MariaDB 監視
設定不要で、MariaDBのクエリパフォーマンス、InnoDBバッファプール、レプリケーションの状態、および接続メトリクスをリアルタイムで監視できます。
なぜ監視するのか MariaDB?
MariaDBは、MySQLから派生したコミュニティ主導のフォークであり、Webアプリケーション、データウェアハウス、エンタープライズワークロードにおいて、数百万人のユーザーに利用されています。クエリのスループットを最適化し、InnoDBバッファプールの効率を追跡し、レプリケーションの遅延を検知し、接続プールを管理するためには、MariaDBの監視が不可欠です。XitoringのMariaDB統合機能により、データベースのパフォーマンスを詳細に把握することができます。
私たちが モニター
Queries per Second
Rate of SELECT, INSERT, UPDATE, and DELETE statements.
Slow Queries
Number of queries exceeding the configured long_query_time threshold.
InnoDB Buffer Pool Hit Rate
Percentage of page reads served from buffer pool vs disk.
InnoDB Row Operations
Rate of row reads, inserts, updates, and deletes in InnoDB.
Connections
Active threads, connected threads, and max_connections usage.
Thread States
Distribution of thread states (running, sleeping, locked, etc.).
Replication Lag
Seconds_Behind_Master and slave I/O/SQL thread status.
Table Locks
Table lock waits and immediate lock acquisitions.
Temporary Tables
Rate of temporary tables created on disk vs in memory.
Binary Log
Binary log size and event count for replication tracking.
Aborted Connections
Failed connection attempts and aborted client connections.
Handler Operations
Handler read/write rates indicating storage engine activity.
設定可能 アラートのトリガー
ダッシュボードでカスタムトリガーを設定し、MariaDBのメトリクスが定義した閾値を超えた瞬間に通知を受け取れるようにします。
Replication Lag
重要なFires when slave falls behind master, risking data inconsistency and stale reads.
Slow Queries
警告Triggers when slow query rate exceeds threshold, indicating unoptimized queries or missing indexes.
Buffer Pool Hit Rate
警告Alerts when InnoDB buffer pool hit ratio drops, causing increased disk I/O.
Connection Usage
重要なFires when active connections approach max_connections, risking connection refused errors.
Table Lock Waits
警告Triggers when table lock contention increases, degrading concurrent query performance.
Aborted Connections
重要なAlerts when connection failures spike, indicating authentication issues or network problems.
Importance of MariaDB Monitoring
MariaDB handles critical data for web applications, e-commerce platforms, and enterprise systems. Without monitoring, slow queries, replication drift, and connection exhaustion can silently degrade user experience and risk data loss.
- Detect slow queries before they impact application response times
- Monitor InnoDB buffer pool efficiency to optimize memory allocation
- Track replication health to ensure read replicas stay consistent
- Identify connection pool exhaustion from application servers
- Prevent table lock contention in high-concurrency environments
Why Choose Xitoring
Xitoring delivers enterprise-grade MariaDB monitoring with zero-config setup. Our lightweight agent auto-discovers your MariaDB instances, starts collecting metrics in under 60 seconds, and integrates with your existing notification channels.
- One-command install — no complex YAML or config files
- 15+ global monitoring nodes for low-latency checks
- Unified dashboard for servers, databases, and uptime
- Flexible alerting via Slack, PagerDuty, Telegram & more
- Historical data retention for capacity planning & audits
はじめに 議事録
Install Xitogent on your server
If you haven't already, install the lightweight Xitogent monitoring agent on your server.
# Get your install command from: xitoring.com → Servers → Add Server
curl -s https://xitoring.com/install.sh | sudo bashCreate a monitoring user
Create a dedicated MariaDB user for metric collection with minimal privileges:
CREATE USER 'xitoring'@'localhost' IDENTIFIED BY 'your_password';
GRANT PROCESS, REPLICATION CLIENT ON *.* TO 'xitoring'@'localhost';Enable the MariaDB integration
Use the Xitoring dashboard or CLI to enable the MariaDB integration.
xitogent integrateConfigure alert thresholds (optional)
Set custom thresholds for query rate, buffer pool hit ratio, or replication lag to get notified when something needs attention.
頻繁に 質問をした
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