#!/bin/bash
#
# Copyright (C) 2018 Western Digital Corporation or its affiliates.
#
# This file is released under the GPL.
usage() {
echo "Usage: $(basename "$0") [-d] [-e] [-r] [-v] [-t <test>] <SMR drive device node>"
}
max() {
if [ "$1" -gt "$2" ]; then
echo "$1"
else
echo "$2"
fi
}
min() {
if [ "$1" -lt "$2" ]; then
echo "$1"
else
echo "$2"
fi
}
set_io_scheduler() {
local dev=$1 sched=$2
[ -e "/sys/block/$dev" ] || return $?
if [ -e "/sys/block/$dev/mq" ]; then
case "$sched" in
noop) sched=none;;
deadline) sched=mq-deadline;;
esac
else
case "$sched" in
none) sched=noop;;
mq-deadline) sched=deadline;;
esac
fi
echo "$sched" >"/sys/block/$dev/queue/scheduler"
}
check_read() {
local read
read=$(fio_read <"${logfile}.${test_number}")
echo "read: $read <> $1" >> "${logfile}.${test_number}"
[ "$read" = "$1" ]
}
check_written() {
local written
written=$(fio_written <"${logfile}.${test_number}")
echo "written: $written <> $1" >> "${logfile}.${test_number}"
[ "$written" = "$1" ]
}
# Compare the reset count from the log file with reset count $2 using operator
# $1 (=, -ge, -gt, -le, -lt).
check_reset_count() {
local reset_count
reset_count=$(fio_reset_count <"${logfile}.${test_number}")
echo "reset_count: test $reset_count $1 $2" >> "${logfile}.${test_number}"
eval "[ '$reset_count' '$1' '$2' ]"
}
# Whether or not $1 (/dev/...) is a SCSI device.
is_scsi_device() {
local d f
d=$(basename "$dev")
for f in /sys/class/scsi_device/*/device/block/"$d"; do
[ -e "$f" ] && return 0
done
return 1
}
run_fio() {
local fio opts
fio=$(dirname "$0")/../../fio
opts=("--aux-path=/tmp" "--allow_file_create=0" \
"--significant_figures=10" "$@")
{ echo; echo "fio ${opts[*]}"; echo; } >>"${logfile}.${test_number}"
"${dynamic_analyzer[@]}" "$fio" "${opts[@]}"
}
run_one_fio_job() {
local r
r=$(((RANDOM << 16) | RANDOM))
run_fio --name="$dev" --filename="$dev" "$@" --randseed="$r" \
--thread=1 --direct=1
}
# Run fio on the first four sequential zones of the disk.
run_fio_on_seq() {
local opts=()
opts+=("--offset=$((first_sequential_zone_sector * 512))")
opts+=("--size=$((4 * zone_size))" "--zonemode=zbd")
if [ -z "$is_zbd" ]; then
opts+=("--zonesize=${zone_size}")
fi
run_one_fio_job "${opts[@]}" "$@"
}
# Check whether buffered writes are refused.
test1() {
run_fio --name=job1 --filename="$dev" --rw=write --direct=0 --bs=4K \
--size="${zone_size}" --thread=1 \
--zonemode=zbd --zonesize="${zone_size}" 2>&1 |
tee -a "${logfile}.${test_number}" |
grep -q 'Using direct I/O is mandatory for writing to ZBD drives'
local fio_rc=${PIPESTATUS[0]} grep_rc=${PIPESTATUS[2]}
case "$fio_rc" in
0|1) ;;
*) return "$fio_rc"
esac
if [ -n "$is_zbd" ]; then
[ "$grep_rc" = 0 ]
else
[ "$grep_rc" != 0 ]
fi
}
# Block size exceeds zone size.
test2() {
local bs off opts=() rc
off=$(((first_sequential_zone_sector + 2 * sectors_per_zone) * 512))
bs=$((2 * zone_size))
opts+=("--name=job1" "--filename=$dev" "--rw=write" "--direct=1")
opts+=("--zonemode=zbd" "--offset=$off" "--bs=$bs" "--size=$bs")
if [ -z "$is_zbd" ]; then
opts+=("--zonesize=${zone_size}")
fi
run_fio "${opts[@]}" >> "${logfile}.${test_number}" 2>&1 || return $?
