log_ucx_info_d

[root@node63 ucx]# ucx_info -d
#
# Memory domain: self
#     Component: self
#             register: unlimited, cost: 0 nsec
#           remote key: 0 bytes
#           rkey_ptr is supported
#         memory types: host (access,reg_nonblock,reg,cache)
#
#      Transport: self
#         Device: memory
#           Type: loopback
#  System device: <unknown>
#
#      capabilities:
#            bandwidth: 0.00/ppn + 19360.00 MB/sec
#              latency: 0 nsec
#             overhead: 10 nsec
#            put_short: <= 4294967295
#            put_bcopy: unlimited
#            get_bcopy: unlimited
#             am_short: <= 8K
#             am_bcopy: <= 8K
#               domain: cpu
#           atomic_add: 32, 64 bit
#           atomic_and: 32, 64 bit
#            atomic_or: 32, 64 bit
#           atomic_xor: 32, 64 bit
#          atomic_fadd: 32, 64 bit
#          atomic_fand: 32, 64 bit
#           atomic_for: 32, 64 bit
#          atomic_fxor: 32, 64 bit
#          atomic_swap: 32, 64 bit
#         atomic_cswap: 32, 64 bit
#           connection: to iface
#      device priority: 0
#     device num paths: 1
#              max eps: inf
#       device address: 0 bytes
#        iface address: 8 bytes
#       error handling: ep_check
#
#
# Memory domain: tcp
#     Component: tcp
#             register: unlimited, cost: 0 nsec
#           remote key: 0 bytes
#         memory types: host (access,reg_nonblock,reg,cache)
#
#      Transport: tcp
#         Device: lo
#           Type: network
#  System device: <unknown>
#
#      capabilities:
#            bandwidth: 11.91/ppn + 0.00 MB/sec
#              latency: 10960 nsec
#             overhead: 50000 nsec
#            put_zcopy: <= 18446744073709551590, up to 6 iov
#  put_opt_zcopy_align: <= 1
#        put_align_mtu: <= 0
#             am_short: <= 8K
#             am_bcopy: <= 8K
#             am_zcopy: <= 64K, up to 6 iov
#   am_opt_zcopy_align: <= 1
#         am_align_mtu: <= 0
#            am header: <= 8037
#           connection: to ep, to iface
#      device priority: 1
#     device num paths: 1
#              max eps: 256
#       device address: 18 bytes
#        iface address: 2 bytes
#           ep address: 10 bytes
#       error handling: peer failure, ep_check, keepalive
#
#      Transport: tcp
#         Device: ib98-0
#           Type: network
#  System device: ib98-0 (0)
#
#      capabilities:
#            bandwidth: 2200.00/ppn + 0.00 MB/sec
#              latency: 5223 nsec
#             overhead: 50000 nsec
#            put_zcopy: <= 18446744073709551590, up to 6 iov
#  put_opt_zcopy_align: <= 1
#        put_align_mtu: <= 0
#             am_short: <= 8K
#             am_bcopy: <= 8K
#             am_zcopy: <= 64K, up to 6 iov
#   am_opt_zcopy_align: <= 1
#         am_align_mtu: <= 0
#            am header: <= 8037
#           connection: to ep, to iface
#      device priority: 1
#     device num paths: 1
#              max eps: 256
#       device address: 6 bytes
#        iface address: 2 bytes
#           ep address: 10 bytes
#       error handling: peer failure, ep_check, keepalive
#
#      Transport: tcp
#         Device: ib17-0
#           Type: network
#  System device: ib17-0 (1)
#
#      capabilities:
#            bandwidth: 2200.00/ppn + 0.00 MB/sec
#              latency: 5223 nsec
#             overhead: 50000 nsec
#            put_zcopy: <= 18446744073709551590, up to 6 iov
#  put_opt_zcopy_align: <= 1
#        put_align_mtu: <= 0
#             am_short: <= 8K
#             am_bcopy: <= 8K
#             am_zcopy: <= 64K, up to 6 iov
#   am_opt_zcopy_align: <= 1
#         am_align_mtu: <= 0
#            am header: <= 8037
#           connection: to ep, to iface
#      device priority: 1
#     device num paths: 1
#              max eps: 256
#       device address: 6 bytes
#        iface address: 2 bytes
#           ep address: 10 bytes
#       error handling: peer failure, ep_check, keepalive
#
#      Transport: tcp
#         Device: ethA69-0
#           Type: network
#  System device: ethA69-0 (2)
#
#      capabilities:
#            bandwidth: 113.16/ppn + 0.00 MB/sec
#              latency: 5776 nsec
#             overhead: 50000 nsec
#            put_zcopy: <= 18446744073709551590, up to 6 iov
#  put_opt_zcopy_align: <= 1
#        put_align_mtu: <= 0
#             am_short: <= 8K
#             am_bcopy: <= 8K
#             am_zcopy: <= 64K, up to 6 iov
#   am_opt_zcopy_align: <= 1
#         am_align_mtu: <= 0
#            am header: <= 8037
#           connection: to ep, to iface
#      device priority: 0
#     device num paths: 1
#              max eps: 256
#       device address: 6 bytes
#        iface address: 2 bytes
#           ep address: 10 bytes
#       error handling: peer failure, ep_check, keepalive
#
#
# Connection manager: tcp
#      max_conn_priv: 2064 bytes
#
# Memory domain: sysv
#     Component: sysv
#             allocate: unlimited
#           remote key: 12 bytes
#           rkey_ptr is supported
#         memory types: host (access,alloc,cache)
#
#      Transport: sysv
#         Device: memory
#           Type: intra-node
#  System device: <unknown>
#
#      capabilities:
#            bandwidth: 0.00/ppn + 15360.00 MB/sec
#              latency: 80 nsec
#             overhead: 10 nsec
#            put_short: <= 4294967295
#            put_bcopy: unlimited
#            get_bcopy: unlimited
#             am_short: <= 100
#             am_bcopy: <= 8256
#               domain: cpu
#           atomic_add: 32, 64 bit
#           atomic_and: 32, 64 bit
#            atomic_or: 32, 64 bit
#           atomic_xor: 32, 64 bit
#          atomic_fadd: 32, 64 bit
#          atomic_fand: 32, 64 bit
#           atomic_for: 32, 64 bit
#          atomic_fxor: 32, 64 bit
#          atomic_swap: 32, 64 bit
#         atomic_cswap: 32, 64 bit
#           connection: to iface
#      device priority: 0
#     device num paths: 1
#              max eps: inf
#       device address: 8 bytes
#        iface address: 8 bytes
#       error handling: ep_check
#
#
# Memory domain: posix
#     Component: posix
#             allocate: <= 131491344K
#           remote key: 24 bytes
#           rkey_ptr is supported
#         memory types: host (access,alloc,cache)
#
#      Transport: posix
#         Device: memory
#           Type: intra-node
#  System device: <unknown>
#
#      capabilities:
#            bandwidth: 0.00/ppn + 15360.00 MB/sec
#              latency: 80 nsec
#             overhead: 10 nsec
#            put_short: <= 4294967295
#            put_bcopy: unlimited
#            get_bcopy: unlimited
#             am_short: <= 100
#             am_bcopy: <= 8256
#               domain: cpu
#           atomic_add: 32, 64 bit
#           atomic_and: 32, 64 bit
#            atomic_or: 32, 64 bit
#           atomic_xor: 32, 64 bit
#          atomic_fadd: 32, 64 bit
#          atomic_fand: 32, 64 bit
#           atomic_for: 32, 64 bit
#          atomic_fxor: 32, 64 bit
#          atomic_swap: 32, 64 bit
#         atomic_cswap: 32, 64 bit
#           connection: to iface
#      device priority: 0
#     device num paths: 1
#              max eps: inf
#       device address: 8 bytes
#        iface address: 8 bytes
#       error handling: ep_check
#
#
# Memory domain: mlx5_0
#     Component: ib
#             register: unlimited, cost: 16000 + 0.060 * N nsec
#           remote key: 8 bytes
#           local memory handle is required for zcopy
#         memory types: host (access,reg,cache)
#
#      Transport: rc_verbs
#         Device: mlx5_0:1
#           Type: network
#  System device: mlx5_0 (1)
#
#      capabilities:
#            bandwidth: 2739.46/ppn + 0.00 MB/sec
#              latency: 800 + 1.000 * N nsec
#             overhead: 75 nsec
#            put_short: <= 124
#            put_bcopy: <= 8256
#            put_zcopy: <= 1G, up to 5 iov
#  put_opt_zcopy_align: <= 512
#        put_align_mtu: <= 1K
#            get_bcopy: <= 8256
#            get_zcopy: 65..1G, up to 5 iov
#  get_opt_zcopy_align: <= 512
#        get_align_mtu: <= 1K
#             am_short: <= 123
#             am_bcopy: <= 8255
#             am_zcopy: <= 8255, up to 4 iov
#   am_opt_zcopy_align: <= 512
#         am_align_mtu: <= 1K
#            am header: <= 127
#               domain: device
#           atomic_add: 64 bit
#          atomic_fadd: 64 bit
#         atomic_cswap: 64 bit
#           connection: to ep
#      device priority: 28
#     device num paths: 1
#              max eps: 256
#       device address: 18 bytes
#           ep address: 7 