show system snapshot
Syntax
Syntax (EX Series Switches)
Release Information
Command introduced in Junos OS Release 7.6.
Command introduced in Junos OS Release 10.0 for EX Series switches.
Description
Display information about the backup software:
- On the routers, display information about the backup software,
which is located in the
/altroot, and/altconfigfile systems or on the alternate media. - On the switches, display information about the backup
of the root file system
(/)and directories/altroot,/config,/var, and/var/tmp, which are located either on an external USB flash drive or in internal flash memory.
 | Note: To back up software, use the request system snapshot command. |
Options
none | — | Display information about the backup software. |
all-members | local | member member-id | — | (EX Series switch Virtual Chassis only) (Optional) Display the snapshot in a Virtual Chassis:
|
media (external | internal) | — | (EX Series switch only) (Optional) Display the destination media location for the snapshot. The external option specifies the snapshot on an external mass storage device, such as a USB flash drive. The internal option specifies the snapshot on an internal memory source, such as internal flash memory. If no additional options are specified, the command displays the snapshot stored in both slices. |
Required Privilege Level
view
List of Sample Output
show system snapshot (Router)show system snapshot media external (Switch)
show system snapshot media internal (Switch)
Output Fields
Table 1 lists the output fields for the show system snapshot command. Output fields are listed in the approximate order in which they appear.
Table 1: show system snapshot Output Fields
Field Name | Field Description |
|---|---|
Creation date | Date and time of the last snapshot. |
JUNOS version on snapshot | Junos OS release number of individual software packages. |
Sample Output
show system snapshot (Router)
user@host> show system snapshot Information for snapshot on hard-disk Creation date: Oct 5 13:53:29 2005 JUNOS version on snapshot: jbase : 7.3R2.5 jcrypto: 7.3R2.5 jdocs : 7.3R2.5 jkernel: 7.3R2.5 jpfe : M40-7.3R2.5 jroute : 7.3R2.5
show system snapshot media external (Switch)
user@switch> show system snapshot media externalInformation for snapshot on external (/dev/da1s1a) (backup) Creation date: Mar 19 03:37:18 2012 JUNOS version on snapshot: jbase : ex-12.1I20120111_0048_user jcrypto-ex: 12.1I20120111_0048_user jdocs-ex: 12.1I20120111_0048_user jroute-ex: 12.1I20120111_0048_user jswitch-ex: 12.1I20120111_0048_user jweb-ex: 12.1I20120111_0048_user Information for snapshot on external (/dev/da1s2a) (primary) Creation date: Mar 19 03:38:25 2012 JUNOS version on snapshot: jbase : ex-12.2I20120305_2240_user jcrypto-ex: 12.2I20120305_2240_user jdocs-ex: 12.2I20120305_2240_user jroute-ex: 12.2I20120305_2240_user jswitch-ex: 12.2I20120305_2240_user jweb-ex: 12.2I20120305_2240_user
show system snapshot media internal (Switch)
user@switch> show system snapshot media internalInformation for snapshot on internal (/dev/da0s1a) (backup) Creation date: Mar 14 05:01:02 2011 JUNOS version on snapshot: jbase : 11.1R1.9 jcrypto-ex: 11.1R1.9 jdocs-ex: 11.1R1.9 jkernel-ex: 11.1R1.9 jroute-ex: 11.1R1.9 jswitch-ex: 11.1R1.9 jweb-ex: 11.1R1.9 jpfe-ex42x: 11.1R1.9 Information for snapshot on internal (/dev/da0s2a) (primary) Creation date: Mar 30 08:46:27 2011 JUNOS version on snapshot: jbase : 11.2-20110330.0 jcrypto-ex: 11.2-20110330.0 jdocs-ex: 11.2-20110330.0 jkernel-ex: 11.2-20110330.0 jroute-ex: 11.2-20110330.0 jswitch-ex: 11.2-20110330.0 jweb-ex: 11.2-20110330.0 jpfe-ex42x: 11.2-20110330.0
