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HCFS: avoid lock bottleneck

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This commit is contained in:
Chris Lu 2020-07-22 22:54:06 -07:00
parent 6839f96c0c
commit 648ef566c4
1 changed files with 10 additions and 4 deletions
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14
other/java/client/src/main/java/seaweedfs/client/SeaweedWrite.java
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@ -6,6 +6,8 @@ import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.mime.HttpMultipartMode;
import org.apache.http.entity.mime.MultipartEntityBuilder;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.ByteArrayInputStream;
import java.io.IOException;
@ -15,6 +17,8 @@ import java.util.List;
public class SeaweedWrite {
private static final Logger LOG = LoggerFactory.getLogger(SeaweedWrite.class);
private static final SecureRandom random = new SecureRandom();
public static void writeData(FilerProto.Entry.Builder entry,
@ -23,8 +27,10 @@ public class SeaweedWrite {
final long offset,
final byte[] bytes,
final long bytesOffset, final long bytesLength) throws IOException {
FilerProto.FileChunk.Builder chunkBuilder = writeChunk(
replication, filerGrpcClient, offset, bytes, bytesOffset, bytesLength);
synchronized (entry) {
entry.addChunks(writeChunk(replication, filerGrpcClient, offset, bytes, bytesOffset, bytesLength));
entry.addChunks(chunkBuilder);
}
}
@ -58,6 +64,8 @@ public class SeaweedWrite {
// cache fileId ~ bytes
SeaweedRead.chunkCache.setChunk(fileId, bytes);
LOG.debug("write file chunk {} size {}", targetUrl, bytesLength);
return FilerProto.FileChunk.newBuilder()
.setFileId(fileId)
.setOffset(offset)
@ -71,10 +79,8 @@ public class SeaweedWrite {
final String parentDirectory,
final FilerProto.Entry.Builder entry) throws IOException {
int chunkSize = entry.getChunksCount();
List<FilerProto.FileChunk> chunks = FileChunkManifest.maybeManifestize(filerGrpcClient, entry.getChunksList());
synchronized (entry) {
List<FilerProto.FileChunk> chunks = FileChunkManifest.maybeManifestize(filerGrpcClient, entry.getChunksList());
entry.clearChunks();
entry.addAllChunks(chunks);
filerGrpcClient.getBlockingStub().createEntry(