Grafana k6 vs Icinga

Grafana k6 is a Linux load-testing tool for load, stress, browser-based, distributed, and API testing. It also lists application tracing and network visibility, with OpenTelemetry support, service maps, and tail-based sampling. Logging features include pipelines, structured parsing, live tailing, and archive export; log retention is 30 days. Profiling covers CPU, memory, and threads, with both profiling modes available, while kernel profiling is not supported. The listed languages are C/C++, Go, Rust, Zig, Java,.NET, Python, Ruby, PHP, Node.js, and Perl. Deployment options include both models, and self-hosting is listed. The Free plan costs nothing and is limited to 500 virtual user hours per month. Pro costs $19 a month as a platform fee, then pay as you go; it lists 500 virtual user hours per month and 8×5 email support. Pro usage offers automatic volume discounts. Enterprise lists one million concurrent virtual users and a $25,000 minimum annual commit. A 14-day trial is listed.

Icinga monitors infrastructure and applications, collecting and analyzing data to help teams identify and resolve errors. It covers servers, applications, and network devices across on-premises and cloud environments. Dashboards, filtered and grouped views, and notifications provide visibility, while troubleshooting entry points support root-cause investigation. Teams can extend monitoring with clustering, custom checks, plugins, configurable logic, and distributed environments. Listed integrations include Grafana, InfluxDB, Elastic, Graylog, Ansible, Puppet, Terraform, AWS, Azure, Jira, PagerDuty, and ServiceNow. The free edition supports API automation and Git-based workflows; the pricing FAQ describes a REST API for custom integrations. Icinga says node communication uses TLS/SSL and provides certificate tools. It can monitor certificates, alert as they approach expiry, and verify self-signed certificates using a custom trust store. The product is self-hosted and supports Linux and Windows; official packages cover several Linux distributions and Windows, with some requiring a paid subscription. The free, open source edition includes unlimited hosts and services. Paid support and subscriptions are also available, with support starting at $15,000 a year.