1#!/bin/bash 2# SPDX-License-Identifier: GPL-2.0 3 4. "$(cd "$(dirname "$0")" && pwd)"/test_common.sh 5TID="stress_05" 6ERR_CODE=0 7 8if ! _have_program fio; then 9 exit "$UBLK_SKIP_CODE" 10fi 11 12run_io_and_remove() 13{ 14 local size=$1 15 local dev_id 16 local dev_pid 17 shift 1 18 19 dev_id=$(_add_ublk_dev "$@") 20 _check_add_dev $TID $? 21 22 [ "$UBLK_TEST_QUIET" -eq 0 ] && echo "run ublk IO vs. remove device(ublk add $*)" 23 24 fio --name=job1 --filename=/dev/ublkb"${dev_id}" --ioengine=libaio \ 25 --rw=readwrite --iodepth=128 --size="${size}" --numjobs=4 \ 26 --runtime=40 --time_based > /dev/null 2>&1 & 27 sleep 4 28 29 dev_pid=$(_get_ublk_daemon_pid "$dev_id") 30 kill -9 "$dev_pid" 31 32 if ! __remove_ublk_dev_return "${dev_id}"; then 33 echo "delete dev ${dev_id} failed" 34 return 255 35 fi 36} 37 38ublk_io_and_remove() 39{ 40 run_io_and_remove "$@" 41 ERR_CODE=$? 42 if [ ${ERR_CODE} -ne 0 ]; then 43 echo "$TID failure: $*" 44 _show_result $TID $ERR_CODE 45 fi 46} 47 48_prep_test "stress" "run IO and remove device with recovery enabled" 49 50_create_backfile 0 256M 51_create_backfile 1 256M 52 53for reissue in $(seq 0 1); do 54 ublk_io_and_remove 8G -t null -q 4 -g -r 1 -i "$reissue" & 55 ublk_io_and_remove 256M -t loop -q 4 -g -r 1 -i "$reissue" "${UBLK_BACKFILES[0]}" & 56 wait 57done 58 59if _have_feature "ZERO_COPY"; then 60 for reissue in $(seq 0 1); do 61 ublk_io_and_remove 8G -t null -q 4 -g -z -r 1 -i "$reissue" & 62 ublk_io_and_remove 256M -t loop -q 4 -g -z -r 1 -i "$reissue" "${UBLK_BACKFILES[1]}" & 63 wait 64 done 65fi 66 67if _have_feature "AUTO_BUF_REG"; then 68 for reissue in $(seq 0 1); do 69 ublk_io_and_remove 8G -t null -q 4 -g --auto_zc -r 1 -i "$reissue" & 70 ublk_io_and_remove 256M -t loop -q 4 -g --auto_zc -r 1 -i "$reissue" "${UBLK_BACKFILES[1]}" & 71 ublk_io_and_remove 8G -t null -q 4 -g -z --auto_zc --auto_zc_fallback -r 1 -i "$reissue" & 72 wait 73 done 74fi 75 76if _have_feature "PER_IO_DAEMON"; then 77 ublk_io_and_remove 8G -t null -q 4 --nthreads 8 --per_io_tasks -r 1 -i "$reissue" & 78 ublk_io_and_remove 256M -t loop -q 4 --nthreads 8 --per_io_tasks -r 1 -i "$reissue" "${UBLK_BACKFILES[0]}" & 79 ublk_io_and_remove 8G -t null -q 4 --nthreads 8 --per_io_tasks -r 1 -i "$reissue" & 80fi 81wait 82 83_cleanup_test "stress" 84_show_result $TID $ERR_CODE 85