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iotests: Lower 064's memory usage

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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: Max Reitz <mreitz@redhat.com>
Reviewed-by: Jeff Cody <jcody@redhat.com>
Message-id: 1422025185-25229-1-git-send-email-mreitz@redhat.com
This commit is contained in:
Max Reitz 2015-01-23 09:59:45 -05:00
parent cdf9634bdf
commit e35053b25a
2 changed files with 47 additions and 6 deletions
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19
tests/qemu-iotests/064
View File

@ -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

34
tests/qemu-iotests/064.out
View File

@ -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