On Tue, 2018-05-22 at 22:16 -0400, Kent Overstreet wrote: > May 22 22:13:46 moria-kvm-kvm-kvm-kvm multipathd[387]: sda: fail to get serial > May 22 22:13:46 moria-kvm-kvm-kvm-kvm multipathd[387]: sda: using deprecated > getuid callout > May 22 22:13:46 moria-kvm-kvm-kvm-kvm multipathd[387]: > /.../srp-test/bin/getuid_callout exited with 255 (back from traveling) Hello Kent, Please comment out the getuid_callout line from /etc/multipath.conf and try again. Changing the "/..." part into the path of the srp-test software should also help. That line is a left-over from the time when the NVMe initiator drivers supported dm-multipath. I will update the srp-test README.md to make this more clear. Thanks, Bart.