bytes
#       error handling: peer failure, ep_check
#
#
#      Transport: rc_mlx5
#         Device: mlx5_0:1
#           Type: network
#  System device: mlx5_0 (1)
#
#      capabilities:
#            bandwidth: 2739.46/ppn + 0.00 MB/sec
#              latency: 800 + 1.000 * N nsec
#             overhead: 40 nsec
#            put_short: <= 220
#            put_bcopy: <= 8256
#            put_zcopy: <= 1G, up to 14 iov
#  put_opt_zcopy_align: <= 512
#        put_align_mtu: <= 1K
#            get_bcopy: <= 8256
#            get_zcopy: 65..1G, up to 14 iov
#  get_opt_zcopy_align: <= 512
#        get_align_mtu: <= 1K
#             am_short: <= 234
#             am_bcopy: <= 8254
#             am_zcopy: <= 8254, up to 3 iov
#   am_opt_zcopy_align: <= 512
#         am_align_mtu: <= 1K
#            am header: <= 186
#               domain: device
#           atomic_add: 32, 64 bit
#           atomic_and: 32, 64 bit
#            atomic_or: 32, 64 bit
#           atomic_xor: 32, 64 bit
#          atomic_fadd: 32, 64 bit
#          atomic_fand: 32, 64 bit
#           atomic_for: 32, 64 bit
#          atomic_fxor: 32, 64 bit
#          atomic_swap: 32, 64 bit
#         atomic_cswap: 32, 64 bit
#           connection: to ep
#      device priority: 28
#     device num paths: 1
#              max eps: 256
#       device address: 18 bytes
#           ep address: 10 bytes
#       error handling: buffer (zcopy), remote access, peer failure, ep_check
#
#
#      Transport: ud_verbs
#         Device: mlx5_0:1
#           Type: network
#  System device: mlx5_0 (1)
#
#      capabilities:
#            bandwidth: 2739.46/ppn + 0.00 MB/sec
#              latency: 830 nsec
#             overhead: 105 nsec
#             am_short: <= 116
#             am_bcopy: <= 1016
#             am_zcopy: <= 1016, up to 5 iov
#   am_opt_zcopy_align: <= 512
#         am_align_mtu: <= 1K
#            am header: <= 920
#           connection: to ep, to iface
#      device priority: 28
#     device num paths: 1
#              max eps: inf
#       device address: 18 bytes
#        iface address: 3 bytes
#           ep address: 6 bytes
#       error handling: peer failure, ep_check
#
#
#      Transport: ud_mlx5
#         Device: mlx5_0:1
#           Type: network
#  System device: mlx5_0 (1)
#
#      capabilities:
#            bandwidth: 2739.46/ppn + 0.00 MB/sec
#              latency: 830 nsec
#             overhead: 80 nsec
#             am_short: <= 180
#             am_bcopy: <= 1016
#             am_zcopy: <= 1016, up to 3 iov
#   am_opt_zcopy_align: <= 512
#         am_align_mtu: <= 1K
#            am header: <= 132
#           connection: to ep, to iface
#      device priority: 28
#     device num paths: 1
#              max eps: inf
#       device address: 18 bytes
#        iface address: 3 bytes
#           ep address: 6 bytes
#       error handling: peer failure, ep_check
#
#
# Memory domain: mlx5_1
#     Component: ib
#             register: unlimited, cost: 16000 + 0.060 * N nsec
#           remote key: 8 bytes
#           local memory handle is required for zcopy
#         memory types: host (access,reg,cache)
#   < no supported devices found >
#
# Memory domain: mlx5_2
#     Component: ib
#             register: unlimited, cost: 16000 + 0.060 * N nsec
#           remote key: 8 bytes
#           local memory handle is required for zcopy
#         memory types: host (access,reg,cache)
#
#      Transport: rc_verbs
#         Device: mlx5_2:1
#           Type: network
#  System device: mlx5_2 (0)
#
#      capabilities:
#            bandwidth: 2739.46/ppn + 0.00 MB/sec
#              latency: 800 + 1.000 * N nsec
#             overhead: 75 nsec
#            put_short: <= 124
#            put_bcopy: <= 8256
#            put_zcopy: <= 1G, up to 5 iov
#  put_opt_zcopy_align: <= 512
#        put_align_mtu: <= 1K
#            get_bcopy: <= 8256
#            get_zcopy: 65..1G, up to 5 iov
#  get_opt_zcopy_align: <= 512
#        get_align_mtu: <= 1K
#             am_short: <= 123
#             am_bcopy: <= 8255
#             am_zcopy: <= 8255, up to 4 iov
#   am_opt_zcopy_align: <= 512
#         am_align_mtu: <= 1K
#            am header: <= 127
#               domain: device
#           atomic_add: 64 bit
#          atomic_fadd: 64 bit
#         