! grep -q 'WRITE:' "${logfile}.${test_number}"
}
# Run fio against an empty zone. This causes fio to report "No I/O performed".
test3() {
local off opts=() rc
off=$((first_sequential_zone_sector * 512 + 128 * zone_size))
size=$((zone_size))
[ -n "$is_zbd" ] && reset_zone "$dev" $((off / 512))
opts+=("--name=$dev" "--filename=$dev" "--offset=$off" "--bs=4K")
opts+=("--size=$size" "--zonemode=zbd")
opts+=("--ioengine=psync" "--rw=read" "--direct=1" "--thread=1")
if [ -z "$is_zbd" ]; then
opts+=("--zonesize=${zone_size}")
fi
run_fio "${opts[@]}" >> "${logfile}.${test_number}" 2>&1 || return $?
grep -q 'READ:' "${logfile}.${test_number}"
rc=$?
if [ -n "$is_zbd" ]; then
[ $rc != 0 ]
else
[ $rc = 0 ]
fi
}
# Run fio with --read_beyond_wp=1 against an empty zone.
test4() {
local off opts=()
off=$((first_sequential_zone_sector * 512 + 129 * zone_size))
size=$((zone_size))
[ -n "$is_zbd" ] && reset_zone "$dev" $((off / 512))
opts+=("--name=$dev" "--filename=$dev" "--offset=$off" "--bs=$size")
opts+=("--size=$size" "--thread=1" "--read_beyond_wp=1")
opts+=("--ioengine=psync" "--rw=read" "--direct=1" "--disable_lat=1")
opts+=("--zonemode=zbd" "--zonesize=${zone_size}")
run_fio "${opts[@]}" >> "${logfile}.${test_number}" 2>&1 || return $?
check_read $size || return $?
}
# Sequential write to sequential zones.
test5() {
local size
size=$((4 * zone_size))
run_fio_on_seq --ioengine=psync --iodepth=1 --rw=write \
--bs="$(max $((zone_size / 64)) "$logical_block_size")"\
--do_verify=1 --verify=md5 \
>>"${logfile}.${test_number}" 2>&1 || return $?
check_written $size || return $?
check_read $size || return $?
}
# Sequential read from sequential zones. Must be run after test5.
test6() {
local size
size=$((4 * zone_size))
run_fio_on_seq --ioengine=psync --iodepth=1 --rw=read \
--bs="$(max $((zone_size / 64)) "$logical_block_size")"\
>>"${logfile}.${test_number}" 2>&1 || return $?
check_read $size || return $?
}
# Random write to sequential zones, libaio, queue depth 1.
test7() {
local size=$((zone_size))
run_fio_on_seq --ioengine=libaio --iodepth=1 --rw=randwrite \
--bs="$(min 16384 "${zone_size}")" \
--do_verify=1 --verify=md5 --size="$size" \
>>"${logfile}.${test_number}" 2>&1 || return $?
check_written $size || return $?
check_read $size || return $?
}
# Random write to sequential zones, libaio, queue depth 64.
test8() {
local size
size=$((4 * zone_size))
run_fio_on_seq --ioengine=libaio --iodepth=64 --rw=randwrite \
--bs="$(min 16384 "${zone_size}")" \
--do_verify=1 --verify=md5 \
>>"${logfile}.${test_number}" 2>&1 || return $?
check_written $size || return $?
check_read $size || return $?
