Re: [Qemu-devel] [Qemu-block] [PATCH 3/3] iotests: Add cluster

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Re: [Qemu-devel] [Qemu-block] [PATCH 3/3] iotests: Add cluster_size=64k

From:	Jeff Cody
Subject:	Re: [Qemu-devel] [Qemu-block] [PATCH 3/3] iotests: Add cluster_size=64k to 125
Date:	Mon, 9 Oct 2017 19:30:47 -0400
User-agent:	Mutt/1.5.24 (2015-08-30)
On Mon, Oct 09, 2017 at 11:55:33PM +0200, Max Reitz wrote:
> Apparently it would be a good idea to test that, too.
> 
> Signed-off-by: Max Reitz <address@hidden>

Reviewed-by: Jeff Cody <address@hidden>

> ---
>  tests/qemu-iotests/125     |   7 +-
>  tests/qemu-iotests/125.out | 480 
> ++++++++++++++++++++++++++++++++++++++++-----
>  2 files changed, 437 insertions(+), 50 deletions(-)
> 
> diff --git a/tests/qemu-iotests/125 b/tests/qemu-iotests/125
> index 9424313e82..c20c71570c 100755
> --- a/tests/qemu-iotests/125
> +++ b/tests/qemu-iotests/125
> @@ -69,13 +69,15 @@ fi
>  # in B
>  CREATION_SIZE=$((2 * 1024 * 1024 - 48 * 1024))
>  
> +# 512 is the actual test -- but it's good to test 64k as well, just to be 
> sure.
> +for cluster_size in 512 64k; do
>  # in kB
>  for GROWTH_SIZE in 16 48 80; do
>      for create_mode in off metadata falloc full; do
>          for growth_mode in off metadata falloc full; do
> -            echo "--- growth_size=$GROWTH_SIZE create_mode=$create_mode 
> growth_mode=$growth_mode ---"
> +            echo "--- cluster_size=$cluster_size growth_size=$GROWTH_SIZE 
> create_mode=$create_mode growth_mode=$growth_mode ---"
>  
> -            IMGOPTS="preallocation=$create_mode,cluster_size=512" 
> _make_test_img ${CREATION_SIZE}
> +            IMGOPTS="preallocation=$create_mode,cluster_size=$cluster_size" 
> _make_test_img ${CREATION_SIZE}
>              $QEMU_IMG resize -f "$IMGFMT" --preallocation=$growth_mode 
> "$TEST_IMG" +${GROWTH_SIZE}K
>  
>              host_size_0=$(get_image_size_on_host)
> @@ -123,6 +125,7 @@ for GROWTH_SIZE in 16 48 80; do
>          done
>      done
>  done
> +done
>  
>  # success, all done
>  echo '*** done'
> diff --git a/tests/qemu-iotests/125.out b/tests/qemu-iotests/125.out
> index 3f4d6e31a6..596905f533 100644
> --- a/tests/qemu-iotests/125.out
> +++ b/tests/qemu-iotests/125.out
> @@ -1,5 +1,5 @@
>  QA output created by 125
> ---- growth_size=16 create_mode=off growth_mode=off ---
> +--- cluster_size=512 growth_size=16 create_mode=off growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -7,7 +7,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=off growth_mode=metadata ---
> +--- cluster_size=512 growth_size=16 create_mode=off growth_mode=metadata ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -15,7 +15,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=off growth_mode=falloc ---
> +--- cluster_size=512 growth_size=16 create_mode=off growth_mode=falloc ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -23,7 +23,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=off growth_mode=full ---
> +--- cluster_size=512 growth_size=16 create_mode=off growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -31,7 +31,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=metadata growth_mode=off ---
> +--- cluster_size=512 growth_size=16 create_mode=metadata growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -39,7 +39,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=metadata growth_mode=metadata ---
> +--- cluster_size=512 growth_size=16 create_mode=metadata 
> growth_mode=metadata ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -47,7 +47,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=metadata growth_mode=falloc ---
> +--- cluster_size=512 growth_size=16 create_mode=metadata growth_mode=falloc 
> ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -55,7 +55,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=metadata growth_mode=full ---
> +--- cluster_size=512 growth_size=16 create_mode=metadata growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -63,7 +63,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=falloc growth_mode=off ---
> +--- cluster_size=512 growth_size=16 create_mode=falloc growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -71,7 +71,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=falloc growth_mode=metadata ---
> +--- cluster_size=512 growth_size=16 create_mode=falloc growth_mode=metadata 
> ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -79,7 +79,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=falloc growth_mode=falloc ---
> +--- cluster_size=512 growth_size=16 create_mode=falloc growth_mode=falloc ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -87,7 +87,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=falloc growth_mode=full ---
> +--- cluster_size=512 growth_size=16 create_mode=falloc growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -95,7 +95,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=full growth_mode=off ---
> +--- cluster_size=512 growth_size=16 create_mode=full growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -103,7 +103,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=full growth_mode=metadata ---
> +--- cluster_size=512 growth_size=16 create_mode=full growth_mode=metadata ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -111,7 +111,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=full growth_mode=falloc ---
> +--- cluster_size=512 growth_size=16 create_mode=full growth_mode=falloc ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -119,7 +119,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=16 create_mode=full growth_mode=full ---
> +--- cluster_size=512 growth_size=16 create_mode=full growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -127,7 +127,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 16384/16384 bytes at offset 2048000
>  16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=off growth_mode=off ---
> +--- cluster_size=512 growth_size=48 create_mode=off growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -135,7 +135,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=off growth_mode=metadata ---
