NAME

       opashowmc

       (Linux)  Displays  the Intel(R) Omni-Path Multicast groups created for the fabric along with the Intel(R)
       Omni-Path Host Fabric Interface (HFI) ports which are a member of each multicast group. This command  can
       be helpful when attempting to analyze or debug Intel(R) Omni-Path multicast usage by applications or ULPs
       such as IPoIB.

Syntax

       opashowmc [-v] [-t portsfile] [-p ports]

Options

       --help    Produces full help text.

       -v        Returns verbose output and shows name of each member.

       -t portsfile
                 Specifies  the file with list of local HFI ports used to access fabric(s) for analysis. Default
                 is /etc/opa/ports file.

       -p ports  Specifies the list of local HFI ports used to access fabric(s) for analysis.

                 Default is first active port. The first HFI in the system is 1. The first port on an HFI is  1.
                 Uses the format hfi:port,
                 for example:

                 0:0       First active port in system.

                 0:y       Port y within system.

                 x:0       First active port on HFI x.

                 x:y       HFI x, port y.

Examples

       opashowmc
       opashowmc -p '1:1 1:2 2:1 2:2'

Environment Variables

       The following environment variables are also used by this command:

       PORTS     List of ports, used in absence of -t and -p.

       PORTS_FILE
                 File containing list of ports, used in absence of -t and -p.

Copyright(C) 2015-2018                          Intel Corporation                                   opashowmc(8)