• Temperature. Select all temperatures, the system (SYS) temperature, the CPU temperature, or the
auxiliary (AUX) temperature.
• Period. Select the period over which the temperatures are measured.You can select from 5 minutes
to 1 year.
• Update. Select how often the information in the table is updated.You can select from 1 to 30 minutes.
System Logs
System logs provide information about the status of various system management tasks, including a time
stamp.You can view system log messages from the local admin page, download the complete system
logs to a local computer or USB drive, and receive system alerts. These logs are used primarily to
troubleshoot problems. If you call NETGEAR technical support, the representative might ask you to send
your system logs.
Depending on the settings, the system logs record events such as the following:
• System events such as the creation or deletion of a share, LUN, snapshot, or low disk space
• Addition and removal of hot-swappable disks
• Detection of disk types and hardware statistics
• Removal and addition of eSATA expansion chassis
• Removal and addition of SSDs
• Removal and addition of power supplies
• Removal and addition of a UPS
• Connection and disconnection of external USB devices
The following events are recorded in the system log and also generate alerts (see Configure System
Alerts on page 146) and SNMP traps (see SNMP Monitoring on page 184). Warnings also display on the
local admin page when these events occur:
• Disk errors and failures
• Changes in network connectivity
• Power supply failures
• UPS failures
• Fan speed irregularities and fan failures
• CPU and enclosure temperature violations
To display and manage the system logs:
1. Select System > Logs and Alerts.
System Maintenance
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ReadyNAS OS 6.2