它包含对日志轮转的控制，日志轮转可以保持定量的日志信息，以使存储空间不会耗尽。
It includes controls for log rotation, keeping a fixed amount of log information so storage doesn't run out.
管理员的日常工作必须包括备份、日志轮转、性能度量(稍后详细讨论)、应用补丁和保护所有系统。
Daily chores must include backups, log rotation, performance measurement (more on this in a moment), patches, and safeguarding all systems.
这些任务包括轮转日志文件以避免装满文件系统、备份数据和连接时间服务器来执行系统时间同步。
These include rotating log files so filesystems do not become full, backing up data, and connecting to a time server to keep your system time synchronized.
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