This file is indexed.

/usr/share/scilab/etc/jvm_options.xml is in scilab-data 6.0.1-1ubuntu1.

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The actual contents of the file can be viewed below.

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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE jvm_options SYSTEM "../modules/jvm/xml/jvm-options.dtd">
<!-- =================== -->
<!--
 Options JVM
 @author Allan CORNET
 ===================
 Don't touch if you do not know what you are doing
 http://blogs.sun.com/watt/resource/jvm-options-list.html
 http://java.sun.com/javase/technologies/hotspot/vmoptions.jsp
 http://java.sun.com/javase/technologies/hotspot/exactoptions.jsp
 -->
<!-- =================== -->
<!--
$PATH_SEPARATOR : path separator ';' (windows) ':' linux
$SCILAB : scilab path (SCI in Scilab)
-->
<jvm_options>
    <option value="-Djava.library.path="/>
    <option value="-Djava.class.path=$SCILAB/modules/jvm/jar/org.scilab.modules.jvm.jar"/>
    <option value="-Djava.util.logging.config.file=$SCILAB/etc/logging.properties"/>
    <!-- ENABLE Just In Time java compiler -->
    <option value="-Djava.compiler=JIT"/>
    <!-- Set Java Heap space to 256mb -->
    <option value="-Xmx256m"/>
    <!-- Avoid jvm to handle sigint (& other signals)  -->
    <option value="-Xrs"/>
    <!--option value="-Djogl.debug=all"/-->

    <!-- Set Java space for direct buffer allocation -->
    <!--
   <option value="-XX:MaxDirectMemorySize=1024M"/>
-->

    <option value="-Dawt.useSystemAAFontSettings=on" os="linux"/>
    <option value="-Dapple.laf.useScreenMenuBar=true" os="macosx"/>

    <!-- workaround https://jogamp.org/bugzilla/show_bug.cgi?id=563 -->
    <option value="-Djogamp.gluegen.UseTempJarCache=false"/>
    <!-- DISABLE Just In Time java compiler -->
    <!--
<option value="-Djava.compiler=NONE"/>
-->

    <!-- ALLOW remote java debug -->
    <!--
    <option value="-Xdebug"/>
    <option value="-Xnoagent"/>
    <option value="-Xrunjdwp:transport=dt_socket,address=8000,server=y,suspend=n"/>
-->

    <!-- enable-debug-java enables also some more checks -->
    <!--
<option value='-verbose:jni'/>
	   <option value='-Xcheck:jni'/>
-->
</jvm_options>