Best Server Monitoring Software for PagerDuty

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.

NetCrunch is a next-gen, agentless infrastructure and traffic network monitoring system designed for hybrid, multi-site, and fast changing infrastructures. It combines real-time observability with alert automation and intelligent escalation to eliminate the overhead and limitations of legacy tools like PRTG or SolarWinds. NetCrunch supports agentless monitoring of thousands of nodes from a single server-covering physical devices, virtual machines, servers, traffic flows, cloud services (AWS, Azure, GCP), SNMP, syslogs, Windows Events, IoT, telemetry, and more. Unlike sensor-based tools, NetCrunch uses node-based licensing and policy-driven configuration to streamline monitoring, reduce costs, and eliminate sensor micromanagement. 670+ built-in monitoring packs apply instantly based on device type, ensuring consistency across the network. NetCrunch delivers real-time, dynamic maps and dashboards that update without manual refreshes, giving users immediate visibility into issues and performance. Its smart alerting engine features root cause correlation, suppression, predictive triggers, and over 40 response actions including scripts, API calls, notifications, and integrations with Jira, Teams, Slack, Amazon SNS, MQTT, PagerDuty, and more. Its powerful REST API makes NetCrunch perfect for flow automation, including integration with asset management, production/IoT/operations monitoring and other IT systems with ease. Whether replacing an aging platform or modernizing enterprise observability, NetCrunch offers full-stack coverage with unmatched flexibility. Fast to deploy, simple to manage, and built to scale-NetCrunch is the smarter, faster, and future-ready monitoring system. Designed for on-prem (including air-gapped), cloud self-hosted or hybrid networks.

Uptime.com website monitoring solutions provide unmatched visibility and availability, empowering engineering, operations and SRE teams to monitor & respond to their most essential services. Simple & intuitive industry leading Enterprise-grade features delivered at a fair price, that are continuously improving. G2, Sourceforge and TechRadar Pro have recognized us as one of the world’s best uptime monitors for several consecutive years, including this one. Try 100% free.

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.

Sematext Cloud provides all-in-one observability solutions for modern software-based businesses. It provides key insights into both front-end and back-end performance. Sematext includes infrastructure, synthetic monitoring, transaction tracking, log management, and real user & synthetic monitoring. Sematext provides full-stack visibility for businesses by quickly and easily exposing key performance issues through a single Cloud solution or On-Premise.

AlertBot offers industry-leading web application monitoring. AlertBot is trusted by thousands of companies to monitor their mission-critical websites for any errors or performance issues that could impact their users' experience. AlertBot is a trusted tool that businesses use to increase their revenue and protect their online reputation. It ensures that all customers have a great website experience. Every day, businesses strive to meet the changing demands and challenges of the ever-changing Internet environment and network environment. InfoGenius provides the information and services that businesses need to succeed. No complicated interfaces. No complicated learning curves. AlertBot's intuitive interface makes it easy to set up and manage your service. Do not trust a substandard provider. AlertBot is the best choice when quality matters. Cloud software should be simple and intuitive.

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.

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.

Uptrends is all about cloud-based website performance that keeps track of performance, uptime, and functionality of your websites and APIs. The 24/7 monitoring service that proactively test your website and monitor multi-step transactions. Let’s face it—the Internet is a fragile thing. Stuff breaks or slows every now and then. Uptrends lets you know when it does and what exactly happened. Feel free to try Uptrends for 30 days with our free trial!

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.

Prevent outages with a comprehensive network monitoring solution that spans from the edge of your network to the cloud. Identify emerging problems prior to users bringing them to your attention. Accelerate troubleshooting efforts with an interactive topology map that illustrates both connectivity and dependencies. Instantly check the status of your systems, whether they are in the cloud or on-premises, to know what is operational and what is not. Achieve full visibility into the health of network devices, applications, and systems. Utilize topology-aware monitoring that comprehends network dependencies, resulting in fewer but more insightful alerts. Receive updates through various channels, such as SMS, email, web, or Slack, to stay informed about issues before they impact users. Seamlessly integrate your existing systems with a robust REST API to streamline your operations. Visualize network devices, servers, virtual machines, and wireless environments within context. Click on any device for immediate access to a comprehensive array of monitoring settings and reports, allowing you to see the interconnectedness of your infrastructure and find solutions more efficiently. This proactive approach not only enhances performance but also minimizes the risk of unexpected downtimes.

Zabbix stands out as a premier enterprise-level tool created for the real-time observation of vast amounts of metrics gathered from numerous servers, virtual machines, and network devices. As an Open Source platform, Zabbix offers its powerful features at no cost. It automatically identifies problematic states within the incoming flow of metrics, eliminating the need for continuous manual monitoring. The built-in web interface allows for various visual presentations of your IT landscape, enhancing usability. With Zabbix's Event correlation mechanism, you can reduce the influx of repetitive notifications and concentrate on identifying the root causes of issues. It facilitates automated monitoring for large, dynamic environments and supports the development of a distributed monitoring system while maintaining centralized oversight. Furthermore, Zabbix can seamlessly integrate with all components of your IT infrastructure, and users can access its comprehensive functionalities from external applications via the Zabbix API. This integration capability ensures that Zabbix remains adaptable to a variety of operational needs.

MetricFire provides cloud-based server and application monitoring which scales from hundreds of unique metrics right up to millions of metrics at the Enterprise level. With Hosted Graphite, view your metrics on beautiful dashboards in real-time with built-in alerting that integrates with your existing tools, such as Amazon Web Services, Ops Genie, Heroku, Slack, and much more. Data is displayed on dashboards with customisable metrics and alerts so that you can quickly resolve issues, track your data, and share insights with your team.