> +--- cluster_size=512 growth_size=48 create_mode=off growth_mode=metadata ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -143,7 +143,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=off growth_mode=falloc ---
> +--- cluster_size=512 growth_size=48 create_mode=off growth_mode=falloc ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -151,7 +151,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=off growth_mode=full ---
> +--- cluster_size=512 growth_size=48 create_mode=off growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -159,7 +159,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=metadata growth_mode=off ---
> +--- cluster_size=512 growth_size=48 create_mode=metadata growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -167,7 +167,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=metadata growth_mode=metadata ---
> +--- cluster_size=512 growth_size=48 create_mode=metadata 
> growth_mode=metadata ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -175,7 +175,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=metadata growth_mode=falloc ---
> +--- cluster_size=512 growth_size=48 create_mode=metadata growth_mode=falloc 
> ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -183,7 +183,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=metadata growth_mode=full ---
> +--- cluster_size=512 growth_size=48 create_mode=metadata growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -191,7 +191,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=falloc growth_mode=off ---
> +--- cluster_size=512 growth_size=48 create_mode=falloc growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -199,7 +199,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=falloc growth_mode=metadata ---
> +--- cluster_size=512 growth_size=48 create_mode=falloc growth_mode=metadata 
> ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -207,7 +207,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=falloc growth_mode=falloc ---
> +--- cluster_size=512 growth_size=48 create_mode=falloc growth_mode=falloc ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -215,7 +215,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=falloc growth_mode=full ---
> +--- cluster_size=512 growth_size=48 create_mode=falloc growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -223,7 +223,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=full growth_mode=off ---
> +--- cluster_size=512 growth_size=48 create_mode=full growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -231,7 +231,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=full growth_mode=metadata ---
> +--- cluster_size=512 growth_size=48 create_mode=full growth_mode=metadata ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -239,7 +239,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=full growth_mode=falloc ---
> +--- cluster_size=512 growth_size=48 create_mode=full growth_mode=falloc ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -247,7 +247,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=48 create_mode=full growth_mode=full ---
> +--- cluster_size=512 growth_size=48 create_mode=full growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -255,7 +255,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 49152/49152 bytes at offset 2048000
>  48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=off growth_mode=off ---
> +--- cluster_size=512 growth_size=80 create_mode=off growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -263,7 +263,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=off growth_mode=metadata ---
> +--- cluster_size=512 growth_size=80 create_mode=off growth_mode=metadata ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -271,7 +271,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=off growth_mode=falloc ---
> +--- cluster_size=512 growth_size=80 create_mode=off growth_mode=falloc ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -279,7 +279,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=off growth_mode=full ---
> +--- cluster_size=512 growth_size=80 create_mode=off growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -287,7 +287,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=metadata growth_mode=off ---
> +--- cluster_size=512 growth_size=80 create_mode=metadata growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -295,7 +295,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=metadata growth_mode=metadata ---
> +--- cluster_size=512 growth_size=80 create_mode=metadata 
> growth_mode=metadata ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -303,7 +303,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=metadata growth_mode=falloc ---
> +--- cluster_size=512 growth_size=80 create_mode=metadata growth_mode=falloc 
> ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -311,7 +311,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=metadata growth_mode=full ---
> +--- cluster_size=512 growth_size=80 create_mode=metadata growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -319,7 +319,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=falloc growth_mode=off ---
> +--- cluster_size=512 growth_size=80 create_mode=falloc growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -327,7 +327,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=falloc growth_mode=metadata ---
> +--- cluster_size=512 growth_size=80 create_mode=falloc growth_mode=metadata 
> ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -335,7 +335,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=falloc growth_mode=falloc ---
> +--- cluster_size=512 growth_size=80 create_mode=falloc growth_mode=falloc ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -343,7 +343,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=falloc growth_mode=full ---
> +--- cluster_size=512 growth_size=80 create_mode=falloc growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -351,7 +351,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=full growth_mode=off ---
> +--- cluster_size=512 growth_size=80 create_mode=full growth_mode=off ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -359,7 +359,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=full growth_mode=metadata ---
