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tests: tune usage of smaller metadata

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While the previous commit c9b40083fc34b5e2a1bfc7b251b38c0b8737483f
decresed version to 1.19 for using bigger datasets,  it's not
been quite right - so from our bb machine it looks like
bigger metadata consumption started with 1.19 and kernel 4.18
(fc27)
This commit is contained in:
Zdenek Kabelac 2020-09-12 19:06:05 +02:00
parent 1005fd7b06
commit 9c0d11ecc9
1 changed files with 9 additions and 2 deletions
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11
test/shell/lvextend-thin-metadata-dmeventd.sh
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@ -19,6 +19,13 @@ export LVM_TEST_THIN_REPAIR_CMD=${LVM_TEST_THIN_REPAIR_CMD-/bin/false}
. lib/inittest
# With thin-pool version >= 1.19 and kernel >= 4.18
# slightly less metadata can fit.
BIG_DATA="generate_more_metadata"
aux target_at_least dm-thin-pool 1 19 0 && \
aux kernel_at_least 4 18 0 && BIG_DATA=""
meta_percent_() {
get lv_field $vg/pool metadata_percent | cut -d. -f1
}
@ -91,7 +98,7 @@ lvchange -an $vg/pool
# Consume more then (100% - 4MiB) out of 32MiB metadata volume (>87.5%)
# (Test for less than 4MiB free space in metadata, which is less than 25%)
DATA=7200 # Newer version of thin-pool have hidden reserve, so use lower value
aux target_at_least dm-thin-pool 1 19 0 || DATA=7400
test -z "$BIG_DATA" || DATA=7400
fake_metadata_ "$DATA" 2 >data
"$LVM_TEST_THIN_RESTORE_CMD" -i data -o "$DM_DEV_DIR/mapper/$vg-$lv2"
# Swap volume with restored fake metadata
@ -177,7 +184,7 @@ lvchange -an $vg
#
DATA=300 # Newer version of thin-pool have hidden reserve, so use lower value
aux target_at_least dm-thin-pool 1 19 0 || DATA=350
test -z "$BIG_DATA" || DATA=350
fake_metadata_ $DATA 2 >data
lvchange -ay $vg/$lv1
"$LVM_TEST_THIN_RESTORE_CMD" -i data -o "$DM_DEV_DIR/mapper/$vg-$lv1"