": [{
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"rca_name": "HighHeapUsageClusterRca",
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"state": "unhealthy",
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"timestamp": 1587426650942,
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"HotClusterSummary": [{
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"number_of_nodes": 2,
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"number_of_unhealthy_nodes": 1,
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"HotNodeSummary": [{
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"host_address": "192.168.144.2",
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"node_id": "JtlEoRowSI6iNpzpjlbp_Q",
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"HotResourceSummary": [{
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"resource_type": "old gen",
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"threshold": 0.65,
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"value": 0.81827232588145373,
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"avg": NaN,
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"max": NaN,
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"min": NaN,
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"unit_type": "heap usage in percentage",
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"time_period_seconds": 600,
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"TopConsumerSummary": [{
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"name": "CACHE_FIELDDATA_SIZE",
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"value": 590702564
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},
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{
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"name": "CACHE_REQUEST_SIZE",
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"value": 28375
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},
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{
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"name": "CACHE_QUERY_SIZE",
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"value": 12687
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}
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],
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}]
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}]
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}]
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}]
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}
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```
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