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author | guillaume.lambert <guillaume.lambert@orange.com> | 2023-07-25 13:43:28 +0200 |
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committer | Cédric Ollivier <cedric.ollivier@orange.com> | 2023-11-16 16:36:54 +0100 |
commit | ee10a50004d891eb1d260035daf96a8bf0493601 (patch) | |
tree | 1aace7da2265b384ebfa2f35e431fe7f9a989009 | |
parent | a14a683e070a13a8fe4f7b07de64a49970691e81 (diff) |
Add a note about MongoDB requirements to README.md
Change-Id: Ieb161adcd8f2c4875533571b26b437e25819abb3
Signed-off-by: guillaume.lambert <guillaume.lambert@orange.com>
-rw-r--r-- | README.md | 12 |
1 files changed, 12 insertions, 0 deletions
@@ -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 |