+$ rm -f ${bindir:=.}/log_usage_0.log ${bindir:=.}/log_usage_1.log
+
+p Check the "splitfile" log appender without percent in template
+$ ${bindir:=.}/log_usage "--log=root.fmt:[%10.6r]%e[%i:%a@%h]%e%m%n" --log=root.app:splitfile:500:${bindir:=.}/log_usage.log.
+$ cat ${bindir:=.}/log_usage.log.0
+> [ 0.000000] [0:maestro@] Test with the settings ''
+> [ 0.000000] [0:maestro@] val=2
+> [ 0.000000] [0:maestro@] false alarm!
+> [ 0.000000] [0:maestro@] Test with the settings ' '
+> [ 0.000000] [0:maestro@] val=2
+> [ 0.000000] [0:maestro@] false alarm!
+> [ 0.000000] [0:maestro@] Test with the settings ' test.thres:info root.thres:info '
+> [ 0.000000] [0:maestro@] val=2
+> [ 0.000000] [0:maestro@] false alarm!
+> [ 0.000000] [0:maestro@] Test with the settings ' test.thres:debug '
+> [ 0.000000] [0:maestro@] val=1
+
+$ cat ${bindir:=.}/log_usage.log.1
+> [ 0.000000] [0:maestro@] val=2
+> [ 0.000000] [0:maestro@] false alarm!
+> [ 0.000000] [0:maestro@] Test with the settings ' test.thres:verbose root.thres:error '
+> [ 0.000000] [0:maestro@] val=2
+> [ 0.000000] [0:maestro@] false alarm!
+> [ 0.000000] [0:maestro@] Test with the settings ' test.thres:critical '
+> [ 0.000000] [0:maestro@] false alarm!