Commit | Line | Data |
---|---|---|
191d1d1a BVA |
1 | #!/bin/bash |
2 | ||
68ecd85e SK |
3 | blkzone=$(type -p blkzone 2>/dev/null) |
4 | sg_inq=$(type -p sg_inq 2>/dev/null) | |
191d1d1a BVA |
5 | zbc_report_zones=$(type -p zbc_report_zones 2>/dev/null) |
6 | zbc_reset_zone=$(type -p zbc_reset_zone 2>/dev/null) | |
00080a1e | 7 | zbc_close_zone=$(type -p zbc_close_zone 2>/dev/null) |
6dcb098d | 8 | zbc_info=$(type -p zbc_info 2>/dev/null) |
191d1d1a BVA |
9 | if [ -z "${blkzone}" ] && |
10 | { [ -z "${zbc_report_zones}" ] || [ -z "${zbc_reset_zone}" ]; }; then | |
11 | echo "Error: neither blkzone nor zbc_report_zones is available" | |
12 | exit 1 | |
13 | fi | |
14 | ||
6dcb098d DF |
15 | if [ -n "${use_libzbc}" ] && |
16 | { [ -z "${zbc_report_zones}" ] || [ -z "${zbc_reset_zone}" ] || | |
17 | [ -z "${zbc_info}" ]; }; then | |
18 | echo "Error: zbc_report_zones, or zbc_reset_zone or zbc_info is not available" | |
19 | echo "Error: reinstall libzbc tools" | |
20 | exit 1 | |
21 | fi | |
22 | ||
552e214c SK |
23 | blkzone_reports_capacity() { |
24 | local dev="${1}" | |
25 | ||
26 | [[ -n "${blkzone}" ]] && | |
27 | "${blkzone}" report -c 1 -o 0 "${dev}" | grep -q 'cap ' | |
28 | } | |
29 | ||
30 | # Whether or not $1 (/dev/...) is a NVME ZNS device. | |
31 | is_nvme_zns() { | |
32 | local s | |
33 | ||
34 | s=/sys/block/$(basename "${1}")/device/subsystem | |
35 | ||
36 | if [[ ! -h "${s}" || $(realpath "${s}") != /sys/class/nvme ]]; then | |
37 | return 1 | |
38 | fi | |
39 | ||
40 | [[ $(</sys/block/$(basename "${1}")/queue/zoned) == host-managed ]] | |
41 | } | |
42 | ||
43 | # Whether or not $1 (/dev/...) is a null_blk device with zone capacity smaller | |
44 | # than zone size. | |
45 | is_nullb_with_zone_cap() { | |
46 | local f | |
47 | ||
48 | f=/sys/kernel/config/nullb/$(basename "${1}") | |
49 | [[ -r "${f}/zone_capacity" && | |
50 | $(<"${f}/zone_capacity") -lt $(<"${f}/zone_size") ]] | |
51 | } | |
52 | ||
53 | # Check if blkzone is available and suitable for the test target device. If not | |
54 | # available, print error message and return 1. Otherwise return 0. | |
55 | check_blkzone() { | |
56 | local dev="${1}" | |
57 | ||
58 | # If the device supports zone capacity, mandate zone capacity report by | |
59 | # blkzone. | |
60 | if (is_nvme_zns "${dev}" || is_nullb_with_zone_cap "${dev}") && | |
61 | ! blkzone_reports_capacity "${dev}"; then | |
62 | echo "Error: blkzone does not report zone capacity" | |
63 | echo "Error: install latest util-linux with blkzone" | |
64 | return 1 | |
65 | fi | |
66 | } | |
67 | ||
1ae82d67 SK |
68 | # Check zone capacity of each zone and report block size aligned to the zone |
69 | # capacities. If zone capacity is same as zone size for zones, report zone size. | |
70 | zone_cap_bs() { | |
71 | local dev="${1}" | |
72 | local zone_size="${2}" | |
73 | local sed_str='s/.*len \([0-9A-Za-z]*\), cap \([0-9A-Za-z]*\).*/\1 \2/p' | |
74 | local cap bs="$zone_size" | |