atomic_cswap: 64 bit
#           connection: to ep
#      device priority: 28
#     device num paths: 1
#              max eps: 256
#       device address: 18 bytes
#           ep address: 7 bytes
#       error handling: peer failure, ep_check
#
#
#      Transport: rc_mlx5
#         Device: mlx5_2:1
#           Type: network
#  System device: mlx5_2 (0)
#
#      capabilities:
#            bandwidth: 2739.46/ppn + 0.00 MB/sec
#              latency: 800 + 1.000 * N nsec
#             overhead: 40 nsec
#            put_short: <= 220
#            put_bcopy: <= 8256
#            put_zcopy: <= 1G, up to 14 iov
#  put_opt_zcopy_align: <= 512
#        put_align_mtu: <= 1K
#            get_bcopy: <= 8256
#            get_zcopy: 65..1G, up to 14 iov
#  get_opt_zcopy_align: <= 512
#        get_align_mtu: <= 1K
#             am_short: <= 234
#             am_bcopy: <= 8254
#             am_zcopy: <= 8254, up to 3 iov
#   am_opt_zcopy_align: <= 512
#         am_align_mtu: <= 1K
#            am header: <= 186
#               domain: device
#           atomic_add: 32, 64 bit
#           atomic_and: 32, 64 bit
#            atomic_or: 32, 64 bit
#           atomic_xor: 32, 64 bit
#          atomic_fadd: 32, 64 bit
#          atomic_fand: 32, 64 bit
#           atomic_for: 32, 64 bit
#          atomic_fxor: 32, 64 bit
#          atomic_swap: 32, 64 bit
#         atomic_cswap: 32, 64 bit
#           connection: to ep
#      device priority: 28
#     device num paths: 1
#              max eps: 256
#       device address: 18 bytes
#           ep address: 10 bytes
#       error handling: buffer (zcopy), remote access, peer failure, ep_check
#
#
#      Transport: ud_verbs
#         Device: mlx5_2:1
#           Type: network
#  System device: mlx5_2 (0)
#
#      capabilities:
#            bandwidth: 2739.46/ppn + 0.00 MB/sec
#              latency: 830 nsec
#             overhead: 105 nsec
#             am_short: <= 116
#             am_bcopy: <= 1016
#             am_zcopy: <= 1016, up to 5 iov
#   am_opt_zcopy_align: <= 512
#         am_align_mtu: <= 1K
#            am header: <= 920
#           connection: to ep, to iface
#      device priority: 28
#     device num paths: 1
#              max eps: inf
#       device address: 18 bytes
#        iface address: 3 bytes
#           ep address: 6 bytes
#       error handling: peer failure, ep_check
#
#
#      Transport: ud_mlx5
#         Device: mlx5_2:1
#           Type: network
#  System device: mlx5_2 (0)
#
#      capabilities:
#            bandwidth: 2739.46/ppn + 0.00 MB/sec
#              latency: 830 nsec
#             overhead: 80 nsec
#             am_short: <= 180
#             am_bcopy: <= 1016
#             am_zcopy: <= 1016, up to 3 iov
#   am_opt_zcopy_align: <= 512
#         am_align_mtu: <= 1K
#            am header: <= 132
#           connection: to ep, to iface
#      device priority: 28
#     device num paths: 1
#              max eps: inf
#       device address: 18 bytes
#        iface address: 3 bytes
#           ep address: 6 bytes
#       error handling: peer failure, ep_check
#
#
# Memory domain: mlx5_3
#     Component: ib
#             register: unlimited, cost: 16000 + 0.060 * N nsec
#           remote key: 8 bytes
#           local memory handle is required for zcopy
#         memory types: host (access,reg,cache)
#   < no supported devices found >
#
# Connection manager: rdmacm
#      max_conn_priv: 54 bytes
#
# Memory domain: cma
#     Component: cma
#             register: unlimited, cost: 9 nsec
#         memory types: host (access,reg_nonblock,reg,cache)
#
#      Transport: cma
#         Device: memory
#           Type: intra-node
#  System device: <unknown>
#
#      capabilities:
#            bandwidth: 0.00/ppn + 11145.00 MB/sec
#              latency: 80 nsec
#             overhead: 2000 nsec
#            put_zcopy: unlimited, up to 16 iov
#  put_opt_zcopy_align: <= 1
#        put_align_mtu: <= 1
#            get_zcopy: unlimited, up to 16 iov
#  get_opt_zcopy_align: <= 1
#        get_align_mtu: <= 1
#           connection: to iface
#      device priority: 0
#     device num paths: 1
#              max eps: inf
#       device address: 8 bytes
#        iface address: 4 bytes
#       error handling: peer failure, ep_check
#
[root@node63 ucx]#