--- a/etc/settings Thu Apr 23 09:57:41 2020 +0200
+++ b/etc/settings Thu Apr 23 12:03:16 2020 +0200
@@ -14,9 +14,9 @@
ISABELLE_JAVA_SYSTEM_OPTIONS="-server -Dfile.encoding=UTF-8 -Disabelle.threads=0 -Djdk.gtk.version=2.2"
-ISABELLE_TOOL_JAVA_OPTIONS="-Djava.awt.headless=true -Xms512m -Xmx2560m -Xss16m"
+ISABELLE_TOOL_JAVA_OPTIONS="-Djava.awt.headless=true -Xms512m -Xmx4g -Xss32m"
-ISABELLE_SCALAC_OPTIONS="-encoding UTF-8 -nowarn -target:jvm-1.8 -Xmax-classfile-name 130 -J-Xms512m -J-Xmx2560m -J-Xss16m"
+ISABELLE_SCALAC_OPTIONS="-encoding UTF-8 -nowarn -target:jvm-1.8 -Xmax-classfile-name 130 -J-Xms512m -J-Xmx4g -J-Xss32m"
classpath "$ISABELLE_HOME/lib/classes/Pure.jar"