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c87b9c60 PM |
1 | #!/bin/bash |
2 | # | |
3 | # Run a series of 14 tests under KVM. These are not particularly | |
4 | # well-selected or well-tuned, but are the current set. Run from the | |
5 | # top level of the source tree. | |
6 | # | |
7 | # Edit the definitions below to set the locations of the various directories, | |
8 | # as well as the test duration. | |
9 | # | |
3327d924 | 10 | # Usage: kvm.sh [ options ] |
c87b9c60 PM |
11 | # |
12 | # This program is free software; you can redistribute it and/or modify | |
13 | # it under the terms of the GNU General Public License as published by | |
14 | # the Free Software Foundation; either version 2 of the License, or | |
15 | # (at your option) any later version. | |
16 | # | |
17 | # This program is distributed in the hope that it will be useful, | |
18 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | # GNU General Public License for more details. | |
21 | # | |
22 | # You should have received a copy of the GNU General Public License | |
0e342a87 PM |
23 | # along with this program; if not, you can access it online at |
24 | # http://www.gnu.org/licenses/gpl-2.0.html. | |
c87b9c60 PM |
25 | # |
26 | # Copyright (C) IBM Corporation, 2011 | |
27 | # | |
28 | # Authors: Paul E. McKenney <paulmck@linux.vnet.ibm.com> | |
29 | ||
30 | scriptname=$0 | |
330a76f1 | 31 | args="$*" |
c87b9c60 | 32 | |
43e38ab3 PM |
33 | T=/tmp/kvm.sh.$$ |
34 | trap 'rm -rf $T' 0 | |
35 | mkdir $T | |
36 | ||
c87b9c60 | 37 | dur=30 |
a7582815 | 38 | dryrun="" |
73931b5e | 39 | KVM="`pwd`/tools/testing/selftests/rcutorture"; export KVM |
32caccb8 | 40 | PATH=${KVM}/bin:$PATH; export PATH |
8c55f227 | 41 | TORTURE_DEFCONFIG=defconfig |
f189cc8c | 42 | TORTURE_BOOT_IMAGE="" |
2f66dbc1 | 43 | TORTURE_INITRD="$KVM/initrd"; export TORTURE_INITRD |
58d280bd | 44 | TORTURE_KMAKE_ARG="" |
542e8332 | 45 | TORTURE_SHUTDOWN_GRACE=180 |
61010e74 | 46 | TORTURE_SUITE=rcu |
c87b9c60 | 47 | resdir="" |
4275be83 | 48 | configs="" |
43e38ab3 | 49 | cpus=0 |
847bfd25 | 50 | ds=`date +%Y.%m.%d-%H:%M:%S` |
c87b9c60 | 51 | |
32caccb8 PM |
52 | . functions.sh |
53 | ||
c87b9c60 PM |
54 | usage () { |
55 | echo "Usage: $scriptname optional arguments:" | |
7dca9273 | 56 | echo " --bootargs kernel-boot-arguments" |
f189cc8c | 57 | echo " --bootimage relative-path-to-kernel-boot-image" |
11274813 | 58 | echo " --buildonly" |
7d3bb54a | 59 | echo " --configs \"config-file list w/ repeat factor (3*TINY01)\"" |
43e38ab3 | 60 | echo " --cpus N" |
847bfd25 | 61 | echo " --datestamp string" |
8c55f227 | 62 | echo " --defconfig string" |
a7582815 | 63 | echo " --dryrun sched|script" |
c87b9c60 | 64 | echo " --duration minutes" |
315c540d | 65 | echo " --interactive" |
74878fb6 | 66 | echo " --kmake-arg kernel-make-arguments" |
315c540d | 67 | echo " --mac nn:nn:nn:nn:nn:nn" |
73931b5e | 68 | echo " --no-initrd" |
e9ce6400 | 69 | echo " --qemu-args qemu-system-..." |
4f8a0312 | 70 | echo " --qemu-cmd qemu-system-..." |
61010e74 PM |
71 | echo " --results absolute-pathname" |
72 | echo " --torture rcu" | |
c87b9c60 PM |
73 | exit 1 |
74 | } | |
75 | ||
c87b9c60 PM |
76 | while test $# -gt 0 |
77 | do | |
c87b9c60 | 78 | case "$1" in |
a8c06024 | 79 | --bootargs|--bootarg) |
7dca9273 | 80 | checkarg --bootargs "(list of kernel boot arguments)" "$#" "$2" '.*' '^--' |
98bc8cc8 | 81 | TORTURE_BOOTARGS="$2" |
7dca9273 PM |
82 | shift |