75 | ||
9ffe433d SK |
76 | # When blkzone command is neither available nor relevant to the |
77 | # test device, or when blkzone command does not report capacity, | |
1ae82d67 | 78 | # assume that zone capacity is same as zone size for all zones. |
9ffe433d SK |
79 | if [ -z "${blkzone}" ] || [ -z "$is_zbd" ] || [ -c "$dev" ] || |
80 | ! blkzone_reports_capacity "${dev}"; then | |
1ae82d67 SK |
81 | echo "$zone_size" |
82 | return | |
83 | fi | |
84 | ||
85 | while read -r -a line; do | |
86 | ((line[0] == line[1])) && continue | |
87 | cap=$((line[1] * 512)) | |
88 | while ((bs > 512 && cap % bs)); do | |
89 | bs=$((bs / 2)) | |
90 | done | |
91 | done < <(blkzone report "${dev}" | sed -n "${sed_str}") | |
92 | ||
93 | echo "$bs" | |
94 | } | |
95 | ||
191d1d1a BVA |
96 | # Reports the starting sector and length of the first sequential zone of device |
97 | # $1. | |
98 | first_sequential_zone() { | |
99 | local dev=$1 | |
100 | ||
6dcb098d | 101 | if [ -n "${blkzone}" ] && [ ! -n "${use_libzbc}" ]; then |
191d1d1a | 102 | ${blkzone} report "$dev" | |
c6950209 | 103 | sed -n 's/^[[:blank:]]*start:[[:blank:]]\([0-9a-zA-Z]*\),[[:blank:]]len[[:blank:]]\([0-9a-zA-Z]*\),.*zcond:\(14\|[[:blank:]][0-4]\)(.*type:[[:blank:]]\([2]\)(.*/\1 \2/p' | |
191d1d1a BVA |
104 | { |
105 | read -r starting_sector length && | |
106 | # Convert from hex to decimal | |
107 | echo $((starting_sector)) $((length)) | |
108 | } | |
109 | else | |
110 | ${zbc_report_zones} "$dev" | | |
c6950209 | 111 | sed -n 's/^Zone [0-9]*: type 0x2 .*,[[:blank:]]cond[[:blank:]]0x[0-4e][[:blank:]].*, sector \([0-9]*\), \([0-9]*\) sectors.*$/\1 \2/p' | |
191d1d1a BVA |
112 | head -n1 |
113 | fi | |
114 | } | |
115 | ||
d7c7539f HH |
116 | # Reports the summed zone capacity of $1 number of zones starting from offset $2 |
117 | # on device $3. | |
118 | total_zone_capacity() { | |
119 | local nr_zones=$1 | |
120 | local sector=$(($2 / 512)) | |
121 | local dev=$3 | |
122 | local capacity=0 num | |
123 | local grep_str | |
124 | ||
125 | if [ -z "$is_zbd" ]; then | |
126 | # For regular block devices, handle zone size as zone capacity. | |
127 | echo $((zone_size * nr_zones)) | |
128 | return | |
129 | fi | |
130 | ||
131 | if [ -n "${blkzone}" ] && [ ! -n "${use_libzbc}" ]; then | |
132 | if blkzone_reports_capacity "${dev}"; then | |
133 | grep_str='cap \K[0-9a-zA-Z]*' | |
134 | else | |
135 | # If zone capacity is not reported, refer zone length. | |
136 | grep_str='len \K[0-9a-zA-Z]*' | |
137 | fi | |
138 | while read num; do | |
139 | capacity=$((capacity + num)) | |
140 | done < <(${blkzone} report -c "$nr_zones" -o "$sector" "$dev" | | |
141 | grep -Po "${grep_str}") | |
142 | else | |
143 | # ZBC devices do not have zone capacity. Use zone size. | |
144 | while read num; do | |
145 | capacity=$((capacity + num)) | |
146 | done < <(${zbc_report_zones} -nz "$nr_zones" -start "$sector" \ | |
147 | "$dev" | grep -Po 'sector [0-9]*, \K[0-9]*') | |
