监控平台数据可视化设计
核心监控指标配置
在模型运行时监控平台中,我们重点关注以下核心指标:
模型性能指标:
model_accuracy:准确率,通过metrics.accuracy_score(y_true, y_pred)计算model_precision:精确率,通过metrics.precision_score(y_true, y_pred)计算model_recall:召回率,通过metrics.recall_score(y_true, y_pred)计算model_f1_score:F1分数,通过metrics.f1_score(y_true, y_pred)计算
系统资源指标:
cpu_utilization:CPU使用率,通过psutil.cpu_percent()监控memory_usage:内存占用,通过psutil.virtual_memory().percent获取gpu_utilization:GPU使用率,通过nvidia-smi --query-gpu=utilization.gpu采集
可视化配置步骤
- Prometheus数据源配置(可复现)
# prometheus.yml
scrape_configs:
- job_name: 'model_monitoring'
static_configs:
- targets: ['localhost:8000']
- Grafana仪表板创建
{
"dashboard": {
"title": "ML Model Performance",
"panels": [
{
"title": "Accuracy Trend",
"targets": ["model_accuracy"],
"type": "graph"
}
]
}
}
告警规则配置
# alerting_rules.yml
groups:
- name: model_alerts
rules:
- alert: AccuracyDrop
expr: model_accuracy < 0.8
for: 5m
labels:
severity: critical
annotations:
summary: "模型准确率下降到{{ $value }}"
通过上述配置,可实现模型性能的实时监控与异常告警。

讨论