From: Maxim Levitsky <mlevitsk@redhat.com>
To: Max Reitz <mreitz@redhat.com>, qemu-block@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>, qemu-devel@nongnu.org
Subject: Re: [PATCH v2 10/21] iotests: Replace IMGOPTS= by -o
Date: Thu, 07 Nov 2019 11:52:44 +0200 [thread overview]
Message-ID: <42e5246d42f1c2b9c5ecf085387aaa24b44b4663.camel@redhat.com> (raw)
In-Reply-To: <08e8683a-04b2-1604-3b9f-cb2fff8669f1@redhat.com>
On Thu, 2019-11-07 at 10:20 +0100, Max Reitz wrote:
> On 06.11.19 16:47, Maxim Levitsky wrote:
> > On Tue, 2019-10-15 at 16:27 +0200, Max Reitz wrote:
> > > Tests should not overwrite all user-supplied image options, but only add
> > > to it (which will effectively overwrite conflicting values). Accomplish
> > > this by passing options to _make_test_img via -o instead of $IMGOPTS.
> > >
> > > For some tests, there is no functional change because they already only
> > > appended options to IMGOPTS. For these, this patch is just a
> > > simplification.
> > >
> > > For others, this is a change, so they now heed user-specified $IMGOPTS.
> > > Some of those tests do not work with all image options, though, so we
> > > need to disable them accordingly.
> > >
> > > Signed-off-by: Max Reitz <mreitz@redhat.com>
> > > ---
> > > tests/qemu-iotests/031 | 9 ++++---
> > > tests/qemu-iotests/039 | 24 ++++++------------
> > > tests/qemu-iotests/059 | 18 ++++++-------
> > > tests/qemu-iotests/060 | 6 ++---
> > > tests/qemu-iotests/061 | 57 ++++++++++++++++++++++--------------------
> > > tests/qemu-iotests/079 | 3 +--
> > > tests/qemu-iotests/106 | 2 +-
> > > tests/qemu-iotests/108 | 2 +-
> > > tests/qemu-iotests/112 | 32 ++++++++++++------------
> > > tests/qemu-iotests/115 | 3 +--
> > > tests/qemu-iotests/121 | 6 ++---
> > > tests/qemu-iotests/125 | 2 +-
> > > tests/qemu-iotests/137 | 2 +-
> > > tests/qemu-iotests/138 | 3 +--
> > > tests/qemu-iotests/175 | 2 +-
> > > tests/qemu-iotests/190 | 2 +-
> > > tests/qemu-iotests/191 | 3 +--
> > > tests/qemu-iotests/220 | 4 ++-
> > > tests/qemu-iotests/243 | 6 +++--
> > > tests/qemu-iotests/244 | 10 +++++---
> > > tests/qemu-iotests/250 | 3 +--
> > > tests/qemu-iotests/265 | 2 +-
> > > 22 files changed, 100 insertions(+), 101 deletions(-)
>
> [...]
>
> > > @@ -161,7 +161,7 @@ _cleanup_test_img
> > >
> > > echo
> > > echo "=== Testing 4TB monolithicFlat creation and IO ==="
> > > -IMGOPTS="subformat=monolithicFlat" _make_test_img 4T
> > > +_make_test_img -o "subformat=monolithicFlat" 4T
> > > _img_info
> > > $QEMU_IO -c "write -P 0xa 900G 512" "$TEST_IMG" | _filter_qemu_io
> > > $QEMU_IO -c "read -v 900G 1024" "$TEST_IMG" | _filter_qemu_io
> > > @@ -170,7 +170,7 @@ _cleanup_test_img
> > > echo
> > > echo "=== Testing qemu-img map on extents ==="
> > > for fmt in monolithicSparse twoGbMaxExtentSparse; do
> > > - IMGOPTS="subformat=$fmt" _make_test_img 31G
> > > + _make_test_img -o "subformat=$fmt" 31G
> > > $QEMU_IO -c "write 65024 1k" "$TEST_IMG" | _filter_qemu_io
> > > $QEMU_IO -c "write 2147483136 1k" "$TEST_IMG" | _filter_qemu_io
> > > $QEMU_IO -c "write 5G 1k" "$TEST_IMG" | _filter_qemu_io
> >
> > Looks good. Another test that pokes at guessed locations... :-)
>
> Actually, no. These are writes on the format, not the file itself. The
> monolithicSparse subformat will store everything in a single file,
> whereas twoGbMaxExtentSparse will create one file per 2 GB of guest
> disk. So the locations are chosen accordingly to that 2 GB limit ((1)
> something somewhere in the first extent, (2) something that wraps around
> the first 2 GB limit, so hits extents #0 and #1, and (3) something in
> the middle of extent #2.)
