HDFS-12176. dfsadmin shows DFS Used%: NaN% if the cluster has zero block. Contributed by Weiwei Yang.
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@ -520,9 +520,13 @@ public void report(String[] argv, int i) throws IOException {
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+ " (" + StringUtils.byteDesc(remaining) + ")");
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System.out.println("DFS Used: " + used
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+ " (" + StringUtils.byteDesc(used) + ")");
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double dfsUsedPercent = 0;
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if (presentCapacity != 0) {
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dfsUsedPercent = used/(double)presentCapacity;
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}
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System.out.println("DFS Used%: "
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+ StringUtils.formatPercent(used/(double)presentCapacity, 2));
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+ StringUtils.formatPercent(dfsUsedPercent, 2));
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/* These counts are not always upto date. They are updated after
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* iteration of an internal list. Should be updated in a few seconds to
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* minutes. Use "-metaSave" to list of all such blocks and accurate
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