This comprehensive tutorial walks you through installing and configuring Grafana, Prometheus, and related exporters, setting up dashboards, enabling email alerts, and extending monitoring to MySQL, RabbitMQ, Redis, and TiDB, all while providing clear code snippets and practical tips for a robust observability stack.
This guide presents a comprehensive, layered Kubernetes monitoring architecture—including control plane, node, resource, and extension layers—detailing high‑availability Prometheus deployment, alert grouping strategies, custom CRD metrics, visualization dashboards, and practical best‑practice recommendations for reliable observability in cloud‑native environments.
Prometheus supports four core metric types—gauge, counter, summary, and histogram—each with distinct semantics and usage patterns; this guide explains their definitions, how to update them via client libraries, and how they appear in the Prometheus text exposition format, including example code and query tips.
This guide reviews six free open‑source network monitoring solutions—Zabbix, Prometheus, Cacti, Grafana, OpenNMS, and Nagios—detailing their key features and how they help operations teams ensure system security, detect issues early, and maintain smooth network performance.
This guide walks you through installing Prometheus via binary download, configuring global scrape settings and job definitions, running the server with command‑line options, and using the web UI and PromQL to verify target health and query metrics, illustrated with screenshots and example queries.
This article explains five practical ways to count QPS—from gateway and application instrumentation to monitoring tools, log analysis, and database metrics—while highlighting common pitfalls such as health‑check filtering, thread‑safety, and multi‑node aggregation, helping engineers make informed scaling decisions.
This article explains Prometheus' origins, open‑source development, CNCF graduation, core components, time‑series data model, text‑based metric protocol, powerful PromQL queries, service discovery mechanisms, and alerting practices, providing a comprehensive guide for cloud‑native observability.
This article analyzes the shortcomings of the legacy database monitoring system, explains the transition from a push‑based to a pull‑based architecture, outlines comprehensive metric collection, intelligent alert strategies, and self‑healing mechanisms, and showcases the performance improvements achieved with the new solution.
This tutorial walks you through installing and configuring Grafana and Prometheus, adding exporters for system metrics, MySQL, RabbitMQ, Redis and TiDB, setting up dashboards, creating alert rules, and using Grafana's HTTP API for automation, providing a complete end‑to‑end monitoring solution.
This tutorial walks you through downloading Prometheus, setting up self‑monitoring, starting the server, opening firewall ports, exploring the built‑in UI, adding Node Exporter targets, configuring scrape jobs, creating recording rules, and visualizing metrics with queries and graphs.
This guide walks you through installing and configuring Prometheus and Grafana, comparing Prometheus with Zabbix, adding exporters for system metrics, MySQL, RabbitMQ, Redis and TiDB, setting up dashboards, plugins, and email alerts to create a comprehensive monitoring solution.
This article explains why dynamic service discovery is essential, compares static Prometheus configurations with Nacos‑based discovery, and provides step‑by‑step OpenAPI and command‑line examples for registering and deregistering service instances, enabling a fully automated monitoring loop.
This article introduces six free, open‑source network monitoring solutions—Zabbix, Prometheus, Cacti, Grafana, OpenNMS, and Nagios—detailing their key features and how they help operations teams ensure system stability and quickly resolve issues.
This guide explains what Grafana variables are, why they act like a dashboard control knob, and provides step‑by‑step instructions with screenshots and JSON examples for creating data‑source, business‑tag, and JSON‑file variables to build interactive monitoring dashboards.
This article presents a comprehensive, step‑by‑step analysis of a high‑throughput, asynchronous OCR pipeline built with Spring Boot and Tesseract, covering system architecture, thread‑pool tuning, custom invoice‑specific model training, multi‑engine fusion, structured data extraction, performance optimizations, GPU acceleration, Kubernetes deployment, monitoring, security compliance, chaos testing, and future evolution plans.
Network monitoring is essential for system reliability, and this article introduces six free, open-source tools—Zabbix, Prometheus, Cacti, Grafana, OpenNMS, and Nagios—detailing their features and how they help operations engineers quickly detect and resolve issues.
This guide explains how to install and configure the prometheus-nginxlog-exporter in the Yunzhou Observability platform, covering its core features, metric types, one‑click deployment steps, chart visualization, alert rule setup, and common troubleshooting tips for comprehensive Nginx monitoring.
