Cloud Mercato tested CPU performance using a range of encryption speed tests:
Cloud Mercato's tested the I/O performance of this instance using a 100GB General Purpose SSD. Below are the results:
I/O rate testing is conducted with local and block storages attached to the instance. Cloud Mercato uses the well-known open-source tool FIO. To express IOPS the following parametersare used: 4K block, random access, no filesystem (except for write access with root volume and avoidance of cache and buffer.
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Performance of **m7a** was well above our expectations – looks like it is the new best for ClickHouse!

As you can see, the **m7a** is not only the fastest, but also the most expensive one.

As you can see the AMD **m7a** wins the tournament hands down!

It was not a good idea to change the standard name for the metal instance. All instance families have always used "metal". No suffix was necessary (...) Please don't re:invent new conventions that break existing data.

Performance of **m7a** was well above our expectations – looks like it is the new best for ClickHouse!