Login attempt to Secure Global Desktop server fails with with error of "java.io.IOExeption:No response from SGD server"
(Doc ID 2221610.1)
Last updated on FEBRUARY 03, 2019
Applies to:Oracle Secure Global Desktop - Version 4.2 and later
Information in this document applies to any platform.
Secure Global Desktop (SGD) administrator may get reports that users cannot login with the message of "java.io.IOExeption:No response from SGD server" in the user/password login page.
The problem even happens when the system is on low load.
Reviewing the SGD server log files (by default found at: /opt/tarantella/var/log), provides the following information:
In the jserver log, following exception may be seen:
Exception in thread "SGD Proxy Provider Thread 2" java.lang.OutOfMemoryError:
Java heap space
In the sgd log, following error may be seen:
Oracle Secure Global Desktop (5.20.929) WARNING:
Only 9 connection workers available, of
1009 connection workers.
You are reaching the limit for the number of connected clients of the
current configuration of this Tarantella server. New clients will be
unable to connect or log in to this Tarantella server.
Increase the number of connection workers available and restart, or
consider adding more servers to the Tarantella array.
SGD has the following settings already:
1. JVM settings in tarantella config:
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In this Document
|The Recommend Solution|
|1.Increased the memory used by Tomcat from the default, 512M.|
|2. The issue is not reproducible on SGD 5.2 Patch Set 8 and SGD 5.30.914 with settings in above 1.|