Best IT Infrastructure Monitoring Tools for Linux of 2026

New Relic offers sophisticated monitoring solutions for Cloud and Infrastructure as a Service (IaaS) designed specifically for large-scale enterprises. Our comprehensive platform consolidates data from various IaaS and Cloud service providers, enabling real-time oversight, automated notifications, and in-depth performance analysis. Boost operational efficiency with eBPF instrumentation through New Relic eAPM, along with personalized dashboards that help maximize resource management, keep expenses in check, and maintain infrastructure stability.

ManageEngine OpManager is an all-encompassing solution for monitoring IT infrastructures, aimed at assisting organizations in maintaining peak performance and accessibility across their networks. It offers real-time oversight of essential IT assets such as servers, switches, routers, firewalls, storage units, and virtual environments. Featuring sophisticated capabilities like automated network discovery, personalized dashboards, smart alerting, and performance analytics, OpManager enables IT teams to identify and address problems proactively, preventing disruptions to business operations. With its user-friendly interface, scalability, and smooth integration with various IT management systems, it stands out as an excellent option for enterprises looking for comprehensive visibility and control over their infrastructure.

Site24x7 provides unified cloud monitoring to support IT operations and DevOps within small and large organizations. The solution monitors real users' experiences on websites and apps from both desktop and mobile devices. DevOps teams can monitor and troubleshoot applications and servers, as well as network infrastructure, including private clouds and public clouds, with in-depth monitoring capabilities. Monitoring the end-user experience is done from more 100 locations around the globe and via various wireless carriers.

Grafana Labs delivers the leading AI-powered observability platform, built around Grafana—the most widely adopted open source technology for dashboards and visualization. Recognized as a Leader in the 2025 Gartner® Magic Quadrant™ for Observability Platforms, Grafana Labs supports more than 25 million users and thousands of organizations worldwide, from startups to Fortune 500 enterprises. Grafana Cloud is the open observability cloud, designed to help engineering teams observe everything and solve anything. Built on open source, open standards, and open ecosystems, it unifies metrics, logs, traces, and profiles in a single platform for full-stack visibility across applications, infrastructure, and digital experiences. At the core is the open-source LGTM stack: Grafana for dashboards and visualization, Mimir for metrics, Loki for logs, and Tempo for distributed tracing. Native OpenTelemetry and Prometheus support allow teams to ingest telemetry from virtually any environment, while hundreds of integrations connect existing tools and data sources without costly rip-and-replace migrations. Grafana Cloud combines powerful analytics with AI-driven observability. Grafana Assistant helps engineers investigate issues, explore telemetry, and troubleshoot faster. Adaptive Telemetry identifies the data that matters most and aggregates the rest, helping organizations reduce telemetry costs while preserving valuable insights . With solutions for Kubernetes monitoring, application observability, digital experience monitoring, incident response, synthetic monitoring, and performance testing, Grafana Cloud delivers a complete observability platform that scales with your business.

Tired of juggling multiple tools for server and website monitoring? Meet Xitoring , the modern SaaS platform designed to streamline your infrastructure oversight. With just one CLI command, you can set up comprehensive monitoring for countless servers and websites in minutes—no complex configurations required. At its core, Xitoring uses Xitogent , a lightweight agent that collects critical performance data directly from your servers. This ensures real-time insights into system health, helping you identify potential issues before they become problems. By automating routine tasks, Xitoring saves you time and effort, allowing you to focus on innovation. Our global network of probing nodes keeps your systems under constant surveillance. From network outages to resource overloads, we detect anomalies instantly and notify the right person via customizable alerts. This proactive approach minimizes downtime, enhances reliability, and boosts customer satisfaction.

With more than 50,000 customer installations across the five continents, Pandora FMS is a truly all-in-one monitoring solution, covering all traditional silos for specific monitoring: servers, networks, applications, logs, synthetic/transactional, remote control, inventory, etc. Pandora FMS allows you to quickly find and solve problems. It scales them so that they can be derived either from on-premise, multi-cloud, or both. You now have the ability to use your entire IT stack and analytics to solve any problem, even those that are difficult to find. You can control and manage any technology and application with more than 500 plugins, including SAP, Oracle, Lotus or Citrix, Jboss, VMware, AWS and SQL Server.

