Tag: Monitoring
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Use Azure Log Alerts with Azure Data Explorer
Since July 2024, the Azure Log Alerts support for Azure Data Explorer is generally available, and you might be familiar with log alerts already by using them with Log Analytics or Application Insights. -> https://azure.microsoft.com/en-us/updates/?id=log-alerts-for-azure-data-explorer Hence, we will focus on specific configuration best practices and a hidden gem that allows you to easily write your…
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How to send Cilium metrics to Azure Managed Prometheus
In today’s blog post, I walk you through the setup on how to send Cilium metrics to Azure Managed Prometheus. Our setup covers two scenarios. The first one is an Azure Kubernetes Service cluster using Cilium via the BYOCNI (Bring Your Own CNI) option, and the second one is a K3s single node cluster running…
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Use an Azure Managed Identity for Fluent Bit’s Azure Data Explorer output plugin on Azure Kubernetes Service
The new Fluent Bit version 4 contains an interesting new feature for the Azure Data Explorer output plugin. Besides the standard option of using an Azure Service Principal for authentication, it now additionally supports an Azure Managed Identity for authentication. Azure_kusto (Output) azure managed identity support added (#10036) -> https://fluentbit.io/announcements/v4.0.0/ -> https://github.com/fluent/fluent-bit/pull/10036 Azure Managed Identities…
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Azure Load Balancer Health Event Logs
In February, Microsoft announced the general availability of the Azure Load Balancer health event logs. -> https://azure.microsoft.com/en-us/updates?WT.mc_id=AZ-MVP-5000119&id=481818 Those health event logs are part of the diagnostic logs of an Azure Load Balancer As seen in the screenshot above, I have configured them on the Azure Load Balancer, part of my Azure Kubernetes Service cluster, and…
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Use Fluent Bit for Kubernetes events gathering on Azure Kubernetes Service
For a while now Fluent Bit has a new input plugin that allows us to gather Kubernetes events, modify, and ingest them into the logging backend. -> https://docs.fluentbit.io/manual/pipeline/inputs/kubernetes-events Today we look at how to configure and deploy Fluent Bit to gather Kubernetes events on an Azure Kubernetes Service cluster and ingest them into an Azure…
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New Fluent Bit Azure Data Explorer output plugin version available
In the recent 3.2.2 release, the new Azure Data Explorer output plugin version is available. Azure_kusto (Output) fix multiple files tail issue and timeout issue (#8430) -> https://fluentbit.io/announcements/v3.2.2/ -> https://github.com/fluent/fluent-bit/pull/8430 The previous version had a couple of issues that have now been fixed. For instance, I was running into an unreliable authentication with the earlier…