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Too Many Open Files error message

Troubleshooting


Problem

This technote explains how to debug the "Too many open files" error message on Microsoft Windows, AIX, Linux and Solaris operating systems.

Symptom

The following messages could be displayed when the process has exhausted the file handle limit:

java.io.IOException: Too many open files

[3/14/15 9:26:53:589 EDT] 14142136 prefs W Could not lock User prefs. Unix error code 24.

New sockets/file descriptors can not be opened after the limit has been reached.

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Document Information

Modified date:
03 March 2025

UID

swg21067352