1#!/bin/ksh -p 2# 3# CDDL HEADER START 4# 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 8# 1.0 of the CDDL. 9# 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. 13# 14# CDDL HEADER END 15# 16 17# 18# Copyright (c) 2020 The FreeBSD Foundation [1] 19# 20# [1] Portions of this software were developed by Allan Jude 21# under sponsorship from the FreeBSD Foundation. 22 23. $STF_SUITE/include/libtest.shlib 24 25export SIZE=1G 26export VDIR=$TESTDIR/disk.persist_l2arc 27export VDEV="$VDIR/a" 28export VDEV_CACHE="$VDIR/b" 29export PASSPHRASE="password" 30 31# fio options 32export DIRECTORY=/$TESTPOOL-l2arc/encrypted 33export NUMJOBS=4 34export RUNTIME=30 35export PERF_RANDSEED=1234 36export PERF_COMPPERCENT=66 37export PERF_COMPCHUNK=0 38export BLOCKSIZE=128K 39export SYNC_TYPE=0 40export DIRECT=1 41 42# 43# DESCRIPTION: 44# System with compressed_arc disabled succeeds at reading from L2ARC 45# 46# STRATEGY: 47# 1. Disable compressed_arc. 48# 2. Create pool with a cache device, encryption, and compression enabled. 49# 3. Read the number of L2ARC checksum failures. 50# 4. Create a random file in that pool and random read for 30 sec. 51# 5. Read the number of L2ARC checksum failures. 52# 53 54verify_runnable "global" 55 56command -v fio > /dev/null || log_unsupported "fio missing" 57 58log_assert "L2ARC with compressed_arc disabled succeeds." 59 60origin_carc_setting=$(get_tunable COMPRESSED_ARC_ENABLED) 61 62function cleanup 63{ 64 if poolexists $TESTPOOL-l2arc ; then 65 destroy_pool $TESTPOOL-l2arc 66 fi 67 68 log_must set_tunable64 COMPRESSED_ARC_ENABLED $origin_carc_setting 69} 70log_onexit cleanup 71 72log_must rm -rf $VDIR 73log_must mkdir -p $VDIR 74log_must mkfile $SIZE $VDEV 75 76# Disable Compressed ARC so that in-ARC and on-disk will not match 77log_must set_tunable64 COMPRESSED_ARC_ENABLED 0 78 79typeset fill_mb=800 80typeset cache_sz=$(( floor($fill_mb / 2) )) 81export FILE_SIZE=$(( floor($fill_mb / $NUMJOBS) ))M 82 83log_must truncate -s ${cache_sz}M $VDEV_CACHE 84 85log_must zpool create -O compression=zstd -f $TESTPOOL-l2arc $VDEV cache $VDEV_CACHE 86 87log_must eval "echo $PASSPHRASE | zfs create -o compression=zstd " \ 88 "-o encryption=on -o keyformat=passphrase -o keylocation=prompt " \ 89 "$TESTPOOL-l2arc/encrypted" 90 91l2_cksum_bad_start=$(get_arcstat l2_cksum_bad) 92 93log_must fio $FIO_SCRIPTS/mkfiles.fio 94log_must fio $FIO_SCRIPTS/random_reads.fio 95 96l2_cksum_bad_end=$(get_arcstat l2_cksum_bad) 97 98log_note "L2ARC Failed Checksums before: $l2_cksum_bad_start After:"\ 99 "$l2_cksum_bad_end" 100log_must test $(( $l2_cksum_bad_end - $l2_cksum_bad_start )) -eq 0 101 102log_must zpool destroy -f $TESTPOOL-l2arc 103 104log_pass "L2ARC with encryption enabled and compressed_arc disabled does not"\ 105 "result in checksum errors." 106