Cisco Catalyst 9500 Manual page 312

Configuration Example for Performing a Factory Reset
% FACTORYRESET - write zero...
% FACTORYRESET - finish erase
Creating filesystem with 514811 4k blocks and 128768 inodes
Filesystem UUID: 9fe5a9db-263e-4303-825f-78ce815835c2
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912
Allocating group tables: done
Writing inode tables: done
Writing superblocks and filesystem accounting information: done
% FACTORYRESET - Mounting Back flash7
% FACTORYRESET - Handling Mounted flash7
% FACTORYRESET - Factory Reset Done for flash7
% FACTORYRESET - Lic Clean UP
% FACTORYRESET - Lic Clean Successful...
% FACTORYRESET - Clean Up Successful...
watchdog: watchdog0: watchdog did not stop!
systemd-shutdown[1]: Failed to parse (null): No such file or directory
systemd-shutdown[1]: Failed to deactivate swaps: No such file or directory
Device> enable
Device# factory-reset switch all all
The factory reset operation is irreversible for all operations. Are you sure? [confirm]
The following will be deleted as a part of factory reset:
1: Crash info and logs
2: User data, startup and running configuration
3: All IOS images, including the current boot image
4: OBFL logs
5: User added rommon variables
6: Data on Field Replaceable Units(USB/SSD/SATA)
The system will reload to perform factory reset.
It will take some time to complete and bring it to rommon.
You will need to load IOS image using USB/TFTP from rommon after
this operation is completed.
DO NOT UNPLUG THE POWER OR INTERRUPT THE OPERATION
Are you sure you want to continue? [confirm]
Chassis 1 reloading, reason - Factory Reset
Protection key not found
9300L#Oct 25 09:53:05.740: %PMAN-5-EXITACTION: F0/0: pvp: Process manager is exiting: reload
fp action requested
Oct 25 09:53:07.277: %PMAN-5-EXITACTION:vp: Process manager is exiting: rp processes exit
with reload switch code
Enabling factory reset for this reload cycle
Switch booted with
tftp://10.5.40.45/cat9k_iosxe.BLD_POLARIS_DEV_LATEST_20191007_224933_V17_2_0_21_2.SSA.bin
Switch booted via
//10.5.40.45/cat9k_iosxe.BLD_POLARIS_DEV_LATEST_20191007_224933_V17_2_0_21_2.SSA.bin
% FACTORYRESET - Started Cleaning Up...
% FACTORYRESET - Unmounting sd1
% FACTORYRESET - Cleaning Up sd1 [0]
% FACTORYRESET - erase In progress.. please wait for completion...
% FACTORYRESET - write zero...
% FACTORYRESET - finish erase
System Management Configuration Guide, Cisco IOS XE Amsterdam 17.2.x (Catalyst 9500 Switches)
296
Performing Factory Reset