Alauda Service Mesh

Gateway Operations

TOC

Introduction

Gateway Operations provides comprehensive monitoring and logging capabilities to ensure stable ingress gateway performance. It addresses:

  • Real-time health visibility challenges
  • Alert fatigue through smart thresholds
  • Post-mortem analysis needs
  • Compliance auditing requirements

Core value: Proactive maintenance and rapid troubleshooting

Features

  • Auto-refreshing metrics dashboard
  • Built-in alert policies (CPU/Memory)
  • Multi-level log verbosity control
  • Access log pattern analysis
  • Historical event tracking

Advantages

Automation: Pre-configured monitoring policies
Granularity: 7-tier log level control
Integration: Unified operations center linkage
Compliance: Audit-ready access logs

Gateway Monitoring

Real-Time Metrics Access

  1. Navigate: Service Mesh > Gateway > Monitoring
  2. Use controls:
    • Manual refresh: Click
    • Auto-refresh: Set interval via
  3. View details:
    • Toggle chart lines via
    • Adjust thresholds with

Key Monitoring Metrics

MetricAlert ThresholdDescription
CPU Usage80% (default)Pod CPU limit utilization
Memory Usage90% (default)Pod memory limit utilization
QPSN/AHTTP requests per second
ConnectionsN/AActive TCP/HTTP sessions

Log Management

Configuration Steps

  1. Access gateway details page
  2. Update parameters:
ParameterOptionsImpact
Access LogOn/OffEnables request tracing
Log Leveltrace-debug-info-warning-error-critical-offVerbosity control

Access Log Analysis

Sample Entry:

2022-10-14 [2022-10-14T09:20:59.000Z] "GET /notfound HTTP/1.1" 404 - via_upstream - "-" 0 10 14 13 "-" "curl/7.29.0" "2f76bda0-f06b-91b0-a96f-5aead910e5d3" "10.11.172.161" "10.10.0.204:80" inbound|80|| 127.0.0.6:41864 10.10.0.204:80 10.44.1.23:37652

Critical Fields:

FieldExamplePurpose
%RESPONSE_CODE%404HTTP status
%DURATION%14msProcessing time
%UPSTREAM_HOST%10.10.0.204:80Backend target
%DOWNSTREAM_REMOTE_ADDRESS%10.44.1.23:37652Client origin

Alert Management

  1. Preconfigured Policies:
    • Pod health status
    • Resource overutilization
  2. Notification Setup:
    • Navigate: Operations Center > Alert Policies
    • Configure receivers/webhooks

Retention & Compliance

  • Log retention: Set via Operations Center > Log Strategy
  • Audit trail: 6 months default retention
  • Encryption: TLS 1.2+ for log transmission
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