FirstWave’s NMIS is a network management system that provides fault, performance, configuration management, performance graphs, and threshold alerts. Business rules allow for highly specific notification policies that can be used with multiple notification methods. FirstWave also enables partners, including some of the world’s largest telcos and managed service providers (MSPs), to protect their customers from cyber-attacks, while rapidly growing cybersecurity services revenues at scale. FirstWave provides a comprehensive end-to-end solution for network discovery, management, and cybersecurity for its partners globally.

OpManager Plus, a comprehensive IT Infrastructure Management tool, provides IT administrators a centralized dashboard for monitoring and managing their entire IT Infrastructure. It provides full-stack capabilities that allow admins to track all seven layers of infrastructure, including servers, networks, IP addresses and switch ports, storage devices and applications, as well as firewall configurations. This allows admins to closely track performance, proactively detect issues, efficiently troubleshoot and optimize resources, enhance compliance and security, streamline IT operations and integrate with different tools. OpManager Plus is a powerful tool that helps create a stable, secure, and efficient IT environment.

IT performance monitoring does not just focus on monitoring CPU, memory, and network resources. eG Enterprise makes the user experience the center of your IT management and monitoring strategy. eG Enterprise allows you to measure the digital experience of your users and get deep visibility into the performance of the entire application delivery chain -- from code to user experiences to data center to cloud -- all from a single pane. You can also correlate performance across domains to pinpoint the root cause of problems proactively. eG Enterprise's machine learning and analytics capabilities enable IT teams to make smart decisions about right-sizing and optimizing for future growth. The result is happier users, increased productivity, improved IT efficiency, and tangible business ROI. eG Enterprise can be installed on-premise or as a SaaS service. Get a free trial of eG Enterprise today.

Checkmk is an IT monitoring system that allows system administrators, IT managers and DevOps teams, to quickly identify and resolve issues across their entire IT infrastructure (servers and applications, networks, storage and databases, containers, etc. Checkmk is used daily by more than 2,000 commercial customers worldwide and many other open-source users. Key product features * Service state monitoring with nearly 2,000 checks 'outside the box' * Event-based and log-based monitoring * Metrics, dynamic Graphing, and Long-Term Storage * Comprehensive reporting incl. Accessibility and SLAs * Flexible notifications and automated alert handling * Monitoring business processes and complex systems * Software and hardware inventory * Graphical, rule-based configuration and automated service discovery These are the top use cases * Server Monitoring * Network Monitoring * Application Monitoring * Database Monitoring * Storage Monitoring * Cloud Monitoring * Container Monitoring

Full-stack platform for monitoring your hardware and software. InsightCat, a full-stack monitoring solution for infrastructure monitoring, allows you to search, analyze, aggregate and summarize system metrics from one place. The solution was designed to be simple and address the most pressing requests of DevOps and SecOps (System administrators, SecOps and IT specialists) related to infrastructure monitoring, security log management, log management, log management, and other issues. This solution allows you to: Perform infrastructure monitoring. Identify anomalies in your infrastructure and eliminate them as quickly possible. This will also prevent similar problems from happening again. Synthetic monitoring. Monitoring your web services 24 hours a day. Be aware of any critical downtimes in advance. Log management. Log management. Smart alerting and escalation. To keep your team informed of any unusual behavior, spikes or errors, set up the flexible alarming system.

Netreo is the best full-stack IT infrastructure management and observation platform. Netreo is a single source for truth for proactive performance monitoring and availability monitoring of large enterprise networks, infrastructure, and applications. Our solution is used by: IT executives should have full visibility of the business service, right down to the infrastructure and network that supports them. IT Engineering departments are used as a decision support system to plan and architect modern solutions. IT Operations teams can have real-time visibility into what is going wrong in their environment, which bottlenecks exist, and who it is affecting. All of these insights are available for systems and vendor mix in large heterogeneous environments that are constantly changing. We have a growing list of vendors that we support (over 350 integrations), including network vendors, storage, virtualization, and servers.

