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Revert "LU-8383 build: Spec file cleanup after LU-5614"
[fs/lustre-release.git] / lustre-iokit / ior-survey / ior-survey
1 #!/bin/bash
2
3 # the value of these can be set in the environment.
4 # This test assumes a typical pdsh naming scheme, where
5 # node names can be expressed as a string
6 # forllowed by a number 
7 # cluster name (all node names are this followed by the node number)
8 cluster=${cluster:-""}
9 if [ -z "$cluster" ];then  echo  "cluster not defined"; exit 1; fi
10
11 # client node numbers (individual numbers or inclusive ranges)
12 clients=${clients:-""}
13 if [ -z "$clients" ]; then echo "clients not defined"; exit 1; fi
14
15 # numbers of clients to survey
16 clients_lo=${clients_lo:-1}
17 clients_hi=${clients_hi:-3}
18 clients_iterator=${clients_iterator:-"+=1"}
19
20 # numbers of tasks per client to survey
21 tasks_per_client_lo=${task_per_client_lo:-1}
22 tasks_per_client_hi=${tasks_per_client_hi:-8}
23 tasks_per_client_iterator=${tasks_per_client_iterator:-"*=2"}
24
25 # record sizes to survey
26 rsize_lo=${rsize_lo:-1M}
27 rsize_hi=${rsize_hi:-1M}
28 rsize_iterator=${rsize_iterator:-"*=2"}
29
30 ## which tests to run (first must be write)
31 # clear_cache)   not really a test; just uncache everything
32 # *write*)   write
33 # *)         read
34 tests=(write rewrite clear_cache read reread)
35
36 # total # bytes written/read by any client node
37 min_per_client_size=${min_per_client_size:-"1G"}
38 min_total_size=${min_total_size:-"2G"}
39
40 # should each task do I/O to its own file?
41 file_per_task=${file_per_task:-1}
42
43 # the binaries
44 IOR=${IOR:-"/usr/local/sbin/IOR"}
45 llmount=${llmount:-"llmount"}
46 # Select mpirun, yod, or pdsh
47 fanout_cmd=${fanout_cmd:-"pdsh"}
48 # mpirun still uses pdsh for cleanup
49 pdsh=${pdsh:-"pdsh"}
50 pdsh_args="-R ssh -S -b -w "
51
52 # the result file prefix (date/time + hostname makes unique)
53 rslt_loc=${rslt_loc:-"/tmp"}
54 rslt=${rslt:-"$rslt_loc/ior_survey_`date +%F@%R`_`uname -n`"}
55
56 # where lustre is mounted on the clients
57 lustre=${lustre:-"/mnt/lustre"}
58
59 # basename of the test file(s)
60 testfile=${testfile:-"${lustre}/ior/ior_survey_testfile"}
61
62 #don't spin for MPI completions
63 export LIBELAN_WAITTYPE=0
64
65 ################################################################################
66 # dont change stuff below here unless you know what you're doing...
67
68 # This is to allow use of yod, pdsh, etc.
69 fanout() {
70         local clients=$1; shift
71         local tmpfile=$1; shift
72         local result
73         case $fanout_cmd in
74         'pdsh')
75                 $fanout_cmd $pdsh_args "$clients" "$@" >> $tmpfile 2>&1
76                 echo $?
77                 return
78                 ;;
79         'mpirun')
80                 # horrible misuse of globals
81                 $fanout_cmd -np $((ntask*nclnt)) "$@" >> $tmpfile 2>&1
82                 echo $?
83                 return
84                 ;;
85         'yod')
86                 # and another
87                 $fanout_cmd -np $((ntask*nclnt)) "$@" >> $tmpfile 2>&1
88                 echo $?
89                 return
90                 ;;
91                 
92         *)
93                 echo "255"
94                 return
95                 ;;
96         esac
97 }
98
99 dump_cache() {
100         # we are assuming mpi uses will also have pdsh
101         local clients=$1;shift
102         local tmpfile=$1;shift
103         clear_cache='lctl set_param ldlm.namespaces.*.lru_size=clear'
104         echo "=> $clear_cache" >> $tmpfile
105         $pdsh $pdsh_args "$test_clients" "$clear_cache" >> $tmpfile 2>&1 
106         status=$?
