@arnaudrigole there’s groups to individually set, and global if all systems are showing the same issues.

@Sebastian-Roth said:

You should never use tools like resizefs, gparted or fdisk on your system disk (sda in your case) within the running system!

I use it each time I have to extend partition on linux within the running system 😄 (I use snapshot before 😛 )

@Sebastian-Roth said in Impossible to boot on PXE......:

Wireshark filter bootp && tftp is great for this

This has been in the wiki for some time, here:
https://wiki.fogproject.org/wiki/index.php?title=Troubleshoot_TFTP