9: Device Ports
EMG™ Edge Management Gateway User Guide
173
Local Logging
Log Viewing Attributes
NFS File Logging
USB / SD Card Logging
Syslog Logging
Note:
To apply the settings to additional device ports, in the Apply settings to Device
Ports field, enter the additional ports, (e.g., 1-3, 5, 6)
3. To apply settings to other device ports in addition to the currently selected port, select the
Apply
settings to Device Ports and enter port numbers separated by commas. Indicate a
Local Logging
If you enable local logging, each device port stores 256 Kbytes (approximately 400
screens) of I/O data in a true FIFO buffer. Disabled by default.
Clear Local Log
Select the checkbox to clear the local log.
View Local Log
Click this link to see the local log in text format.
Display
Select to view either the beginning (
Head
) or end (
Tail
) of the log.
Number of Lines
Number of lines from the head or tail of the log to display.
NFS File Logging
Select the checkbox to log all data sent to the device port to one or more files on an
external NFS server. Disabled by default.
NFS Log to View
Available log files in the selected NFS Directory to view.
Directory to Log to
The path of the directory where the log files will be stored.
Note:
This directory must be a directory exported from an NFS server mounted on
the EMG. Specify the local directory path for the NFS mount.
Max Number of Files
The maximum number of files to create to contain log data to the port. These files
keep a history of the data received from the port. Once this limit is exceeded, the
oldest file is overwritten. The default is
10
.
Max Size of Files
The maximum allowable file size in bytes. The default is
2048
bytes. Once the
maximum size of a file is reached, the EMG unit begins generating a new file.
USB / SD Card
Logging
Select to enable USB / SD card logging. A USB thumb drive or SD card must be
loaded into one of the ports of the EMG and properly mounted. Disabled by default.
Log to View
Available log files in the selected USB / SD card slot to view.
Log To
Select the USB port, SD card, or internal SD card (if installed) to use for logging.
Max Number of Files
The maximum number of files to create to contain log data to the port. These files
keep a history of the data received from the port. Once this limit is exceeded, the
oldest file is overwritten. The default is 10.
Max Size of Files
The maximum allowable file size in bytes. The default is 2048 bytes. Once the
maximum size of a file is reached, the EMG begins generating a new file. The
default is 2048 bytes.
Syslog Logging
Select to enable system logging.
Note:
The logging level for the device ports log must be set to Info to view Syslog
entries for Device Port logging on the
page.
