Options in the User Administration
section of the Admin
tab allow an administrative user to access a list of connected users or to display a message to all connected users (see Figure 4.37).
Click the Show logged in users
button to display the Logged in users
dialog (see Figure 4.38).
Provide a message in the Message
field (shown in Figure 4.39) and click the Display Message
button to add an announcement to the top of the user console. A message may include HTML tags to control the displayed format, and will wrap if the message exceeds the width of the screen.
Use the Remove Message
button to remove the banner. Please note that the wall banner content is stored in the console database, and will persist after a server restart; you must use the Remove Message
button to remove a banner.
column displays a cumulative total of the number of times that the user has logged in.
Click the Add User
button to access the Add User
dialog (see Figure 4.42) and create a new user account for the current console.
|Use the Login
field to provide the identifier that the user will provide when logging in to the console; each identifier must be unique.
If you copy an Amazon role ARN into the Role
field, a popup will open, prompting you for the AWS ExternalId
associated with the user. To locate the ExternalId
, connect to the Amazon management console, and navigate to the IAM Roles
page. Select the role name from the list, and then click Trust Relationships
tab. The ExternalId
associated with the Role ARN is displayed in the Conditions
section of the Summary
Click the Edit User
button to open a dialog that allows you to modify user properties for the user that is currently highlighted in the user table (see Figure 4.43).
|The Delete Clusters
button to delete all clusters that belong to the selected user.
|The Delete Snapshots
button to delete any cluster backups that belong to the selected user.
|The Delete Keypair
button to delete the SSH keypair associated with the selected user account.
Use the Download
button in the Download Console Logs
panel of the Admin
tab to download a zip file that contains the server logs for the underlying application server. You can confirm changes to server status or verify server activity by reviewing the application server log file (see Figure 4.45).
When the server.log
file fills, EDB Ark attaches a unique identifier to the file name, and rotates the file into storage. You can use the Linux tail
utility (shown in Figure 4.46) to display the most recent entries in any of the server logs. For example, to review the last 10 lines in the server log file, connect to the console host with ssh
specifies the complete path to the log file.
You can include the -F
option to instruct the tail
utility to display the last 10 lines of the log file, and new log file entries as they are added to the file:
utility will continue to display new log file entries if the server log rotates to a new file. Enter Ctrl-C
to exit tail
and return to the command prompt.