}
# Random write to sequential zones, sg, queue depth 1.
test9() {
local size
if ! is_scsi_device "$dev"; then
echo "$dev is not a SCSI device" >>"${logfile}.${test_number}"
return 0
fi
size=$((4 * zone_size))
run_fio_on_seq --ioengine=sg --iodepth=1 --rw=randwrite --bs=16K \
--do_verify=1 --verify=md5 \
>>"${logfile}.${test_number}" 2>&1 || return $?
check_written $size || return $?
check_read $size || return $?
}
# Random write to sequential zones, sg, queue depth 64.
test10() {
local size
if ! is_scsi_device "$dev"; then
echo "$dev is not a SCSI device" >>"${logfile}.${test_number}"
return 0
fi
size=$((4 * zone_size))
run_fio_on_seq --ioengine=sg --iodepth=64 --rw=randwrite --bs=16K \
--do_verify=1 --verify=md5 \
>>"${logfile}.${test_number}" 2>&1 || return $?
check_written $size || return $?
check_read $size || return $?
}
# Random write to sequential zones, libaio, queue depth 64, random block size.
test11() {
local size
size=$((4 * zone_size))
run_fio_on_seq --ioengine=libaio --iodepth=64 --rw=randwrite \
--bsrange=4K-64K --do_verify=1 --verify=md5 \
--debug=zbd >>"${logfile}.${test_number}" 2>&1 || return $?
check_written $size || return $?
check_read $size || return $?
}
# Random write to sequential zones, libaio, queue depth 64, max 1 open zone.
test12() {
local size
size=$((8 * zone_size))
run_fio_on_seq --ioengine=libaio --iodepth=64 --rw=randwrite --bs=16K \
--max_open_zones=1 --size=$size --do_verify=1 --verify=md5 \
--debug=zbd >>"${logfile}.${test_number}" 2>&1 || return $?
check_written $size || return $?
check_read $size || return $?
}
# Random write to sequential zones, libaio, queue depth 64, max 4 open zones.
test13() {
local size
size=$((8 * zone_size))
run_fio_on_seq --ioengine=libaio --iodepth=64 --rw=randwrite --bs=16K \
--max_open_zones=4 --size=$size --do_verify=1 --verify=md5 \
--debug=zbd \
>>"${logfile}.${test_number}" 2>&1 || return $?
check_written $size || return $?
check_read $size || return $?
}
# Random write to conventional zones.
test14() {
local size
size=$((16 * 2**20)) # 20 MB
if [ $size -gt $((first_sequential_zone_sector * 512)) ]; then
echo "$dev does not have enough sequential zones" \
>>"${logfile}.${test_number}"
return 0
fi
run_one_fio_job --ioengine=libaio --iodepth=64 --rw=randwrite --bs=16K \
--zonemode=zbd --zonesize="${zone_size}" --do_verify=1 \
--verify=md5 --size=$size \
>>"${logfile}.${test_number}" 2>&1 || return $?
check_written $((size)) || return $?
check_read $((size)) || return $?
}
# Sequential read on a mix of empty and full zones.
test15() {
local i off size
for ((i=0;i<4;i++)); do
[ -n "$is_zbd" ] &&
reset_zone "$dev" $((first_sequential_zone_sector +
i*sectors_per_zone))
done
off=$(((first_sequential_zone_sector + 2 * sectors_per_zone) * 512))
size=$((2 * zone_size))
run_one_fio_job --ioengine=psync --rw=write --bs=$((zone_size / 16))\
--zonemode=zbd --zonesize="${zone_size}" --offset=$off \
--size=$size >>"${logfile}.${test_number}" 2>&1 ||
return $?
check_written $size || return $?
off=$((first_sequential_zone_sector * 512))
size=$((4 * zone_size))
run_one_fio_job --ioengine=psync --rw=read --bs=$((zone_size / 16)) \
--zonemode=zbd --zonesize="${zone_size}" --offset=$off \
--size=$((size)) >>"${logfile}.${test_number}" 2>&1 ||
return $?
if [ -n "$is_zbd" ]; then
check_read $((size / 2))
else
check_read $size
fi
}
# Random read on a mix of empty and full zones. Must be run after test15.
test16() {
local off size
off=$((first_sequential_zone_sector * 512))
size=$((4 * zone_size))
run_one_fio_job --ioengine=libaio --iodepth=64 --rw=randread --bs=16K \
--zonemode=zbd --zonesize="${zone_size}" --offset=$off \
--size=$size >>"${logfile}.${test_number}" 2>&1 || return $?
check_read $size || return $?
