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format flash (S-Series)
s
Syntax
Default
Command Modes
Command
History
Usage
Information
38
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File Management
dosFs1.0
Enter the keyword
dosFs2.0
Enter the keyword
DOS 1.0 (dosFs1.0)
EXEC Privilege
Version 7.5.1.0
Introduced on C-Series
E-Series original Command
When you format flash:
1
The startup-config is erased.
2
All cacheboot data files are erased and you must reconfigure cacheboot to regain it.
3
All generated SSH keys are erased and you must recreate them.
4
All archived configuration files are erased.
5
All trace logs, crash logs, core dumps, and call-home logs are erased.
6
In-service Process patches are erased.
After reformatting is complete, three empty directories are automatically created on flash:
CRASH_LOG_DIR, TRACE_LOG_DIR and NVTRACE_LOG_DIR.
Note:
Version option is available on LC-ED-RPM only. LC-EE3-RPM, LC-EF-RPM, and
LC-EF3-RPM supports DOS 2.0 only.
show file
show file-systems
Erase all existing files and reformat the filesystem in the internal flash memory. Once the filesystem is
formatted, files cannot be restored.
format flash:
flash memory
EXEC Privilege
Version 7.8.1.0
Introduced on S-Series
You must include the colon (:) when entering this command.
Caution:
This command deletes all files, including the startup configuration file. So, after executing
this command, consider saving the running config as the startup config (use the write memory
command or copy run start).
dosFs1.0
to format in DOS 1.0 (the default)
dosFs2.0
to format in DOS 2.0
Display contents of a text file in the local filesystem.
Display information about the file systems on the system.
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