* Make sure that either log-size-based or time-based checkpointing
* is enabled.
*/
long checkpointerWakeupTime =
Checkpointer.getWakeupPeriod(configManager);
checkpointer = new Checkpointer(this,
checkpointerWakeupTime,
Environment.CHECKPOINTER_NAME);
/* INCompressor */
long compressorWakeupInterval = configManager.getDuration