This article explains how oversized database query results can cause JVM heap spikes, frequent Full GC, or OOM crashes in Java services, and demonstrates a non‑intrusive MyBatis interceptor solution that monitors, grades, and blocks risky queries while exposing Prometheus metrics for proactive alerting and capacity planning.
After a midnight CPU alarm threatened service stability, I walked through rapid diagnosis with top and htop, identified JVM bottlenecks using jstat and async‑profiler, refactored a Java sorting algorithm, added caching, optimized database queries, containerized the service, and set up Prometheus‑Grafana alerts to prevent future incidents.
This article provides a comprehensive overview of the Spring ecosystem upgrade, detailing Spring 6 core features such as JDK 17 baseline, Project Loom virtual threads, declarative HTTP clients, RFC‑7807 ProblemDetail handling, GraalVM native images, as well as Spring Boot 3 breakthroughs like Jakarta EE migration, OAuth2 server, Prometheus monitoring, and practical migration roadmaps for cloud‑native applications.
This guide explains how to integrate Prometheus with Spring Boot using Actuator and Micrometer, configure Docker containers, set up Grafana for visualization, and create custom metrics, providing a complete monitoring solution for microservice applications.
This article walks you through deploying the libvirt‑exporter, registering it with Nacos for service discovery, exposing it to Prometheus, and adding a ready‑made Grafana dashboard, providing a complete monitoring solution for virtualized environments.
This guide walks you through installing Alertmanager via the kube‑prometheus‑stack Helm chart, configuring SMTP proxy and email notifications, customizing alert templates, and upgrading the chart so you can achieve reliable, automated alerting for your Kubernetes clusters.
This article shows how to replace static, error‑prone alert thresholds with dynamic baselines, root‑cause analysis chains, and AI‑driven predictions in a Spring Boot‑based monitoring stack, dramatically cutting false alarms and enabling proactive fault detection.
This article walks through the core code of a Nacos‑Prometheus adapter, explaining how it connects to Nacos, retrieves service and instance data, formats it into Prometheus http_sd JSON, and serves it via an HTTP endpoint, enabling dynamic service discovery for monitoring.
Learn how to replace static Prometheus target files with dynamic service discovery by integrating Alibaba’s open‑source Nacos registry, configuring a Go‑based adapter, adding HTTP‑SD configs to the Prometheus Operator, and validating the automated monitoring of large‑scale microservice deployments.
This guide walks you through deploying kube-state-metrics, configuring Prometheus to collect CPU, memory and other resource metrics per Kubernetes namespace, setting up ResourceQuota and LimitRange visualizations, and verifying data collection with Helm, Docker, and curl commands, enabling comprehensive cluster health monitoring.
In modern cloud‑native environments, Prometheus Alertmanager offers powerful grouping, inhibition, and silencing features that reduce alert noise, help pinpoint root causes, and provide scheduled quiet periods, enabling teams to transform chaotic alert storms into manageable, actionable notifications.
Learn how to set up Prometheus to collect metrics from a Consul Server cluster deployed via Helm on Kubernetes, including enabling metrics, creating a ServiceMonitor, verifying data collection, and visualizing the results in Grafana with a ready-made dashboard.
This tutorial explains how to integrate Prometheus with Consul for automatic service discovery in cloud‑native environments, covering ACL policy creation, token generation, adding static scrape configurations via the Prometheus Operator, and verification steps to ensure reliable monitoring.
This guide walks ops engineers through setting up comprehensive monitoring for JuiceFS CSI in Kubernetes, covering metrics extraction via the mount pod, creating a PodMonitor for Prometheus, and visualizing data with Grafana dashboards to enable proactive issue detection and rapid response.
This article explains how to design and implement an automated inspection platform that leverages Prometheus and Grafana for metric collection, splits inspection tasks, schedules them with cron, generates reports, sends WeChat notifications, and exports results to PDF, all using Go and the gin‑vue‑admin framework.
This article explains how PrometheusRule, a Kubernetes custom resource, simplifies the management of alerting and recording rules by centralizing configurations, reducing restarts, avoiding conflicts, and enabling version‑controlled, modular monitoring for cloud‑native environments.
The article details MicroOps' virtual network feature on Kubernetes, covering manual and intent‑driven deployment, topology visualization and editing, node types, monitoring with Prometheus and Fluentd, chaos injection via ChaosMesh and VN_Chaos, and upcoming alarm and self‑healing modules.
