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#!/bin/ksh -p
#
# CDDL HEADER START
#
# This file and its contents are supplied under the terms of the
# Common Development and Distribution License ("CDDL"), version 1.0.
# You may only use this file in accordance with the terms of version
# 1.0 of the CDDL.
#
# A full copy of the text of the CDDL should have accompanied this
# source. A copy of the CDDL is also available via the Internet at
# http://www.illumos.org/license/CDDL.
#
# CDDL HEADER END
#
#
# Copyright (c) 2014, 2016 by Delphix. All rights reserved.
# Copyright (c) 2022 by Lawrence Livermore National Security, LLC.
#
. $STF_SUITE/include/libtest.shlib
. $STF_SUITE/tests/functional/no_space/enospc.cfg
#
# DESCRIPTION:
# After filling a filesystem, verify the contents can be removed
# without encountering an ENOSPC error.
#
verify_runnable "both"
command -v fio > /dev/null || log_unsupported "fio missing"
function cleanup
{
destroy_pool $TESTPOOL
log_must rm -f $all_vdevs
}
log_onexit cleanup
log_assert "Files can be removed from full file system."
all_vdevs=$(echo $TEST_BASE_DIR/file.{01..12})
log_must truncate -s $MINVDEVSIZE $all_vdevs
log_must zpool create -f $TESTPOOL draid2:8d:2s $all_vdevs
log_must zfs create $TESTPOOL/$TESTFS
log_must zfs set mountpoint=$TESTDIR $TESTPOOL/$TESTFS
log_must zfs set compression=off $TESTPOOL/$TESTFS
log_note "Writing files until ENOSPC."
log_mustnot_expect "No space left on device" fio --name=test \
--fallocate=none --rw=write --bs=1M --size=1G --numjobs=4 \
--sync=1 --directory=$TESTDIR/ --group_reporting
log_must rm $TESTDIR/test.*
log_must test -z "$(ls -A $TESTDIR)"
log_pass "All files removed without error"
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