Taking The Host Subsystem Offline - Juniper T4000 Hardware Manual

Taking the Host Subsystem Offline

Copyright © 2018, Juniper Networks, Inc.
is currently functioning as the master Routing Engine, switch it to be the
backup before removing it.
1. Taking the Host Subsystem Offline on page 281
Removing a T4000 Routing Engine on page 282
2.
Installing a T4000 Routing Engine on page 284
3.
To take a host subsystem offline:
Determine whether the host subsystem is functioning as the master or as the backup,
1.
using one of the two following methods:
Check the Routing Engine LEDs on the craft interface. If the green
lit, the corresponding host subsystem is functioning as the master.
Use the
show chassis routing-engine
is the master. In this example, the master Routing Engine in
Master in the Current state
user@host> show chassis routing-engine
Routing Engine status:
Slot 0:
Current state
Election priority
Temperature
CPU temperature
DRAM
Memory utilization
CPU utilization:
User
Background
Kernel
Interrupt
Idle
Model
Serial ID
Start time
Uptime
Last reboot reason
Load averages:
Routing Engine status:
Slot 1:
Current state
Election priority
Temperature
CPU temperature
DRAM
Memory utilization
CPU utilization:
User
Background
Chapter 29: Replacing Host Subsystem Components
command to determine which Routing Engine
field:
Master
Master (default)
38 degrees C / 100 degrees F
56 degrees C / 132 degrees F
8960 MB
20 percent
0 percent
0 percent
4 percent
1 percent
95 percent
RE-DUO-1800
P737F-002693
2011-12-08 21:04:20 PST
1 day, 13 hours, 22 minutes, 57 seconds
Router rebooted after a normal shutdown.
1 minute 5 minute
0.04
Backup
Backup (default)
38 degrees C / 100 degrees F
53 degrees C / 127 degrees F
8960 MB
17 percent
0 percent
0 percent
MASTER LED is
is designated
Slot 0
15 minute
0.05 0.01
281