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214235367b
Tests that want to use lvcreate to create a new origin LV and then combine it with an existing cache pool to create a cache LV.
143 lines
4.1 KiB
Bash
143 lines
4.1 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, MA 02110-1301 USA
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# Exercise obtaining cache parameter from various sources
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# Either commmand line or metadata profile or implicit default...
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SKIP_WITH_LVMPOLLD=1
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. lib/inittest
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aux have_cache 1 8 0 || skip
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PDIR="$LVM_SYSTEM_DIR/profile"
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PFILE="cache-test"
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aux prepare_profiles
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cat <<EOF > "$PDIR/${PFILE}.profile"
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allocation {
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cache_pool_chunk_size = 128
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cache_mode = "writeback"
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cache_policy = "mq"
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cache_metadata_format = 1
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cache_settings {
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smq {
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sequential_threshold = 300
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random_threshold = 500
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}
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mq {
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}
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mq {
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sequential_threshold = 100
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random_threshold = 200
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}
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}
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}
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EOF
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cat <<EOF > "$PDIR/${PFILE}1.profile"
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allocation {
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cache_pool_chunk_size = 512
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cache_mode = "passthrough"
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cache_policy = "smq"
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cache_metadata_format = 1
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}
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EOF
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aux prepare_vg 2 1000000
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# Check chunk_size is grabbed from configuration
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lvcreate -L1G --config 'allocation/cache_pool_chunk_size=512' --type cache-pool $vg/cpool
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check lv_field $vg/cpool chunksize "512.00k"
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# Check chunk_size can be overruled when caching LV.
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lvcreate -H --chunksize 128K -L10 --cachepool $vg/cpool -n $lv1
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check lv_field $vg/$lv1 chunksize "128.00k"
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lvremove -f $vg
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# Check chunk_size is grabbed from metadata profile
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lvcreate -L1G --metadataprofile $PFILE --type cache-pool $vg/cpool
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#lvcreate -L1G --commandprofile $PFILE --type cache-pool $vg/cpool
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# profile name is stored with cache-pool
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check lv_field $vg/cpool profile "$PFILE"
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# cache chunk size is selected and stored on creation time
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check lv_field $vg/cpool chunksize "128.00k"
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# cache metadata format is not stored with cache-pool
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check lv_field $vg/cpool cachemetadataformat ""
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# cache mode is not stored with cache-pool
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check lv_field $vg/cpool cachemode ""
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# cache policy is not stored with cache-pool
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check lv_field $vg/cpool cachepolicy ""
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# cache settings are not stored with cache-pool
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check lv_field $vg/cpool cachesettings ""
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lvcreate -L10 -n $lv1 $vg
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lvconvert --metadataprofile "${PFILE}1" -y -H --cachepool $vg/cpool $vg/$lv1
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# chunk size 128k is replace with 512k from PFILE1
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check lv_field $vg/$lv1 chunksize "512.00k"
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# cachemode is from PFILE1
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check lv_field $vg/$lv1 cachemode "passthrough"
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lvremove -f $vg
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lvcreate -L1G --metadataprofile "$PFILE" --type cache-pool $vg/cpool
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lvcreate -H -L10 -n $lv1 --cachepool $vg/cpool
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# profile name is stored with cache
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check lv_field $vg/$lv1 profile "$PFILE"
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# cache chunk size is selected and stored on creation time
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check lv_field $vg/$lv1 chunksize "128.00k"
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# cache metadata format is stored with cache
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check lv_field $vg/$lv1 cachemetadataformat "1"
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# cache mode is stored with cache
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check lv_field $vg/$lv1 cachemode "writeback"
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# cache policy is stored with cache
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check lv_field $vg/$lv1 cachepolicy "mq"
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# cache settings are stored with cache
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check lv_field $vg/$lv1 cachesettings "sequential_threshold=100,random_threshold=200"
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lvremove -f $vg
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#####
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lvcreate -L1G --metadataprofile "$PFILE" --type cache-pool $vg/cpool
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lvcreate --cachesettings 'sequential_threshold=300' -H -L10 -n $lv1 --cachepool $vg/cpool
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check lv_field $vg/$lv1 profile "$PFILE"
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check lv_field $vg/$lv1 cachesettings "sequential_threshold=300"
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lvremove -f $vg
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#####
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lvcreate -L1G --metadataprofile "$PFILE" --type cache-pool $vg/cpool
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lvcreate --chunksize 256 -H -L10 -n $lv1 --cachepool $vg/cpool
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check lv_field $vg/$lv1 cachemode "writeback"
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check lv_field $vg/$lv1 chunksize "256.00k"
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lvremove -f $vg
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#####
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lvcreate -L1G --metadataprofile "$PFILE" --type cache-pool $vg/cpool
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lvcreate --metadataprofile "${PFILE}1" -H -L10 -n $lv1 --cachepool $vg/cpool
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check lv_field $vg/$lv1 chunksize "512.00k"
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check lv_field $vg/$lv1 cachemode "passthrough"
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lvremove -f $vg
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#lvs -a -o+chunksize,cachemode,cachemetadataformat,cachepolicy,cachesettings $vg
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vgremove -ff $vg
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