SolarWinds®, AppOptics™, is a SaaS-based infrastructure and application monitoring tool for custom-built on-premises, hybrid, and cloud systems. AppOptics reduces MTTR by allowing quick identification of performance issues across the stack, from the application to the underlying infrastructure down to the line code. AppOptics was designed to be easy to use and set up by IT professionals. It has powerful features that quickly and automatically identify performance issues, eliminating the guesswork and reducing the time spent on troubleshooting. AppOptics allows you to align infrastructure and performance objectives with business objectives.

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.

Service Watch provides Digital Experience Monitoring (DEM), for apps, services, as well as the networks they depend on. IT can have complete visibility and increase employee productivity by combining passive and active monitoring in one holistic solution. You can troubleshoot network performance and detect outages.

LogicMonitor is the leading SaaS-based, fully-automated observability platform for enterprise IT and managed service providers. Cloud-first and hybrid ready. LogicMonitor helps enterprises and managed service providers gain IT insights through comprehensive visibility into networks, cloud, applications, servers, log data and more within one unified platform. Drive collaboration and efficiency across IT and DevOps teams, in a fully secure, intelligently automated platform. By providing end-to-end observability for enterprise businesses, LogicMonitor connects coders to consumers, customer experience to the cloud, infrastructure to applications and business insights into instant actions. Maximize uptime, optimize end-user experience, predict what comes next, and keep your business fearlessly moving forward.

With a simple command, you can install the monitoring agent across all your servers without any complex configurations, enabling you to begin monitoring in just minutes. This tool allows you to oversee your server's infrastructure usage effectively, helping to avert downtime and performance challenges. A collection of over 40 plugins is readily available, covering essential metrics like CPU, Process, Network, NGiNX, Disk I/O, and many others. Server logs play a crucial role in diagnosing problems and preventing them from occurring within your infrastructure. You can utilize our sophisticated log search feature or take advantage of the live tail option for real-time insights. Are you aware of the cleanliness of your IP space? It's important to ensure your emails avoid being marked as spam. Our user-friendly control panel is customizable, offering an enhanced and enjoyable experience. Additionally, we can monitor various endpoints including HTTP(S), TCP, and ICMP (ping), ensuring you receive immediate alerts about any downtime affecting your web services. By leveraging these features, you can maintain optimal performance and reliability across your entire server environment.

Sedai intelligently finds resources, analyzes traffic patterns and learns metric performance. This allows you to manage your production environments continuously without any manual thresholds or human intervention. Sedai's Discovery engine uses an agentless approach to automatically identify everything in your production environments. It intelligently prioritizes your monitoring information. All your cloud accounts are on the same platform. All of your cloud resources can be viewed in one place. Connect your APM tools. Sedai will identify and select the most important metrics. Machine learning intelligently sets thresholds. Sedai is able to see all the changes in your environment. You can view updates and changes and control how the platform manages resources. Sedai's Decision engine makes use of ML to analyze and comprehend data at large scale to simplify the chaos.

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.

Icinga is an internet monitoring system that checks the availability of your network resources and notifies users when there are outages. It also generates performance data for reporting. Icinga is flexible and extensible. It can monitor complex environments in multiple locations. Icinga 2 is the monitoring server and requires Icinga Web 2 on top in your Icinga Stack. You can manage the configuration with the Icinga Director or config management tools. Plain text is also available within the Icinga DSL. Find solutions, take action and become a problem-solver. Flexibility is key. Keep curious, stay passionate, and stay in the loop. Tackle your monitoring challenge. The Icinga stack consists of six core strengths that cover all aspects related to monitoring. You can get valuable insights, on-time notifications and eye-opening visuals as well as analytics. Icinga integrates easily into your systems and gives you the power of automating your tasks.

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.

Mailflow Monitoring provides instant notifications about down email servers and assists in identifying significant delivery delays, issues that could severely affect your business if not addressed swiftly. This service is completely free of charge. By sending an email to your server(s) every few minutes and monitoring for a response, MailFlowMonitoring.com ensures that you receive alerts through Email, Webhook, SMS, PagerDuty, or Slack whenever there are delays or issues with SMTP response times. It’s worth noting again that this invaluable service comes at no cost. With our solution, you can monitor an unlimited number of email servers and create endless notification policies tailored to your needs—all for free. MailFlowMonitoring.com allows you to choose your preferred alerting method, whether it’s webhook, Slack, email, or SMS, and you can customize the alerting mechanism for each policy you set up. You have complete control over the frequency of checks on your servers, ensuring you stay informed without any financial burden. This flexibility empowers you to maintain optimal email server performance effectively.

NetWatch.ai provides an all-encompassing, AI-powered monitoring and security platform aimed at unifying disparate tools into a cohesive solution tailored for contemporary IT settings. The platform features three main product categories: NetWatch OPS, which delivers real-time monitoring, proactive alerts, and efficient resource management for servers and networks; Secure OPS, a hybrid SIEM that facilitates comprehensive security oversight and compliance for both cloud-based and on-premises systems; and AI OPS, which harnesses machine learning to foresee potential issues, automate resolution processes, and enhance operational efficacy. A unique “AI System Administrator” functions as a virtual operator that oversees customer infrastructures, integrates seamlessly through API with existing workflows, and provides thorough visibility and automation. Additionally, for organizations in need of expert support, NetWatch.ai offers Hive OPS SOC, a tiered Security Operations Center service that includes round-the-clock monitoring, incident response, and various other critical services. This integrated approach not only simplifies management but also significantly strengthens the overall security posture of businesses in an increasingly complex digital landscape.

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.