1NVME-LIST-SUBSYS(1)               NVMe Manual              NVME-LIST-SUBSYS(1)
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NAME

6       nvme-list-subsys - List all NVMe subsystems
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SYNOPSIS

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

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

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

22       root@host[1]# nvme list-subsys nvme-subsys0 - NQN=nvmf-test \ +- nvme0
23       rdma traddr=1.1.1.3 trsvcid=4420 host_traddr=1.1.1.1 +- nvme1 rdma
24       traddr=1.1.1.3 trsvcid=4420 host_traddr=1.1.1.2 nvme-subsys1 -
25       NQN=nvmf-test2 \ +- nvme2 rdma traddr=1.1.1.3 trsvcid=4420
26       host_traddr=1.1.1.2 +- nvme3 rdma traddr=1.1.1.3 trsvcid=4420
27       host_traddr=1.1.1.1
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29       root@host[1]# nvme list-subsys -o json { "Subsystems" : [ { "Name" :
30       "nvme-subsys0", "NQN" : "nvmf-test" }, { "Paths" : [ { "Name" :
31       "nvme0", "Transport" : "rdma", "Address" : "traddr=1.1.1.3 trsvcid=4420
32       host_traddr=1.1.1.1" }, { "Name" : "nvme1", "Transport" : "rdma",
33       "Address" : "traddr=1.1.1.3 trsvcid=4420 host_traddr=1.1.1.2" } ] }, {
34       "Name" : "nvme-subsys1", "NQN" : "nvmf-test2" }, { "Paths" : [ { "Name"
35       : "nvme2", "Transport" : "rdma", "Address" : "traddr=1.1.1.3
36       trsvcid=4420 host_traddr=1.1.1.2" }, { "Name" : "nvme3", "Transport" :
37       "rdma", "Address" : "traddr=1.1.1.3 trsvcid=4420 host_traddr=1.1.1.1" }
38       ] } ] }
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NVME

41       Part of the nvme-user suite
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NOTES

44        1. root@host
45           mailto:root@host
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49NVMe                              06/05/2018               NVME-LIST-SUBSYS(1)
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