mirror of
https://github.com/ceph/ceph
synced 2024-12-28 22:43:29 +00:00
61 lines
1.4 KiB
Bash
Executable File
61 lines
1.4 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
set -ex
|
|
|
|
max=20
|
|
size=1500
|
|
|
|
iosize=16384
|
|
iototal=16384000
|
|
iothreads=16
|
|
|
|
parent=`uuidgen`"-parent"
|
|
src=`uuidgen`"-src";
|
|
dst=`uuidgen`"-dst";
|
|
|
|
function cleanup() {
|
|
rbd snap purge $src || :
|
|
rbd rm $src || :
|
|
rbd snap purge $dst || :
|
|
rbd rm $dst || :
|
|
rbd snap unprotect $parent --snap parent || :
|
|
rbd snap purge $parent || :
|
|
rbd rm $parent || :
|
|
}
|
|
trap cleanup EXIT
|
|
|
|
# start from a clone
|
|
rbd create $parent --size $size --image-format 2 --stripe-count 8 --stripe-unit 65536
|
|
rbd bench --io-type write $parent --io-size $iosize --io-threads $iothreads --io-total $iototal --io-pattern rand
|
|
rbd snap create $parent --snap parent
|
|
rbd snap protect $parent --snap parent
|
|
rbd clone $parent@parent $src --stripe-count 4 --stripe-unit 262144
|
|
rbd create $dst --size $size --image-format 2 --order 19
|
|
|
|
# mirror for a while
|
|
for s in `seq 1 $max`; do
|
|
rbd snap create $src --snap=snap$s
|
|
rbd export-diff $src@snap$s - $lastsnap | rbd import-diff - $dst &
|
|
rbd bench --io-type write $src --io-size $iosize --io-threads $iothreads --io-total $iototal --io-pattern rand &
|
|
wait
|
|
lastsnap="--from-snap snap$s"
|
|
done
|
|
|
|
#trap "" EXIT
|
|
#exit 0
|
|
|
|
# validate
|
|
for s in `seq 1 $max`; do
|
|
ssum=`rbd export $src@snap$s - | md5sum`
|
|
dsum=`rbd export $dst@snap$s - | md5sum`
|
|
if [ "$ssum" != "$dsum" ]; then
|
|
echo different sum at snap$s
|
|
exit 1
|
|
fi
|
|
done
|
|
|
|
cleanup
|
|
trap "" EXIT
|
|
|
|
echo OK
|
|
|