| Package | Description |
|---|---|
| org.apache.hadoop.hdfs.server.namenode | |
| org.apache.hadoop.hdfs.util |
| Modifier and Type | Method | Description |
|---|---|---|
void |
FSImage.saveLegacyOIVImage(FSNamesystem source,
java.lang.String targetDir,
Canceler canceler) |
Save FSimage in the legacy format.
|
void |
FSImage.saveNamespace(FSNamesystem source,
NNStorage.NameNodeFile nnf,
Canceler canceler) |
Save the contents of the FS image to a new image file in each of the
current storage directories.
|
static TransferFsImage.TransferResult |
TransferFsImage.uploadImageFromStorage(java.net.URL fsName,
org.apache.hadoop.conf.Configuration conf,
NNStorage storage,
NNStorage.NameNodeFile nnf,
long txid,
Canceler canceler) |
Requests that the NameNode download an image from this node.
|
| Modifier and Type | Method | Description |
|---|---|---|
void |
DataTransferThrottler.throttle(long numOfBytes,
Canceler canceler) |
Given the numOfBytes sent/received since last time throttle was called,
make the current thread sleep if I/O rate is too fast
compared to the given bandwidth.
|
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