This article dives deep into ServiceMonitor, comparing it with traditional Prometheus configurations, detailing its core fields, and providing hands‑on examples for Harbor and GitLab metrics, enabling you to create stable, flexible, and maintainable monitoring setups for Kubernetes services.
This article details Vivo's end‑to‑end Pulsar observability solution, covering the challenges of Prometheus‑based monitoring, the architecture of the alerting pipeline, adaptor development, metric optimizations for subscription backlog and bundle load, and fixes for kop lag reporting issues.
This guide explains why traditional monitoring falls short in cloud‑native environments and shows step‑by‑step how to install and configure the Prometheus Operator on Kubernetes using Helm, including custom image settings, storage configuration, and verification of the deployed services.
Loki, an open‑source log aggregation system from Grafana Labs, integrates tightly with Prometheus and Grafana, stores logs efficiently using object storage, offers a simple label‑based model, and provides cost‑effective, high‑performance logging for cloud‑native environments while outlining its architecture, usage, configuration, advantages, limitations, and retention policies.
This guide explains how to monitor Longhorn storage in Kubernetes by collecting metrics with Prometheus, configuring scraping, verifying data collection, and visualizing everything in Grafana, enabling proactive performance tuning and reliable operations.
This article walks through five concrete implementations for per‑minute API call counting—fixed window, lazy sliding window, Spring AOP, Redis time‑series, and Micrometer + Prometheus—detailing their design, code, trade‑offs, benchmark results, memory usage, and real‑world deployment tips.
This article explains why per‑minute API call counting is essential for performance bottleneck detection, capacity planning, security alerts and billing, and presents five concrete Java‑based implementations—including a fixed‑window counter, a sliding‑window counter, AOP‑based transparent monitoring, a Redis time‑series solution, and Micrometer‑Prometheus integration—along with a hybrid architecture, performance benchmarks, and practical capacity‑planning advice.
This guide explains three practical methods for deploying the Prometheus node_exporter collector across large numbers of Linux servers—using a JumpServer with Ansible, a standalone Ansible playbook, or a custom Bash script combined with an internal static file server—complete with configuration, service setup, and integration into Consul and vmagent monitoring.
This guide walks you through deploying kube-state-metrics, configuring Prometheus scrape jobs, verifying metric collection, and adding Grafana dashboards to achieve a visible, manageable, and reliable Kubernetes monitoring solution for large‑scale clusters.
This article compares Prometheus and Zabbix across architecture design, data collection methods, storage engines, scalability, deployment complexity, alerting mechanisms, and suitable scenarios, helping operations teams choose the most appropriate monitoring solution for cloud‑native or traditional enterprise environments.
When a midnight CPU alarm triggered, I logged into the server, identified runaway Java processes, profiled the JVM, refactored a costly sorting algorithm, added database indexes, containerized the service, and set up Prometheus alerts, ultimately reducing CPU usage below 30% and restoring millisecond response times.
This guide shows how to integrate Jenkins with Prometheus and Grafana, covering plugin installation, metric endpoint exposure, Prometheus scraping configuration, verification via curl, and importing a ready‑made Grafana dashboard to achieve proactive, visualized CI/CD monitoring.
When a midnight CPU alarm threatened service availability, I walked through rapid system checks, JVM profiling, algorithm refactoring, database indexing, Docker isolation, and Prometheus alerting to bring CPU usage back below 30% and restore millisecond‑level response times.
This guide details how to expose the nginx‑ingress metrics port, configure static and ServiceMonitor‑based scraping in Prometheus Operator, create necessary secrets, and integrate the metrics into Grafana dashboards, providing a complete Kubernetes‑native solution for monitoring ingress traffic.
This guide explains the four SRE golden signals—Latency, Traffic, Errors, and Saturation—covers their definitions, how to measure them with Prometheus in Node.js, compares them to RED and USE frameworks, and provides concrete alerting rules for reliable service monitoring.
This tutorial explains Prometheus' core components, shows how to deploy Prometheus Server, Node Exporter, cAdvisor, and Grafana as Docker containers on two hosts, configures scraping and alerting, and demonstrates visualizing metrics with ready‑made Grafana dashboards.
