User Manual

InfiniBand Fabric UtilitiesRev 2.2-1.0.1

Mellanox Technologies

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Both stages require a subnet definition file to be provided by the -s flag. The supported formats

for subnet definition are:

• *.net - for ibnetdiscover

• *.lst - for opensm-subnet.lst or ibiagnet.lst

• *.topo - for a topology file

HEAD PORTS FILE

This file is provided by the user and defines the ports by which grouping of the other host ports is

defined.

Format:

Each line should contain either the name or the GUID of a single port. For switches the port num-

ber shall be 0.

<node-name>/P<port-num>|<PGUID>

GROUPS FILE

This file is generated by the program if the head-ports file is provided to it. Alternatively it can be

provided (or edited) by the user if different grouping is desired. The generated script for isolating

or connecting the group should be run from the first node in each group.

Format:

Each line may be either:

GROUP: <group name>

<node-name>/P<port-num>|<PGUID>

9.4.24 ibccconfig

Supports the configuration of congestion control settings on switches and HCAs.

Synopsis

ibccconfig [options] [-c key] <op> <lid|guid>

Operations

Operation Parameters

CongestionKeyInfo (CK) <lid|guid> <cckey> <cckeyprotectbit> <cckeyleaseperiod>

SwitchCongestionSetting (SS) <lid|guid> <controlmap> <victimmask> <creditmask>

SwitchPortCongestionSetting (SP) <lid|guid> <portnum> <valid> <control_type> <threshold>

<packet_size> <cong_parm_marking_rate>

CACongestionSetting (CS) <lid|guid> <port_control> <control_map> <ccti_timer>

<ccti_increase> <trigger_threshold> <ccti_min>