Hi Sergiy Sydorov,
Welcome to the Microsoft Q&A Platform! Thank you for asking your question here.
- In the Germany West Central region, if the amount of RAM you're looking for (512 GB) is unavailable, it could be due to various factors like resource limitations, regional capacity constraints, or the availability of certain VM types in that region. However, there are a few things you can do.
- Explore Alternative Regions: If the required configuration is not available in Germany West Central, consider deploying your VM in a nearby region where 512 GB RAM is supported. Most cloud providers allow you to select from multiple regions.
- Keep an eye on the resource availability in your desired region, as cloud providers frequently update their capacity and offerings.
please look into this document for more information:
https://learn.microsoft.com/en-us/azure/virtual-machines/sizes/cobalt-overview
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