User guide

G–Commands and Files
Summary and Descriptions of Commands
G-24 IB0054606-02 A
ibv_devinfo
This program displays information about IB devices, including various kinds of
identification and status data. It is installed from the openib-diag RPM. Use this
program when OpenFabrics is enabled. ibv_devinfo queries RDMA devices.
Use the -v option to see more information. For example:
# ibv_devinfo
hca_id: qib0
transport: InfiniBand (0)
fw_ver: 0.0.0
node_guid: 0011:7500:0078:a5d2
sys_image_guid: 0011:7500:0078:a5d2
vendor_id: 0x1175
vendor_part_id: 29474
hw_ver: 0x2
board_id: InfiniPath_QLE7340
phys_port_cnt: 1
port: 1
state: PORT_ACTIVE (4)
max_mtu: 4096 (5)
active_mtu: 4096 (5)
sm_lid: 4
port_lid: 1
port_lmc: 0x00
link_layer: IB
ident
The ident strings are available in ib_qib.ko. Running ident provides driver
information similar to the following. For QLogic RPMs on a SLES distribution, it
will look like the following example:
ident/lib/modules/OS_version/updates/kernel/drivers/infiniban
d/hw/qib/ib_qib.ko
/lib/modules/OS_version/updates/kernel/drivers/infiniband/hw/
qib/ib_qib.ko:
$Id: QLogic OFED Release x.x.x $
$Date: yyyy-mm-dd-hh:mm $