83 | ;; | |
f189cc8c PM |
84 | --bootimage) |
85 | checkarg --bootimage "(relative path to kernel boot image)" "$#" "$2" '[a-zA-Z0-9][a-zA-Z0-9_]*' '^--' | |
86 | TORTURE_BOOT_IMAGE="$2" | |
87 | shift | |
88 | ;; | |
11274813 | 89 | --buildonly) |
805ffee2 | 90 | TORTURE_BUILDONLY=1 |
11274813 | 91 | ;; |
a8c06024 | 92 | --configs|--config) |
c87b9c60 PM |
93 | checkarg --configs "(list of config files)" "$#" "$2" '^[^/]*$' '^--' |
94 | configs="$2" | |
95 | shift | |
96 | ;; | |
43e38ab3 PM |
97 | --cpus) |
98 | checkarg --cpus "(number)" "$#" "$2" '^[0-9]*$' '^--' | |
99 | cpus=$2 | |
100 | shift | |
101 | ;; | |
847bfd25 PM |
102 | --datestamp) |
103 | checkarg --datestamp "(relative pathname)" "$#" "$2" '^[^/]*$' '^--' | |
104 | ds=$2 | |
105 | shift | |
106 | ;; | |
8c55f227 PM |
107 | --defconfig) |
108 | checkarg --defconfig "defconfigtype" "$#" "$2" '^[^/][^/]*$' '^--' | |
109 | TORTURE_DEFCONFIG=$2 | |
110 | shift | |
111 | ;; | |
a7582815 PM |
112 | --dryrun) |
113 | checkarg --dryrun "sched|script" $# "$2" 'sched\|script' '^--' | |
114 | dryrun=$2 | |
115 | shift | |
116 | ;; | |
c87b9c60 | 117 | --duration) |
e9ce6400 | 118 | checkarg --duration "(minutes)" $# "$2" '^[0-9]*$' '^error' |
c87b9c60 PM |
119 | dur=$2 |
120 | shift | |
121 | ;; | |
315c540d | 122 | --interactive) |
a0edd47c | 123 | TORTURE_QEMU_INTERACTIVE=1; export TORTURE_QEMU_INTERACTIVE |
315c540d | 124 | ;; |
74878fb6 PM |
125 | --kmake-arg) |
126 | checkarg --kmake-arg "(kernel make arguments)" $# "$2" '.*' '^error$' | |
58d280bd | 127 | TORTURE_KMAKE_ARG="$2" |
74878fb6 PM |
128 | shift |
129 | ;; | |
315c540d PM |
130 | --mac) |
131 | checkarg --mac "(MAC address)" $# "$2" '^\([0-9a-fA-F]\{2\}:\)\{5\}[0-9a-fA-F]\{2\}$' error | |
58f724f7 | 132 | TORTURE_QEMU_MAC=$2 |
315c540d PM |
133 | shift |
134 | ;; | |
73931b5e | 135 | --no-initrd) |
2f66dbc1 | 136 | TORTURE_INITRD=""; export TORTURE_INITRD |
73931b5e | 137 | ;; |
a8c06024 | 138 | --qemu-args|--qemu-arg) |
e9ce6400 | 139 | checkarg --qemu-args "-qemu args" $# "$2" '^-' '^error' |
d1b1e517 | 140 | TORTURE_QEMU_ARG="$2" |
e9ce6400 PM |
141 | shift |
142 | ;; | |
4f8a0312 PM |
143 | --qemu-cmd) |
144 | checkarg --qemu-cmd "(qemu-system-...)" $# "$2" 'qemu-system-' '^--' | |
250da31e | 145 | TORTURE_QEMU_CMD="$2" |
4f8a0312 PM |
146 | shift |
147 | ;; | |
c87b9c60 | 148 | --results) |
e9ce6400 | 149 | checkarg --results "(absolute pathname)" "$#" "$2" '^/' '^error' |
c87b9c60 PM |
150 | resdir=$2 |
151 | shift | |
152 | ;; | |
542e8332 PM |
153 | --shutdown-grace) |
154 | checkarg --shutdown-grace "(seconds)" "$#" "$2" '^[0-9]*$' '^error' | |
155 | TORTURE_SHUTDOWN_GRACE=$2 | |
156 | shift | |
157 | ;; | |
61010e74 | 158 | --torture) |
9dfa5b35 | 159 | checkarg --torture "(suite name)" "$#" "$2" '^\(lock\|rcu\)$' '^--' |
61010e74 PM |
160 | TORTURE_SUITE=$2 |
161 | shift | |
162 | ;; | |
c87b9c60 | 163 | *) |
2bcdf4e3 | 164 | echo Unknown argument $1 |
c87b9c60 PM |
165 | usage |
166 | ;; | |
167 | esac | |
168 | shift | |
169 | done | |
170 | ||
61010e74 | 171 | CONFIGFRAG=${KVM}/configs/${TORTURE_SUITE}; export CONFIGFRAG |
4275be83 PM |
172 | |
173 | if test -z "$configs" | |
174 | then | |
edae018d | 175 | configs="`cat $CONFIGFRAG/CFLIST`" |
4275be83 | 176 | fi |
c87b9c60 PM |
177 | |
178 | if test -z "$resdir" | |
179 | then | |
180 | resdir=$KVM/res | |
daeda23d PM |
181 | fi |
182 | ||
78ad0693 | 183 | # Create a file of test-name/#cpus pairs, sorted by decreasing #cpus. |
