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git://sourceware.org/git/lvm2.git
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74 lines
1.7 KiB
Bash
74 lines
1.7 KiB
Bash
#!/usr/bin/env bash
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# Copyright (C) 2017 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, MA2110-1301 USA
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SKIP_WITH_LVMLOCKD=1
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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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# Test reshaping under io load
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# FIXME: This test requires 3GB in /dev/shm!
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test $(aux total_mem) -gt $((4096*1024)) || skip
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which mkfs.ext4 || skip
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aux have_raid 1 13 2 || skip
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mount_dir="mnt"
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cleanup_mounted_and_teardown()
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{
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umount "$mount_dir" || true
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aux teardown
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}
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aux prepare_pvs 16 32
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get_devs
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vgcreate -s 1M "$vg" "${DEVICES[@]}"
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trap 'cleanup_mounted_and_teardown' EXIT
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# Create 13-way striped raid5 (14 legs total)
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lvcreate --yes --type raid5_ls --stripes 13 -L190M -n$lv1 $vg
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check lv_first_seg_field $vg/$lv1 segtype "raid5_ls"
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check lv_first_seg_field $vg/$lv1 data_stripes 13
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check lv_first_seg_field $vg/$lv1 stripes 14
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echo y|mkfs -t ext4 /dev/$vg/$lv1
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aux wait_for_sync $vg $lv1
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mkdir -p $mount_dir
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mount "$DM_DEV_DIR/$vg/$lv1" $mount_dir
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mkdir -p $mount_dir/1 $mount_dir/2
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aux delay_dev "$dev2" 0 100
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echo 3 >/proc/sys/vm/drop_caches
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cp -r /usr/bin $mount_dir/1 >/dev/null 2>/dev/null &
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cp -r /usr/bin $mount_dir/2 >/dev/null 2>/dev/null &
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sync &
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# Reshape it to 256K stripe size
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lvconvert --yes --stripesize 256 $vg/$lv1
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aux delay_dev "$dev2" 0 0
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check lv_first_seg_field $vg/$lv1 stripesize "256.00k"
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kill -9 %%
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wait
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umount $mount_dir
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fsck -fn "$DM_DEV_DIR/$vg/$lv1"
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vgremove -ff $vg
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