Apache ZooKeeper Essentials

ZooKeeper best practices

Some of the best practices of running and managing a ZooKeeper ensemble are show here:

• The ZooKeeper data directory contains the snapshot and transactional log files. It is a good practice to periodically clean up the directory if the autopurge option is not enabled. Also, an administrator might want to keep a backup of these files, depending on the application needs. However, since ZooKeeper is a replicated service, we need to back up the data of only one of the servers in the ensemble.
• ZooKeeper uses Apache log4j as its logging infrastructure. As the logfiles grow bigger in size, it is recommended that you set the auto-rollover of the logfiles using the in-built log4j feature for ZooKeeper logs.
• The list of ZooKeeper servers ...