Summary

In Microsoft Exchange Server 2019 or Exchange Server 2016, ETL files under %ExchangeInstallPath%Logging\Query consume lots of disk space. After you apply this update, the most of the irrelevant logs won't be generated.

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

Resolution

To fix this issue, install one of the following updates:For Exchange Server 2019, install the Cumulative Update 1 for Exchange Server 2019 or a later cumulative update for Exchange Server 2019.

For Exchange Server 2016, install the Cumulative Update 12 for Exchange Server 2016 or a later cumulative update for Exchange Server 2016.

References

Learn about the terminology that Microsoft uses to describe software updates.

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