> +--- cluster_size=512 growth_size=80 create_mode=full growth_mode=metadata ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -367,7 +367,7 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=full growth_mode=falloc ---
> +--- cluster_size=512 growth_size=80 create_mode=full growth_mode=falloc ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> @@ -375,7 +375,391 @@ wrote 2048000/2048000 bytes at offset 0
>  wrote 81920/81920 bytes at offset 2048000
>  80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
>  
> ---- growth_size=80 create_mode=full growth_mode=full ---
> +--- cluster_size=512 growth_size=80 create_mode=full growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=off growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=off growth_mode=metadata ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=off growth_mode=falloc ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=off growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=metadata growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=metadata 
> growth_mode=metadata ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=metadata growth_mode=falloc 
> ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=metadata growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=falloc growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=falloc growth_mode=metadata 
> ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=falloc growth_mode=falloc ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=falloc growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=full growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=full growth_mode=metadata ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=full growth_mode=falloc ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=16 create_mode=full growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 16384/16384 bytes at offset 2048000
> +16 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=off growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=off growth_mode=metadata ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=off growth_mode=falloc ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=off growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=metadata growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=metadata 
> growth_mode=metadata ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=metadata growth_mode=falloc 
> ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=metadata growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=falloc growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=falloc growth_mode=metadata 
> ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=falloc growth_mode=falloc ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=falloc growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=full growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=full growth_mode=metadata ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=full growth_mode=falloc ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=48 create_mode=full growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 49152/49152 bytes at offset 2048000
> +48 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=off growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=off growth_mode=metadata ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=off growth_mode=falloc ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=off growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=off
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=metadata growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=metadata 
> growth_mode=metadata ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=metadata growth_mode=falloc 
> ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=metadata growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 
> preallocation=metadata
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=falloc growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=falloc growth_mode=metadata 
> ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=falloc growth_mode=falloc ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=falloc growth_mode=full ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=falloc
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=full growth_mode=off ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=full growth_mode=metadata ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=full growth_mode=falloc ---
> +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
> +Image resized.
> +wrote 2048000/2048000 bytes at offset 0
> +1.953 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +wrote 81920/81920 bytes at offset 2048000
> +80 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
> +
> +--- cluster_size=64k growth_size=80 create_mode=full growth_mode=full ---
>  Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2048000 preallocation=full
>  Image resized.
>  wrote 2048000/2048000 bytes at offset 0
> -- 
> 2.13.6
> 
>
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Re: [Qemu-devel] [PATCH 1/3] qcow2: Fix unaligned preallocated truncation, (continued)
- [Qemu-devel] [PATCH 2/3] qcow2: Always execute preallocate() in a coroutine, Max Reitz, 2017/10/09
  - Re: [Qemu-devel] [PATCH 2/3] qcow2: Always execute preallocate() in a coroutine, Max Reitz, 2017/10/09
  - Re: [Qemu-devel] [PATCH 2/3] qcow2: Always execute preallocate() in a coroutine, Eric Blake, 2017/10/09
    - Re: [Qemu-devel] [PATCH 2/3] qcow2: Always execute preallocate() in a coroutine, Max Reitz, 2017/10/11
  - Re: [Qemu-devel] [Qemu-block] [PATCH 2/3] qcow2: Always execute preallocate() in a coroutine, Jeff Cody, 2017/10/09
- [Qemu-devel] [PATCH 3/3] iotests: Add cluster_size=64k to 125, Max Reitz, 2017/10/09
  - Re: [Qemu-devel] [PATCH 3/3] iotests: Add cluster_size=64k to 125, Eric Blake, 2017/10/09
  - Re: [Qemu-devel] [Qemu-block] [PATCH 3/3] iotests: Add cluster_size=64k to 125, Jeff Cody <=
- Re: [Qemu-devel] [PATCH 0/3] qcow2: Fix preallocated truncation, Max Reitz, 2017/10/11
- Re: [Qemu-devel] [PATCH 0/3] qcow2: Fix preallocated truncation, Stefan Hajnoczi, 2017/10/11
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