private IPCLoggerChannelMetrics(IPCLoggerChannel ch)
{
this.ch = ch;
Configuration conf = new HdfsConfiguration();
int[] intervals = conf.GetInts(DFSConfigKeys.DfsMetricsPercentilesIntervalsKey);
if (intervals != null)
{
writeEndToEndLatencyQuantiles = new MutableQuantiles[intervals.Length];
writeRpcLatencyQuantiles = new MutableQuantiles[intervals.Length];
for (int i = 0; i < writeEndToEndLatencyQuantiles.Length; i++)
{
int interval = intervals[i];
writeEndToEndLatencyQuantiles[i] = registry.NewQuantiles("writesE2E" + interval +
"s", "End-to-end time for write operations", "ops", "LatencyMicros", interval);
writeRpcLatencyQuantiles[i] = registry.NewQuantiles("writesRpc" + interval + "s",
"RPC RTT for write operations", "ops", "LatencyMicros", interval);
}
}
else
{
writeEndToEndLatencyQuantiles = null;
writeRpcLatencyQuantiles = null;
}
}