This comprehensive guide walks you through PromQL fundamentals, data types, query expressions, selectors, operators, aggregation, and essential functions, illustrating each concept with real‑world monitoring scenarios and code examples to help you effectively query and analyze time‑series data in Prometheus.
This article provides a comprehensive guide to Spring 6.0’s new baseline JDK 17 requirement, virtual threads, declarative HTTP clients, RFC‑7807 ProblemDetail handling, GraalVM native image support, and Spring Boot 3.0 improvements such as Jakarta EE migration, OAuth2 authorization server, Prometheus monitoring, and practical migration steps for enterprise applications.
This tutorial explains how to bridge Python with Prometheus using the prometheus_api_client library, fetch time‑series metrics, process the data with pandas, and create insightful visualizations with Plotly, illustrating a complete workflow from data collection to presentation.
Learn how to combine Zabbix and Prometheus by deploying Node_exporter, configuring systemd, creating Zabbix templates, HTTP proxy items, and Prometheus pattern items, enabling seamless monitoring of server metrics without fully replacing your existing Zabbix setup.
Learn step‑by‑step how to deploy the Elasticsearch‑exporter via Helm, configure Prometheus to scrape its metrics, and visualize them in Grafana, enabling comprehensive monitoring of Elasticsearch clusters for performance, health, and early issue detection in Kubernetes environments.
This article introduces Promtool, the multifunctional command‑line utility bundled with Prometheus, and explains how to validate configurations, check and test rules, query metrics, manage the TSDB, run unit tests, use debugging helpers, install the tool, and apply best‑practice recommendations.
This guide explains how to set up HAProxy monitoring by configuring a Prometheus exporter, adding HAProxy targets to Prometheus, verifying metric collection, and visualizing the data in Grafana with a ready-made dashboard, ensuring reliable and performant services.
This guide explains what Prometheus monitoring is, walks through downloading the correct version for a Kubernetes cluster, customizing alert rules, deploying and cleaning up Prometheus, and troubleshooting common Alertmanager connection problems by checking DNS and network configurations.
This article explores how high cardinality in Prometheus metrics impacts AI large‑model and autonomous‑driving observability, explains the underlying concepts, outlines the performance and cost challenges, and presents practical design, collection, and query‑side solutions—including metric modeling, pre‑aggregation, and remote‑read pushdown—to keep monitoring efficient and scalable.
This article introduces six free open-source network monitoring solutions—Zabbix, Prometheus, Cacti, Grafana, OpenNMS, and Nagios—explaining their key features and how they help operations teams ensure system security and performance.
This article shares practical experience from Volcengine's managed Prometheus service and its deep integration with large‑model and autonomous‑driving platforms, explaining what high cardinality is, its impact on monitoring systems, root causes, and a range of design, collection, and analysis techniques to mitigate it.
The article analyzes the pain points of managing several Elasticsearch clusters separately, compares native Kibana, custom scripts, and commercial tools, and then walks through a practical implementation using the lightweight INFINI Console to achieve unified, version‑agnostic monitoring and alerting.
This article explores the observability challenges of AI inference services, outlines a comprehensive Prometheus‑based metric collection strategy, and demonstrates practical monitoring implementations for Ray Serve, vLLM, GPU resources, and custom metrics to build stable, high‑performance inference pipelines.
Monitoring Kubernetes is essential to detect resource contention, component failures, and network issues; it involves tracking core component metrics such as API server latency, etcd write times, scheduler delays, as well as node‑level CPU, memory, disk, and network statistics, pod health, and custom application metrics exposed via Prometheus exporters for comprehensive observability.
This article explores the monitoring challenges of large‑scale AI inference services, outlines the key observability requirements, and provides a complete Prometheus‑based metric collection framework—including Ray Serve and vLLM integrations—to help developers build stable, high‑performance inference applications.
This guide walks you through integrating SpringBoot with Prometheus and Grafana, covering dependency setup, YAML configuration, a test controller, Prometheus scrape jobs, and Grafana dashboard creation to achieve real‑time application monitoring and performance analysis.
This guide walks Kubernetes administrators through the full lifecycle of Process Exporter—from lightweight deployment and RBAC setup, through Prometheus Operator integration and Grafana dashboard creation, to detailed configuration and alerting—enabling precise process‑level monitoring and rapid root‑cause analysis.