148 | fi | |
149 | ||
150 | echo $((capacity * 512)) | |
151 | } | |
152 | ||
c6950209 DF |
153 | # Reports the starting sector and length of the first zone of device $1 |
154 | # that is not in offline (or similar) condition. | |
155 | first_online_zone() { | |
156 | local dev=$1 | |
157 | ||
158 | if [ -z "$is_zbd" ]; then | |
159 | echo 0 | |
160 | return | |
161 | fi | |
162 | ||
163 | if [ -n "${blkzone}" ] && [ ! -n "${use_libzbc}" ]; then | |
164 | ${blkzone} report "$dev" | | |
165 | sed -n 's/^[[:blank:]]*start:[[:blank:]]\([0-9a-zA-Z]*\),[[:blank:]]len[[:blank:]]\([0-9a-zA-Z]*\),.*zcond:\(14\|[[:blank:]][0-4]\)(.*type:[[:blank:]][12](.*/\1/p' | | |
166 | head -n1 | | |
167 | { | |
168 | read -r starting_sector && | |
169 | # Convert from hex to decimal | |
170 | echo $((starting_sector)) | |
171 | } | |
172 | else | |
173 | ${zbc_report_zones} "$dev" | | |
174 | sed -n 's/^Zone[[:blank:]][0-9]*:[[:blank:]]type[[:blank:]]0x[12][[:blank:]].*,[[:blank:]]cond[[:blank:]]0x[0-4e][[:blank:]].*,[[:blank:]]sector[[:blank:]]\([0-9]*\),.*$/\1/p' | | |
175 | head -n1 | |
176 | fi | |
177 | } | |
178 | ||
179 | # Reports the starting sector and length of the last zone of device $1 | |
180 | # that is not in offline (or similar) condition. | |
181 | last_online_zone() { | |
182 | local dev=$1 | |
183 | ||
184 | if [ -z "$is_zbd" ]; then | |
185 | echo 0 | |
186 | return | |
187 | fi | |
188 | ||
189 | if [ -n "${blkzone}" ] && [ ! -n "${use_libzbc}" ]; then | |
190 | ${blkzone} report "$dev" | | |
191 | sed -n 's/^[[:blank:]]*start:[[:blank:]]\([0-9a-zA-Z]*\),[[:blank:]]len[[:blank:]]\([0-9a-zA-Z]*\),.*zcond:\(14\|[[:blank:]][0-4]\)(.*type:[[:blank:]][12](.*/\1/p' | | |
192 | tail -1 | | |
193 | { | |
194 | read -r starting_sector && | |
195 | # Convert from hex to decimal | |
196 | echo $((starting_sector)) | |
197 | } | |
198 | else | |
199 | ${zbc_report_zones} "$dev" | | |
200 | sed -n 's/^Zone[[:blank:]][0-9]*:[[:blank:]]type[[:blank:]]0x[12][[:blank:]].*,[[:blank:]]cond[[:blank:]]0x[0-4e][[:blank:]].*,[[:blank:]]sector[[:blank:]]\([0-9]*\),.*$/\1/p' | | |
201 | tail -1 | |
202 | fi | |
203 | } | |
204 | ||
e1315822 SK |
205 | # Get max_open_zones of SMR drives using sg_inq or libzbc tools. Two test cases |
206 | # 31 and 32 use this max_open_zones value. The test case 31 uses max_open_zones | |
207 | # to decide number of write target zones. The test case 32 passes max_open_zones | |
208 | # value to fio with --max_open_zones option. Of note is that fio itself has the | |
209 | # feature to get max_open_zones from the device through sysfs or ioengine | |
210 | # specific implementation. This max_open_zones fetch by test script is required | |
211 | # in case fio is running on an old Linux kernel version which lacks | |
212 | # max_open_zones in sysfs, or which lacks zoned block device support completely. | |
191d1d1a BVA |
213 | max_open_zones() { |
214 | local dev=$1 | |
