From 4eed3b08393b7ab69fca062c381417f5cc42c8eb Mon Sep 17 00:00:00 2001
From: Michal Berger <michalx.berger@intel.com>
Date: Wed, 19 Aug 2020 11:59:39 +0200
Subject: [PATCH] test/dd: Make the AIO file smaller

Make the footprint of the test smaller by creating smaller AIO file -
2G instead of 8G. Adjust offseting as well to not fall outside of the
device|file.

Also, cap in half the size of the source file.

Change-Id: I625eebe545477239606cd65ac6949cca4a2b8c80
Signed-off-by: Michal Berger <michalx.berger@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/3842
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
---
 test/dd/bdev_to_bdev.sh | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/test/dd/bdev_to_bdev.sh b/test/dd/bdev_to_bdev.sh
index f18705ef7..acb2ec4c3 100755
--- a/test/dd/bdev_to_bdev.sh
+++ b/test/dd/bdev_to_bdev.sh
@@ -9,7 +9,7 @@ offset_magic() {
 	local magic_check
 	local offsets offset
 
-	offsets=(16 256 4096) # * bs
+	offsets=(16 256 1024) # * bs
 
 	for offset in "${offsets[@]}"; do
 		"${DD_APP[@]}" \
@@ -34,9 +34,9 @@ offset_magic() {
 }
 
 cleanup() {
-	# Zero up to 1G on input bdev, 4G on out bdev to consider offsetting
+	# Zero up to 1G on input|output bdev
 	clear_nvme "$bdev0" "" $((0x40000000 + ${#magic}))
-	clear_nvme "$bdev1" "" $((0x100000000 + ${#magic}))
+	clear_nvme "$bdev1" "" $((0x40000000 + ${#magic}))
 	rm -f "$test_file0" "$test_file1" "$aio1"
 }
 
@@ -74,12 +74,12 @@ else
 		["block_size"]=4096
 	)
 
-	# 8G AIO file
+	# 2G AIO file
 	"${DD_APP[@]}" \
 		--if=/dev/zero \
 		--of="$aio1" \
 		--bs="$bs" \
-		--count=8192
+		--count=2048
 fi
 
 test_file0=$SPDK_TEST_STORAGE/dd.dump0
@@ -88,14 +88,14 @@ test_file1=$SPDK_TEST_STORAGE/dd.dump1
 magic="This Is Our Magic, find it"
 echo "$magic" > "$test_file0"
 
-# Make the file a bit bigger (~1GB)
+# Make the file a bit bigger (~512MB)
 run_test "dd_inflate_file" \
 	"${DD_APP[@]}" \
 	--if=/dev/zero \
 	--of="$test_file0" \
 	--oflag=append \
 	--bs="$bs" \
-	--count=1024
+	--count=512
 
 test_file0_size=$(wc -c < "$test_file0")