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show chassis ssb

Syntax

show chassis ssb
<slot>

Release Information

Command introduced before JUNOS Release 7.4.

Description

(M20 routers only) Display status information about the System and Switch Board (SSB).

Options

none — Display information about all SSBs.

slot — (Optional) Display information about the SSB in the specified slot. Replace slot with 0 or 1.

Required Privilege Level

view

Related Topics

request chassis ssb master switch

List of Sample Output

show chassis ssb

Output Fields

Table 85 lists the output fields for theshow chassis ssb command. Output fields are listed in the approximate order in which they appear.

Table 85: show chassis ssb Output Fields

Field Name

Field Description

Failover

Number of times the mastership has changed.

Slot

SSB slot number.

State

Current state of the SSB in this slot. State can be any one of the following:

  • Master—SSB is online, operating as Master.
  • Backup—SSB running as backup.
  • Empty—No SSB is present.

Temperature

Temperature of the air passing by the SSB, in degrees Celsius.

CPU utilization

Total percentage of the CPU being used by the SSB's processor.

Interrupt utilization

Of the total CPU being used by the SSB's processor, the percentage being used for interrupts.

Heap utilization

Percentage of heap space being used by the SSB's processor.

Buffer utilization

Percentage of buffer space being used by the SSB's processor.

DRAM

Total DRAM available to the SSB's processor.

Start time

Time when the SSB started running.

Uptime

How long the SSB has been up and running.

Sample Output

show chassis ssb

user@host> show chassis ssb
SSB status:
  Failover:                      0 time
  Slot 0:
    State:                         Master
    Temperature:                33 Centigrade
    CPU utilization:             0 percent
    Interrupt utilization:       0 percent
    Heap utilization:            0 percent
    Buffer utilization:          6 percent
    DRAM:                       64 Mbytes
    Start time:                    1999-01-15 22:05:36 UTC
    Uptime:                        21 hours, 21 minutes, 22 seconds
...
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