JobTracker Recovery
When changing any parameters in this section, a JobTracker restart is required.
|
Parameter |
Description |
|---|---|
|
mapreduce.jobtracker.recovery.dir |
Recovery Directory. Stores list of known TaskTrackers. Default value:
|
|
mapreduce.jobtracker.recovery.maxtime |
Maximum time in seconds JobTracker should stay in recovery mode. Default value: |
|
mapreduce.jobtracker.split.metainfo.maxsize |
This property's value sets the maximum permissible size of the split metainfo file. The JobTracker does not attempt to read split metainfo files larger than this value. Default value: |
|
mapred.jobtracker.restart.recover |
"true" to enable (job) recovery upon restart, "false" to start afresh Default value: |
|
mapreduce.jobtracker.recovery.job.initialization.maxtime |
this property's value specifies the maximum time in seconds that the
JobTracker waits to initialize jobs before starting recovery. This
property's default value is equal to the value of the
Default value: |