107         echo "Completion Status: $status" >> $tmpfile
108
109         if ((status)); then
110               echo "ERROR"
111         else
112               echo "OK"
113         fi
114 }
115 count_range() {
116     echo $1 | awk '{ nvals=split($1, vals, "-");\
117                      if (nvals == 1) print 1;\
118                      else if (nvals == 2) printf "%d\n", vals[2] - vals[1] + 1;}'
119 }
120
121 base_range() {
122     echo $1 | awk '{ split($1, vals, "-"); print vals[1]; }'
123 }
124
125 idx2nodenum() {
126     local n=$1; shift
127     while ((1)); do
128         local range=$1; shift
129         if [ -z "$range" ]; then
130             return
131         fi
132         chunk=`count_range $range`
133         if ((chunk > $n)); then
134             base=`base_range $range`
135             echo $((base + n))
136             return
137         fi
138         n=$((n-chunk))
139     done
140 }
141
142 n2noderange() {
143     local n=$1; shift
144     sep=""
145     nodes="["
146     while ((n > 0)); do
147         local range=$1; shift
148         if [ -z "$range" ]; then
149             return
150         fi
151         local base=`base_range $range`
152         local chunk=`count_range $range`
153         if ((chunk > $n)); then chunk=$n; fi
154         local nodes="${nodes}${sep}${base}"; sep=","
155         if ((chunk > 1)); then nodes="${nodes}-$((base+chunk-1))"; fi
156         n=$((n-chunk))
157     done
158     echo "${nodes}]"
159 }
160
161 countnodes() {
162     local radix=16384
163     local n=0
164     while ((radix > 0)); do
165         local nodes=`n2noderange $((n+radix)) $@`
166         if [ -n "$nodes" ]; then
167             n=$((n+radix))
168         fi
169         radix=$((radix/2))
170     done
171     echo $n
172 }
173
174 parse_number() {
175     local str=$1
176     case $str in
177         *G|*g) n=`echo $str | sed 's/[gG]//'`; echo $((n*1024*1024*1024));;
178         *M|*m) n=`echo $str | sed 's/[Mm]//'`; echo $((n*1024*1024));;
179         *K|*k) n=`echo $str | sed 's/[Kk]//'`; echo $((n*1024));;
180         *)     echo $1;;
181     esac
182 }
183
184 pp_number() {
185     local n=$1
186     local G=$((1024*1024*1024))
187     local M=$((1024*1024))
188     local K=$((1024))
189     if ((n%G == 0 && n >= $G)); then
190         echo "$((n/G))G"
191     elif ((n%M == 0 && n >= $M)); then
192         echo "$((n/M))M"
193     elif ((n%K == 0 && n >= $K)); then
194         echo "$((n/K))K"
195     else
196         echo $n
197     fi
198 }
199
200 if [ ${#tests[@]} -eq 0 -o "${tests[0]}" != "write" ]; then
201     echo "First test must be 'write'" 1>&2
202     exit 1
203 fi
204
205 rsltf="${rslt}.summary"
206 workf="${rslt}.detail"
207 echo -n > $rsltf
208 echo -n > $workf
209
210 print_summary () {
211     if [ "$1" = "-n" ]; then
212         minusn=$1; shift
213     else
214         minusn=""
215     fi
216     echo $minusn "$*" >> $rsltf
217     echo $minusn "$*"
218 }
219
220 check_mount() {
221     local lustre=$1; shift
222     local tmpb=$1; shift
223     local clients=$1; shift
224     local tmpfile=${tmpb}_tmp
225     # check lustre is mounted everywhere it's needed
226    cmd="grep $lustre /proc/mounts"
227    $pdsh $pdsh_args "$clients" "$cmd" >> $tmpfile
228    status=$?
