From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45842) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YEfiB-00088P-QQ for qemu-devel@nongnu.org; Fri, 23 Jan 2015 09:59:55 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YEfi8-0001Ip-Pv for qemu-devel@nongnu.org; Fri, 23 Jan 2015 09:59:51 -0500 Received: from mx1.redhat.com ([209.132.183.28]:53064) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YEfi8-0001Ii-IG for qemu-devel@nongnu.org; Fri, 23 Jan 2015 09:59:48 -0500 Received: from int-mx14.intmail.prod.int.phx2.redhat.com (int-mx14.intmail.prod.int.phx2.redhat.com [10.5.11.27]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id t0NExk2I003563 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Fri, 23 Jan 2015 09:59:47 -0500 From: Max Reitz Date: Fri, 23 Jan 2015 09:59:45 -0500 Message-Id: <1422025185-25229-1-git-send-email-mreitz@redhat.com> Subject: [Qemu-devel] [PATCH] iotests: Lower 064's memory usage List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Kevin Wolf , Jeff Cody , Stefan Hajnoczi , Max Reitz 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 --- tests/qemu-iotests/064 | 19 +++++++++++++++++-- tests/qemu-iotests/064.out | 34 ++++++++++++++++++++++++++++++---- 2 files changed, 47 insertions(+), 6 deletions(-) diff --git a/tests/qemu-iotests/064 b/tests/qemu-iotests/064 index 1c74c31..7564563 100755 --- a/tests/qemu-iotests/064 +++ b/tests/qemu-iotests/064 @@ -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 diff --git a/tests/qemu-iotests/064.out b/tests/qemu-iotests/064.out index 5346a4e..1a5b9e2 100644 --- a/tests/qemu-iotests/064.out +++ b/tests/qemu-iotests/064.out @@ -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 -- 2.1.0