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While reading a GitHub issue on the OpenTelemetry Collector about trying to send two versions of a metric, one with higher and one with lower cardinality, it occurred to me that we’ve never written on this blog about what is high-cardinality data exactly and how it matters to your OpenTelemetry observability. High-cardinality data refers to a dataset or data attribute that contains a large number of distinct values relative to the total number of data points.

If you're looking for an open-source alternative to Dynatrace, then you're at the right place. SigNoz is a perfect open-source alternative to Dynatrace. SigNoz provides a unified UI for metrics, traces and logs with advanced tagging and filtering capabilities. In today's digital economy, more and more companies are shifting to cloud-native and microservice architecture to support global scale and distributed teams.

Welcome to the 25th edition of our monthly product newsletter - SigNal 25! Our team shipped important upgrades to SigNoz, like new trace and logs query builder. We also attended many events and had a small get-together after months. Let’s dive in to see what humans at SigNoz were up to in the month of May 2023.

OpenTelemetry can be used to trace Go applications that use Kafka to find performance issues and bugs. OpenTelemetry is an open-source project under the Cloud Native Computing Foundation (CNCF) that aims to standardize the generation and collection of telemetry data. Telemetry data includes logs, metrics, and traces. Apache Kafka introduced the ability to add headers to Kafka messages from version 0.11 onwards.