229         if (($status)); then
230                 print_summary "Lustre NOT mounted on $lustre somewhere"
231         exit 1
232         fi
233
234 }
235 # convert params to actual numbers
236 min_per_client_size=`parse_number $min_per_client_size`
237 min_total_size=`parse_number $min_total_size`
238
239 rsize_lo=`parse_number $rsize_lo`
240 rsize_hi=`parse_number $rsize_hi`
241
242 # check on actual numbers of client nodes
243 nclients=`countnodes ${clients[@]}`
244 if ((clients_hi > $nclients)); then clients_hi=$nclients; fi
245
246 cur_date=`date`
247 machine=`uname -n`
248 script_name=`echo $0 | cut -d "/" -f2`
249
250 echo "$cur_date $script_name on $lustre from $machine" >> $workf
251
252 for ((rsize=$rsize_lo; rsize<=$rsize_hi; rsize$rsize_iterator)); do
253     pp_rsize=`pp_number $rsize`
254
255     for ((nclnt=$clients_lo; nclnt<=$clients_hi; nclnt$clients_iterator)); do
256         test_clients="${cluster}`n2noderange $nclnt ${clients[@]}`"
257         echo $test_clients
258         if [ "$fanout_cmd" = "pdsh" ] || [ "$fanout_cmd" = "mpirun" ];then
259                 check_mount $lustre $workf $test_clients
260         fi
261         per_client_size=$((min_total_size/nclnt))
262         if ((per_client_size < $min_per_client_size)); then
263             per_client_size=$min_per_client_size
264         fi
265
266         for ((ntask=$tasks_per_client_lo; ntask <= $tasks_per_client_hi; \
267                 ntask$tasks_per_client_iterator)); do
268             per_task_size=$((per_client_size/ntask))
269             if ((per_task_size%rsize != 0)); then
270                 per_task_size=$(((per_task_size/rsize + 1)*rsize))
271             fi
272             total_size=`pp_number $((per_task_size*nclnt*ntask))`
273             
274             hdrstr=`printf "Total: %5sB rsize: %4sB clients: %4d tasks: %3d: " \
275                 $total_size $pp_rsize $nclnt $ntask`
276             print_summary -n "$hdrstr"
277
278             for ((test_idx=0; test_idx < ${#tests[@]}; test_idx++)); do
279                 test=${tests[$test_idx]}
280                 
281                 print_summary -n "$test "
282                 echo "===========> ${hdrstr} on $test_clients doing $test" >> $workf
283                 tmpf=${workf}_tmp
284                 echo -n > $tmpf
285
286                 if [ "$test" = "clear_cache" ]; then
287                     if [ "$fanout_cmd" = "pdsh" ] || [ "$fanout_cmd" = "mpirun" ]; then
288                                 result=`dump_cache $test_clients $tmpf`
289                      else
290                                 echo "Haven't figured out how to clear cache" >> $tmpf
291                                 result="N/A"
292                      fi
293                 else
294
295                     cmdline=(
296                     $IOR                     # the command
297                     -o${testfile}            # test file prefix
298                     -b${per_task_size}       # bytes per task
299                     -t${rsize}               # record size
300                     -e                       # fsync before close
301                     -q                       # quit on error
302                     )
303
304                     idx=${#cmdline[@]}
305
306                     # keep the test file(s) unless this is the last test
307                     #((test_idx < ${#tests[@]}-1)) && cmdline[$((idx++))]="-k"
308                     cmdline[$((idx++))]="-k"
309
310                     # use the existing test file(s) unless this is the first test
311                     ((test_idx > 0)) && cmdline[$((idx++))]="-E"
312
313                     # file-per-task
314                     (($file_per_task)) && cmdline[$((idx++))]="-F"
315
316                     case "$test" in
317                     *write*) cmdline[$((idx++))]="-w"
318                              awkstr="Max Write";;
319                     *)       cmdline[$((idx++))]="-r"
320                              awkstr="Max Read";;
321                     esac
322
323                     echo "=> ${cmdline[@]}" >> $tmpf
324         
325                     status=`fanout $test_clients $tmpf ${cmdline[@]}`
326
327                     echo "Completion Status: $status" >> $tmpf
328                
329                     if (($status)); then
330                         result="ERROR"
331                     else
332                         # pdsh adds an extra field
333                         if [ "$fanout_cmd" = "pdsh" ]; then 
334                                 result=`awk < $tmpf "/$awkstr/ {print $ 4; found=1; exit}\
335                                              END       {if (!found) print \"ERROR\"}"`
336                         else
337                                 result=`awk < $tmpf "/$awkstr/ {print $ 3; found=1; exit}\
338                                              END       {if (!found) print \"ERROR\"}"`
339                         fi
340                     fi
341                 fi
342
343                 cat $tmpf >> $workf
344                 rm $tmpf
345
346                 str=`printf "%8s" "$result"`
347                 print_summary -n "$str "
348             done
349             print_summary ""
350         done
351     done
352 done
353