Nexus 3k Problem Bootflash Formatting

[admin@atrinnet.net]

Hi after Upgrade 3064 to n3000-uk9.6.0.2.U6.10.bin

Switch boot after boot and reload switch go on to loader mode

in loader mode boot by tftp kick start in kick start after initial for show me used bootflash

but dir bootflash donnot show me any thing in booflash for format bootflash:

attach the log

switch(boot)# dir bootflash:

Usage for bootflash: filesystem
103399424 bytes used
316030976 bytes free
419430400 bytes total
switch(boot)# format bootflash:
This command is going to erase the contents of your bootflash:.
Do you want to continue? (y/n) [n] y
Formatting bootflash:
Formatting started at: Wed May 15 15:14:55 UTC 2024
mke2fs 1.35 (28-Feb-2004)
mke2fs: No such device or address while trying to determine filesystem size
Formatting finished at: Wed May 15 15:14:55 UTC 2024
mount: /dev/sdb3 is not a valid block device
Formatting completed

Please Help me

[balaji.bandi · Accepted solution]

You are on  "switch(boot)#"  - Uncompressing system 

copy the image to USB and follow below guide to boot from USB and install image to nexus.

https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus9000/sw/6-x/troubleshooting/guide/b_Cisco_Nexus_9000_Series_NX-OS_Troubleshooting_Guide/b_Cisco_Standalone_Series_NX-OS_Troubleshooting_Guide_chapter_01.html

[admin@atrinnet.net]

I have nexus 3K the link for 9k whats mean

You are on  "switch(boot)#"  - Uncompressing system 

I boot kickstart by tftp

In loader mode set ip on management Interface and boot by tftp  kickstart

In kickstart try donnot see and by dir bootflash or format bootflash :

[balaji.bandi]

that is reference command should be same.

may be post complete logs what you done to understand where this is stuck ?

or raise TAC case if this is urgent and production.