added various scripts

watchgrowth.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+
+old_size=$(du -b "${1}" | cut -f1)
+while true; do
+sleep 1
+new_size=$(du -b "${1}" | cut -f1)
+size_diff=$(( ${new_size} - ${old_size} ))
+old_size=${new_size}
+#speed=$(( ${size_diff} / (1024*1024) ))
+progress=""
+
+if [[ $# -eq 2 ]] ; then
+total=${2}
+progress_p=$(echo "2 k ${new_size} ${total} 100 / / p" | dc)
+progress="${progress_p} %"
+fi
+
+speed=$(echo "2 k ${size_diff} 1024 1024 * / p" | dc)
+
+echo "${progress} - ${speed} MB/s"
+done