[keycloak-user] Theoretical max number of clients Kecyloak can handle

[Andrea Pasqualini]

Hi Daniel

Unfortunately as you can see here https://issues.jboss.org/browse/KEYCLOAK-8275
keycloak does not properly handle large numbers of clients.

Vote the issue if you are interested.

Regards
Andrea

>Hi All,
>
>What's the theoretical max number of clients Keycloak can handle
>efficiently?
>
>I'm doing some tests where I created around 10000 clients (saml &
>openid, all under the same realm) and now every operation that has to do
>with clients (list them, create new one, get one by ID, etc) became
>extremely slow and sometimes they even timeout. The other API endpoints
>seem to perform just fine.
>
>I'm using 4.6.0.Final and MySQL DB as a data store.
>
>Are there some options I can tweak to improve the performance with a few
>thousands clients (ideally around 50K)? Will postgres perform better?
>
>Thanks a lot,
>
>Daniel.