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Fri, 11 Apr 2025 22:31:34 -0400 X-MC-Unique: Grm1sXLOMhaaVo9XepU2oQ-1 X-Mimecast-MFC-AGG-ID: Grm1sXLOMhaaVo9XepU2oQ_1744425093 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 7AA3519560B3; Sat, 12 Apr 2025 02:31:33 +0000 (UTC) Received: from localhost (unknown [10.72.116.41]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 9F86A180174E; Sat, 12 Apr 2025 02:31:32 +0000 (UTC) From: Ming Lei To: Jens Axboe , linux-block@vger.kernel.org Cc: Caleb Sander Mateos , Uday Shankar , Ming Lei Subject: [PATCH V2 12/13] selftests: ublk: add test_stress_05.sh Date: Sat, 12 Apr 2025 10:30:28 +0800 Message-ID: <20250412023035.2649275-13-ming.lei@redhat.com> In-Reply-To: <20250412023035.2649275-1-ming.lei@redhat.com> References: <20250412023035.2649275-1-ming.lei@redhat.com> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 Add test_stress_05.sh for covering removing device with recovery enabled. io-hang has been observed with the following patch: https://lore.kernel.org/linux-block/20250403-ublk_timeout-v3-1-aa09f76c7451@purestorage.com/ Signed-off-by: Ming Lei --- tools/testing/selftests/ublk/Makefile | 1 + .../testing/selftests/ublk/test_stress_05.sh | 64 +++++++++++++++++++ 2 files changed, 65 insertions(+) create mode 100755 tools/testing/selftests/ublk/test_stress_05.sh diff --git a/tools/testing/selftests/ublk/Makefile b/tools/testing/selftests/ublk/Makefile index d93373384e93..dddc64036aa1 100644 --- a/tools/testing/selftests/ublk/Makefile +++ b/tools/testing/selftests/ublk/Makefile @@ -25,6 +25,7 @@ TEST_PROGS += test_stress_01.sh TEST_PROGS += test_stress_02.sh TEST_PROGS += test_stress_03.sh TEST_PROGS += test_stress_04.sh +TEST_PROGS += test_stress_05.sh TEST_GEN_PROGS_EXTENDED = kublk diff --git a/tools/testing/selftests/ublk/test_stress_05.sh b/tools/testing/selftests/ublk/test_stress_05.sh new file mode 100755 index 000000000000..a7071b10224d --- /dev/null +++ b/tools/testing/selftests/ublk/test_stress_05.sh @@ -0,0 +1,64 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +. "$(cd "$(dirname "$0")" && pwd)"/test_common.sh +TID="stress_05" +ERR_CODE=0 + +run_io_and_remove() +{ + local size=$1 + local dev_id + local dev_pid + shift 1 + + dev_id=$(_add_ublk_dev "$@") + _check_add_dev $TID $? + + [ "$UBLK_TEST_QUIET" -eq 0 ] && echo "run ublk IO vs. remove device(ublk add $*)" + + fio --name=job1 --filename=/dev/ublkb"${dev_id}" --ioengine=libaio \ + --rw=readwrite --iodepth=128 --size="${size}" --numjobs=4 \ + --runtime=40 --time_based > /dev/null 2>&1 & + sleep 4 + + dev_pid=$(_get_ublk_daemon_pid "$dev_id") + kill -9 "$dev_pid" + + if ! __remove_ublk_dev_return "${dev_id}"; then + echo "delete dev ${dev_id} failed" + return 255 + fi +} + +ublk_io_and_remove() +{ + run_io_and_remove "$@" + ERR_CODE=$? + if [ ${ERR_CODE} -ne 0 ]; then + echo "$TID failure: $*" + _show_result $TID $ERR_CODE + fi +} + +_prep_test "stress" "run IO and remove device with recovery enabled" + +_create_backfile 0 256M +_create_backfile 1 256M + +for reissue in $(seq 0 1); do + ublk_io_and_remove 8G -t null -q 4 -g 1 -r 1 -i "$reissue" & + ublk_io_and_remove 256M -t loop -q 4 -g 1 -r 1 -i "$reissue" "${UBLK_BACKFILES[0]}" & + wait +done + +if _have_feature "ZERO_COPY"; then + for reissue in $(seq 0 1); do + ublk_io_and_remove 8G -t null -q 4 -g 1 -z -r 1 -i "$reissue" & + ublk_io_and_remove 256M -t loop -q 4 -g 1 -z -r 1 -i "$reissue" "${UBLK_BACKFILES[1]}" & + wait + done +fi + +_cleanup_test "stress" +_show_result $TID $ERR_CODE -- 2.47.0