From patchwork Sat Dec 19 09:12:00 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darrick J. Wong" X-Patchwork-Id: 7889801 Return-Path: X-Original-To: patchwork-linux-btrfs@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 35C29BEEE5 for ; Sat, 19 Dec 2015 09:14:15 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E3B9020498 for ; Sat, 19 Dec 2015 09:14:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 76DCB204E0 for ; Sat, 19 Dec 2015 09:14:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932809AbbLSJOI (ORCPT ); Sat, 19 Dec 2015 04:14:08 -0500 Received: from userp1040.oracle.com ([156.151.31.81]:39555 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753927AbbLSJMJ (ORCPT ); Sat, 19 Dec 2015 04:12:09 -0500 Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by userp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id tBJ9C1hZ017727 (version=TLSv1 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sat, 19 Dec 2015 09:12:02 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserv0021.oracle.com (8.13.8/8.13.8) with ESMTP id tBJ9C1Kw025007 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL); Sat, 19 Dec 2015 09:12:01 GMT Received: from abhmp0008.oracle.com (abhmp0008.oracle.com [141.146.116.14]) by aserv0122.oracle.com (8.13.8/8.13.8) with ESMTP id tBJ9C1bN011148; Sat, 19 Dec 2015 09:12:01 GMT Received: from localhost (/24.21.154.84) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sat, 19 Dec 2015 01:12:01 -0800 Subject: [PATCH 10/11] reflink: test a big CoW operation From: "Darrick J. Wong" To: david@fromorbit.com, darrick.wong@oracle.com Cc: linux-ext4@vger.kernel.org, linux-btrfs@vger.kernel.org, fstests@vger.kernel.org, xfs@oss.sgi.com Date: Sat, 19 Dec 2015 01:12:00 -0800 Message-ID: <20151219091200.15320.21534.stgit@birch.djwong.org> In-Reply-To: <20151219091052.15320.94973.stgit@birch.djwong.org> References: <20151219091052.15320.94973.stgit@birch.djwong.org> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 X-Source-IP: aserv0021.oracle.com [141.146.126.233] Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Test what happens when we send largeish buffers to CoW all at once. Signed-off-by: Darrick J. Wong --- tests/generic/878 | 99 +++++++++++++++++++++++++++++++++++++++++++++++++ tests/generic/878.out | 13 ++++++ tests/generic/879 | 99 +++++++++++++++++++++++++++++++++++++++++++++++++ tests/generic/879.out | 13 ++++++ tests/generic/group | 2 + 5 files changed, 226 insertions(+) create mode 100755 tests/generic/878 create mode 100644 tests/generic/878.out create mode 100755 tests/generic/879 create mode 100644 tests/generic/879.out -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/tests/generic/878 b/tests/generic/878 new file mode 100755 index 0000000..342a94e --- /dev/null +++ b/tests/generic/878 @@ -0,0 +1,99 @@ +#! /bin/bash +# FS QA Test No. 878 +# +# Reflink two large files and CoW them in big chunks. +# +# This test is dependent on the system page size, so we cannot use md5 in +# the golden output; we can only compare to a check file. +# +#----------------------------------------------------------------------- +# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it would be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write the Free Software Foundation, +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +#----------------------------------------------------------------------- + +seq=`basename "$0"` +seqres="$RESULT_DIR/$seq" +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 + +_cleanup() +{ + cd / + rm -rf "$tmp".