Basic monitoring is performed through device operation checks, while more advanced monitoring gives granular views on operational statuses, including average response times, number of application instances, error and request rates, CPU usage and application availability. Source: IT monitoring – Techtarget
Nagios /ˈnɑːɡiːoʊs/, now known as Nagios Core, is a free and open source computer-software application that monitors systems, networks and infrastructure. Nagios offers monitoring and alerting services for servers, switches, applications and services. It alerts users when things go wrong and alerts them a second time when the problem has been resolved.
Cacti is an open-source, web-based network monitoring and graphing tool designed as a front-end application for the open-source, industry-standard data logging tool RRDtool. Cacti allows a user to poll services at predetermined intervals and graph the resulting data.
PRTG Network Monitor is an agentless network monitoring software from Paessler AG. It can monitor and classify system conditions like bandwidth usage or uptime and collect statistics from miscellaneous hosts as switches, routers, servers and other devices and applications.
Observium is a low-maintenance auto-discovering network monitoring platform supporting a wide range of device types, platforms and operating systems including Cisco, Windows, Linux, HP, Juniper, Dell, FreeBSD, Brocade, Netscaler, NetApp and many more. Observium focuses on providing a beautiful and powerful yet simple and intuitive interface to the health and status of your network.
Pandora FMS is a monitoring software for IT infrastructure management. It includes network equipment, Windows and Unix servers, virtual infrastructure and all different kinds of applications. Pandora FMS has a large amount of features, making it a new generation software which covers all the monitoring issues that your organization may have.
Nimbus Platform is an integrated set of tools that deliver the power and versatility of infrastructure clouds to scientific users. Nimbus Platform allows you to combine Nimbus, OpenStack, Amazon, and other clouds.
Simplify security and compliance for your IT infrastructure.
Core gives you instant visibility into your entire IT infrastructure and your third-party suppliers, helping you automate compliance and scale reliably.
Riemann aggregates events from your servers and applications with a powerful stream processing language. Send an email for every exception in your app. Track the latency distribution of your web app. See the top processes on any host, by memory and CPU. Combine statistics from every Riak node in your cluster and forward to Graphite. Track user activity from second to second.
Bosun is an open-source, MIT licensed, monitoring and alerting system by Stack Exchange. It has an expressive domain specific language for evaluating alerts and creating detailed notifications. It also lets you test your alerts against history for a faster development experience.
Combine deep container metrics, rich Kubernetes & Docker monitoring, and enterprise-grade Prometheus monitoring for better application visibility, alerting, and troubleshooting than you’ve ever had before.
Give your DevOps and IT Operations teams a comprehensive suite of application management capabilities for every application stage. Detect, isolate, diagnose and resolve application problems as they occur in complex cloud and on-premises environments.
In today’s highly competitive world, organizations are focusing their efforts on delivering new services at higher service levels using the latest technologies such as virtualization and cloud computing. To accomplish
this, IT needs to leverage automation, collaboration,intelligence, and up-to-date data in such a way that valuable resources are used where they add the
Operations Manager provides infrastructure monitoring that is flexible and cost-effective, helps ensure the predictable performance and availability of vital applications, and offers comprehensive monitoring for your datacenter and cloud, both private and public.
API Monitoring (Downtime can have far-reaching impact on any business. Without proper visibility into the traffic running through your apps and infrastructure, diagnosing and solving the problem means using up valuable time and resources. API monitoring surfaces issues directly from the internal and third-party APIs that power your apps and infrastructure. It works by running API monitors on a continuous schedule to give you visibility into API problems so you can prevent, identify and solve them fast—before your customers notice.)
Check_MK is a comprehensive Solution for IT Monitoring of applications, servers, and networks.
Check_MK is available as a Raw Edition, which is 100% open-source, and as an Enterprise Edition with a newly developed, high performance core, many additional enterprise features and professional support.
Centreon has come a long way from its early roots. A user-friendly monitoring console on Nagios before, Centreon is today, a rich monitoring platform powered by Centreon Engine, Centreon Broker and Centreon Web.
Monitoring-savvy IT practitioners who want Nagios-inspired flexibility without its complexity, easily embrace Centreon for robust infrastructure systems and network performance monitoring. Downloaded by hundreds and thousands of IT professionals worldwide, Centreon has become the number 1 open source solution for enterprise monitoring in Europe!
Splunk captures, indexes, and correlates real-time data in a searchable repository from which it can generate graphs, reports, alerts, dashboards, and visualizations.Splunk’s mission is to make machine data accessible across an organization by identifying data patterns, providing metrics, diagnosing problems, and providing intelligence for business operations. Splunk is a horizontal technology used for application management, security and compliance, as well as business and web analytics. As of early 2016, Splunk has over 10,000 customers worldwide.
Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. It is based on a hierarchical design targeted at federations of clusters. It leverages widely used technologies such as XML for data representation, XDR for compact, portable data transport, and RRDtool for data storage and visualization. It uses carefully engineered data structures and algorithms to achieve very low per-node overheads and high concurrency. The implementation is robust, has been ported to an extensive set of operating systems and processor architectures, and is currently in use on thousands of clusters around the world. It has been used to link clusters across university campuses and around the world and can scale to handle clusters with 2000 nodes.