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