Best Server Monitoring Software for Linux of 2025

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.

ManageEngine OpManager serves as a powerful monitoring solution for servers, delivering real-time data regarding the performance and condition of both physical and virtual systems. It monitors key indicators, including CPU load, memory usage, disk availability, and network efficiency, allowing IT departments to quickly spot and rectify problems. With its proactive alert system, automated fault identification, and comprehensive reporting capabilities, OpManager guarantees maximum server uptime and dependability. The platform's customizable dashboards and user-friendly interface improve visibility and simplify server management, positioning it as a vital tool for achieving optimal server performance.

ManageEngine Applications Manager is an enterprise-ready tool built to monitor a company's complete application ecosystem. Our platform enables IT and DevOps teams to have access to all of their application stack's dependent components. Monitoring the performance of mission-critical online applications, web servers, databases, cloud services, middleware, ERP systems, communications components, and other systems is simplified with Applications Manager. It contains a range of capabilities that help to expedite the troubleshooting process and minimize MTTR. It's a great tool to resolve performance issues before they harm application end users. Applications Manager has a fully functional dashboard that can be customized to provide quick performance information. By setting alerts, the monitoring tool continually monitors the application stack for performance issues and notifies the appropriate staff without delay. Applications Manager helps transform performance data into meaningful insights by combining this with advanced machine learning.

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.

Ensure smooth operations of core systems such as ERP, WMS, and others based on SQL Server/ Oracle. Through 24/7 automatic analysis, pinpoints in real time the root cause of performance issues in core systems such as ERPs (like SAP, SAP Business One, Infor, Priority, and Microsoft Dynamics) based on SQL Server/ Oracle, on-prime and cloud. 𝗦𝗵𝗼𝗿𝘁 𝗗𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁: 5-minute installation with immediate results. 𝗣𝗿𝗶𝗰𝗶𝗻𝗴: Affordable and Straightforward Its all-inclusive, server-based subscription can be renewed monthly. Unlike other solutions, there are no extra costs such as repository, additional hardware, and analytics costs or complex module-based, usage-based, or feature-based costs. Neither demands a costly setup nor a long-term commitment. 𝗦𝘂𝗽𝗽𝗼𝗿𝘁: Option for DBA Experts managed services. In addition to offering an Automatic 24/7 Monitoring tool for easily identifying performance issues, AimBetter includes the full backup of a team of DBA Experts that supply solutions for more complex issues. 𝗖𝘂𝘀𝘁𝗼𝗺𝗲𝗿 𝗦𝗮𝘁𝗶𝘀𝗳𝗮𝗰𝘁𝗶𝗼𝗻: Enterprise and SMB Customers recommended.

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.

Monitor your servers, containers, and applications, in high-resolution and in real-time. Netdata collects metrics per second and presents them in beautiful low-latency dashboards. It is designed to run on all of your physical and virtual servers, cloud deployments, Kubernetes clusters, and edge/IoT devices, to monitor your systems, containers, and applications. It scales nicely from just a single server to thousands of servers, even in complex multi/mixed/hybrid cloud environments, and given enough disk space it can keep your metrics for years. KEY FEATURES: Collects metrics from 800+ integrations Real-Time, Low-Latency, High-Resolution Unsupervised Anomaly Detection Powerful Visualization Out of box Alerts systemd Journal Logs Explorer Low Maintenance Open and Extensible Troubleshoot slowdowns and anomalies in your infrastructure with thousands of per-second metrics, meaningful visualisations, and insightful health alarms with zero configuration. Netdata is different. Real-Time data collection and visualization. Infinite scalability baked into its design. Flexible and extremely modular. Immediately available for troubleshooting, requiring zero prior knowledge and preparation.

Datadog is the cloud-age monitoring, security, and analytics platform for developers, IT operation teams, security engineers, and business users. Our SaaS platform integrates monitoring of infrastructure, application performance monitoring, and log management to provide unified and real-time monitoring of all our customers' technology stacks. Datadog is used by companies of all sizes and in many industries to enable digital transformation, cloud migration, collaboration among development, operations and security teams, accelerate time-to-market for applications, reduce the time it takes to solve problems, secure applications and infrastructure and understand user behavior to track key business metrics.

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.

Navicat Monitor is an easy-to-use, agentless remote monitoring tool for servers. It is simple to use and has powerful features that will make your monitoring as effective as possible. MySQL, MariaDB, and SQL Server are all supported. They can also be used with cloud databases such as Amazon RDS, Amazon Aurora and Oracle Cloud, Google Cloud, Google Cloud, and Microsoft Azure.

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.

BitNinja provides 3E Linux server protection for large hosting providers and small businesses equally. The three E stands for: effective, effortless, and enjoyable. Effective because of our unique Defense Network that uses the power of the Ninja Community. Every BitNinja-protected server worldwide shares attack information with each other, resulting in a more intelligent and stronger protection shield by every single assault. Effortless because it is fast and easy to install, so your server protection is up and running in no time. Enjoyable because you can take joy in the benefits of BitNinja, like the increased server capacity caused by the significant drop in the server load. Join our Defense Network for free today!

