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80 lines
2.7 KiB
Bash
80 lines
2.7 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2014 Red Hat, Inc. All rights reserved.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions
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# of the GNU General Public License v.2.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# test thin profile functionality
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#
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SKIP_WITH_LVMLOCKD=1
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SKIP_WITH_LVMPOLLD=1
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export LVM_TEST_THIN_REPAIR_CMD=${LVM_TEST_THIN_REPAIR_CMD-/bin/false}
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. lib/inittest
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DEV_SIZE=32
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# check we have thinp support compiled in
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aux have_thin 1 0 0 || skip
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aux prepare_profiles "thin-performance"
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# Create scsi debug dev with sector size of 4096B and 1MiB optimal_io_size
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aux prepare_scsi_debug_dev $DEV_SIZE sector_size=4096 opt_blks=256 || skip
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EXPECT=1048576
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check sysfs "$(< SCSI_DEBUG_DEV)" queue/optimal_io_size "$EXPECT"
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aux prepare_pvs 1 "$DEV_SIZE"
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# Check we are not running on buggy kernel (broken lcm())
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# If so, turn chunk_size test into 'should'
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SHOULD=""
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check sysfs "$dev1" queue/optimal_io_size "$EXPECT" || SHOULD=should
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vgcreate $vg "$dev1"
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# By default, "generic" policy is used to
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# calculate chunk size which is 64KiB by default
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# or minimum_io_size if it's higher. Also, zeroing is used
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# under default operation.
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lvcreate -L8m -T $vg/pool_generic
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check lv_field $vg/pool_generic profile ""
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check lv_field $vg/pool_generic chunk_size 64.00k
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check lv_field $vg/pool_generic zero "zero"
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# If "thin-performance" profile is used, the "performance"
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# policy is used to calculate chunk size which is 512KiB
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# or optimal_io_suize if it's higher. Our test device has
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# 1MiB, so that should be used. Also, zeroing is not used
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# under "thin-perforance" profile.
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lvcreate --profile thin-performance -L8m -T $vg/pool_performance
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check lv_field $vg/pool_performance profile "thin-performance"
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$SHOULD check lv_field $vg/pool_performance chunk_size 1.00m
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check lv_field $vg/pool_performance zero ""
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vgremove -ff $vg
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if test -d "$DM_DEV_DIR/$vg" ; then
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should not echo "Udev has left \"$DM_DEV_DIR/$vg\"!"
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rm -rf "${DM_DEV_DIR:?/dev}/$vg"
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fi
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# The profile must be also applied if using the profile
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# for the whole VG - any LVs inherit this profile then.
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vgcreate --profile thin-performance $vg "$dev1"
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lvcreate -L8m -T $vg/pool_performance_inherited
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# ...the LV does not have the profile attached, but VG does!
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check vg_field $vg profile "thin-performance"
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check lv_field $vg/pool_performance_inherited profile ""
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$SHOULD check lv_field $vg/pool_performance_inherited chunk_size 1.00m
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check lv_field $vg/pool_performance_inherited zero ""
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vgremove -ff $vg
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