af26c9bf | 215 | local realdev syspath |
191d1d1a | 216 | |
af26c9bf SK |
217 | realdev=$(readlink -f "$dev") |
218 | syspath=/sys/block/${realdev##*/}/queue/max_open_zones | |
219 | ||
220 | if [ -b "${realdev}" ] && [ -r "${syspath}" ]; then | |
221 | cat ${syspath} | |
222 | elif [ -n "${sg_inq}" ] && [ ! -n "${use_libzbc}" ]; then | |
e80190b4 SK |
223 | if ! ${sg_inq} -e --page=0xB6 --len=20 --hex "$dev" \ |
224 | > /dev/null 2>&1; then | |
e1315822 SK |
225 | # When sg_inq can not get max open zones, specify 0 which indicates |
226 | # fio to get max open zones limit from the device. | |
227 | echo 0 | |
68ecd85e SK |
228 | else |
229 | ${sg_inq} -e --page=0xB6 --len=20 --hex "$dev" | tail -1 | | |
230 | { | |
231 | read -r offset b0 b1 b2 b3 trailer || return $? | |
232 | # Convert from hex to decimal | |
233 | max_nr_open_zones=$((0x${b0})) | |
234 | max_nr_open_zones=$((max_nr_open_zones * 256 + 0x${b1})) | |
235 | max_nr_open_zones=$((max_nr_open_zones * 256 + 0x${b2})) | |
236 | max_nr_open_zones=$((max_nr_open_zones * 256 + 0x${b3})) | |
237 | echo ${max_nr_open_zones} | |
238 | } | |
239 | fi | |
842fb796 | 240 | elif [ -n "${use_libzbc}" ]; then |
191d1d1a BVA |
241 | ${zbc_report_zones} "$dev" | |
242 | sed -n 's/^[[:blank:]]*Maximum number of open sequential write required zones:[[:blank:]]*//p' | |
842fb796 DF |
243 | else |
244 | echo 0 | |
191d1d1a BVA |
245 | fi |
246 | } | |
247 | ||
1a5411cd SK |
248 | # If sysfs provides, get max_active_zones limit of the zoned block device. |
249 | max_active_zones() { | |
250 | local dev=$1 | |
251 | local sys_queue="/sys/block/${dev##*/}/queue/" | |
252 | ||
253 | if [[ -e "$sys_queue/max_active_zones" ]]; then | |
254 | cat "$sys_queue/max_active_zones" | |
255 | return | |
256 | fi | |
257 | echo 0 | |
258 | } | |
259 | ||
557cfc51 SK |
260 | # Get minimum block size to write to seq zones. Refer the sysfs attribute |
261 | # zone_write_granularity which shows the valid minimum size regardless of zoned | |
262 | # block device type. If the sysfs attribute is not available, refer physical | |
263 | # block size for rotational SMR drives. For non-rotational devices such as ZNS | |
264 | # devices, refer logical block size. | |
265 | min_seq_write_size() { | |
266 | local sys_path="/sys/block/$1/queue" | |
267 | local -i size=0 | |
268 | ||
269 | if [[ -r "$sys_path/zone_write_granularity" ]]; then | |
270 | size=$(<"$sys_path/zone_write_granularity") | |
271 | fi | |
272 | ||
273 | if ((size)); then | |
274 | echo "$size" | |
275 | elif (($(<"$sys_path/rotational"))); then | |
276 | cat "$sys_path/physical_block_size" | |
277 | else | |
278 | cat "$sys_path/logical_block_size" | |
279 | fi | |
280 | } | |
281 | ||
6dcb098d DF |
282 | is_zbc() { |
283 | local dev=$1 | |
284 | ||
285 | [[ -z "$(${zbc_info} "$dev" | grep "is not a zoned block device")" ]] | |
286 | } | |
287 | ||
557cfc51 | 288 | zbc_physical_block_size() { |
6dcb098d DF |
