SAP Knowledge Base Article - Preview

2997154 - AS Java performance issue - Code cache is full

Symptom

The following entries might appear in dev_server log files of instance work directory  "\usr\sap\<SID>\<instnr>\work" and occasionally you face performance issue in AS Java system:

***Warning: Code cache is full: Try increasing the code cache size using -XX:ReservedCodeCacheSize=...
***Warning: JIT stopped


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Environment

SAP NetWeaver Application Server Java all versions

SAP Java Virtual Machine all versions

Product

SAP Java Virtual Machine all versions ; SAP NetWeaver Application Server for Java all versions

Keywords

code cache, codecache, hanging, down frequently, hangs, down, system, AS Java, poor performance, bad performance, performance, bad, poor, system down, portal, portal hangs, slow, very slow, code cache sweeping, JIT stopped, Code cache is full, Try increasing the code cache size, -XX:ReservedCodeCacheSize, ReservedCodeCacheSize , KBA , BC-JVM , SAP Java Virtual Machine , SV-PERF-JAS , SAP NetWeaver AS Java related performance issues , BC-JAS-COR , Enterprise Runtime, Core J2EE Framework , Problem

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