From 7f738a8d4c5bf7f717b77136f8b705fbb4143799 Mon Sep 17 00:00:00 2001
From: jandob
Date: Thu, 24 Mar 2016 11:52:44 +0100
Subject: add performance tests

---
 dev-tools/io_test.sh | 66 +++++++++++++++++++++++++++++++++++-----------------
 1 file changed, 45 insertions(+), 21 deletions(-)

(limited to 'dev-tools/io_test.sh')

diff --git a/dev-tools/io_test.sh b/dev-tools/io_test.sh
index d511ee86..74e88a31 100755
--- a/dev-tools/io_test.sh
+++ b/dev-tools/io_test.sh
@@ -1,11 +1,10 @@
-#image="$(realpath "$1")"
-image="/home/h4ct1c/git/masterteamprojekt/dnbd3_images/archLinux/archLinux.vdi.r10"
+image="$(realpath "$1")"
 test_directory=/tmp/performance_test
 [ ! -z $2 ] && test_directory="$2"
-
+test_time=20
 image_directory="$(dirname "$image")"
-dnbd3_rootfs_directory="../builder/dnbd3-rootfs"
-log_directory="./io_test_logs"
+dnbd3_rootfs_directory="$(dirname "${BASH_SOURCE[0]}")/../builder/dnbd3-rootfs"
+log_directory="$(dirname "${BASH_SOURCE[0]}")/io_test_logs"
 mountpoint_xmount="${test_directory}/mnt_xmount"
 mountpoint="${test_directory}/mnt"
 
@@ -44,8 +43,8 @@ fio_test() {
     shift
     local name="$1"
     shift
-    fio --readonly --name=hans --direct=1 --write_bw_log="$name" \
-       --size=2G --filename="$device" $@
+    fio --readonly --name=job --direct=1 --write_bw_log="$name" \
+       --runtime=$test_time --filename="$device" "$@"
 }
 test_device() {
     local device="$1"
@@ -55,43 +54,60 @@ test_device() {
     #echo "-------------- $2 read test (dd)"
     #dd_test "$device" 1000
 
-    #echo "-------------- $2 read test (fio)"
-    #fio_test "$device" "$name" --rw=read
+    echo "-------------- $2 read test (fio seq read)"
+    fio_test "$device" "$name.seq" --rw=read --ioengine=sync
 
     echo "-------------- $2 read test (fio random read)"
-    fio_test "$device" "${name}.rand" --rw=randread
+    fio_test "$device" "${name}.rand" --rw=randread --ioengine=sync
+
+    echo "-------------- $2 read test (fio seq read libaio)"
+    fio_test "$device" "${name}.seq_libaio" --rw=read --ioengine=libaio
 
-    #echo "-------------- $2 read test (fio random read libaio)"
-    #fio_test "$device" "${name}.rand,libaio" --rw=randread --ioengine=libaio
+    echo "-------------- $2 read test (fio random read libaio)"
+    fio_test "$device" "${name}.rand_libaio" --rw=randread --ioengine=libaio
 
-    #echo "-------------- $2 read test (find)"
-    #mount -o ro "$device"p2 "$mountpoint"
-    #(time find "$mountpoint" 1>/dev/null) 2>&1 | grep -E 'user|sys'
-    #umount "$mountpoint"
 }
 test_qemu() {
     # qemu-nbd test (no cache)
     modprobe nbd max_part=16
+    qemu_nbd_version="$( qemu-nbd --version \
+        | grep 'version' | cut --delimiter ' ' --field 3 )"
     qemu-nbd --connect=/dev/nbd0 --read-only --persistent --nocache "$image"
     #ln -s /dev/nbd0 "$image" # device as file (for dnbd3)
-    test_device "/dev/nbd0" "qemu-nbd (nocache)"
+    test_device "/dev/nbd0" "qemu-nbd $qemu_nbd_version (nocache)"
     # qemu-nbd teardown
     qemu-nbd -d /dev/nbd0 >/dev/null # disconnect
 
     # qemu-nbd test
     qemu-nbd --connect=/dev/nbd0 --read-only --persistent "$image"
-    test_device "/dev/nbd0" "qemu-nbd"
+    test_device "/dev/nbd0" "qemu-nbd $qemu_nbd_version"
     # qemu-nbd teardown
     qemu-nbd -d /dev/nbd0 >/dev/null # disconnect
 }
 
 test_xmount() {
     #xmount test
+    xmount_version="$( ${test_directory}/xmount/bin/xmount --info \
+        | grep 'xmount v' | cut --delimiter ' ' --field 2 )"
+    ${test_directory}/xmount/bin/xmount --in qemu "$image" \
+        --out raw "${mountpoint_xmount}" \
+
+    loop_device="$(losetup -f)"
+    losetup "$loop_device" "${mountpoint_xmount}"/*.dd --partscan
+    test_device "$loop_device" "xmount ${xmount_version}"
+
+    # xmount teardown
+    losetup -d "$loop_device"
+    umount "$mountpoint_xmount"
+
+    #xmount test with writeback
     ${test_directory}/xmount/bin/xmount --in qemu "$image" \
-        --out raw "${mountpoint_xmount}"
+        --inopts bdrv_cache=writeback \
+        --out raw "${mountpoint_xmount}" \
+
     loop_device="$(losetup -f)"
     losetup "$loop_device" "${mountpoint_xmount}"/*.dd --partscan
-    test_device "$loop_device" "xmount"
+    test_device "$loop_device" "xmount ${xmount_version} with writeback"
 
     # xmount teardown
     losetup -d "$loop_device"
@@ -101,5 +117,13 @@ test_xmount() {
 test_qemu
 test_xmount
 chown $(who | awk '{print $1}') *.log
-fio2gnuplot -b -g
+# bw logs
+fio2gnuplot --gnuplot -p '*seq_bw*.log'
+fio2gnuplot --gnuplot -p '*rand_bw*.log'
+fio2gnuplot --gnuplot -p '*seq_libaio_bw*.log'
+fio2gnuplot --gnuplot -p '*rand_libaio_bw*.log'
+chown $(who | awk '{print $1}') *.png
+rm *2Dsmooth*
+rm *2Dtrend*
+rm '$3.png'
 popd
-- 
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