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#!/usr/bin/env bash
testdir=$(readlink -f $(dirname $0))
ISCSI_PORT=3260
FIO_PATH=$1
IP_T=$2
set -xe
trap "exit 1" ERR SIGTERM SIGABRT
if [ ! -x $FIO_PATH/fio ]; then
error "Invalid path of fio binary"
fi
function run_spdk_iscsi_fio() {
$FIO_PATH/fio $testdir/perf.job "$@" --output-format=json
}
mkdir -p $testdir/perf_output
iscsi_fio_results="$testdir/perf_output/iscsi_fio.json"
trap "iscsiadm -m node --logout; iscsiadm -m node -o delete; exit 1" ERR SIGTERM SIGABRT
iscsiadm -m discovery -t sendtargets -p $IP_T:$ISCSI_PORT
iscsiadm -m node --login -p $IP_T:$ISCSI_PORT
waitforiscsidevices 1
disks=($(iscsiadm -m session -P 3 | grep "Attached scsi disk" | awk '{print $4}'))
for ((i = 0; i < ${#disks[@]}; i++)); do
filename+=$(printf /dev/%s: "${disks[i]}")
waitforfile $filename
echo noop > /sys/block/${disks[i]}/queue/scheduler
echo "2" > /sys/block/${disks[i]}/queue/nomerges
echo "1024" > /sys/block/${disks[i]}/queue/nr_requests
done
run_spdk_iscsi_fio --filename=$filename "--output=$iscsi_fio_results"
iscsiadm -m node --logout || true
iscsiadm -m node -o delete || true
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