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git://sourceware.org/git/lvm2.git
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e587b0677b
See doc/lvmpolld_overview.txt
73 lines
1.6 KiB
Bash
73 lines
1.6 KiB
Bash
#!/bin/bash
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# Copyright (C) 2012 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# no automatic extensions, just umount
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is_dir_mounted_()
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{
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cat /proc/mounts | sed 's:\\040: :g' | grep "$1"
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}
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. lib/inittest
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test -e LOCAL_LVMPOLLD && skip
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#
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# Main
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#
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which mkfs.ext2 || skip
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aux have_thin 1 0 0 || skip
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aux prepare_dmeventd
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aux lvmconf "activation/thin_pool_autoextend_percent = 0" \
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"activation/thin_pool_autoextend_threshold = 70"
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aux prepare_vg 2
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mntdir="${PREFIX}mnt with space"
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mntusedir="${PREFIX}mntuse"
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lvcreate -L8M -V8M -n $lv1 -T $vg/pool
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lvcreate -V8M -n $lv2 -T $vg/pool
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mkfs.ext2 "$DM_DEV_DIR/$vg/$lv1"
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mkfs.ext2 "$DM_DEV_DIR/$vg/$lv2"
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lvchange --monitor y $vg/pool
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mkdir "$mntdir" "$mntusedir"
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mount "$DM_DEV_DIR/mapper/$vg-$lv1" "$mntdir"
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mount "$DM_DEV_DIR/mapper/$vg-$lv2" "$mntusedir"
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is_dir_mounted_ "$mntdir"
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# fill above 70%
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dd if=/dev/zero of="$mntdir/file$$" bs=1M count=6
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touch "$mntusedir/file$$"
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tail -f "$mntusedir/file$$" &
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PID_TAIL=$!
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sync
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lvs -a $vg
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sleep 12 # dmeventd only checks every 10 seconds :(
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lvs -a $vg
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# both dirs should be unmounted
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not is_dir_mounted "$mntdir"
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not is_dir_mounted "$mntusedir"
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# running tail keeps the block device still in use
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kill $PID_TAIL
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lvs -a $vg
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vgremove -f $vg
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