RHEL v5.5
kernel 2.6.18-194.el5
What I have discovered, is that if you don't have "ONBOOT=yes" in your ifcfg-ib# script... the interface will come up in "datagram" mode, regardless of what is in /etc/infiniband/openib.conf. Can anyone tell me why this happens or if its by design even?
cat openib.conf
# Start HCA driver upon boot
ONBOOT=yes
# Node description
NODE_DESC=$(hostname -s)
# Wait for NODE_DESC_TIME_BEFORE_UPDATE sec before node_desc update
NODE_DESC_TIME_BEFORE_UPDATE=10
# Load UCM module
UCM_LOAD=no
# Load RDMA_CM module
RDMA_CM_LOAD=yes
# Load RDMA_UCM module
RDMA_UCM_LOAD=yes
# Increase ib_mad thread priority
RENICE_IB_MAD=no
# Run sysctl performance tuning script
RUN_SYSCTL=yes
# Load MTHCA
MTHCA_LOAD=yes
# Load QIB
QIB_LOAD=yes
# Load MLX4 modules
MLX4_LOAD=yes
# Load MLX4_EN module
MLX4_EN_LOAD=yes
# Start FC service
MLX4_FC_LOAD=no
# Load MLX4_VNIC module
MLX4_VNIC_LOAD=no
# Load CXGB3 modules
CXGB3_LOAD=yes
# Load NES modules
NES_LOAD=yes
# Load IPoIB
IPOIB_LOAD=yes
# Enable IPoIB Connected Mode
SET_IPOIB_CM=yes
# Load SDP module
SDP_LOAD=no
# Load SRP module
SRP_LOAD=no
# Load ISER module
ISER_LOAD=no
# Load RDS module
RDS_LOAD=no
# Enable SRP High Availability daemon
SRPHA_ENABLE=no
SRP_DAEMON_ENABLE=no