本文整理汇总了Java中org.apache.cassandra.db.ColumnFamilyStoreMBean.getRecentSSTablesPerReadHistogram方法的典型用法代码示例。如果您正苦于以下问题：Java ColumnFamilyStoreMBean.getRecentSSTablesPerReadHistogram方法的具体用法？Java ColumnFamilyStoreMBean.getRecentSSTablesPerReadHistogram怎么用？Java ColumnFamilyStoreMBean.getRecentSSTablesPerReadHistogram使用的例子？那么恭喜您, 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.cassandra.db.ColumnFamilyStoreMBean的用法示例。
在下文中一共展示了ColumnFamilyStoreMBean.getRecentSSTablesPerReadHistogram方法的3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: printCfHistograms
import org.apache.cassandra.db.ColumnFamilyStoreMBean; //导入方法依赖的package包/类
private void printCfHistograms(String keySpace, String columnFamily, PrintStream output)
{
ColumnFamilyStoreMBean store = this.probe.getCfsProxy(keySpace, columnFamily);
// default is 90 offsets
long[] offsets = new EstimatedHistogram().getBucketOffsets();
long[] rrlh = store.getRecentReadLatencyHistogramMicros();
long[] rwlh = store.getRecentWriteLatencyHistogramMicros();
long[] sprh = store.getRecentSSTablesPerReadHistogram();
long[] ersh = store.getEstimatedRowSizeHistogram();
long[] ecch = store.getEstimatedColumnCountHistogram();
output.println(String.format("%s/%s histograms", keySpace, columnFamily));
output.println(String.format("%-10s%10s%18s%18s%18s%18s",
"Offset", "SSTables", "Write Latency", "Read Latency", "Partition Size", "Cell Count"));
output.println(String.format("%-10s%10s%18s%18s%18s%18s",
"", "", "(micros)", "(micros)", "(bytes)", ""));
for (int i = 0; i < offsets.length; i++)
{
output.println(String.format("%-10d%10s%18s%18s%18s%18s",
offsets[i],
(i < sprh.length ? sprh[i] : "0"),
(i < rwlh.length ? rwlh[i] : "0"),
(i < rrlh.length ? rrlh[i] : "0"),
(i < ersh.length ? ersh[i] : "0"),
(i < ecch.length ? ecch[i] : "0")));
}
}
示例2: printCfHistograms
import org.apache.cassandra.db.ColumnFamilyStoreMBean; //导入方法依赖的package包/类
private void printCfHistograms(String keySpace, String columnFamily, PrintStream output)
{
ColumnFamilyStoreMBean store = this.probe.getCfsProxy(keySpace, columnFamily);
// default is 90 offsets
long[] offsets = new EstimatedHistogram().getBucketOffsets();
long[] rrlh = store.getRecentReadLatencyHistogramMicros();
long[] rwlh = store.getRecentWriteLatencyHistogramMicros();
long[] sprh = store.getRecentSSTablesPerReadHistogram();
long[] ersh = store.getEstimatedRowSizeHistogram();
long[] ecch = store.getEstimatedColumnCountHistogram();
output.println(String.format("%s/%s histograms", keySpace, columnFamily));
output.println(String.format("%-10s%10s%18s%18s%18s%18s",
"Offset", "SSTables", "Write Latency", "Read Latency", "Row Size", "Column Count"));
for (int i = 0; i < offsets.length; i++)
{
output.println(String.format("%-10d%10s%18s%18s%18s%18s",
offsets[i],
(i < sprh.length ? sprh[i] : "0"),
(i < rwlh.length ? rwlh[i] : "0"),
(i < rrlh.length ? rrlh[i] : "0"),
(i < ersh.length ? ersh[i] : "0"),
(i < ecch.length ? ecch[i] : "0")));
}
}
示例3: printCfHistograms
import org.apache.cassandra.db.ColumnFamilyStoreMBean; //导入方法依赖的package包/类
private void printCfHistograms(String keySpace, String columnFamily, PrintStream output)
{
ColumnFamilyStoreMBean store = this.probe.getCfsProxy(keySpace, columnFamily);
// default is 90 offsets
long[] offsets = new EstimatedHistogram().getBucketOffsets();
long[] rrlh = store.getRecentReadLatencyHistogramMicros();
long[] rwlh = store.getRecentWriteLatencyHistogramMicros();
long[] sprh = store.getRecentSSTablesPerReadHistogram();
long[] ersh = store.getEstimatedRowSizeHistogram();
long[] ecch = store.getEstimatedColumnCountHistogram();
output.println(String.format("%s/%s histograms", keySpace, columnFamily));
output.println(String.format("%-10s%10s%18s%18s%18s%18s",
"Offset", "SSTables", "Write Latency", "Read Latency", "Row Size", "Column Count"));
for (int i = 0; i < offsets.length; i++)
{
output.println(String.format("%-10d%10s%18s%18s%18s%18s",
offsets[i],
(i < sprh.length ? sprh[i] : ""),
(i < rwlh.length ? rrlh[i] : ""),
(i < rrlh.length ? rwlh[i] : ""),
(i < ersh.length ? ersh[i] : ""),
(i < ecch.length ? ecch[i] : "")));
}
}