projects / mirror_zfs.git / blame
| Commit | Line | Data |
|---|---|---|
| 1b939560 BB |
1 | #!/bin/ksh -p |
| 2 | # | |
| 3 | # This file and its contents are supplied under the terms of the | |
| 4 | # Common Development and Distribution License ("CDDL"), version 1.0. | |
| 5 | # You may only use this file in accordance with the terms of version | |
| 6 | # 1.0 of the CDDL. | |
| 7 | # | |
| 8 | # A full copy of the text of the CDDL should have accompanied this | |
| 9 | # source. A copy of the CDDL is also available via the Internet at | |
| 10 | # http://www.illumos.org/license/CDDL. | |
| 11 | # | |
| 12 | ||
| 13 | # | |
| 14 | # Copyright (c) 2019 by Tim Chase. All rights reserved. | |
| 15 | # Copyright (c) 2019 Lawrence Livermore National Security, LLC. | |
| 16 | # | |
| 17 | ||
| 18 | . $STF_SUITE/tests/functional/cli_root/zpool_trim/zpool_trim.kshlib | |
| 19 | ||
| 20 | # | |
| ade306a9 | 21 | # Get the actual size on disk for the provided file. |
| 1b939560 BB |
22 | # |
| 23 | function get_size_mb | |
| 24 | { | |
| 25 | typeset rval=$(du --block-size 1048576 -s "$1" | awk '{print $1}') | |
| 26 | echo -n "$rval" | |
| 27 | } | |
| 28 | ||
| 29 | # | |
| 30 | # Get the number of trim IOs issued for the pool (ind or agg). | |
| 31 | # | |
| 32 | function get_trim_io | |
| 33 | { | |
| 34 | typeset pool="${1-:$TESTPOOL}" | |
| 35 | typeset type="${2-:ind}" | |
| 36 | typeset rval | |
| 37 | ||
| 38 | # Sum the ind or agg columns of the trim request size histogram. | |
| 39 | case "$type" in | |
| 40 | "ind") | |
| 41 | rval=$(zpool iostat -pr $pool | awk \ | |
| 42 | '$1 ~ /[0-9].*/ { sum += $12 } END { print sum }') | |
| 43 | echo -n "$rval" | |
| 44 | ;; | |
| 45 | "agg") | |
| 46 | rval=$(zpool iostat -pr $pool | awk \ | |
| 47 | '$1 ~ /[0-9].*/ { sum += $13 } END { print sum }') | |
| 48 | echo -n "$rval" | |
| 49 | ;; | |
| 50 | *) | |
| 51 | log_fail "Type must be 'ind' or 'agg'" | |
| 52 | ;; | |
| 53 | esac | |
| 54 | } | |
| 55 | ||
| 56 | # | |
| 57 | # Verify that trim IOs were send to devices in the pool. | |
| 58 | # | |
| 59 | function verify_trim_io | |
| 60 | { | |
| 61 | typeset pool="${1:-$TESTPOOL}" | |
| 62 | typeset type="${2:-ind}" | |
| 63 | typeset min_trim_ios=${3:-100} | |
| 64 | typeset ios | |
| 65 | ||
| 66 | ios=$(get_trim_io $pool $type) | |
| 67 | if [[ $ios -ge $min_trim_ios ]]; then | |
| 68 | log_note "Issued $ios $type trim IOs for pool $pool" | |
| 69 | else | |
| 70 | log_fail "Too few trim IOs issued $ios/$min_trim_ios" | |
| 71 | fi | |
| 72 | } | |
| 73 | ||
| 74 | # | |
| 75 | # Run N txgs which should be enough to trim the entire pool. | |
| 76 | # | |
| 77 | function wait_trim_io # pool type txgs | |
| 78 | { | |
| 79 | typeset pool="${1-:$TESTPOOL}" | |
| 80 | typeset type="${2-:ind}" | |
| 81 | typeset txgs=${3:-10} | |
| 82 | typeset timeout=120 | |
| 83 | typeset stop_time=$(( $(date +%s) + $timeout )) | |
| 84 | ||
| 85 | typeset -i i=0 | |
| 86 | while [[ $i -lt $txgs ]]; do | |
| 87 | if [ "$(date +%s)" -ge $stop_time ]; then | |
| 88 | log_fail "Exceeded trim time limit of ${timeout}s" | |
| 89 | return | |
| 90 | fi | |
| 91 | ||
| 92 | zpool sync -f | |
| 93 | ((i = i + 1)) | |
| 94 | done | |
| 95 | ||
| 96 | typeset ios=$(get_trim_io $pool $type) | |
| 97 | log_note "Waited for $txgs txgs, $ios $type TRIM IOs" | |
| 98 | } | |
| 99 | ||
| 100 | # | |
| 101 | # Verify that file vdevs against a target value. | |
| 102 | # | |
| 103 | function verify_vdevs # op size vdevs | |
| 104 | { | |
| 105 | typeset tgt_op=$1 | |
| 106 | typeset tgt_size=$2 | |
| 107 | shift 2 | |
| 108 | typeset vdevs=$@ | |
| 109 | ||
| 110 | for vdev in $vdevs; do | |
| 111 | typeset size=$(get_size_mb $vdev) | |
| 112 | if test $size $tgt_op $tgt_size; then | |
| 113 | log_note "Success $vdev is $size MB which is $tgt_op" \ | |
| 114 | "than $tgt_size MB" | |
| 115 | else | |
| 116 | log_fail "Failure $vdev is $size MB which is not" \ | |
| 117 | "$tgt_op than $tgt_size MB" | |
| 118 | fi | |
| 119 | done | |
| 120 | } |