[Beowulf] How to debug error with Open MPI 3 / Mellanox / Red Hat?

[Faraz Hussain]

Quoting John Hearns <hearnsj at googlemail.com>:

> On the RHEL 6.9 servers run   ibstatus   also
> And sminfo

Unfortunately, the RHEL 6.9 machines don't appear to have all the  
Infiniband utilities installed. All I see is:

[root at lustwzb25 ~]# ib
ibacm              ibdiagnet          ibdmchk            ibis           
      ibnlparse          ibv_asyncwatch     ibv_rc_pingpong     
ibv_ud_pingpong
ib_acme            ibdiagpath         ibdmsh             ibmsquit       
      ibsim              ibv_devices        ibv_srq_pingpong    
ibv_xsrq_pingpong
ibdev2netdev       ibdiagui           ibdmtr             ibmssh         
      ibtopodiff         ibv_devinfo        ibv_uc_pingpong

and:

[root at lustwzb25 ~]# sm
smartctl     smbcacls     smbcontrol   smbget       smbprint      
smbtar       smbtree      sm-notify    smtp-source
smartd       smbclient    smbcquotas   smbpasswd    smbspool      
smbta-util   smime_keys   smtp-sink