VirtualMetric is a comprehensive data monitoring solution that provides organizations with real-time insights into security, network, and server performance. Using its advanced DataStream pipeline, VirtualMetric efficiently collects and processes security logs, reducing the burden on SIEM systems by filtering irrelevant data and enabling faster threat detection. The platform supports a wide range of systems, offering automatic log discovery and transformation across environments. With features like zero data loss and compliance storage, VirtualMetric ensures that organizations can meet security and regulatory requirements while minimizing storage costs and enhancing overall IT operations.

Telegraf is an open-source server agent that helps you collect metrics from your sensors, stacks, and systems. Telegraf is a plugin-driven agent that collects and sends metrics and events from systems, databases, and IoT sensors. Telegraf is written in Go. It compiles to a single binary and has no external dependencies. It also requires very little memory. Telegraf can gather metrics from a wide variety of inputs and then write them into a wide range of outputs. It can be easily extended by being plugin-driven for both the collection and output data. It is written in Go and can be run on any system without external dependencies. It is easy to collect metrics from your endpoints with the 300+ plugins that have been created by data experts in the community.

CruzOC is a multi-vendor, scalable network management and IT operations tool that provides robust but easy-to-use netops. CruzOC's integrated, automated management features include performance monitoring, configuration management, lifecycle management, and lifecycle management of 1000s of vendors. Administrators can use CruzOC to automate their data center operations and critical resources. This will improve network and service quality, speed up network deployments and lower operating expenses. The result is comprehensive and automated problem resolution from a single-pane-of-glass. Cruz Monitoring & Management. Monitoring & Analytics, NMS -- health, NPM traffic, log, and change. Automation & configuration management -- compliance and security -- orchestration, provisioning. Automated deployment -- auto-deploy, ZTP, remote deploy. Deployments are available both on-premises and in the cloud.

Manage the efficiency and performance of your cloud operations seamlessly. With NetApp Cloud, you gain comprehensive insight into your applications and infrastructure. Utilizing Cloud Insights, you can effectively monitor, troubleshoot, and enhance all resources across your entire tech stack, whether hosted on-premises or in the cloud. Safeguard your most crucial asset—data—from ransomware attacks by leveraging early detection systems and automated threat responses. You can also receive alerts about potential misuse or theft of vital intellectual property by malicious actors, both from within and outside your organization. Maintain corporate compliance through audits of access and usage patterns related to your essential data, whether it resides on-premises or in the cloud. Achieve full-stack visibility over your infrastructure and applications from a multitude of collectors, providing a centralized overview. You won’t have to rush to discover new monitoring solutions each time a novel platform is integrated into your organization, allowing you to focus on innovation and growth instead. This streamlined approach ensures that you can respond promptly to any challenges that may arise.

Single pane-of glass to automate customers' IT operations Cruz Remote Monitoring and Management is designed for Managed IT Services Providers (MSPs). It allows them to remotely monitor and manage their IT infrastructure, networks and client endpoints from anywhere. Dorado allows you to remotely monitor and manage your environment from one console, whether you are an MSP looking to improve your business or a reseller/VAR trying to enter the MSP market. All this is available in an affordable, scalable, and easy-to-use solution. Dorado Software is a leader in resource management, performance monitoring, service orchestration software, and cloud operations automation across converged infrastructure fabrics. Dorado software helps IT professionals and operators monitor, configure and manage converged infrastructures (physical storage and virtual servers, networking devices, networking devices), virtualized functions and cloud services.

Cruz IoT Device Director is a comprehensive, scalable management tool that securely and efficiently monitors, manages, and onboards IoT devices from all vendors. IT staff can automate deployment of bulk IoT device, monitor alerts, notifications, troubleshoot devices, view audit logs, configure devices, and remotely push firmware updates across multiple devices through over-the air (OTA) updates.

