From 4e166aa94da5b065f5f7fb43d1578075d2dc28b2 Mon Sep 17 00:00:00 2001
From: Juned Memon <junaid18183@yahoo.com>
Date: Fri, 29 Oct 2010 05:36:49 +0200
Subject: [PATCH] Initial version

---
 plugins/other/hadoop-under_replicated-blocks | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100755 plugins/other/hadoop-under_replicated-blocks

diff --git a/plugins/other/hadoop-under_replicated-blocks b/plugins/other/hadoop-under_replicated-blocks
new file mode 100755
index 00000000..630f136f
--- /dev/null
+++ b/plugins/other/hadoop-under_replicated-blocks
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+#Author Juned Memon www.tipsNtrapS.com (juned.memon@tipsntraps.com)
+
+#To Check how stable the Hadoop filesystem is, we generally check number of under-replicated nodes in hadoop. This plugin graphs the under-replicated nodes in hadoop.
+
+case $1 in
+   config)
+        cat <<'EOM'
+graph_title Under Replicated Blocks Hadoop
+graph_category Dxtv
+graph_vlabel block
+block.label block
+EOM
+        exit 0;;
+esac
+
+echo -n "block.value "
+hadoop dfsadmin -report | grep "Under replicated blocks" | awk '{print $4}'