This guide outlines a comprehensive, low‑cost monitoring solution using open‑source tools like Prometheus, Node Exporter, cAdvisor, and Grafana, covering architecture design, deployment steps, cost estimation, risk mitigation, and benefits for small‑to‑medium enterprises.
This article explains how to build a comprehensive observability stack for Kubernetes APIServer using Prometheus metrics, access‑log analysis, SPL‑driven time‑series generation, anomaly detection, root‑cause drill‑down, and OpenTelemetry tracing to quickly locate and resolve service disruptions.
This article explains how to enrich Kubernetes APIServer observability by converting access logs into time‑series metrics, applying SPL‑based aggregation, anomaly detection, and root‑cause drill‑down, and supplementing with OpenTelemetry tracing to quickly pinpoint failures during large‑scale outages.
This article examines common label misuse in Prometheus, explains why adding global labels to every metric can cause data bloat, configuration rigidity, and dimensional pollution, and provides concrete best‑practice patterns, dynamic injection techniques, and governance rules to keep monitoring systems efficient and maintainable.
The article introduces GPUprobe, an eBPF‑based tool that provides lightweight, continuous, application‑level monitoring of CUDA memory allocation, leaks, and kernel launches, compares it with NSight Systems and DCGM, and demonstrates near‑zero overhead integration with Prometheus and Grafana through detailed code examples and real‑world output analysis.
This tutorial walks you through downloading and running Prometheus on CentOS, configuring its own self‑monitoring, opening firewall ports, adding Node Exporter targets, creating recording rules, and visualizing metrics with the built‑in graph UI, complete with command‑line examples and screenshots.
This guide walks through building a complete Kubernetes monitoring stack, covering metric exposure, collection, visualization, alerting, Prometheus configuration for cAdvisor and custom Java apps, dynamic pod discovery, and integrating OpenTelemetry Collector for push‑based observability.
Prometheus 3.0, the first major release in seven years, introduces a rebuilt UI, Remote‑Write 2.0 with richer metadata, full UTF‑8 support, native OpenTelemetry ingestion, experimental native histograms, performance gains, and a set of breaking changes that require careful migration.
Prometheus 3.0, the first major release in seven years, adds a fresh UI, native OTLP support, full UTF‑8 handling, native histograms and performance boosts, while also offering guidance on high‑cardinality, alert for‑fields, storage and high‑availability challenges for modern monitoring deployments.
Prometheus 3.0, the first major release in seven years, introduces a revamped UI, Remote Write 2.0 with native metadata and histogram support, full UTF‑8 metric and label names, OTLP ingestion, performance gains over 2.x, and a roadmap of upcoming cloud‑native enhancements.
After the OpenAI outage caused massive Kubernetes API overload, Alibaba Cloud’s Container Service and Observability teams detail how they reinforce large‑scale K8s clusters with high‑availability control‑plane design, optimized Prometheus probing, out‑of‑band monitoring, and best‑practice guidelines for capacity planning, safe releases, and rapid incident response.
This guide reviews six free open‑source network monitoring solutions—Zabbix, Prometheus, Cacti, Grafana, OpenNMS, and Nagios—detailing their key features and how they help operations teams ensure system stability, detect issues early, and maintain secure, smooth network performance.
This guide explains how to achieve zone‑level disaster recovery on Alibaba Cloud by deploying multi‑AZ ACK clusters, configuring Service Mesh ASM for observability and traffic shifting, and using Prometheus‑based metrics and alerts to detect and isolate failures, including step‑by‑step instructions and sample YAML manifests.
Using the recent OpenAI service disruption as a case study, this article examines the stability challenges of large‑scale Kubernetes deployments and details how Alibaba Cloud Container Service and its Prometheus‑based observability solutions enhance reliability through high‑availability architecture, optimized exporters, out‑of‑band data links, and best‑practice guidelines.
This guide shows how to enable Nacos metrics, configure Prometheus to scrape them, and visualize the data with a Grafana dashboard, providing a centralized view across different departments for enterprise monitoring and decision‑making.
This guide walks through a complete Kubernetes DevOps case study, detailing how to containerize micro‑services, create Docker images, write deployment and service manifests, set up a CI/CD pipeline with Jenkins or GitLab CI, integrate monitoring with Prometheus‑Grafana, manage logs via ELK/EFK, optionally add a service mesh, and perform fault‑injection testing for continuous optimization.
