NAME
nvme-list-subsys - List all NVMe subsystems
SYNOPSIS
nvme list-subsys <device> [--output-format=<fmt> | -o <fmt>] [--verbose | -v]
DESCRIPTION
Scan the sysfs tree for NVM Express subsystems and return the controllers for those subsystems as well as some pertinent information about them. If a device is given, print out only the values for the controllers and subsystems leading to the device.
OPTIONS
-o <fmt>, --output-format=<fmt>
Set the reporting format to normal, json or binary. Only one output format can be used at a time.
-v, --verbose
Increase the information detail in the output.
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
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1. |
root@host |
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