MAPREDUCE-6363. [NNBench] Lease mismatch error when running with multiple mappers. Contributed by Brahma Reddy Battula.

This commit is contained in:
Akira Ajisaka 2015-06-15 14:52:26 -07:00
parent 04c9a077c8
commit 75a2560e51
2 changed files with 14 additions and 4 deletions

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@ -471,6 +471,9 @@ Release 2.8.0 - UNRELEASED
MAPREDUCE-6389. Fix BaileyBorweinPlouffe CLI usage message. (Brahma Reddy Battula MAPREDUCE-6389. Fix BaileyBorweinPlouffe CLI usage message. (Brahma Reddy Battula
via devaraj) via devaraj)
MAPREDUCE-6363. [NNBench] Lease mismatch error when running with multiple
mappers. (Brahma Reddy Battula via aajisaka)
Release 2.7.1 - UNRELEASED Release 2.7.1 - UNRELEASED
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

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@ -57,6 +57,9 @@
import org.apache.hadoop.mapred.OutputCollector; import org.apache.hadoop.mapred.OutputCollector;
import org.apache.hadoop.mapred.JobConf; import org.apache.hadoop.mapred.JobConf;
import org.apache.hadoop.mapred.Reducer; import org.apache.hadoop.mapred.Reducer;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.v2.api.records.TaskId;
/** /**
* This program executes a specified operation that applies load to * This program executes a specified operation that applies load to
@ -687,6 +690,9 @@ public void map(Text key,
dataDirName = conf.get("test.nnbench.datadir.name"); dataDirName = conf.get("test.nnbench.datadir.name");
op = conf.get("test.nnbench.operation"); op = conf.get("test.nnbench.operation");
readFile = conf.getBoolean("test.nnbench.readFileAfterOpen", false); readFile = conf.getBoolean("test.nnbench.readFileAfterOpen", false);
int taskId =
TaskAttemptID.forName(conf.get(MRJobConfig.TASK_ATTEMPT_ID))
.getTaskID().getId();
long totalTimeTPmS = 0l; long totalTimeTPmS = 0l;
long startTimeTPmS = 0l; long startTimeTPmS = 0l;
@ -699,18 +705,19 @@ public void map(Text key,
successfulFileOps = 0l; successfulFileOps = 0l;
if (barrier()) { if (barrier()) {
String filePrefix = "file_" + taskId + "_";
if (op.equals(OP_CREATE_WRITE)) { if (op.equals(OP_CREATE_WRITE)) {
startTimeTPmS = System.currentTimeMillis(); startTimeTPmS = System.currentTimeMillis();
doCreateWriteOp("file_" + hostName + "_", reporter); doCreateWriteOp(filePrefix, reporter);
} else if (op.equals(OP_OPEN_READ)) { } else if (op.equals(OP_OPEN_READ)) {
startTimeTPmS = System.currentTimeMillis(); startTimeTPmS = System.currentTimeMillis();
doOpenReadOp("file_" + hostName + "_", reporter); doOpenReadOp(filePrefix, reporter);
} else if (op.equals(OP_RENAME)) { } else if (op.equals(OP_RENAME)) {
startTimeTPmS = System.currentTimeMillis(); startTimeTPmS = System.currentTimeMillis();
doRenameOp("file_" + hostName + "_", reporter); doRenameOp(filePrefix, reporter);
} else if (op.equals(OP_DELETE)) { } else if (op.equals(OP_DELETE)) {
startTimeTPmS = System.currentTimeMillis(); startTimeTPmS = System.currentTimeMillis();
doDeleteOp("file_" + hostName + "_", reporter); doDeleteOp(filePrefix, reporter);
} }
endTimeTPms = System.currentTimeMillis(); endTimeTPms = System.currentTimeMillis();