Tag: Component Pack

Upgrading containerd from 1.7 to 2.x? Read this first!

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Upgrading from containerd 1.7 to 2.x as part of an HCL Connections Component Pack upgrade may introduce an unexpected issue: the default open file limit is no longer set to infinity. In larger or heavily used environments, this can lead to EMFILE (Too many open files) errors and application instability, as we experienced with MongoDB after upgrading to CR14. This article explains the change, how to identify whether your environment is affected, and the steps required to restore the previous behavior and verify the fix.

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Tuning OpenSearch for HCL Connections

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HCL is using OpenSearch as part of its component pack for HCL Connections 8 for metrics and the typeahead functionality. The standard settings for the OpenSearch are rather conservative, and might not work for your environment. In particular if your environment is heavily used, you might run into problems. HCL did provide a possibility in their Helm chart to tune the settings. This article explains how to use it.

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