Add doc and helper scripts

syslog5mins

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+if [ "$1" == "" ]; then
+	echo "No file given!"
+	exit 1
+fi
+
+for (( i = 4; i >= 0; i-- )) ; do
+	# In %_d the underscore is important since it demands `date`
+	# to pad with spaces (like syslog for e.g. "Jan  1" to "Jan  9")
+	# instead of zeros.
+	dstring=`LANG=C date -d "-$i min" +"%b %_d %R"`
+	#echo "Entries for '$dstring':"
+	grep "^$dstring:.. " $1
+done