Juniper ACX1000 Configuration Manual page 113

Step-by-Step
Procedure
Results
Copyright © 2017, Juniper Networks, Inc.
To install Junos OS Release 12.2 or later and configure a dual-root partition:
Upgrade the ACX Series router to Junos OS Release 12.2 or later using the CLI. See
1.
"Upgrading Software Packages" on page
Install Junos OS Release 12.2 or later and configure the dual-root partition.
2.
user@host>request system software add junos-juniper-12.2R1.9-domestic.tgz
no-copy no-validate reboot
Copying package junos-juniper-12.2R1.9-domestic.tgz to var/tmp/install
Rebooting ...
In operational mode, confirm your configuration by entering the
command. If the output does not display the intended configuration, repeat the
configuration instructions in this example to correct it.
Sample output on a system with dual-root partitioning that displays information about
the root partition that is mounted (only one root partition is mounted at a point in time):
user@host> show system storage
Filesystem
/dev/da0s1a
devfs
/dev/md0
/dev/md1
/packages/mnt/jkernel-ppc-12.2I20121026_1217_sranjan
/dev/md2
/packages/mnt/jpfe-ACX-12.2I20121026_1217_sranjan
/dev/md3
/packages/mnt/jdocs-12.2I20121026_1217_sranjan
/dev/md4
/packages/mnt/jroute-ppc-12.2I20121026_1217_sranjan
/dev/md5
/packages/mnt/jcrypto-ppc-12.2I20121026_1217_sranjan
/dev/md6
/dev/md7
/dev/da0s1e
procfs
/dev/da0s3f
/dev/da0s3d
If you are done configuring the device, enter
You can issue the fdisk command from the Junos prompt to display information about
the entire partition format on the NAND Flash device. All ACX Series routers run with
dual-root partitioning. The following example displays the partition details on an ACX
Series router with dual-root partitions:
user@host% fdisk
******* Working on device /dev/da0 *******
parameters extracted from in-core disklabel are:
cylinders=487 heads=255 sectors/track=63 (16065 blks/cyl)
Chapter 2: Installing and Upgrading Junos OS
57.
Size Used Avail
872M 150M 713M
1.0K 1.0K
41M 41M 0B
183M 183M
30M 30M
9.1M 9.1M
55M 55M
12M 12M
1.0G 8.0K 951M
1.0G 448K 950M
92M 18K 91M
4.0K 4.0K
3.9G 3.6G 30M
447M 2.8M 409M
in configuration mode.
commit
show system storage
Capacity Mounted on
17% /
0B 100% /dev
100% /packages/mnt/jbase
0B 100%
0B 100%
0B 100%
0B 100%
0B 100%
0% /tmp
0% /mfs
0% /config
0B 100% /proc
99% /var
1% /var/log
55