diff options
Diffstat (limited to '')
-rwxr-xr-x | qa/workunits/rbd/qos.sh | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/qa/workunits/rbd/qos.sh b/qa/workunits/rbd/qos.sh new file mode 100755 index 000000000..feb1d5144 --- /dev/null +++ b/qa/workunits/rbd/qos.sh @@ -0,0 +1,90 @@ +#!/bin/sh -ex + +POOL=rbd +IMAGE=test$$ +IMAGE_SIZE=1G +TOLERANCE_PRCNT=10 + +rbd_bench() { + local image=$1 + local type=$2 + local total=$3 + local qos_type=$4 + local qos_limit=$5 + local iops_var_name=$6 + local bps_var_name=$7 + local timeout=$8 + local timeout_cmd="" + + if [ -n "${timeout}" ]; then + timeout_cmd="timeout --preserve-status ${timeout}" + fi + + # parse `rbd bench` output for string like this: + # elapsed: 25 ops: 2560 ops/sec: 100.08 bytes/sec: 409.13 MiB + iops_bps=$(${timeout_cmd} rbd bench "${image}" \ + --io-type ${type} --io-size 4K \ + --io-total ${total} --rbd-cache=false \ + --rbd_qos_${qos_type}_limit ${qos_limit} | + awk '/elapsed:.* GiB/ {print int($6) ":" int($8) * 1024 * 1024 * 1024} + /elapsed:.* MiB/ {print int($6) ":" int($8) * 1024 * 1024} + /elapsed:.* KiB/ {print int($6) ":" int($8) * 1024} + /elapsed:.* B/ {print int($6) ":" int($8)}') + eval ${iops_var_name}=${iops_bps%:*} + eval ${bps_var_name}=${iops_bps#*:} +} + +rbd create "${POOL}/${IMAGE}" -s ${IMAGE_SIZE} +rbd bench "${POOL}/${IMAGE}" --io-type write --io-size 4M --io-total ${IMAGE_SIZE} + +rbd_bench "${POOL}/${IMAGE}" write ${IMAGE_SIZE} iops 0 iops bps 60 +iops_unlimited=$iops +bps_unlimited=$bps + +test "${iops_unlimited}" -ge 20 || exit 0 + +io_total=$((bps_unlimited * 30)) + +rbd_bench "${POOL}/${IMAGE}" write ${io_total} iops $((iops_unlimited / 2)) iops bps +test "${iops}" -le $((iops_unlimited / 2 * (100 + TOLERANCE_PRCNT) / 100)) + +rbd_bench "${POOL}/${IMAGE}" write ${io_total} write_iops $((iops_unlimited / 2)) iops bps +test "${iops}" -le $((iops_unlimited / 2 * (100 + TOLERANCE_PRCNT) / 100)) + +rbd_bench "${POOL}/${IMAGE}" write ${io_total} bps $((bps_unlimited / 2)) iops bps +test "${bps}" -le $((bps_unlimited / 2 * (100 + TOLERANCE_PRCNT) / 100)) + +rbd_bench "${POOL}/${IMAGE}" write ${io_total} write_bps $((bps_unlimited / 2)) iops bps +test "${bps}" -le $((bps_unlimited / 2 * (100 + TOLERANCE_PRCNT) / 100)) + +rbd_bench "${POOL}/${IMAGE}" read ${io_total} iops 0 iops bps +iops_unlimited=$iops +bps_unlimited=$bps + +test "${iops_unlimited}" -ge 20 || exit 0 + +io_total=$((bps_unlimited * 30)) + +rbd_bench "${POOL}/${IMAGE}" read ${io_total} iops $((iops_unlimited / 2)) iops bps +test "${iops}" -le $((iops_unlimited / 2 * (100 + TOLERANCE_PRCNT) / 100)) + +rbd_bench "${POOL}/${IMAGE}" read ${io_total} read_iops $((iops_unlimited / 2)) iops bps +test "${iops}" -le $((iops_unlimited / 2 * (100 + TOLERANCE_PRCNT) / 100)) + +rbd_bench "${POOL}/${IMAGE}" read ${io_total} bps $((bps_unlimited / 2)) iops bps +test "${bps}" -le $((bps_unlimited / 2 * (100 + TOLERANCE_PRCNT) / 100)) + +rbd_bench "${POOL}/${IMAGE}" read ${io_total} read_bps $((bps_unlimited / 2)) iops bps +test "${bps}" -le $((bps_unlimited / 2 * (100 + TOLERANCE_PRCNT) / 100)) + +# test a config override is applied +rbd config image set "${POOL}/${IMAGE}" rbd_qos_iops_limit $((iops_unlimited / 4)) +rbd_bench "${POOL}/${IMAGE}" read ${io_total} iops $((iops_unlimited / 2)) iops bps +test "${iops}" -le $((iops_unlimited / 4 * (100 + TOLERANCE_PRCNT) / 100)) +rbd config image remove "${POOL}/${IMAGE}" rbd_qos_iops_limit +rbd_bench "${POOL}/${IMAGE}" read ${io_total} iops $((iops_unlimited / 2)) iops bps +test "${iops}" -le $((iops_unlimited / 2 * (100 + TOLERANCE_PRCNT) / 100)) + +rbd rm "${POOL}/${IMAGE}" + +echo OK |