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| -rw-r--r-- | README.md | 12 |
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@@ -18,6 +18,18 @@ to try Xtesting. You will love them! ## [Write your own Xtesting driver](https://www.katacoda.com/ollivier/courses/xtestingci/firstdriver) +Note that [running MongoDB 5.0+ requires _avx_ CPU instruction set](https://www.mongodb.com/docs/manual/administration/production-notes/#x86_64) +that is usually shipped in all recent _x86_ hardware processors. +Though, it may not be available in your virtualized environments. +For example, Qemu _avx_ support is only available [since version 7.2](https://github.com/nodkz/mongodb-memory-server/issues/710#issuecomment-1297462935) +and must be explicitly enabled (e.g. with the argument _-cpu max_). + +You can check the presence of the _avx_ CPU instruction set on your processor +with the following command. +```bash +grep '^processor\|^flags.* avx' /proc/cpuinfo +``` + ### dump all the following files in an empty dir weather.py |