| System Identification |
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Serial Number
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Serial number for the J-series Services Router.
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JUNOS Software Version
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Version of JUNOS software active on the Services Router,
including whether the software is for domestic or export use.
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Export software is for use outside of the U.S. and Canada.
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Router Hostname
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Hostname of the Services Router, as defined with the set system hostname command.
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Router IP Address
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IP address, in dotted decimal notation, of Ethernet management
port 0 (ge-0/0/0, for example), as defined with the set
interfaces ge-0/0/0 command.
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Loopback Addresses
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IP address, in dotted decimal notation, of the loopback address,
as defined with the set interfaces lo0 command.
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Domain Name Servers
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IP addresses, in dotted decimal notation, of the domain name
servers, as defined with the set system name-server command.
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Time Zone
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Time zone of the Services Router, as defined with the set system time-zone command.
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| System Time |
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Current Time
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Current system time, in Coordinated Universal Time (UTC).
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System Booted Time
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Date and time when the router was last booted and how long it
has been running.
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Protocol Started Time
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Date and time when the routing protocols were last started and
how long they have been running.
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Last Configured Time
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Date and time when a configuration was last committed. This
field also shows the name of the user who issued the last commit command, through either the J-Web interface or the CLI.
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| Users |
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User
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Username of any user logged in to the Services Router.
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TTY
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Terminal through which the user is logged in.
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From
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System from which the user has logged in. A hyphen indicates
that the user is logged in through the console.
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Login Time
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Time when the user logged in.
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This is the LOGIN@ field in show system users command output.
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Idle Time
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How long the user has been idle.
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Command
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Processes that the user is running.
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This is the WHAT field in show system users command output.
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| Memory Usage
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Total Memory Available
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Total RAM available on the Services Router.
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Total Memory Used
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Total RAM currently being consumed by processes actively running
on the Services Router, displayed both as a quantity of memory
and as a percentage of the total RAM on the router.
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Process ID
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Process identifier.
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This is the PID field in show system processes command output.
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Process Owner
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Name of the process owner.
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Process Name
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Command that is currently running.
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Individual processes on the Services Router are listed here.
Because each process within JUNOS operates in a protected memory environment,
you can diagnose whether a particular process is consuming abnormally
high amounts of resources.
If a software process is using too much CPU or memory, you can
restart the process by entering the restart command from
the CLI.
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CPU Usage
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Percentage of the CPU that is being used by the process.
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Memory Usage
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Percentage of the installed RAM that is being used by the process.
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| CPU Usage |
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Total CPU Used
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Sum of CPU usages by all processes, expressed as a percentage
of total CPU available.
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Process ID
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Process identifier.
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This is the PID field in show system processes command output.
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Process Owner
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Name of the process' owner.
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Process Name
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Command that is currently running.
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Individual processes on the Services Router are listed here.
Because each process within JUNOS operates in a protected memory environment,
you can diagnose whether a particular process is consuming an abnormal
amount of resources.
If a software process is using too much CPU or memory, you can
restart the process by entering the restart command from
the CLI.
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CPU Usage
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Percentage of the CPU that is being used by the process.
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Memory Usage
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Percentage of the installed RAM that is being used by the process.
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| System Storage |
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Total Flash Size
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Total size, in megabytes, of the primary flash device.
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Usable Flash Size
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Total usable memory, in megabytes, of the primary flash device.
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The total usable flash memory is the total memory minus the
size of the JUNOS image installed on the Services Router.
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Flash Used
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Total flash memory used, in megabytes and as a percentage of
the total usable flash size, of the primary flash device.
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Log Files
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Total size, in kilobytes, of the log files on the Services Router.
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This is the sum of file sizes in the /var/log directory.
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Temporary Files
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Total size, in kilobytes, of the temporary files on the Services Router.
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This is the sum of the file sizes in the /var/tmp directory.
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Crash (Core) Files
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Total size, in kilobytes, of the core files on the Services Router.
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This is the sum of the file sizes in the /var/crash directory.
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Database Files
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Total size, in kilobytes, of the configuration database files
on the Services Router.
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This is the sum of the file sizes in the /var/db directory.
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