1#!/bin/ksh -p
2#
3# CDDL HEADER START
4#
5# The contents of this file are subject to the terms of the
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7# You may not use this file except in compliance with the License.
8#
9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10# or https://opensource.org/licenses/CDDL-1.0.
11# See the License for the specific language governing permissions
12# and limitations under the License.
13#
14# When distributing Covered Code, include this CDDL HEADER in each
15# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16# If applicable, add the following below this CDDL HEADER, with the
17# fields enclosed by brackets "[]" replaced with your own identifying
18# information: Portions Copyright [yyyy] [name of copyright owner]
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20# CDDL HEADER END
21#
22
23#
24# Copyright (c) 2023 by Lawrence Livermore National Security, LLC.
25#
26
27. $STF_SUITE/include/libtest.shlib
28. $STF_SUITE/tests/functional/mmap/mmap.cfg
29
30#
31# DESCRIPTION:
32# 	Verify mixed buffered and mmap IO.
33#
34# STRATEGY:
35#	1. Create an empty file.
36#	2. Start a background buffered read/write fio to the file.
37#	3. Start a background mmap read/write fio to the file.
38#
39
40verify_runnable "global"
41
42function cleanup
43{
44	log_must rm -f "$tmp_file"
45}
46
47log_assert "Verify mixed buffered and mmap IO"
48
49log_onexit cleanup
50
51mntpnt=$(get_prop mountpoint $TESTPOOL/$TESTFS)
52tmp_file=$mntpnt/file
53bs=$((128 * 1024))
54blocks=64
55size=$((bs * blocks))
56runtime=60
57
58log_must dd if=/dev/zero of=$tmp_file bs=$bs count=$blocks
59
60# Buffered IO writes
61log_must eval "fio --filename=$tmp_file --name=buffer-write \
62	--rw=randwrite --size=$size --bs=$bs --direct=0 --numjobs=1 \
63	--ioengine=sync --fallocate=none --group_reporting --minimal \
64	--runtime=$runtime --time_based --norandommap &"
65
66# Buffered IO reads
67log_must eval "fio --filename=$tmp_file --name=buffer-read \
68	--rw=randread --size=$size --bs=$bs --direct=0 --numjobs=1 \
69	--ioengine=sync --fallocate=none --group_reporting --minimal \
70	--runtime=$runtime --time_based --norandommap &"
71
72# mmap IO writes
73log_must eval "fio --filename=$tmp_file --name=mmap-write \
74	--rw=randwrite --size=$size --bs=$bs --numjobs=1 \
75	--ioengine=mmap --fallocate=none --group_reporting --minimal \
76	--runtime=$runtime --time_based --norandommap &"
77
78# mmap IO reads
79log_must eval "fio --filename=$tmp_file --name=mmap-read \
80	--rw=randread --size=$size --bs=$bs --numjobs=1 \
81	--ioengine=mmap --fallocate=none --group_reporting --minimal \
82	--runtime=$runtime --time_based --norandommap &"
83
84log_must wait
85
86log_pass "Verfied mixed buffered and mmap IO"
87