289 | local dev=$1 |
290 | ||
291 | ${zbc_info} "$dev" | | |
557cfc51 SK |
292 | grep "physical blocks" | |
293 | sed -n 's/^[[:blank:]]*[0-9]* physical blocks of[[:blank:]]*//p' | | |
6dcb098d DF |
294 | sed 's/ B//' |
295 | } | |
296 | ||
297 | zbc_disk_sectors() { | |
298 | local dev=$1 | |
299 | ||
300 | zbc_info "$dev" | | |
301 | grep "512-bytes sectors" | | |
302 | sed -e 's/[[:blank:]]*\([0-9]*\)512-bytes sectors.*/\1/' | |
303 | } | |
304 | ||
191d1d1a BVA |
305 | # Reset the write pointer of one zone on device $1 at offset $2. The offset |
306 | # must be specified in units of 512 byte sectors. Offset -1 means reset all | |
307 | # zones. | |
308 | reset_zone() { | |
309 | local dev=$1 offset=$2 sectors | |
310 | ||
6dcb098d | 311 | if [ -n "${blkzone}" ] && [ ! -n "${use_libzbc}" ]; then |
191d1d1a | 312 | if [ "$offset" -lt 0 ]; then |
63a52199 | 313 | ${blkzone} reset "$dev" |
191d1d1a BVA |
314 | else |
315 | ${blkzone} reset -o "${offset}" -c 1 "$dev" | |
316 | fi | |
317 | else | |
318 | if [ "$offset" -lt 0 ]; then | |
3412afb7 | 319 | ${zbc_reset_zone} -all "$dev" >/dev/null |
191d1d1a BVA |
320 | else |
321 | ${zbc_reset_zone} -sector "$dev" "${offset}" >/dev/null | |
322 | fi | |
323 | fi | |
324 | } | |
325 | ||
00080a1e SK |
326 | # Close the zone on device $1 at offset $2. The offset must be specified in |
327 | # units of 512 byte sectors. | |
328 | close_zone() { | |
329 | local dev=$1 offset=$2 | |
330 | ||
331 | if [ -n "${blkzone}" ] && [ -z "${use_libzbc}" ]; then | |
332 | ${blkzone} close -o "${offset}" -c 1 "$dev" | |
333 | else | |
334 | ${zbc_close_zone} -sector "$dev" "${offset}" >/dev/null | |
335 | fi | |
336 | } | |
337 | ||
191d1d1a BVA |
338 | # Extract the number of bytes that have been transferred from a line like |
339 | # READ: bw=6847KiB/s (7011kB/s), 6847KiB/s-6847KiB/s (7011kB/s-7011kB/s), io=257MiB (269MB), run=38406-38406msec | |
340 | fio_io() { | |
341 | sed -n 's/^[[:blank:]]*'"$1"'.*, io=\([^[:blank:]]*\).*/\1/p' | | |
342 | tail -n 1 | | |
343 | ( | |
344 | read -r io; | |
345 | # Parse <number>.<number><suffix> into n1, n2 and s. See also | |
346 | # num2str(). | |
347 | shopt -s extglob | |
348 | n1=${io%${io##*([0-9])}} | |
349 | s=${io#${io%%*([a-zA-Z])}} | |
350 | n2=${io#${n1}} | |
351 | n2=${n2#.} | |
352 | n2=${n2%$s}000 | |
353 | n2=${n2:0:3} | |
354 | case "$s" in | |
355 | KiB) m=10;; | |
356 | MiB) m=20;; | |
357 | GiB) m=30;; | |
358 | B) m=0;; | |
359 | *) return 1;; | |
360 | esac | |
361 | [ -n "$n1" ] || return 1 | |
362 | echo $(((n1 << m) + (n2 << m) / 1000)) | |
363 | ) | |
364 | } | |
365 | ||
366 | fio_read() { | |
367 | fio_io 'READ:' | |
368 | } | |
369 | ||
370 | fio_written() { | |
371 | fio_io 'WRITE:' | |
372 | } | |
373 | ||
374 | fio_reset_count() { | |
1b412cb4 BVA |
375 | local count |
376 | ||
377 | count=$(sed -n 's/^.*write:[^;]*; \([0-9]*\) zone resets$/\1/p') | |
378 | echo "${count:-0}" | |
191d1d1a | 379 | } |