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64 lines
1.7 KiB
Bash
64 lines
1.7 KiB
Bash
#!/bin/sh
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# Copyright (C) 2016 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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# Test autoextension of thin data volume
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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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# As we check for 'instant' reaction
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# retry only few times
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test_equal_() {
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for i in $(seq 1 4) ; do
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test "$(get lv_field $vg/pool data_percent)" = "$1" || return
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sleep 1
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done
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}
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aux have_thin 1 10 0 || skip
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aux prepare_dmeventd
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aux lvmconf "activation/thin_pool_autoextend_percent = 10" \
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"activation/thin_pool_autoextend_threshold = 75"
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aux prepare_pvs 3 256
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vgcreate -s 256K $vg $(cat DEVICES)
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lvcreate -L1M -c 64k -T $vg/pool
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lvcreate -V1M $vg/pool -n $lv1
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# Fill exactly 75%
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dd if=/dev/zero of="$DM_DEV_DIR/mapper/$vg-$lv1" bs=786432c count=1 conv=fdatasync
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# when everything calcs correctly thin-pool should be exactly 75% full now
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# and the size should not have changed
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pre="75.00"
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test_equal_ $pre || die "Data percentage has changed!"
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# Now triger allocation of 1 extra pool chunk
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dd if=/dev/zero of="$DM_DEV_DIR/mapper/$vg-$lv1" bs=1c count=1 seek=786433 conv=fdatasync
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lvs -a -o+chunksize $vg
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dmsetup table
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dmsetup status
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# If the watermark works well - dmeventd should have already resized data LV
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test_equal_ $pre && die "Data percentage has NOT changed!"
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vgremove -f $vg
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