>
> (The following qemu-img map call then verifies that it lands in the
> different files for twoGbMaxExtentSparse, and that monolithicSparse is
> at least indeed sparsely allocated.)
>
> Max
Good to know, I missed this one.
Best regards,
Maxim Levitsky
next prev parent reply other threads:[~2019-11-07 9:54 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-15 14:27 [PATCH v2 00/21] iotests: Allow ./check -o data_file Max Reitz
2019-10-15 14:27 ` [PATCH v2 01/21] iotests/qcow2.py: Add dump-header-exts Max Reitz
2019-11-06 15:37 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 02/21] iotests/qcow2.py: Split feature fields into bits Max Reitz
2019-11-06 15:37 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 03/21] iotests: Add _filter_json_filename Max Reitz
2019-11-06 15:44 ` Maxim Levitsky
2019-11-07 8:59 ` Max Reitz
2019-11-07 10:01 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 04/21] iotests: Filter refcount_order in 036 Max Reitz
2019-11-06 15:45 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 05/21] iotests: Replace IMGOPTS by _unsupported_imgopts Max Reitz
2019-11-06 15:45 ` Maxim Levitsky
2019-11-07 9:08 ` Max Reitz
2019-11-07 9:56 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 06/21] iotests: Drop compat=1.1 in 050 Max Reitz
2019-10-15 14:27 ` [PATCH v2 07/21] iotests: Let _make_test_img parse its parameters Max Reitz
2019-10-15 14:27 ` [PATCH v2 08/21] iotests: Add -o and --no-opts to _make_test_img Max Reitz
2019-10-15 14:27 ` [PATCH v2 09/21] iotests: Inject space into -ocompat=0.10 in 051 Max Reitz
2019-10-15 14:27 ` [PATCH v2 10/21] iotests: Replace IMGOPTS= by -o Max Reitz
2019-11-06 15:47 ` Maxim Levitsky
2019-11-07 9:20 ` Max Reitz
2019-11-07 9:52 ` Maxim Levitsky [this message]
2019-10-15 14:27 ` [PATCH v2 11/21] iotests: Replace IMGOPTS='' by --no-opts Max Reitz
2019-10-15 14:27 ` [PATCH v2 12/21] iotests: Drop IMGOPTS use in 267 Max Reitz
2019-11-06 15:50 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 13/21] iotests: Avoid qemu-img create Max Reitz
2019-10-15 14:27 ` [PATCH v2 14/21] iotests: Use _rm_test_img for deleting test images Max Reitz
2019-11-06 15:47 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 15/21] iotests: Avoid cp/mv of " Max Reitz
2019-10-15 14:27 ` [PATCH v2 16/21] iotests: Make 091 work with data_file Max Reitz
2019-11-06 15:50 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 17/21] iotests: Make 110 " Max Reitz
2019-11-06 15:50 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 18/21] iotests: Make 137 " Max Reitz
2019-11-06 15:51 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 19/21] iotests: Make 198 " Max Reitz
2019-11-06 15:51 ` Maxim Levitsky
2019-10-15 14:27 ` [PATCH v2 20/21] iotests: Disable data_file where it cannot be used Max Reitz
2019-11-06 15:52 ` Maxim Levitsky
2019-11-07 11:36 ` Max Reitz
2019-11-07 15:19 ` Maxim Levitsky
2019-11-07 16:55 ` Max Reitz
2019-10-15 14:27 ` [PATCH v2 21/21] iotests: Allow check -o data_file Max Reitz
2019-11-06 15:52 ` Maxim Levitsky
2019-10-16 0:19 ` [PATCH v2 00/21] iotests: Allow ./check " no-reply
2019-10-16 7:18 ` Max Reitz
2019-11-06 15:52 ` Maxim Levitsky
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