Why should I care about auto snapshot, if even manual snapshot is not working? It does not matter, how many times I do snapshot to alternate slice, I end up with switch booting from backup partition... What do I do to solve it?
Alright Lets try another way to solve this problem . Lets try installing a new image using the CLI or J-Web. The newly installed image will become the primary image, and the device will boot from it on the next reboot.
And to ensure that the resilient dual-root partitions feature operates correctly, execute the following command to copy the new Junos OS image into the alternate root partition:
user@switch> request system snapshot slice alternate