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It sounds to me like check_disk should have a blacklist of filesystem types to ignore. But explicitly specifying which mount points looks like a suitable workaround. I wonder if this affects monitoring-plugins in Xenial? ** Changed in: nagios-plugins (Ubuntu) Importance: Undecided => Medium ** Changed in: nagios-plugins (Ubuntu) Status: Confirmed => Triaged -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to the bug report. https://bugs.launchpad.net/bugs/1516451 Title: check_disk plugin broken after upgrade to 15.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nagios-plugins/+bug/1516451/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs