5 # This file and its contents are supplied under the terms of the
6 # Common Development and Distribution License ("CDDL"), version 1.0.
7 # You may only use this file in accordance with the terms of version
10 # A full copy of the text of the CDDL should have accompanied this
11 # source. A copy of the CDDL is also available via the Internet at
12 # http://www.illumos.org/license/CDDL.
18 # Copyright (c) 2020 The FreeBSD Foundation [1]
20 # [1] Portions of this software were developed by Allan Jude
21 # under sponsorship from the FreeBSD Foundation.
23 . $STF_SUITE/include/libtest.shlib
26 export VDIR=$TESTDIR/disk.persist_l2arc
28 export VDEV_CACHE="$VDIR/b"
29 export PASSPHRASE="password"
32 export DIRECTORY=/$TESTPOOL-l2arc/encrypted
35 export PERF_RANDSEED=1234
36 export PERF_COMPPERCENT=66
37 export PERF_COMPCHUNK=0
44 # System with compressed_arc disabled succeeds at reading from L2ARC
47 # 1. Disable compressed_arc.
48 # 2. Create pool with a cache device, encryption, and compression enabled.
49 # 3. Read the number of L2ARC checksum failures.
50 # 4. Create a random file in that pool and random read for 30 sec.
51 # 5. Read the number of L2ARC checksum failures.
54 verify_runnable "global"
56 log_assert "L2ARC with compressed_arc disabled succeeds."
58 origin_carc_setting=$(get_tunable COMPRESSED_ARC_ENABLED)
62 if poolexists $TESTPOOL-l2arc ; then
63 destroy_pool $TESTPOOL-l2arc
66 log_must set_tunable64 COMPRESSED_ARC_ENABLED $origin_carc_setting
71 log_must mkdir -p $VDIR
72 log_must mkfile $SIZE $VDEV
74 # Disable Compressed ARC so that in-ARC and on-disk will not match
75 log_must set_tunable64 COMPRESSED_ARC_ENABLED 0
78 typeset cache_sz=$(( floor($fill_mb / 2) ))
79 export FILE_SIZE=$(( floor($fill_mb / $NUMJOBS) ))M
81 log_must truncate -s ${cache_sz}M $VDEV_CACHE
83 log_must zpool create -O compression=zstd -f $TESTPOOL-l2arc $VDEV cache $VDEV_CACHE
85 log_must eval "echo $PASSPHRASE | zfs create -o compression=zstd " \
86 "-o encryption=on -o keyformat=passphrase -o keylocation=prompt " \
87 "$TESTPOOL-l2arc/encrypted"
89 l2_cksum_bad_start=$(get_arcstat l2_cksum_bad)
91 log_must fio $FIO_SCRIPTS/mkfiles.fio
92 log_must fio $FIO_SCRIPTS/random_reads.fio
94 l2_cksum_bad_end=$(get_arcstat l2_cksum_bad)
96 log_note "L2ARC Failed Checksums before: $l2_cksum_bad_start After:"\
98 log_must test $(( $l2_cksum_bad_end - $l2_cksum_bad_start )) -eq 0
100 log_must zpool destroy -f $TESTPOOL-l2arc
102 log_pass "L2ARC with encryption enabled and compressed_arc disabled does not"\
103 "result in checksum errors."