Once again, in the tradition of T156982: Cleanup tools nfs share on labstore1004/5 and T183920: 2018-01-02: labstore Tools and Misc share very full, we must clean up the NFS to prevent collapse.
/dev/drbd4 8.0T 7.1T 462G 95% /srv/tools /dev/drbd3 5.0T 3.8T 1001G 80% /srv/misc