Adding utility to ease gathering stats on cache usage. #21

README.md

@@ -133,6 +133,7 @@ Revision history
 
 v0.5.x (latest)
 
+* Adding utility `cache.bash` to ease gathering stats on cache usage. #21
 * Cache-directory can now be readonly and serve all cached files, still failing when need to save files. #5
 * Cache now uses same file extension as original image #37. 
 * Can output image as json format using `json` #11.

cache.bash

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+#
+# Specify the utilities used
+#
+ECHO="printf"
+
+
+
+#
+# Main, start by checking basic usage
+#
+if [ $# -lt 1 ]
+then
+    $ECHO "Usage: $0 [cache-dir]\n"
+    exit 1
+elif [ ! -d "$1" ]; then
+    $ECHO "Usage: $0 [cache-dir]\n"
+    $ECHO "$1 is not a directory.\n"
+    exit 1
+fi
+
+
+
+#
+# Print out details on cache-directory
+#
+$ECHO "Total size:       $( du -sh $1 | cut -f1 )"
+$ECHO "\nNumber of files:  $( find $1 | wc -l )"
+$ECHO "\n\nTop-5 largest files:\n"
+$ECHO "$( du -s $1/* | sort -nr | head -5 )"
+$ECHO "\n\nLast-5 created files:\n"
+$ECHO "$( find $1/* -printf '%TY-%Tm-%Td %TH:%TM %p\n' | sort -r | head -5 )"
+$ECHO "\n\nLast-5 accessed files:\n"
+$ECHO "$( find $1/* -printf '%AY-%Am-%Ad %AH:%AM %f\n' | sort -r | head -5 )"
+$ECHO "\n"