Merge pull request #2365 from stianst/KEYCLOAK-2612

KEYCLOAK-2612 Set default eviction strategy for users cache
This commit is contained in:
Stian Thorgersen 2016-03-11 15:23:56 +01:00
commit 8f2c5af7d1
2 changed files with 23 additions and 8 deletions

View file

@ -22,11 +22,21 @@
(realm, application, client, roles, etc...) and one for users. These caches greatly improves the performance of the server.
</para>
<section>
<title>Eviction and Expiration</title>
<para>
By default the user cache contains a maximum of 10000 entries. This is not 10000 users, but 10000 entries in the cache. You can change the maximum
number of entries by editing the server configuration <literal>standalone.xml</literal> or <literal>standalone-ha.xml</literal>.
Locate the element <literal>cache-container name="keycloak"</literal> and change the eviction policy for the <literal>users</literal> cache. For
more information see <ulink url="https://docs.jboss.org/author/display/WFLY10/Infinispan+Subsystem">Infinispan Subsystem documentation</ulink>.
</para>
</section>
<section>
<title>Disabling Caches</title>
<para>
The realm and user caches can be cleared through the management console. To
disable the realm or user cache, you must edit the <literal>keycloak-server.json</literal> file
To disable the realm or user cache, you must edit the <literal>keycloak-server.json</literal> file
in your distribution. Here's what the config looks like initially.
</para>
<para>
@ -44,7 +54,7 @@
},
]]></programlisting>
</para>
<para>You must then change it to:
<para>To disable the cache set the enabled field to false for the cache you want to disable:
<programlisting><![CDATA[
"userCache": {
"infinispan" : {
@ -60,11 +70,12 @@
]]></programlisting>
</para>
</section>
<section>
<title>Clear Caches</title>
<para>
To clear the realm or user cache, go to the Keycloak admin console Realm Settings->Cache Config page. Disable the cache
you want. This will cause the cache to be cleared.
To clear the realm or user cache, go to the Keycloak admin console Realm Settings->Cache Config page. On this page you can clear the realm cache
or the user cache. This will clear the caches for all realms and not only the selected realm.
</para>
</section>
</chapter>

View file

@ -26,7 +26,9 @@
<replacement placeholder="CACHE-CONTAINERS">
<cache-container name="keycloak" jndi-name="infinispan/Keycloak">
<local-cache name="realms"/>
<local-cache name="users"/>
<local-cache name="users">
<eviction max-entries="10000" strategy="LRU"/>
</local-cache>
<local-cache name="sessions"/>
<local-cache name="offlineSessions"/>
<local-cache name="loginFailures"/>
@ -87,7 +89,9 @@
<cache-container name="keycloak" jndi-name="infinispan/Keycloak">
<transport lock-timeout="60000"/>
<invalidation-cache name="realms" mode="SYNC"/>
<invalidation-cache name="users" mode="SYNC"/>
<invalidation-cache name="users" mode="SYNC">
<eviction max-entries="10000" strategy="LRU"/>
</invalidation-cache>
<distributed-cache name="sessions" mode="SYNC" owners="1"/>
<distributed-cache name="offlineSessions" mode="SYNC" owners="1"/>
<distributed-cache name="loginFailures" mode="SYNC" owners="1"/>