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fe609141a8
Add 'can_use_16T' to detect systems where we could safely use 16T devices without causing system deadlocks. 16T size leads on those to endless loops in udevd - it calls blkid which tries cached read from such device - this ends in endless loop. Related problems: https://bugzilla.redhat.com/show_bug.cgi?id=1015028
75 lines
2.0 KiB
Bash
75 lines
2.0 KiB
Bash
#!/bin/sh
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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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# 'Exercise some lvcreate diagnostics'
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. lib/test
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# FIXME update test to make something useful on <16T
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aux can_use_16T || skip
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aux target_at_least dm-raid 1 1 0 || skip
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aux prepare_vg 5
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lvcreate -s -l 20%FREE -n $lv1 $vg --virtualsize 256T
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lvcreate -s -l 20%FREE -n $lv2 $vg --virtualsize 256T
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lvcreate -s -l 20%FREE -n $lv3 $vg --virtualsize 256T
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lvcreate -s -l 20%FREE -n $lv4 $vg --virtualsize 256T
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lvcreate -s -l 20%FREE -n $lv5 $vg --virtualsize 256T
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#FIXME this should be 1024T
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#check lv_field $vg/$lv size "128.00m"
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aux extend_filter_LVMTEST
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pvcreate $DM_DEV_DIR/$vg/$lv[12345]
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vgcreate $vg1 $DM_DEV_DIR/$vg/$lv[12345]
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# bz837927 START
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#
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# Create large RAID LVs
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#
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# We need '--nosync' or our virtual devices won't work
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lvcreate --type raid1 -m 1 -L 200T -n $lv1 $vg1 --nosync
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check lv_field $vg1/$lv1 size "200.00t"
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lvremove -ff $vg1
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for segtype in raid4 raid5 raid6; do
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lvcreate --type $segtype -i 3 -L 750T -n $lv1 $vg1 --nosync
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check lv_field $vg1/$lv1 size "750.00t"
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lvremove -ff $vg1
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done
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#
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# Convert large linear to RAID1 (belong in different test script?)
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#
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lvcreate -aey -L 200T -n $lv1 $vg1
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# Need to deactivate or the up-convert will start sync'ing
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lvchange -an $vg1/$lv1
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lvconvert --type raid1 -m 1 $vg1/$lv1
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check lv_field $vg1/$lv1 size "200.00t"
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lvremove -ff $vg1
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#
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# Extending large RAID LV (belong in different script?)
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#
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lvcreate --type raid1 -m 1 -L 200T -n $lv1 $vg1 --nosync
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check lv_field $vg1/$lv1 size "200.00t"
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lvextend -L +200T $vg1/$lv1
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check lv_field $vg1/$lv1 size "400.00t"
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lvremove -ff $vg1
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# bz837927 END
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lvremove -ff $vg
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