本文整理汇总了Java中org.apache.hadoop.hdfs.DFSUtil.getPercentRemaining方法的典型用法代码示例。如果您正苦于以下问题：Java DFSUtil.getPercentRemaining方法的具体用法？Java DFSUtil.getPercentRemaining怎么用？Java DFSUtil.getPercentRemaining使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.hdfs.DFSUtil的用法示例。
在下文中一共展示了DFSUtil.getPercentRemaining方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getRemainingPercent
import org.apache.hadoop.hdfs.DFSUtil; //导入方法依赖的package包/类
/** The remaining space as percentage of configured capacity. */
public float getRemainingPercent() {
return DFSUtil.getPercentRemaining(remaining, capacity);
}
示例2: toXML
import org.apache.hadoop.hdfs.DFSUtil; //导入方法依赖的package包/类
public void toXML(XMLOutputter doc) throws IOException {
if (error != null) {
// general exception, only print exception message onto web page.
createGeneralException(doc, clusterid,
StringUtils.stringifyException(error));
doc.getWriter().flush();
return;
}
int size = nnList.size();
long total = 0L, free = 0L, nonDfsUsed = 0l;
float dfsUsedPercent = 0.0f, dfsRemainingPercent = 0.0f;
if (size > 0) {
total = total_sum / size;
free = free_sum / size;
nonDfsUsed = nonDfsUsed_sum / size;
dfsUsedPercent = DFSUtil.getPercentUsed(clusterDfsUsed, total);
dfsRemainingPercent = DFSUtil.getPercentRemaining(free, total);
}
doc.startTag("cluster");
doc.attribute("clusterId", clusterid);
doc.startTag("storage");
toXmlItemBlock(doc, "Total Files And Directories",
Long.toString(totalFilesAndDirectories));
toXmlItemBlock(doc, "Configured Capacity", StringUtils.byteDesc(total));
toXmlItemBlock(doc, "DFS Used", StringUtils.byteDesc(clusterDfsUsed));
toXmlItemBlock(doc, "Non DFS Used", StringUtils.byteDesc(nonDfsUsed));
toXmlItemBlock(doc, "DFS Remaining", StringUtils.byteDesc(free));
// dfsUsedPercent
toXmlItemBlock(doc, "DFS Used%", DFSUtil.percent2String(dfsUsedPercent));
// dfsRemainingPercent
toXmlItemBlock(doc, "DFS Remaining%", DFSUtil.percent2String(dfsRemainingPercent));
doc.endTag(); // storage
doc.startTag("namenodes");
// number of namenodes
toXmlItemBlock(doc, "NamenodesCount", Integer.toString(size));
for (NamenodeStatus nn : nnList) {
doc.startTag("node");
toXmlItemBlockWithLink(doc, nn.host, nn.httpAddress, "NameNode");
toXmlItemBlock(doc, "Blockpool Used",
StringUtils.byteDesc(nn.bpUsed));
toXmlItemBlock(doc, "Blockpool Used%",
DFSUtil.percent2String(DFSUtil.getPercentUsed(nn.bpUsed, total)));
toXmlItemBlock(doc, "Files And Directories",
Long.toString(nn.filesAndDirectories));
toXmlItemBlock(doc, "Blocks", Long.toString(nn.blocksCount));
toXmlItemBlock(doc, "Missing Blocks",
Long.toString(nn.missingBlocksCount));
toXmlItemBlockWithLink(doc, nn.liveDatanodeCount + " ("
+ nn.liveDecomCount + ")", new URL(nn.httpAddress,
"/dfsnodelist.jsp?whatNodes=LIVE"),
"Live Datanode (Decommissioned)");
toXmlItemBlockWithLink(doc, nn.deadDatanodeCount + " ("
+ nn.deadDecomCount + ")", new URL(nn.httpAddress,
"/dfsnodelist.jsp?whatNodes=DEAD"),
"Dead Datanode (Decommissioned)");
toXmlItemBlock(doc, "Software Version", nn.softwareVersion);
doc.endTag(); // node
}
doc.endTag(); // namenodes
createNamenodeExceptionMsg(doc, nnExceptions);
doc.endTag(); // cluster
doc.getWriter().flush();
}
示例3: getCapacityRemainingPercent
import org.apache.hadoop.hdfs.DFSUtil; //导入方法依赖的package包/类
@Override
public synchronized float getCapacityRemainingPercent() {
return DFSUtil.getPercentRemaining(
stats.capacityRemaining, stats.capacityTotal);
}
示例4: getCacheRemainingPercent
import org.apache.hadoop.hdfs.DFSUtil; //导入方法依赖的package包/类
/**
* @return Cache remaining as a percentage of the datanode's total cache
* capacity
*/
public float getCacheRemainingPercent() {
return DFSUtil.getPercentRemaining(getCacheRemaining(), cacheCapacity);
}