}
# Random reads and writes in the last zone.
test17() {
local io off read size written
off=$(((disk_size / zone_size - 1) * zone_size))
size=$((disk_size - off))
# Overwrite the last zone to avoid that reading from that zone fails.
if [ -n "$is_zbd" ]; then
reset_zone "$dev" $((off / 512)) || return $?
fi
run_one_fio_job --ioengine=psync --rw=write --offset="$off" \
--zonemode=zbd --zonesize="${zone_size}" \
--bs="$zone_size" --size="$zone_size" \
>>"${logfile}.${test_number}" 2>&1 || return $?
check_written "$zone_size" || return $?
run_one_fio_job --ioengine=libaio --iodepth=8 --rw=randrw --bs=4K \
--zonemode=zbd --zonesize="${zone_size}" \
--offset=$off --loops=2 --norandommap=1\
>>"${logfile}.${test_number}" 2>&1 || return $?
written=$(fio_written <"${logfile}.${test_number}")
read=$(fio_read <"${logfile}.${test_number}")
io=$((written + read))
echo "Total number of bytes read and written: $io <> $size" \
>>"${logfile}.${test_number}"
[ $io = $((size * 2)) ];
}
# Out-of-range zone reset threshold and frequency parameters.
test18() {
run_fio_on_seq --zone_reset_threshold=-1 |&
tee -a "${logfile}.${test_number}" |
grep -q 'value out of range' || return $?
}
test19() {
run_fio_on_seq --zone_reset_threshold=2 |&
tee -a "${logfile}.${test_number}" |
grep -q 'value out of range' || return $?
}
test20() {
run_fio_on_seq --zone_reset_threshold=.4:.6 |&
tee -a "${logfile}.${test_number}" |
grep -q 'the list exceeding max length' || return $?
}
test21() {
run_fio_on_seq --zone_reset_frequency=-1 |&
tee -a "${logfile}.${test_number}" |
grep -q 'value out of range' || return $?
}
test22() {
run_fio_on_seq --zone_reset_frequency=2 |&
tee -a "${logfile}.${test_number}" |
grep -q 'value out of range' || return $?
}
test23() {
run_fio_on_seq --zone_reset_frequency=.4:.6 |&
tee -a "${logfile}.${test_number}" |
grep -q 'the list exceeding max length' || return $?
}
test24() {
local bs loops=9 size=$((zone_size))
bs=$(min $((256*1024)) "$zone_size")
run_fio_on_seq --ioengine=psync --rw=write --bs="$bs" --size=$size \
--loops=$loops \
--zone_reset_frequency=.01 --zone_reset_threshold=.90 \
>> "${logfile}.${test_number}" 2>&1 || return $?
check_written $((size * loops)) || return $?
check_reset_count -eq 8 ||
check_reset_count -eq 9 ||
check_reset_count -eq 10 || return $?
}
# Multiple non-overlapping sequential write jobs for the same drive.
test25() {
local i opts=()
for ((i=0;i<16;i++)); do
[ -n "$is_zbd" ] &&
reset_zone "$dev" $((first_sequential_zone_sector + i*sectors_per_zone))
done
for ((i=0;i<16;i++)); do
opts+=("--name=job$i" "--filename=$dev" "--thread=1" "--direct=1")
opts+=("--offset=$((first_sequential_zone_sector*512 + zone_size*i))")
opts+=("--size=$zone_size" "--ioengine=psync" "--rw=write" "--bs=16K")
opts+=("--zonemode=zbd" "--zonesize=${zone_size}" "--group_reporting=1")
done
run_fio "${opts[@]}" >> "${logfile}.${test_number}" 2>&1 || return $?
}
write_to_first_seq_zone() {
local loops=4 r
r=$(((RANDOM << 16) | RANDOM))
run_fio --name="$dev" --filename="$dev" --ioengine=psync --rw="$1" \
--thread=1 --do_verify=1 --verify=md5 --direct=1 --bs=4K \
--offset=$((first_sequential_zone_sector * 512)) \
"--size=$zone_size" --loops=$loops --randseed="$r" \
--zonemode=zbd --zonesize="${zone_size}" --group_reporting=1 \
--gtod_reduce=1 >> "${logfile}.${test_number}" 2>&1 || return $?
check_written $((loops * zone_size)) || return $?
}
# Overwrite the first sequential zone four times sequentially.
test26() {
write_to_first_seq_zone write
}
# Overwrite the first sequential zone four times using random writes.
test27() {
write_to_first_seq_zone randwrite
}
# Multiple overlapping random write jobs for the same drive.
test28() {
local i jobs=16 off opts
off=$((first_sequential_zone_sector * 512 + 64 * zone_size))
[ -n "$is_zbd" ] && reset_zone "$dev" $((off / 512))
opts=("--debug=zbd")
for ((i=0;i<jobs;i++)); do
opts+=("--name=job$i" "--filename=$dev" "--offset=$off" "--bs=16K")
opts+=("--size=$zone_size" "--ioengine=psync" "--rw=randwrite")
opts+=("--thread=1" "--direct=1" "--zonemode=zbd")
opts+=("--zonesize=${zone_size}" "--group_reporting=1")
done
run_fio "${opts[@]}" >> "${logfile}.${test_number}" 2>&1 || return $?
check_written $((jobs * zone_size)) || return $?
check_reset_count -eq $jobs ||
check_reset_count -eq $((jobs - 1)) ||
return $?
}
# Multiple overlapping random write jobs for the same drive and with a limited
# number of open zones.
test29() {
local i jobs=16 off opts=()
off=$((first_sequential_zone_sector * 512 + 64 * zone_size))
size=$((16*zone_size))
[ -n "$is_zbd" ] && reset_zone "$dev" $((off / 512))
opts=("--debug=zbd")
for ((i=0;i<jobs;i++)); do
opts+=("--name=job$i" "--filename=$dev" "--offset=$off" "--bs=16K")
opts+=("--size=$size" "--io_size=$zone_size" "--thread=1")
opts+=("--ioengine=psync" "--rw=randwrite" "--direct=1")
opts+=("--max_open_zones=4" "--group_reporting=1")
opts+=("--zonemode=zbd" "--zonesize=${zone_size}")
done
run_fio "${opts[@]}" >> "${logfile}.${test_number}" 2>&1 || return $?
check_written $((jobs * zone_size)) || return $?
}
# Random reads and writes across the entire disk for 30s.
test30() {
local off
off=$((first_sequential_zone_sector * 512))
run_one_fio_job --ioengine=libaio --iodepth=8 --rw=randrw \
--bs="$(max $((zone_size / 128)) "$logical_block_size")"\
--zonemode=zbd --zonesize="${zone_size}" --offset=$off\
--loops=2 --time_based --runtime=30s --norandommap=1\
>>"${logfile}.${test_number}" 2>&1
}
# Random reads across all sequential zones for 30s. This is not only a fio
# test but also allows to verify the performance of a drive.
test31() {
local bs inc nz off opts size
# Start with writing 128 KB to 128 sequential zones.
bs=128K
nz=128
# shellcheck disable=SC2017
inc=$(((disk_size - (first_sequential_zone_sector * 512)) / (nz * zone_size)
* zone_size))
opts=()
for ((off = first_sequential_zone_sector * 512; off < disk_size;
off += inc)); do
opts+=("--name=$dev" "--filename=$dev" "--offset=$off" "--io_size=$bs")
opts+=("--bs=$bs" "--size=$zone_size" "--ioengine=libaio")
opts+=("--rw=write" "--direct=1" "--thread=1" "--stats=0")
opts+=("--zonemode=zbd" "--zonesize=${zone_size}")
done
"$(dirname "$0")/../../fio" "${opts[@]}" >> "${logfile}.${test_number}" 2>&1
# Next, run the test.
off=$((first_sequential_zone_sector * 512))
size=$((disk_size - off))
opts=("--name=$dev" "--filename=$dev" "--offset=$off" "--size=$size")
opts+=("--bs=$bs" "--ioengine=psync" "--rw=randread" "--direct=1")
opts+=("--thread=1" "--time_based" "--runtime=30" "--zonemode=zbd")
opts+=("--zonesize=${zone_size}")
run_fio "${opts[@]}" >> "${logfile}.${test_number}" 2>&1 || return $?
}
# Random writes across all sequential zones. This is not only a fio test but
# also allows to verify the performance of a drive.
test32() {
local off opts=() size
off=$((first_sequential_zone_sector * 512))
size=$((disk_size - off))
opts+=("--name=$dev" "--filename=$dev" "--offset=$off" "--size=$size")
opts+=("--bs=128K" "--ioengine=psync" "--rw=randwrite" "--direct=1")
opts+=("--thread=1" "--time_based" "--runtime=30")
opts+=("--max_open_zones=$max_open_zones" "--zonemode=zbd")
opts+=("--zonesize=${zone_size}")
run_fio "${opts[@]}" >> "${logfile}.${test_number}" 2>&1 || return $?
}
# Write to sequential zones with a block size that is not a divisor of the
# zone size.
test33() {
local bs io_size size
size=$((2 * zone_size))
io_size=$((5 * zone_size))
bs=$((3 * zone_size / 4))
run_fio_on_seq --ioengine=psync --iodepth=1 --rw=write --size=$size \
--io_size=$io_size --bs=$bs \
>> "${logfile}.${test_number}" 2>&1 || return $?
check_written $(((io_size + bs - 1) / bs * bs)) || return $?
}
# Write to sequential zones with a block size that is not a divisor of the
# zone size and with data verification enabled.
test34() {
local size
size=$((2 * zone_size))
run_fio_on_seq --ioengine=psync --iodepth=1 --rw=write --size=$size \
--do_verify=1 --verify=md5 --bs=$((3 * zone_size / 4)) \
>> "${logfile}.${test_number}" 2>&1 && return 1
grep -q 'not a divisor of' "${logfile}.${test_number}"
}
# Test 1/4 for the I/O boundary rounding code: $size < $zone_size.
test35() {
local bs off io_size size
off=$(((first_sequential_zone_sector + 1) * 512))
size=$((zone_size - 2 * 512))
bs=$((zone_size / 4))
run_one_fio_job --offset=$off --size=$size --ioengine=psync --iodepth=1 \
--rw=write --do_verify=1 --verify=md5 --bs=$bs \
--zonemode=zbd --zonesize="${zone_size}" \
>> "${logfile}.${test_number}" 2>&1 && return 1
grep -q 'io_size must be at least one zone' "${logfile}.${test_number}"
}
# Test 2/4 for the I/O boundary rounding code: $size < $zone_size.
test36() {
local bs off io_size size
off=$(((first_sequential_zone_sector) * 512))
size=$((zone_size - 512))
bs=$((zone_size / 4))
run_one_fio_job --offset=$off --size=$size --ioengine=psync --iodepth=1 \
--rw=write --do_verify=1 --verify=md5 --bs=$bs \
--zonemode=zbd --zonesize="${zone_size}" \
>> "${logfile}.${test_number}" 2>&1 && return 1
grep -q 'io_size must be at least one zone' "${logfile}.${test_number}"