Bleemeo, a Cloud Monitoring Platform, allows IT teams and DevOps to monitor their infrastructure from servers to applications. It takes only 30 seconds to get a complete, live image of your infrastructure. Our agent finds services and creates checks. - Dashboards and notification rules for servers and other services are automatically created Available for Android and iOS - Kubernetes and containers are fully supported

BACKUP EAGLE offers comprehensive monitoring, reporting, auditing, and compliance solutions tailored for various backup systems including IBM Spectrum Protect, DellEMC NetWorker, Veeam, Rubrik, SEP sesam, IBM BRMS, RMAN, and CommVault, among others. It automatically generates everything needed for your backup infrastructure, ensuring reliable identification of any missing backups and application servers that lack backups. The platform provides detailed analyses concerning backups and restores, backup clients, servers, and devices. Furthermore, BACKUP EAGLE® allows for the mapping of different user permissions as defined in Active Directory or LDAP. It also facilitates a comparison between application servers listed in the CMDB and the servers that have been backed up, enhancing overall backup management efficiency. This ensures that organizations can maintain a robust and compliant backup strategy.

Unified Infrastructure Monitoring Suite for IT and Networking powered by AI. Infraon IMS is powered by AI and provides a platform that provides precise monitoring, detailed insight, and rapid troubleshooting of heterogeneous IT infrastructure across all sizes of enterprises. Teams can collaborate to troubleshoot issues and ensure high-quality service by sharing real-time alerts and reports on network and application performance. You can switch from manual to automated and manage all devices from one location.

Monitoring and visualization of real-time operations, including KPIs and dashboards. Also includes trends, analytics, hierarchy, alerts, and analytics. All data sources (industrial and IoT, business, and external) are gathered. It displays data in real-time on any device, without the need to move it.

Centreon is a global provider for business-aware IT monitoring to ensure high performance and continuous operations. The company's AIOps-ready platform, which is holistic and ready for use in today's complex hybrid cloud infrastructures, is designed to meet the needs of these distributed clouds. Centreon monitors all aspects of the IT Infrastructure, from Cloud-to Edge for a clear and comprehensive view. Centreon eliminates blind spots by monitoring all equipment, middleware, and applications that are part modern IT workflows. This includes legacy assets on-premise, private and public clouds, and all the way to edge of the network where smart devices and customers come together to create business value. Centreon is always up-to-date and can support even the most dynamic environments. It has auto-discovery capabilities that allow it to keep track of Software Defined Network (SDN), AWS or Azure cloud assets and Wi-Fi access points, as well as any other component of today’s agile IT infrastructure.

NiTO is an infrastructure monitoring tool that allows you to identify and address problems before they become recurring issues. NiTO allows you to monitor your entire IT infrastructure, with minimal configuration and unmatched real time detail. Our dashboards give you immediate actionable insights. Data retention ranges from 24 hours to 90 day to make it easier to investigate any issues in your network. You can set alarms that notify you of occurrences based on severity by email, phone, or SMS.

Performance Navigator is a sophisticated graphical tool for PCs that focuses on analyzing performance and modeling capacity across diverse platforms such as IBM i, AIX/VIOS, Linux, Solaris, and HP-UX workloads hosted on IBM Power Systems, Oracle, and HP servers. This tool efficiently gathers historical performance data with minimal impact by securely transmitting information from collection services, NMON, and/or SAR to the Windows client on a nightly basis, ensuring that system history files are consistently updated. Users can benefit from an extensive array of graphs, tailored reports, and features that aid in performance evaluation, server consolidation, and system upgrades. One of the standout features is the "What If" functionality, which enables users to simulate various scenarios to assess the effects of capacity changes on server performance, thereby enhancing capacity planning accuracy. Furthermore, Performance Navigator excels in rapid problem identification, allowing users to receive detailed summaries of system problems in less than two minutes, which greatly aids in troubleshooting efforts. This robust support for multiple platforms makes it an invaluable tool for IT professionals.