16.04 - Annoying find operation running unasked in background - Ask Ubuntu

there since recent updates process ruining hard discs, every day @ least once , long:

su nobody -s /bin/sh -c /usr/bin/find / -ignore_readdir_race      \( -fstype nfs -o -fstype nfs -o -fstype nfs4 -o -fstype afs -o -fstype binfmt_misc -o -fstype proc -o -fstype smbfs -o -fstype autofs -o -fstype iso9660 -o -fstype ncpfs -o -fstype coda -o -fstype devpts -o -fstype ftpfs -o -fstype devfs -o -fstype mfs -o -fstype shfs -o -fstype sysfs -o -fstype cifs -o -fstype lustre_lite -o -fstype tmpfs -o -fstype usbfs -o -fstype udf -o -fstype ocfs2 -o      -type d -regex '\(^/tmp$\)\|\(^/usr/tmp$\)\|\(^/var/tmp$\)\|\(^/afs$\)\|\(^/amd$\)\|\(^/alex$\)\|\(^/var/spool$\)\|\(^/sfs$\)\|\(^/media$\)\|\(^/var/lib/schroot/mount$\)' \) -prune -o -print0 

does knows comes ? disabled else 1 puzzles me.

thanks

the process seems related mlocate, locate or update.db cron tasks.

it seems enough delete jobs in /etc/cron.daily.