HDFS-10747. o.a.h.hdfs.tools.DebugAdmin usage message is misleading. (Contributed by Mingliang Liu)

This commit is contained in:
Mingliang Liu 2016-08-15 20:23:47 -07:00
parent 0b934c375e
commit e9eaad0e67
2 changed files with 4 additions and 4 deletions

View File

@ -86,7 +86,7 @@ public class DebugAdmin extends Configured implements Tool {
private class VerifyBlockChecksumCommand extends DebugCommand { private class VerifyBlockChecksumCommand extends DebugCommand {
VerifyBlockChecksumCommand() { VerifyBlockChecksumCommand() {
super("verify", super("verify",
"verify [-meta <metadata-file>] [-block <block-file>]", "verify -meta <metadata-file> [-block <block-file>]",
" Verify HDFS metadata and block files. If a block file is specified, we\n" + " Verify HDFS metadata and block files. If a block file is specified, we\n" +
" will verify that the checksums in the metadata file match the block\n" + " will verify that the checksums in the metadata file match the block\n" +
" file."); " file.");
@ -200,7 +200,7 @@ public class DebugAdmin extends Configured implements Tool {
private class RecoverLeaseCommand extends DebugCommand { private class RecoverLeaseCommand extends DebugCommand {
RecoverLeaseCommand() { RecoverLeaseCommand() {
super("recoverLease", super("recoverLease",
"recoverLease [-path <path>] [-retries <num-retries>]", "recoverLease -path <path> [-retries <num-retries>]",
" Recover the lease on the specified path. The path must reside on an\n" + " Recover the lease on the specified path. The path must reside on an\n" +
" HDFS filesystem. The default number of retries is 1."); " HDFS filesystem. The default number of retries is 1.");
} }

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@ -515,7 +515,7 @@ Useful commands to help administrators debug HDFS issues, like validating block
### `verify` ### `verify`
Usage: `hdfs debug verify [-meta <metadata-file>] [-block <block-file>]` Usage: `hdfs debug verify -meta <metadata-file> [-block <block-file>]`
| COMMAND\_OPTION | Description | | COMMAND\_OPTION | Description |
|:---- |:---- | |:---- |:---- |
@ -526,7 +526,7 @@ Verify HDFS metadata and block files. If a block file is specified, we will veri
### `recoverLease` ### `recoverLease`
Usage: `hdfs debug recoverLease [-path <path>] [-retries <num-retries>]` Usage: `hdfs debug recoverLease -path <path> [-retries <num-retries>]`
| COMMAND\_OPTION | Description | | COMMAND\_OPTION | Description |
|:---- |:---- | |:---- |:---- |