Oracle CEP11gR1 ( Services Stop After Running For 1 Week And Server Leaves Lot of File Descriptors With Description "can't identify protocol"

(Doc ID 1937517.1)

Last updated on MARCH 22, 2016

Applies to:

Oracle Event Processing - Version and later
Information in this document applies to any platform.


Occasonally CEP leaves lot of open files with "can't identify protocol" and over time it results Too many open files error such as this:

SEVERE: [Apr 14, 2014 7:20:55 PM] FrameWorkLogger: Bundle com.bea.core.netio: Error: Exception in opening zip file: /home/oracle/Oracle/Middleware/modules/com.bea.core.netio_8.0.0.0.jar Exception in opening zip file: /home/oracle/Oracle/Middleware/modules/com.bea.core.netio_8.0.0.0.jar
at org.eclipse.osgi.framework.util.SecureAction.getZipFile(
at org.eclipse.osgi.baseadaptor.bundlefile.ZipBundleFile.basicOpen(
at org.eclipse.osgi.baseadaptor.bundlefile.ZipBundleFile.getZipFile(
at org.eclipse.osgi.baseadaptor.bundlefile.ZipBundleFile.checkedOpen(
at org.eclipse.osgi.baseadaptor.bundlefile.ZipBundleFile.getEntry(
at org.eclipse.osgi.baseadaptor.loader.ClasspathManager.findClassImpl(
Caused by: Error opening file
at Method)
at org.eclipse.osgi.framework.util.SecureAction.getZipFile(
... 29 more


The issue can be reproduced at will by in some customer environments where JRockit has been used


Due to this issue, the CEP environment becomes less stable than expected.


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