Commit e35053b2 authored by Max Reitz's avatar Max Reitz
Browse files

iotests: Lower 064's memory usage 



Test 064 reads a lot of data at once which currently results in qemu-io
having to allocate up to about 1 GB of memory (958 MB, to be exact).
This patch lowers that amount to 128 MB by making the test read smaller
chunks.

Signed-off-by: default avatarMax Reitz <mreitz@redhat.com>
Reviewed-by: default avatarJeff Cody <jcody@redhat.com>
Message-id: 1422025185-25229-1-git-send-email-mreitz@redhat.com
parent cdf9634b

tests/qemu-iotests/064

+17 −2
Original line number Diff line number Diff line
@@ -54,7 +54,15 @@ $QEMU_IO -r -c "read -pP 0x96 33M 33M" "$TEST_IMG" | _filter_qemu_io 


echo

echo "=== Verify pattern 0x00, 66M - 1024M ==="

$QEMU_IO -r -c "read -pP 0x00 66M 958M" "$TEST_IMG" | _filter_qemu_io

$QEMU_IO -r -c "read -pP 0x00 66M 62M" \

            -c "read -pP 0x00 128M 128M" \

            -c "read -pP 0x00 256M 128M" \

            -c "read -pP 0x00 384M 128M" \

            -c "read -pP 0x00 512M 128M" \

            -c "read -pP 0x00 640M 128M" \

            -c "read -pP 0x00 768M 128M" \

            -c "read -pP 0x00 896M 128M" \

            "$TEST_IMG" | _filter_qemu_io



echo

echo "=== Verify pattern write, 0xc3 99M-157M ==="
@@ -63,7 +71,14 @@ $QEMU_IO -c "write -pP 0xc3 99M 58M" "$TEST_IMG" | _filter_qemu_io 
$QEMU_IO -c "read -pP 0xa5 0 33M" "$TEST_IMG" | _filter_qemu_io

$QEMU_IO -c "read -pP 0x96 33M 33M" "$TEST_IMG" | _filter_qemu_io

$QEMU_IO -c "read -pP 0x00 66M 33M" "$TEST_IMG" | _filter_qemu_io

$QEMU_IO -c "read -pP 0x00 157MM 867MM" "$TEST_IMG" | _filter_qemu_io

$QEMU_IO -c "read -pP 0x00 157M 99M" \

         -c "read -pP 0x00 256M 128M" \

         -c "read -pP 0x00 384M 128M" \

         -c "read -pP 0x00 512M 128M" \

         -c "read -pP 0x00 640M 128M" \

         -c "read -pP 0x00 768M 128M" \

         -c "read -pP 0x00 896M 128M" \

         "$TEST_IMG" | _filter_qemu_io

# now verify what we should have actually written

$QEMU_IO -c "read -pP 0xc3 99M 58M" "$TEST_IMG" | _filter_qemu_io

tests/qemu-iotests/064.out

+30 −4
Original line number Diff line number Diff line
@@ -9,8 +9,22 @@ read 34603008/34603008 bytes at offset 34603008 
33 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)



=== Verify pattern 0x00, 66M - 1024M ===

read 1004535808/1004535808 bytes at offset 69206016

958 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 65011712/65011712 bytes at offset 69206016

62 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 134217728

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 268435456

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 402653184

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 536870912

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 671088640

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 805306368

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 939524096

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)



=== Verify pattern write, 0xc3 99M-157M ===

wrote 60817408/60817408 bytes at offset 103809024
@@ -21,8 +35,20 @@ read 34603008/34603008 bytes at offset 34603008 
33 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 34603008/34603008 bytes at offset 69206016

33 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 909115392/909115392 bytes at offset 164626432

867 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 103809024/103809024 bytes at offset 164626432

99 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 268435456

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 402653184

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 536870912

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 671088640

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 805306368

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 134217728/134217728 bytes at offset 939524096

128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

read 60817408/60817408 bytes at offset 103809024

58 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

*** done