This guide explains how to use Alibaba Cloud Service Mesh (ASM) to add infrastructure‑level observability for large language model (LLM) traffic, covering custom access‑log fields, new Prometheus metrics for token usage, and adding model dimensions to native Istio metrics, with step‑by‑step commands and configuration examples.
This guide explains how to monitor a Spring Boot application using Prometheus, configure Spring Boot Actuator, run Prometheus (including Docker deployment), set up Grafana for visualizing metrics, and create custom metrics with Micrometer, providing step‑by‑step instructions and code examples.
Learn step‑by‑step how to activate Ceph’s monitoring modules, configure Prometheus to collect Ceph metrics, verify data collection, and integrate Grafana dashboards, including tips on required dependencies and troubleshooting, to ensure reliable, secure storage management in enterprise cloud‑native environments.
This article analyses the OpenAI large‑scale Kubernetes outage, explains the inherent risks of massive K8s clusters, and presents Alibaba Cloud's architectural enhancements, observability improvements, and best‑practice guidelines to achieve high‑availability and reliable operation of thousands‑node Kubernetes environments.
This article demonstrates how to use Spring Boot 3 Actuator together with Prometheus and Grafana to monitor JVM, Tomcat, database, Redis, and remote HTTP calls, providing real‑time metrics that help detect bottlenecks, optimize resources, and ensure stable performance under high load.
This guide walks you through configuring MinIO's enterprise monitoring panel, generating Prometheus metrics for clusters, nodes, buckets, and resources, integrating them into Grafana dashboards, and verifying successful data collection to enhance data management and operational efficiency.
This guide explains how to use cAdvisor‑provided container network traffic counters as custom metrics for Kubernetes HPA, covering metric collection, Prometheus‑adapter configuration, verification, and a complete HPA testing workflow for elastic scaling of non‑CPU‑intensive workloads.
This guide explains how to activate GitLab's metrics endpoint, configure Prometheus to scrape GitLab data, verify collection, and import ready-made Grafana dashboards to monitor CI/CD pipelines, providing step‑by‑step commands and screenshots for a complete monitoring solution.
Learn step‑by‑step how to enable metrics on ingress‑nginx, configure Prometheus to scrape those metrics, verify data collection, and add customized Grafana panels—including Harbor monitoring—to achieve a robust, enterprise‑level observability solution for Kubernetes workloads.
Learn step‑by‑step how to deploy the harbor‑exporter, configure Prometheus to scrape Harbor metrics, verify data collection, and add official Grafana dashboards, enabling real‑time monitoring of your Harbor registry for improved stability, security, and performance in cloud‑native environments.
This article explains the motivations for adopting Prometheus, introduces its core components and metric types, and demonstrates how comprehensive monitoring of business‑critical data, failure events, QPS, latency, and underlying resources can improve system stability and accelerate fault response.
This article compares Zabbix and Prometheus across performance, data collection, visualization, and alerting, highlighting their architectural differences, ecosystem strengths, and suitability for traditional data‑center monitoring versus dynamic cloud‑native workloads.
Learn step‑by‑step how to deploy redis‑exporter, configure Prometheus to scrape Redis metrics, and create a comprehensive Grafana dashboard, enabling you to instantly visualize Redis performance, detect issues early, and maintain high availability in fast‑paced internet environments.
This article provides a step‑by‑step guide to building a custom Kubernetes controller in Go that uses Prometheus metrics to intelligently schedule Flink TaskManager Pods, covering the underlying scheduler concepts, code implementation, Docker image creation, RBAC setup, deployment, testing, and advanced considerations.
This guide walks you through deploying pgpool2_exporter, configuring Prometheus to scrape its metrics, and setting up Grafana dashboards so you can continuously monitor PGPool-II performance and quickly detect issues in a PostgreSQL environment.
Learn how to deploy postgres_exporter, configure PostgreSQL extensions, set up Prometheus scraping, and create Grafana dashboards for comprehensive PostgreSQL performance monitoring, complete with command-line instructions and tips for verifying data collection and visualizing metrics.
This guide introduces six free open‑source network monitoring solutions—Zabbix, Prometheus, Cacti, Grafana, OpenNMS, and Nagios—detailing their key features and how they help operations teams ensure system security and performance.
