Spdk/test/nvmf/target/multiconnection.sh
Jim Harris d96abc9f0d test/nvmf: remove -p num_queues restrictions
There's a bug in Linux 5.1 (possibly 5.0 too) where
the kernel initiator driver crashes if it can't get
one queue per CPU.  This will get fixed eventually,
but for now we need to remove the cases where we
restrict the number of queues per controller so that
we can test on newer kernels.

Even on cases where we're testing the SPDK initiator,
there's no real need to restrict the number of queue
pairs.

The kernel will eventually get fixed, but we should
be testing with default behavior anyways (the kernel
wants lots of queues).  We'll also want to add some
regression tests to make sure the kernel doesn't
break again.  But that will all come later.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I9979e6d94456e075688b822b042936b63e518a4a

Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/454819
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
2019-05-22 14:50:05 +00:00

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#!/usr/bin/env bash
testdir=$(readlink -f $(dirname $0))
rootdir=$(readlink -f $testdir/../../..)
source $rootdir/test/common/autotest_common.sh
source $rootdir/test/nvmf/common.sh
MALLOC_BDEV_SIZE=64
MALLOC_BLOCK_SIZE=512
NVMF_SUBSYS=11
rpc_py="$rootdir/scripts/rpc.py"
set -e
timing_enter multiconnection
# pass the parameter 'iso' to this script when running it in isolation to trigger rdma device initialization.
# e.g. sudo ./multiconnection.sh iso
nvmftestinit
nvmfappstart "-m 0xF"
# SoftRoce does not have enough queues available for
# multiconnection tests. Detect if we're using software RDMA.
# If so - lower the number of subsystems for test.
if check_ip_is_soft_roce $NVMF_FIRST_TARGET_IP; then
echo "Using software RDMA, lowering number of NVMeOF subsystems."
NVMF_SUBSYS=1
fi
$rpc_py nvmf_create_transport -t rdma -u 8192
for i in `seq 1 $NVMF_SUBSYS`
do
$rpc_py construct_malloc_bdev $MALLOC_BDEV_SIZE $MALLOC_BLOCK_SIZE -b Malloc$i
$rpc_py nvmf_subsystem_create nqn.2016-06.io.spdk:cnode$i -a -s SPDK$i
$rpc_py nvmf_subsystem_add_ns nqn.2016-06.io.spdk:cnode$i Malloc$i
$rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode$i -t rdma -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT
done
for i in `seq 1 $NVMF_SUBSYS`; do
k=$[$i-1]
nvme connect -t rdma -n "nqn.2016-06.io.spdk:cnode${i}" -a "$NVMF_FIRST_TARGET_IP" -s "$NVMF_PORT"
waitforblk "nvme${k}n1"
done
$rootdir/scripts/fio.py nvmf 262144 64 read 10 1
$rootdir/scripts/fio.py nvmf 262144 64 randwrite 10 1
sync
for i in `seq 1 $NVMF_SUBSYS`; do
nvme disconnect -n "nqn.2016-06.io.spdk:cnode${i}" || true
$rpc_py delete_nvmf_subsystem nqn.2016-06.io.spdk:cnode${i}
done
rm -f ./local-job0-0-verify.state
trap - SIGINT SIGTERM EXIT
nvmfcleanup
nvmftestfini
timing_exit multiconnection