[keycloak-user] Uncaught server error: java.lang.OutOfMemoryError: Java heap space

Nalyvayko, Peter pnalyvayko at agi.com
Wed Aug 8 07:56:22 EDT 2018


Hi Arun,
Yes, we have seen this issue before. A temporary remedy has been to increase jVM's maximum heap size, among other things, like changing the eviction rate and infinispan cache sizes.
--Peter

-----Original Message-----
From: keycloak-user-bounces at lists.jboss.org <keycloak-user-bounces at lists.jboss.org> On Behalf Of Arun Velayudhan
Sent: Wednesday, August 8, 2018 1:02 AM
To: keycloak-user <keycloak-user at lists.jboss.org>
Subject: [keycloak-user] Uncaught server error: java.lang.OutOfMemoryError: Java heap space

Hello,
We ran keycloak with some basic load (like auth, gettoken) for few hours at theand after sometime Keycloak threw an Out-of-memory error.  Has anyone faced similar kind of problem. Would be keen to know what was done to mitigate.

Version of Keycloak -> 4.0.0.Final.



=====
18:32:47,716 WARN  [com.arjuna.ats.arjuna] (Transaction Reaper)
ARJUNA012117: TransactionReaper::check timeout for TX 0:ffffc0a80c38:-56b32ec9:5b6463c3:54bcab in state  RUN

18:30:23,749 ERROR [org.keycloak.services.error.KeycloakErrorHandler]
(default task-199) Uncaught server error: java.lang.OutOfMemoryError: Java heap space

18:32:47,717 ERROR [org.keycloak.services.error.KeycloakErrorHandler]
(default task-219) Uncaught server error: java.lang.OutOfMemoryError: Java heap space

18:32:47,717 ERROR [org.keycloak.services.error.KeycloakErrorHandler]
(default task-505) Uncaught server error: java.lang.OutOfMemoryError: Java heap space ===============

Pls find with the startup configuration
===

19:46:33,121 DEBUG [org.jboss.as.config] (MSC service thread 1-7) VM
Arguments: -D[Standalone] -Xms64m -Xmx512m -XX:MetaspaceSize=96M -XX:MaxMetaspaceSize=256m -Djava.net.preferIPv4Stack=true -Djboss.modules.system.pkgs=org.jboss.byteman -Djava.awt.headless=true -Dorg.jboss.boot.log.file=/DG/activeRelease/keycloak/standalone/log/server.log
-Dlogging.configuration=file:/DG/activeRelease/keycloak/standalone/configuration/logging.properties

==================



Arun
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