linux/tools/testing/selftests/ublk/test_stress_04.sh
Ming Lei da12597a1d selftests: ublk: cover PER_IO_DAEMON in more stress tests
We have stress_03, stress_04 and stress_05 for checking new feature vs.
stress IO & device removal & ublk server crash & recovery, so let the
three existing stress tests cover PER_IO_DAEMON.

Then stress_06 can be removed, since the same test function is included in
stress_03.

Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20250602132113.1398645-1-ming.lei@redhat.com
Reviewed-by: Uday Shankar <ushankar@purestorage.com>
[axboe: remove test_stress_06.sh from Makefile too]
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2025-06-02 12:00:31 -06:00

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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
. "$(cd "$(dirname "$0")" && pwd)"/test_common.sh
TID="stress_04"
ERR_CODE=0
ublk_io_and_kill_daemon()
{
run_io_and_kill_daemon "$@"
ERR_CODE=$?
if [ ${ERR_CODE} -ne 0 ]; then
echo "$TID failure: $*"
_show_result $TID $ERR_CODE
fi
}
if ! _have_program fio; then
exit "$UBLK_SKIP_CODE"
fi
if ! _have_feature "ZERO_COPY"; then
exit "$UBLK_SKIP_CODE"
fi
_prep_test "stress" "run IO and kill ublk server(zero copy)"
_create_backfile 0 256M
_create_backfile 1 128M
_create_backfile 2 128M
ublk_io_and_kill_daemon 8G -t null -q 4 -z &
ublk_io_and_kill_daemon 256M -t loop -q 4 -z "${UBLK_BACKFILES[0]}" &
ublk_io_and_kill_daemon 256M -t stripe -q 4 -z "${UBLK_BACKFILES[1]}" "${UBLK_BACKFILES[2]}" &
if _have_feature "AUTO_BUF_REG"; then
ublk_io_and_kill_daemon 8G -t null -q 4 --auto_zc &
ublk_io_and_kill_daemon 256M -t loop -q 4 --auto_zc "${UBLK_BACKFILES[0]}" &
ublk_io_and_kill_daemon 256M -t stripe -q 4 --auto_zc "${UBLK_BACKFILES[1]}" "${UBLK_BACKFILES[2]}" &
ublk_io_and_kill_daemon 8G -t null -q 4 -z --auto_zc --auto_zc_fallback &
fi
if _have_feature "PER_IO_DAEMON"; then
ublk_io_and_kill_daemon 8G -t null -q 4 --nthreads 8 --per_io_tasks &
ublk_io_and_kill_daemon 256M -t loop -q 4 --nthreads 8 --per_io_tasks "${UBLK_BACKFILES[0]}" &
ublk_io_and_kill_daemon 256M -t stripe -q 4 --nthreads 8 --per_io_tasks "${UBLK_BACKFILES[1]}" "${UBLK_BACKFILES[2]}" &
ublk_io_and_kill_daemon 8G -t null -q 4 --nthreads 8 --per_io_tasks &
fi
wait
_cleanup_test "stress"
_show_result $TID $ERR_CODE