}
# Test 3/4 for the I/O boundary rounding code: $size > $zone_size.
test37() {
local bs off size
if [ "$first_sequential_zone_sector" = 0 ]; then
off=0
else
off=$(((first_sequential_zone_sector - 1) * 512))
fi
size=$((zone_size + 2 * 512))
bs=$((zone_size / 4))
run_one_fio_job --offset=$off --size=$size --ioengine=psync --iodepth=1 \
--rw=write --do_verify=1 --verify=md5 --bs=$bs \
--zonemode=zbd --zonesize="${zone_size}" \
>> "${logfile}.${test_number}" 2>&1
check_written $((zone_size)) || return $?
}
# Test 4/4 for the I/O boundary rounding code: $offset > $disk_size - $zone_size
test38() {
local bs off size
size=$((logical_block_size))
off=$((disk_size - logical_block_size))
bs=$((logical_block_size))
run_one_fio_job --offset=$off --size=$size --ioengine=psync --iodepth=1 \
--rw=write --do_verify=1 --verify=md5 --bs=$bs \
--zonemode=zbd --zonesize="${zone_size}" \
>> "${logfile}.${test_number}" 2>&1 && return 1
grep -q 'io_size must be at least one zone' "${logfile}.${test_number}"
}
# Read one block from a block device.
read_one_block() {
local bs
bs=$((logical_block_size))
run_one_fio_job --rw=read --ioengine=psync --bs=$bs --size=$bs "$@" 2>&1 |
tee -a "${logfile}.${test_number}"
}
# Check whether fio accepts --zonemode=none for zoned block devices.
test39() {
[ -n "$is_zbd" ] || return 0
read_one_block --zonemode=none >/dev/null || return $?
check_read $((logical_block_size)) || return $?
}
# Check whether fio accepts --zonemode=strided for zoned block devices.
test40() {
local bs
bs=$((logical_block_size))
[ -n "$is_zbd" ] || return 0
read_one_block --zonemode=strided |
grep -q 'fio: --zonesize must be specified when using --zonemode=strided' ||
return $?
read_one_block --zonemode=strided --zonesize=$bs >/dev/null || return $?
check_read $bs || return $?
}
# Check whether fio checks the zone size for zoned block devices.
test41() {
[ -n "$is_zbd" ] || return 0
read_one_block --zonemode=zbd --zonesize=$((2 * zone_size)) |
grep -q 'job parameter zonesize.*does not match disk zone size'
}
# Check whether fio handles --zonesize=0 correctly for regular block devices.
test42() {
[ -n "$is_zbd" ] && return 0
read_one_block --zonemode=zbd --zonesize=0 |
grep -q 'Specifying the zone size is mandatory for regular block devices with --zonemode=zbd'
}
# Check whether fio handles --zonesize=1 correctly for regular block devices.
test43() {
[ -n "$is_zbd" ] && return 0
read_one_block --zonemode=zbd --zonesize=1 |
grep -q 'zone size must be at least 512 bytes for --zonemode=zbd'
}
# Check whether fio handles --zonemode=none --zonesize=1 correctly.
test44() {
read_one_block --zonemode=none --zonesize=1 |
grep -q 'fio: --zonemode=none and --zonesize are not compatible'
}
test45() {
local bs i
[ -z "$is_zbd" ] && return 0
bs=$((logical_block_size))
run_one_fio_job --ioengine=psync --iodepth=1 --rw=randwrite --bs=$bs\
--offset=$((first_sequential_zone_sector * 512)) \
--size="$zone_size" --do_verify=1 --verify=md5 2>&1 |
tee -a "${logfile}.${test_number}" |
grep -q "fio: first I/O failed. If .* is a zoned block device, consider --zonemode=zbd"
}
# Random write to sequential zones, libaio, 8 jobs, queue depth 64 per job
test46() {
local size
size=$((4 * zone_size))
run_fio_on_seq --ioengine=libaio --iodepth=64 --rw=randwrite --bs=4K \
--group_reporting=1 --numjobs=8 \
>> "${logfile}.${test_number}" 2>&1 || return $?
check_written $((size * 8)) || return $?
