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test/vhost: add number of iterations for fio to run in benchmark

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Run given fio config in loop X times. We use that later
to calculate the average of runs.

Previously the loop was done in CI but it's better to do
this in script.

Change-Id: Ie4126f504b2c027a1d6b4b4520152e89aadb4794
Signed-off-by: Karol Latecki <karol.latecki@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/450946
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
This commit is contained in:
Karol Latecki 2019-04-11 17:36:40 +02:00 committed by Darek Stojaczyk
parent 629c109282
commit 5a484d4ab8
1 changed files with 28 additions and 18 deletions
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46
test/vhost/perf_bench/vhost_perf.sh
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@ -20,6 +20,7 @@ used_vms=""
wwpn_prefix="naa.5001405bc6498"
fio_bin="--fio-bin=/home/sys_sgsw/fio_ubuntu"
fio_iterations=1
precond_fio_bin="/usr/src/fio/fio"
function usage()
@ -33,6 +34,7 @@ function usage()
echo " Binary will be copied to VM, static compilation"
echo " of binary is recommended."
echo " --fio-job=PATH Fio config to use for test."
echo " --fio-iterations=INT Number of times to run specified workload."
echo " --vm-count=INT Total number of virtual machines to launch in this test;"
echo " Each VM will get one bdev (lvol or split vbdev)"
echo " to run FIO test."
@ -108,6 +110,7 @@ while getopts 'xh-:' optchar; do
help) usage $0 ;;
fio-bin=*) fio_bin="--fio-bin=${OPTARG#*=}" ;;
fio-job=*) fio_job="${OPTARG#*=}" ;;
fio-iterations=*) fio_iterations="${OPTARG#*=}" ;;
vm-count=*) vm_count="${OPTARG#*=}" ;;
vm-memory=*) vm_memory="${OPTARG#*=}" ;;
vm-image=*) vm_image="${OPTARG#*=}" ;;
@ -344,26 +347,33 @@ for vm_num in $used_vms; do
done
# Run FIO traffic
run_fio $fio_bin --job-file="$fio_job" --out="$TEST_DIR/fio_results" --json $fio_disks &
fio_pid=$!
fio_job_fname=$(basename $fio_job)
fio_log_fname="${fio_job_fname%%.*}.log"
for i in $(seq 1 $fio_iterations); do
echo "Running FIO iteration $i"
run_fio $fio_bin --job-file="$fio_job" --out="$TEST_DIR/fio_results" --json $fio_disks &
fio_pid=$!
if $vm_sar_enable; then
sleep $vm_sar_delay
mkdir -p $TEST_DIR/fio_results/sar_stats
pids=""
for vm_num in $used_vms; do
vm_ssh "$vm_num" "mkdir -p /root/sar; sar -P ALL $vm_sar_interval $vm_sar_count >> /root/sar/sar_stats_VM${vm_num}.txt" &
pids+=" $!"
done
for j in $pids; do
wait $j
done
for vm_num in $used_vms; do
vm_scp "$vm_num" "root@127.0.0.1:/root/sar/sar_stats_VM${vm_num}.txt" "$TEST_DIR/fio_results/sar_stats"
done
fi
if $vm_sar_enable; then
sleep $vm_sar_delay
mkdir -p $TEST_DIR/fio_results/sar_stats
pids=""
for vm_num in $used_vms; do
vm_ssh "$vm_num" "mkdir -p /root/sar; sar -P ALL $vm_sar_interval $vm_sar_count >> /root/sar/sar_stats_VM${vm_num}_run${i}.txt" &
pids+=" $!"
done
for j in $pids; do
wait $j
done
for vm_num in $used_vms; do
vm_scp "$vm_num" "root@127.0.0.1:/root/sar/sar_stats_VM${vm_num}_run${i}.txt" "$TEST_DIR/fio_results/sar_stats"
done
fi
wait $fio_pid
wait $fio_pid
mv $TEST_DIR/fio_results/$fio_log_fname $TEST_DIR/fio_results/$fio_log_fname.$i
sleep 1
done
notice "Shutting down virtual machines..."
vm_shutdown_all