* "$TESTDIR" +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/reflink + +# real QA test starts here +_supported_os Linux +_require_scratch_reflink +_require_cp_reflink + +rm -f "$seqres.full" + + +echo "Format and mount" +_scratch_mkfs > "$seqres.full" 2>&1 +_scratch_mount >> "$seqres.full" 2>&1 + +TESTDIR="$SCRATCH_MNT/test-$seq" +rm -rf $TESTDIR +mkdir $TESTDIR + +BLKSZ=65536 +NR=6400 +BSZ=1280 + +FREE_BLOCKS=$(stat -f -c '%a' "$TESTDIR") +REAL_BLKSZ=$(stat -f -c '%S' "$TESTDIR") +SPACE_NEEDED=$(((BLKSZ * NR * 3) * 5 / 4)) +SPACE_AVAIL=$((FREE_BLOCKS * REAL_BLKSZ)) +test $SPACE_NEEDED -gt $SPACE_AVAIL && _notrun "Not enough space. $SPACE_AVAIL < $SPACE_NEEDED" + +echo "Create the original files" +"$XFS_IO_PROG" -f -c "pwrite -S 0x61 -b $((BLKSZ * BSZ)) 0 $((BLKSZ * NR))" "$TESTDIR/file1" >> "$seqres.full" +_cp_reflink "$TESTDIR/file1" "$TESTDIR/file2" >> "$seqres.full" +"$XFS_IO_PROG" -f -c "pwrite -S 0x61 -b $((BLKSZ * BSZ)) 0 $((BLKSZ * NR))" "$TESTDIR/file2.chk" >> "$seqres.full" +_scratch_remount + +echo "Compare files" +md5sum "$TESTDIR/file1" | _filter_scratch +md5sum "$TESTDIR/file2" | _filter_scratch +md5sum "$TESTDIR/file2.chk" | _filter_scratch + +echo "CoW and unmount" +"$XFS_IO_PROG" -f -c "pwrite -S 0x63 -b $((BLKSZ * BSZ)) 0 $((BLKSZ * NR))" "$TESTDIR/file2" >> "$seqres.full" +"$XFS_IO_PROG" -f -c "pwrite -S 0x63 -b $((BLKSZ * BSZ)) 0 $((BLKSZ * NR))" "$TESTDIR/file2.chk" >> "$seqres.full" +_scratch_remount + +echo "Compare files" +md5sum "$TESTDIR/file1" | _filter_scratch +md5sum "$TESTDIR/file2" | _filter_scratch +md5sum "$TESTDIR/file2.chk" | _filter_scratch + +echo "Check for damage" +umount "$SCRATCH_MNT" +_check_scratch_fs + +# success, all done +status=0 +exit diff --git a/tests/generic/878.out b/tests/generic/878.out new file mode 100644 index 0000000..0da5baa --- /dev/null +++ b/tests/generic/878.out @@ -0,0 +1,13 @@ +QA output created by 878 +Format and mount +Create the original files +Compare files +01768a16d33c9bd21dc67a7fac006ee1 SCRATCH_MNT/test-878/file1 +01768a16d33c9bd21dc67a7fac006ee1 SCRATCH_MNT/test-878/file2 +01768a16d33c9bd21dc67a7fac006ee1 SCRATCH_MNT/test-878/file2.chk +CoW and unmount +Compare files +01768a16d33c9bd21dc67a7fac006ee1 SCRATCH_MNT/test-878/file1 +c835fd53fa27b72511b250d51595c053 SCRATCH_MNT/test-878/file2 +c835fd53fa27b72511b250d51595c053 SCRATCH_MNT/test-878/file2.chk +Check for damage diff --git a/tests/generic/879 b/tests/generic/879 new file mode 100755 index 0000000..83be543 --- /dev/null +++ b/tests/generic/879 @@ -0,0 +1,99 @@ +#! /bin/bash +# FS QA Test No. 879 +# +# Reflink two large files and DIO CoW them in big chunks. +# +# This test is dependent on the system page size, so we cannot use md5 in +# the golden output; we can only compare to a check