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{
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"id": 100,
"title": "1. Distributed Lock & Peer Health (v3)",
"type": "row"
},
{
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{
"title": "Lock Timeouts & Dropped RPCs (Stall / Flapping Indicator)",
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"gridPos": { "h": 8, "w": 12, "x": 12, "y": 1 },
"id": 2,
"fieldConfig": {
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{
"expr": "sum(rate(minio_locks_dropped{server=~\"$server\"}[5m])) by (server)",
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"id": 200,
"title": "2. API Requests & Hot Object Correlation (v3)",
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{
"title": "S3 Mutation Operations (Put/Copy/Delete) by Peer",
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{
"title": "S3 API TTFB Latency (P95 / P99)",
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"expr": "histogram_quantile(0.95, sum(rate(minio_api_requests_ttfb_seconds_distribution{name=~\"PutObject|CopyObject\", server=~\"$server\"}[5m])) by (le, name))",
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{
"expr": "histogram_quantile(0.99, sum(rate(minio_api_requests_ttfb_seconds_distribution{name=~\"PutObject|CopyObject\", server=~\"$server\"}[5m])) by (le, name))",
"legendFormat": "P99 TTFB - {{name}}"
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"gridPos": { "h": 1, "w": 24, "x": 0, "y": 18 },
"id": 300,
"title": "3. Waiting Queues & Internode Latency",
"type": "row"
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"title": "API Inflight & Waiting Requests Queue",
"type": "timeseries",
"gridPos": { "h": 8, "w": 12, "x": 0, "y": 19 },
"id": 5,
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"expr": "sum(minio_api_requests_inflight_total{server=~\"$server\"}) by (server)",
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{
"title": "Go Goroutines & Internode Dial Latency (ms)",
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"id": 6,
"fieldConfig": {
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"expr": "go_goroutines{job=~\"minio.*\", instance=~\"$server\"}",
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{
"expr": "minio_system_network_internode_dial_avg_duration_nanoseconds{server=~\"$server\"} / 1000000",
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"time": { "from": "now-1h", "to": "now" },
"title": "MinIO AIStor - Lock & RPC Correlation (v3)"
}