update config file

config/common.conf

@@ -9,6 +9,15 @@ FETCHTIMEOUT="180"
 # without user intervention most times.
 FETCHTRIES="3"
 
+# Specifies the maximum number of jobs (commands) to spawn simultaneously. See also the
+# related LOADAVERAGE option.
+MAXJOBS="4"
+
+# Specifies that no new jobs (commands) should be started if there are other jobs running
+# and the load average is at least set LOAD (a floating-point number). This option is
+# recommended for use in combi‐nation with MAXJOBS in order to avoid excess load.
+LOADAVERAGE="3"
+
 # This directive sets the directory where EzBuild will look for custom modules and their
 # configuration to be loaded.
 MODULESCUSTOMDIR="~/.ezbuild"