mbeckerle commented on a change in pull request #135: Show different error
message for OOM
URL: https://github.com/apache/incubator-daffodil/pull/135#discussion_r232813576
##########
File path: daffodil-cli/src/main/scala/org/apache/daffodil/Main.scala
##########
@@ -1355,6 +1355,19 @@ object Main extends Logging {
log(LogLevel.Error, "%s", e.getMessage())
1
}
+ case e: OutOfMemoryError => {
+ System.err.println("""|
+
|!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+ |!! Daffodil ran out of memory!
!!
+
|!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+ |
+ | Try increasing the amount of memory by changing
or
+ | setting the DAFFODIL_JAVA_OPTS environment
variable.
Review comment:
Might as well tell them how to set it i.e., for the OpenJDK JVM the
parameter value is -Xmx5G for 5 gigabytes.
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