nvme-list-subsys(1)

# nvme-list-subsys(1) Manual Page

## 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# 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# 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