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HADOOP-15917. AliyunOSS: fix incorrect ReadOps and WriteOps in statistics. Contributed by Jinhu Wu.

This commit is contained in:
Sammi Chen 2018-11-14 12:58:57 +08:00
parent a13be203b7
commit 3fade865ce
4 changed files with 84 additions and 19 deletions
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4
hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSFileSystem.java
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@ -405,7 +405,6 @@ public class AliyunOSSFileSystem extends FileSystem {
ObjectListing objects = store.listObjects(key, maxKeys, null, false);
while (true) {
statistics.incrementReadOps(1);
for (OSSObjectSummary objectSummary : objects.getObjectSummaries()) {
String objKey = objectSummary.getKey();
if (objKey.equals(key + "/")) {
@ -446,7 +445,6 @@ public class AliyunOSSFileSystem extends FileSystem {
}
String nextMarker = objects.getNextMarker();
objects = store.listObjects(key, maxKeys, nextMarker, false);
statistics.incrementReadOps(1);
} else {
break;
}
@ -694,7 +692,6 @@ public class AliyunOSSFileSystem extends FileSystem {
new SemaphoredDelegatingExecutor(boundedCopyThreadPool,
maxConcurrentCopyTasksPerDir, true));
ObjectListing objects = store.listObjects(srcKey, maxKeys, null, true);
statistics.incrementReadOps(1);
// Copy files from src folder to dst
int copiesToFinish = 0;
while (true) {
@ -717,7 +714,6 @@ public class AliyunOSSFileSystem extends FileSystem {
if (objects.isTruncated()) {
String nextMarker = objects.getNextMarker();
objects = store.listObjects(srcKey, maxKeys, nextMarker, true);
statistics.incrementReadOps(1);
} else {
break;
}

24
hadoop-tools/hadoop-aliyun/src/main/java/org/apache/hadoop/fs/aliyun/oss/AliyunOSSFileSystemStore.java
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@ -175,6 +175,7 @@ public class AliyunOSSFileSystemStore {
CannedAccessControlList cannedACL =
CannedAccessControlList.valueOf(cannedACLName);
ossClient.setBucketAcl(bucketName, cannedACL);
statistics.incrementWriteOps(1);
}
maxKeys = conf.getInt(MAX_PAGING_KEYS_KEY, MAX_PAGING_KEYS_DEFAULT);
@ -216,6 +217,7 @@ public class AliyunOSSFileSystemStore {
// Here, we choose the simple mode to do batch delete.
deleteRequest.setQuiet(true);
DeleteObjectsResult result = ossClient.deleteObjects(deleteRequest);
statistics.incrementWriteOps(1);
deleteFailed = result.getDeletedObjects();
tries++;
if (tries == retry) {
@ -268,11 +270,13 @@ public class AliyunOSSFileSystemStore {
*/
public ObjectMetadata getObjectMetadata(String key) {
try {
return ossClient.getObjectMetadata(bucketName, key);
} catch (OSSException osse) {
return null;
} finally {
ObjectMetadata objectMeta = ossClient.getObjectMetadata(bucketName, key);
statistics.incrementReadOps(1);
return objectMeta;
} catch (OSSException osse) {
LOG.error("Exception thrown when get object meta: "
+ key + ", exception: " + osse);
return null;
}
}
@ -289,6 +293,7 @@ public class AliyunOSSFileSystemStore {
dirMeta.setContentLength(0);
try {
ossClient.putObject(bucketName, key, in, dirMeta);
statistics.incrementWriteOps(1);
} finally {
in.close();
}
@ -304,6 +309,7 @@ public class AliyunOSSFileSystemStore {
public boolean copyFile(String srcKey, String dstKey) {
ObjectMetadata objectMeta =
ossClient.getObjectMetadata(bucketName, srcKey);
statistics.incrementReadOps(1);
long contentLength = objectMeta.getContentLength();
if (contentLength <= multipartThreshold) {
return singleCopy(srcKey, dstKey);
@ -323,6 +329,7 @@ public class AliyunOSSFileSystemStore {
private boolean singleCopy(String srcKey, String dstKey) {
CopyObjectResult copyResult =
ossClient.copyObject(bucketName, srcKey, bucketName, dstKey);
statistics.incrementWriteOps(1);
LOG.debug(copyResult.getETag());
return true;
}
@ -372,6 +379,7 @@ public class AliyunOSSFileSystemStore {
UploadPartCopyResult partCopyResult =
ossClient.uploadPartCopy(partCopyRequest);
statistics.incrementWriteOps(1);
statistics.incrementBytesWritten(size);
partETags.add(partCopyResult.getPartETag());
}
CompleteMultipartUploadRequest completeMultipartUploadRequest =
@ -408,6 +416,7 @@ public class AliyunOSSFileSystemStore {
PutObjectResult result = ossClient.putObject(bucketName, key, fis, meta);
LOG.debug(result.getETag());
statistics.incrementWriteOps(1);
statistics.incrementBytesWritten(file.length());
} finally {
fis.close();
}
@ -449,7 +458,9 @@ public class AliyunOSSFileSystemStore {
try {
GetObjectRequest request = new GetObjectRequest(bucketName, key);
request.setRange(byteStart, byteEnd);
return ossClient.getObject(request).getObjectContent();
InputStream in = ossClient.getObject(request).getObjectContent();
statistics.incrementReadOps(1);
return in;
} catch (OSSException | ClientException e) {
LOG.error("Exception thrown when store retrieves key: "
+ key + ", exception: " + e);
@ -480,6 +491,7 @@ public class AliyunOSSFileSystemStore {
for (OSSObjectSummary object : objects.getObjectSummaries()) {
key = object.getKey();
ossClient.deleteObject(bucketName, key);
statistics.incrementWriteOps(1);
}
for (String dir: objects.getCommonPrefixes()) {
@ -604,6 +616,8 @@ public class AliyunOSSFileSystemStore {
uploadRequest.setPartSize(file.length());
uploadRequest.setPartNumber(idx);
UploadPartResult uploadResult = ossClient.uploadPart(uploadRequest);
statistics.incrementWriteOps(1);
statistics.incrementBytesWritten(file.length());
return uploadResult.getPartETag();
} catch (Exception e) {
LOG.debug("Failed to upload "+ file.getPath() +", " +

