On 10/16/2014 08:55 PM, Moussa Ba wrote:
can ping the address, it seems to be going through the correct device.

Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface 0.0.0.0 10.102.40.1 0.0.0.0 UG 1024 0 0 enp2s0f1 10.102.40.0 0.0.0.0 255.255.248.0 U 0 0 0 enp2s0f1 *192.168.111.0 0.0.0.0 255.255.255.0 U 0 0 0 enp1s0*
192.168.122.0   0.0.0.0         255.255.255.0   U     0  0        0 virbr0


[jenkins@l-cheddar1 fio]$ sudo ip a s
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: enp2s0f0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN qlen 1000
    link/ether a0:36:9f:35:a5:00 brd ff:ff:ff:ff:ff:ff
3: enp2s0f1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
    link/ether a0:36:9f:35:a5:02 brd ff:ff:ff:ff:ff:ff
    inet 10.102.43.86/21 brd 10.102.47.255 scope global enp2s0f1
       valid_lft forever preferred_lft forever
    inet6 fe80::a236:9fff:fe35:a502/64 scope link
       valid_lft forever preferred_lft forever
4: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN
    link/ether fe:1d:0a:e1:9d:bb brd ff:ff:ff:ff:ff:ff
    inet 192.168.122.1/24 brd 192.168.122.255 scope global virbr0
       valid_lft forever preferred_lft forever
*5: enp1s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000*
    link/ether 00:25:90:07:f1:5d brd ff:ff:ff:ff:ff:ff
    inet 192.168.111.101/24 brd 192.168.111.255 scope global enp1s0
       valid_lft forever preferred_lft forever
    inet6 fe80::225:90ff:fe07:f15d/64 scope link
       valid_lft forever preferred_lft forever


does  /sys/class/net/enp1s0 point to the ConnectX PCI device?

does the mlx4_ib driver loaded?

Can you please do the following

$ yum install libmlx4
$ yum install libibverbs
$ yum install libibverbs-utils
$ yum install rdma

start the rdma service

$ modprobe -v ib_uverbs

$ ibv_devinfo -v

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