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.

This tool provides you with an overview of your server environment. It can also help you save money on operation monitoring by predicting bottlenecks in your virtualized environment. You can also generate policy-based alerts and capacity reports, as well as load forecasts. These virtualization platforms are supported by the product: - IBM Power Systems - VMware Nutanix - Proxmox - Huawei FusionCompute - OracleVM - Oracle Solaris LDOM and CDOM, as well as the Global Zone - oVirt / RedHat Virtualization (RHV) - Microsoft Windows Server and Microsoft Hyper-V - XenServer, Citrix Hypervisor - Hitachi Compute blade - Amazon Web Services Google Cloud - Microsoft Azure - Kubernetes - Red Hat OpenShift Apache CloudStack - PostgreSQL database - Oracle Database - Microsoft SQL Server

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.

Enhance your metrics and alerting capabilities using a top-tier open-source monitoring tool. Prometheus inherently organizes all data as time series, which consist of sequences of timestamped values associated with the same metric and a specific set of labeled dimensions. In addition to the stored time series, Prometheus has the capability to create temporary derived time series based on query outcomes. The tool features a powerful query language known as PromQL (Prometheus Query Language), allowing users to select and aggregate time series data in real time. The output from an expression can be displayed as a graph, viewed in tabular format through Prometheus’s expression browser, or accessed by external systems through the HTTP API. Configuration of Prometheus is achieved through a combination of command-line flags and a configuration file, where the flags are used to set immutable system parameters like storage locations and retention limits for both disk and memory. This dual method of configuration ensures a flexible and tailored monitoring setup that can adapt to various user needs. For those interested in exploring this robust tool, further details can be found at: https://sourceforge.net/projects/prometheus.mirror/

FusionReactor can quickly identify bottlenecks in your Java or ColdFusion app, as well as in your server and database. This will make your Java or ColdFusion applications run more efficiently and faster. The integrated production safe Debugger allows you to quickly identify bugs and reduce technical debt, allowing you to spend more time writing better code. FusionReactor continuously monitors your app and database. If an error occurs, an automatic root cause analysis will trigger. You will immediately be notified of the location. You don't have to look for the needle anymore. You can immediately fix the problem. Free trial available see https://www.fusion-reactor.com/start-free-trial/ You'll find all the APM features that you want, plus some new features that you didn’t know existed. FusionReactor is a revolutionary APM tool that will allow you to keep production systems online for longer and produce better results.

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.

With customizable dashboards, straightforward setup, and tailored tools, you have a comprehensive solution for ensuring server uptime. Monitor your online business assets confidently, backed by exceptional internal and external system oversight. Keep an eye on server performance indicators such as CPU, network, memory, and disk usage to diagnose problems directly at their origin. Safeguard your websites against harmful IPs to enhance both your sender reputation and email deliverability. Conduct thorough scans of your application log files to gather insights into their performance metrics. Explore a rich library of top plugins and even create your own using the open-source 360 agent. Regularly assess your site’s uptime, performance, and overall health through scheduled scans. With a single click, evaluate your website from 26 different global locations, ensuring an optimal customer experience everywhere. Stay informed via your preferred application so you can be alerted immediately if your site experiences downtime or performance issues. Additionally, utilize this unique crawler to examine entire websites and portals for quality, allowing you to detect errors effectively and improve overall functionality. By implementing these features, you can maintain a proactive approach to website management and performance optimization.

Telex serves as an efficient real-time notification platform aimed at assisting users in tracking their application performance, enhancing team collaboration, and seamlessly integrating with various third-party services. Its array of features, such as webhook alerts, collaborative channels, and sophisticated monitoring capabilities, keeps users updated on system logs, events, and overall performance consistently. Key Offerings Telex provides a comprehensive collection of monitoring and notification solutions, which includes: Application Performance Monitoring (APM) – Observe app performance metrics in real-time. Server Monitoring – Monitor server health and operational uptime. Cloud Monitoring – Guarantee the smooth operation of cloud services. Database Monitoring – Identify and remedy database problems swiftly. Network Monitoring – Track network traffic and efficiency. Log Monitoring – Review system logs for improved troubleshooting. Webhook Testing – Assess and resolve issues with webhooks efficiently. Additionally, Telex empowers teams to proactively address performance concerns before they escalate, fostering a more resilient application environment.

Monitors all mission-critical infrastructure components, including services, applications, operating systems, network protocols and metrics, as well as network infrastructure. There are hundreds of third-party add-ons that allow for the monitoring of virtually all of your in-house services and applications. This dashboard provides a central view of all IT operations and business processes. The dashboards are a powerful way to quickly access third-party data and monitoring information at a glance. Views allow users to quickly access the most relevant information. Organizations can plan for infrastructure upgrades with automated, integrated trending graphs and capacity planning graphs before they are caught by surprise by outdated systems. IT staff, business stakeholders and end-users receive alerts via email or text message. They provide outage details so that they can resolve issues immediately.