file. +# +#----------------------------------------------------------------------- +# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it would be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write the Free Software Foundation, +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +#----------------------------------------------------------------------- + +seq=`basename "$0"` +seqres="$RESULT_DIR/$seq" +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 + +_cleanup() +{ + cd / + rm -rf "$tmp".* "$TESTDIR" +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/reflink + +# real QA test starts here +_supported_os Linux +_require_scratch_reflink +_require_cp_reflink + +rm -f "$seqres.full" + + +echo "Format and mount" +_scratch_mkfs > "$seqres.full" 2>&1 +_scratch_mount >> "$seqres.full" 2>&1 + +TESTDIR="$SCRATCH_MNT/test-$seq" +rm -rf $TESTDIR +mkdir $TESTDIR + +BLKSZ=65536 +NR=6400 +BSZ=1280 + +FREE_BLOCKS=$(stat -f -c '%a' "$TESTDIR") +REAL_BLKSZ=$(stat -f -c '%S' "$TESTDIR") +SPACE_NEEDED=$(((BLKSZ * NR * 3) * 5 / 4)) +SPACE_AVAIL=$((FREE_BLOCKS * REAL_BLKSZ)) +test $SPACE_NEEDED -gt $SPACE_AVAIL && _notrun "Not enough space. $SPACE_AVAIL < $SPACE_NEEDED" + +echo "Create the original files" +"$XFS_IO_PROG" -f -c "pwrite -S 0x61 -b $((BLKSZ * BSZ)) 0 $((BLKSZ * NR))" "$TESTDIR/file1" >> "$seqres.full" +_cp_reflink "$TESTDIR/file1" "$TESTDIR/file2" >> "$seqres.full" +"$XFS_IO_PROG" -f -c "pwrite -S 0x61 -b $((BLKSZ * BSZ)) 0 $((BLKSZ * NR))" "$TESTDIR/file2.chk" >> "$seqres.full" +_scratch_remount + +echo "Compare files" +md5sum "$TESTDIR/file1" | _filter_scratch +md5sum "$TESTDIR/file2" | _filter_scratch +md5sum "$TESTDIR/file2.chk" | _filter_scratch + +echo "CoW and unmount" +"$XFS_IO_PROG" -d -f -c "pwrite -S 0x63 -b $((BLKSZ * BSZ)) 0 $((BLKSZ * NR))" "$TESTDIR/file2" >> "$seqres.full" +"$XFS_IO_PROG" -f -c "pwrite -S 0x63 -b $((BLKSZ * BSZ)) 0 $((BLKSZ * NR))" "$TESTDIR/file2.chk" >> "$seqres.full" +_scratch_remount + +echo "Compare files" +md5sum "$TESTDIR/file1" | _filter_scratch +md5sum "$TESTDIR/file2" | _filter_scratch +md5sum "$TESTDIR/file2.chk" | _filter_scratch + +echo "Check for damage" +umount "$SCRATCH_MNT" +_check_scratch_fs + +# success, all done +status=0 +exit diff --git a/tests/generic/879.out b/tests/generic/879.out new file mode 100644 index 0000000..fc1363a --- /dev/null +++ b/tests/generic/879.out @@ -0,0 +1,13 @@ +QA output created by 879 +Format and mount +Create the original files +Compare files +01768a16d33c9bd21dc67a7fac006ee1 SCRATCH_MNT/test-879/file1 +01768a16d33c9bd21dc67a7fac006ee1 SCRATCH_MNT/test-879/file2 +01768a16d33c9bd21dc67a7fac006ee1 SCRATCH_MNT/test-879/file2.chk +CoW and unmount +Compare files +01768a16d33c9bd21dc67a7fac006ee1 SCRATCH_MNT/test-879/file1 +c835fd53fa27b72511b250d51595c053 SCRATCH_MNT/test-879/file2 +c835fd53fa27b72511b250d51595c053 SCRATCH_MNT/test-879/file2.chk +Check for damage diff --git a/tests/generic/group b/tests/generic/group index f3e3e2c..68853b4 100644 --- a/tests/generic/group +++ b/tests/generic/group @@ -289,3 +289,5 @@ 875 auto quick clone 876 auto quick clone 877 auto quick clone +878 auto quick clone +879 auto quick clone