}
# Check whether fio handles --zonemode=zbd --zoneskip=1 correctly.
test47() {
local bs
[ -z "$is_zbd" ] && return 0
bs=$((logical_block_size))
run_one_fio_job --ioengine=psync --rw=write --bs=$bs \
--zonemode=zbd --zoneskip=1 \
>> "${logfile}.${test_number}" 2>&1 && return 1
grep -q 'zoneskip 1 is not a multiple of the device zone size' "${logfile}.${test_number}"
}
tests=()
dynamic_analyzer=()
reset_all_zones=
while [ "${1#-}" != "$1" ]; do
case "$1" in
-d) dynamic_analyzer=(valgrind "--read-var-info=yes" "--tool=drd"
"--show-confl-seg=no");
shift;;
-e) dynamic_analyzer=(valgrind "--read-var-info=yes" "--tool=helgrind");
shift;;
-r) reset_all_zones=1; shift;;
-t) tests+=("$2"); shift; shift;;
-v) dynamic_analyzer=(valgrind "--read-var-info=yes");
shift;;
--) shift; break;;
esac
done
if [ $# != 1 ]; then
usage
exit 1
fi
# shellcheck source=functions
source "$(dirname "$0")/functions" || exit $?
dev=$1
realdev=$(readlink -f "$dev")
basename=$(basename "$realdev")
major=$((0x$(stat -L -c '%t' "$realdev"))) || exit $?
minor=$((0x$(stat -L -c '%T' "$realdev"))) || exit $?
disk_size=$(($(<"/sys/dev/block/$major:$minor/size")*512))
# When the target is a partition device, get basename of its holder device to
# access sysfs path of the holder device
if [[ -r "/sys/dev/block/$major:$minor/partition" ]]; then
realsysfs=$(readlink "/sys/dev/block/$major:$minor")
basename=$(basename "${realsysfs%/*}")
fi
logical_block_size=$(<"/sys/block/$basename/queue/logical_block_size")
case "$(<"/sys/class/block/$basename/queue/zoned")" in
host-managed|host-aware)
is_zbd=true
if ! result=($(first_sequential_zone "$dev")); then
echo "Failed to determine first sequential zone"
exit 1
fi
first_sequential_zone_sector=${result[0]}
sectors_per_zone=${result[1]}
zone_size=$((sectors_per_zone * 512))
if ! max_open_zones=$(max_open_zones "$dev"); then
echo "Failed to determine maximum number of open zones"
exit 1
fi
echo "First sequential zone starts at sector $first_sequential_zone_sector; zone size: $((zone_size >> 20)) MB"
set_io_scheduler "$basename" deadline || exit $?
if [ -n "$reset_all_zones" ]; then
reset_zone "$dev" -1
fi
;;
*)
first_sequential_zone_sector=$(((disk_size / 2) &
(logical_block_size - 1)))
zone_size=$(max 65536 "$logical_block_size")
sectors_per_zone=$((zone_size / 512))
max_open_zones=128
set_io_scheduler "$basename" none || exit $?
;;
esac
if [ "${#tests[@]}" = 0 ]; then
readarray -t tests < <(declare -F | grep "test[0-9]*" | \
tr -c -d "[:digit:]\n" | sort -n)
fi
logfile=$0.log
passed=0
failed=0
rc=0
for test_number in "${tests[@]}"; do
rm -f "${logfile}.${test_number}"
echo -n "Running test $test_number ... "
if eval "test$test_number"; then
status="PASS"
((passed++))
else
status="FAIL"
((failed++))
rc=1
fi
echo "$status"
echo "$status" >> "${logfile}.${test_number}"
done
echo "$passed tests passed"
if [ $failed -gt 0 ]; then
echo " and $failed tests failed"
fi
exit $rc