mirror of
git://sourceware.org/git/lvm2.git
synced 2024-12-29 15:22:30 +03:00
63 lines
1.7 KiB
Bash
63 lines
1.7 KiB
Bash
#!/usr/bin/env bash
|
|
|
|
# Copyright (C) 2016-2017 Red Hat, Inc. All rights reserved.
|
|
#
|
|
# This copyrighted material is made available to anyone wishing to use,
|
|
# modify, copy, or redistribute it subject to the terms and conditions
|
|
# of the GNU General Public License v.2.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program; if not, write to the Free Software Foundation,
|
|
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
|
|
# Exercise number of cache chunks in cache pool
|
|
# Skips creation of real cached device for older cache targets...
|
|
|
|
|
|
SKIP_WITH_LVMPOLLD=1
|
|
|
|
. lib/inittest
|
|
|
|
aux have_cache 1 3 0 || skip
|
|
|
|
aux prepare_vg 2 1000000
|
|
|
|
# Really large cache pool data LV
|
|
lvcreate -L1T -n cpool $vg
|
|
|
|
# Works and pick higher chunks size then default
|
|
lvconvert -y --type cache-pool $vg/cpool
|
|
|
|
# Check chunk size in sectors is more then 512K
|
|
test "$(get lv_field "$vg/cpool" chunk_size --units s --nosuffix)" -gt 1000
|
|
|
|
lvcreate -L1M -n $lv1 $vg
|
|
|
|
# Not let pass small chunks when caching origin
|
|
fail lvconvert -y -H --chunksize 128K --cachepool $vg/cpool $vg/$lv1 >out 2>&1
|
|
cat out
|
|
grep "too small chunk size" out
|
|
|
|
# Thought 2M is valid
|
|
if aux have_cache 1 8 0 ; then
|
|
# Without SMQ we run out of kernel memory easily
|
|
lvconvert -y -H --chunksize 2M --cachepool $vg/cpool $vg/$lv1
|
|
fi
|
|
|
|
lvremove -f $vg
|
|
|
|
###
|
|
|
|
# Really large cache pool data LV
|
|
lvcreate -L1T -n cpool $vg
|
|
# Not allowed to create more then 10e6 chunks
|
|
fail lvconvert -y --type cache-pool --chunksize 128K $vg/cpool
|
|
|
|
if aux have_cache 1 8 0 ; then
|
|
# Let operation pass when max_chunk limit is raised
|
|
lvconvert -y --type cache-pool --chunksize 128K $vg/cpool \
|
|
--config 'allocation/cache_pool_max_chunks=10000000'
|
|
fi
|
|
|
|
vgremove -f $vg
|