5
hadoop-tools/hadoop-aliyun/src/site/markdown/tools/hadoop-aliyun/index.md
View File

@ -117,6 +117,11 @@ please raise your issues with them.
</description>
</property>
<property>
<name>fs.oss.impl</name>
<value>org.apache.hadoop.fs.aliyun.oss.AliyunOSSFileSystem</value>
</property>
<property>
<name>fs.oss.assumed.role.arn</name>
<description>

70
hadoop-tools/hadoop-aliyun/src/test/java/org/apache/hadoop/fs/aliyun/oss/TestAliyunOSSBlockOutputStream.java
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@ -32,6 +32,7 @@ import java.io.IOException;
import static org.apache.hadoop.fs.aliyun.oss.Constants.MULTIPART_UPLOAD_PART_SIZE_DEFAULT;
import static org.apache.hadoop.fs.contract.ContractTestUtils.IO_CHUNK_BUFFER_SIZE;
import static org.junit.Assert.assertEquals;
/**
* Tests regular and multi-part upload functionality for
@ -74,24 +75,73 @@ public class TestAliyunOSSBlockOutputStream {
@Test
public void testRegularUpload() throws IOException {
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), 1024 * 1024 - 1);
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), 1024 * 1024);
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), 1024 * 1024 + 1);
long size = 1024 * 1024;
FileSystem.Statistics statistics =
FileSystem.getStatistics("oss", AliyunOSSFileSystem.class);
// This test is a little complicated for statistics, lifecycle is
// generateTestFile
// fs.create(getFileStatus) read 1
// output stream write write 1
// path exists(fs.exists) read 1
// verifyReceivedData
// fs.open(getFileStatus) read 1
// input stream read read 2(part size is 512K)
// fs.delete
// getFileStatus & delete & exists & create fake dir read 2, write 2
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), size - 1);
assertEquals(7, statistics.getReadOps());
assertEquals(size - 1, statistics.getBytesRead());
assertEquals(3, statistics.getWriteOps());
assertEquals(size - 1, statistics.getBytesWritten());
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), size);
assertEquals(14, statistics.getReadOps());
assertEquals(2 * size - 1, statistics.getBytesRead());
assertEquals(6, statistics.getWriteOps());
assertEquals(2 * size - 1, statistics.getBytesWritten());
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), size + 1);
assertEquals(22, statistics.getReadOps());
assertEquals(3 * size, statistics.getBytesRead());
assertEquals(10, statistics.getWriteOps());
assertEquals(3 * size, statistics.getBytesWritten());
}
@Test
public void testMultiPartUpload() throws IOException {
ContractTestUtils.createAndVerifyFile(fs, getTestPath(),
6 * 1024 * 1024 - 1);
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), 6 * 1024 * 1024);
ContractTestUtils.createAndVerifyFile(fs, getTestPath(),
6 * 1024 * 1024 + 1);
long size = 6 * 1024 * 1024;
FileSystem.Statistics statistics =
FileSystem.getStatistics("oss", AliyunOSSFileSystem.class);
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), size - 1);
assertEquals(17, statistics.getReadOps());
assertEquals(size - 1, statistics.getBytesRead());
assertEquals(8, statistics.getWriteOps());
assertEquals(size - 1, statistics.getBytesWritten());
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), size);
assertEquals(34, statistics.getReadOps());
assertEquals(2 * size - 1, statistics.getBytesRead());
assertEquals(16, statistics.getWriteOps());
assertEquals(2 * size - 1, statistics.getBytesWritten());
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), size + 1);
assertEquals(52, statistics.getReadOps());
assertEquals(3 * size, statistics.getBytesRead());
assertEquals(25, statistics.getWriteOps());
assertEquals(3 * size, statistics.getBytesWritten());
}
@Test
public void testMultiPartUploadConcurrent() throws IOException {
ContractTestUtils.createAndVerifyFile(fs, getTestPath(),
50 * 1024 * 1024 - 1);
long size = 50 * 1024 * 1024 - 1;
ContractTestUtils.createAndVerifyFile(fs, getTestPath(), size);
FileSystem.Statistics statistics =
FileSystem.getStatistics("oss", AliyunOSSFileSystem.class);
assertEquals(105, statistics.getReadOps());
assertEquals(size, statistics.getBytesRead());
assertEquals(52, statistics.getWriteOps());
assertEquals(size, statistics.getBytesWritten());
}
@Test