NAME

       nvme-list-subsys - List all NVMe subsystems

SYNOPSIS

       nvme list-subsys [-o <fmt> | --output-format=<fmt>]

DESCRIPTION

       Scan the sysfs tree for NVM Express subsystems and return the controllers for those
       subsystems as well as some pertinent information about them.

OPTIONS

       -o <format>, --output-format=<format>
           Set the reporting format to normal or json. Only one output format can be used at a
           time.

EXAMPLES

       root@host[1]# nvme list-subsys nvme-subsys0 - NQN=nvmf-test \ +- nvme0 rdma traddr=1.1.1.3
       trsvcid=4420 host_traddr=1.1.1.1 +- nvme1 rdma traddr=1.1.1.3 trsvcid=4420
       host_traddr=1.1.1.2 nvme-subsys1 - NQN=nvmf-test2 \ +- nvme2 rdma traddr=1.1.1.3
       trsvcid=4420 host_traddr=1.1.1.2 +- nvme3 rdma traddr=1.1.1.3 trsvcid=4420
       host_traddr=1.1.1.1

       root@host[1]# nvme list-subsys -o json { "Subsystems" : [ { "Name" : "nvme-subsys0", "NQN"
       : "nvmf-test" }, { "Paths" : [ { "Name" : "nvme0", "Transport" : "rdma", "Address" :
       "traddr=1.1.1.3 trsvcid=4420 host_traddr=1.1.1.1" }, { "Name" : "nvme1", "Transport" :
       "rdma", "Address" : "traddr=1.1.1.3 trsvcid=4420 host_traddr=1.1.1.2" } ] }, { "Name" :
       "nvme-subsys1", "NQN" : "nvmf-test2" }, { "Paths" : [ { "Name" : "nvme2", "Transport" :
       "rdma", "Address" : "traddr=1.1.1.3 trsvcid=4420 host_traddr=1.1.1.2" }, { "Name" :
       "nvme3", "Transport" : "rdma", "Address" : "traddr=1.1.1.3 trsvcid=4420
       host_traddr=1.1.1.1" } ] } ] }

NVME

       Part of the nvme-user suite

NOTES

        1. root@host
           mailto:root@host