| Modifier and Type | Class and Description |
|---|---|
class |
HealthCheckChore
The Class HealthCheckChore for running health checker regularly.
|
| Modifier and Type | Method and Description |
|---|---|
static ScheduledChore |
AuthUtil.getAuthChore(org.apache.hadoop.conf.Configuration conf)
Checks if security is enabled and if so, launches chore for refreshing kerberos ticket.
|
| Modifier and Type | Method and Description |
|---|---|
void |
ChoreService.cancelChore(ScheduledChore chore) |
void |
ChoreService.cancelChore(ScheduledChore chore,
boolean mayInterruptIfRunning) |
boolean |
ChoreService.isChoreScheduled(ScheduledChore chore) |
void |
ChoreService.onChoreMissedStartTime(ScheduledChore chore) |
boolean |
ChoreService.scheduleChore(ScheduledChore chore) |
boolean |
ChoreService.triggerNow(ScheduledChore chore) |
| Modifier and Type | Class and Description |
|---|---|
class |
CatalogJanitor
A janitor for the catalog tables.
|
class |
ClusterStatusPublisher
Class to publish the cluster status to the client.
|
| Modifier and Type | Class and Description |
|---|---|
class |
BalancerChore
Chore that will call HMaster.balance
HMaster.balance() when
needed. |
class |
ClusterStatusChore
Chore that will feed the balancer the cluster status.
|
| Modifier and Type | Class and Description |
|---|---|
class |
CleanerChore<T extends FileCleanerDelegate>
Abstract Cleaner that uses a chain of delegates to clean a directory of files
|
class |
HFileCleaner
This Chore, every time it runs, will clear the HFiles in the hfile archive
folder that are deletable for each HFile cleaner in the chain.
|
class |
LogCleaner
This Chore, every time it runs, will attempt to delete the WALs in the old logs folder.
|
class |
ReplicationZKLockCleanerChore
A cleaner that cleans replication locks on zk which is locked by dead region servers
|
class |
ReplicationZKNodeCleanerChore
Chore that will clean the replication queues belonging to the peer which does not exist.
|
| Modifier and Type | Class and Description |
|---|---|
class |
RegionNormalizerChore
Chore that will call
HMaster.normalizeRegions()
when needed. |
| Modifier and Type | Class and Description |
|---|---|
class |
CompactedHFilesDischarger
A chore service that periodically cleans up the compacted files when there are no active readers
using those compacted files and also helps in clearing the block cache with these compacted
file entries
|
protected static class |
HRegionServer.MovedRegionsCleaner
Creates a Chore thread to clean the moved region cache.
|
class |
StorefileRefresherChore
A chore for refreshing the store files for secondary regions hosted in the region server.
|
| Modifier and Type | Method and Description |
|---|---|
ScheduledChore |
ServerNonceManager.createCleanupScheduledChore(Stoppable stoppable)
Creates a scheduled chore that is used to clean up old nonces.
|
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