43e38ab3 | 184 | touch $T/cfgcpu |
c87b9c60 PM |
185 | for CF in $configs |
186 | do | |
7d3bb54a PM |
187 | case $CF in |
188 | [0-9]\**|[0-9][0-9]\**|[0-9][0-9][0-9]\**) | |
189 | config_reps=`echo $CF | sed -e 's/\*.*$//'` | |
190 | CF1=`echo $CF | sed -e 's/^[^*]*\*//'` | |
191 | ;; | |
192 | *) | |
193 | config_reps=1 | |
194 | CF1=$CF | |
195 | ;; | |
196 | esac | |
197 | if test -f "$CONFIGFRAG/$CF1" | |
f43f8f73 | 198 | then |
7d3bb54a PM |
199 | cpu_count=`configNR_CPUS.sh $CONFIGFRAG/$CF1` |
200 | cpu_count=`configfrag_boot_cpus "$TORTURE_BOOTARGS" "$CONFIGFRAG/$CF1" "$cpu_count"` | |
201 | for ((cur_rep=0;cur_rep<$config_reps;cur_rep++)) | |
202 | do | |
203 | echo $CF1 $cpu_count >> $T/cfgcpu | |
204 | done | |
43e38ab3 | 205 | else |
7d3bb54a | 206 | echo "The --configs file $CF1 does not exist, terminating." |
43e38ab3 | 207 | exit 1 |
f43f8f73 | 208 | fi |
c87b9c60 | 209 | done |
43e38ab3 PM |
210 | sort -k2nr $T/cfgcpu > $T/cfgcpu.sort |
211 | ||
78ad0693 | 212 | # Use a greedy bin-packing algorithm, sorting the list accordingly. |
53954671 PM |
213 | awk < $T/cfgcpu.sort > $T/cfgcpu.pack -v ncpus=$cpus ' |
214 | BEGIN { | |
215 | njobs = 0; | |
216 | } | |
217 | ||
218 | { | |
78ad0693 | 219 | # Read file of tests and corresponding required numbers of CPUs. |
53954671 PM |
220 | cf[njobs] = $1; |
221 | cpus[njobs] = $2; | |
222 | njobs++; | |
223 | } | |
224 | ||
225 | END { | |
226 | alldone = 0; | |
227 | batch = 0; | |
228 | nc = -1; | |
78ad0693 PM |
229 | |
230 | # Each pass through the following loop creates on test batch | |
231 | # that can be executed concurrently given ncpus. Note that a | |
232 | # given test that requires more than the available CPUs will run in | |
233 | # their own batch. Such tests just have to make do with what | |
234 | # is available. | |
53954671 PM |
235 | while (nc != ncpus) { |
236 | batch++; | |
237 | nc = ncpus; | |
78ad0693 PM |
238 | |
239 | # Each pass through the following loop considers one | |
240 | # test for inclusion in the current batch. | |
53954671 PM |
241 | for (i = 0; i < njobs; i++) { |
242 | if (done[i]) | |
78ad0693 | 243 | continue; # Already part of a batch. |
53954671 | 244 | if (nc >= cpus[i] || nc == ncpus) { |
78ad0693 PM |
245 | |
246 | # This test fits into the current batch. | |
53954671 PM |
247 | done[i] = batch; |
248 | nc -= cpus[i]; | |
249 | if (nc <= 0) | |
78ad0693 | 250 | break; # Too-big test in its own batch. |
53954671 PM |
251 | } |
252 | } | |
253 | } | |
78ad0693 PM |
254 | |
255 | # Dump out the tests in batch order. | |
53954671 PM |
256 | for (b = 1; b <= batch; b++) |
257 | for (i = 0; i < njobs; i++) | |
258 | if (done[i] == b) | |
259 | print cf[i], cpus[i]; | |
260 | }' | |
261 | ||
78ad0693 | 262 | # Generate a script to execute the tests in appropriate batches. |
61010e74 | 263 | cat << ___EOF___ > $T/script |
14d9d84c PM |
264 | CONFIGFRAG="$CONFIGFRAG"; export CONFIGFRAG |
265 | KVM="$KVM"; export KVM | |
14d9d84c | 266 | PATH="$PATH"; export PATH |
f189cc8c | 267 | TORTURE_BOOT_IMAGE="$TORTURE_BOOT_IMAGE"; export TORTURE_BOOT_IMAGE |
14d9d84c | 268 | TORTURE_BUILDONLY="$TORTURE_BUILDONLY"; export TORTURE_BUILDONLY |
8c55f227 | 269 | TORTURE_DEFCONFIG="$TORTURE_DEFCONFIG"; export TORTURE_DEFCONFIG |
14d9d84c PM |
270 | TORTURE_INITRD="$TORTURE_INITRD"; export TORTURE_INITRD |
271 | TORTURE_KMAKE_ARG="$TORTURE_KMAKE_ARG"; export TORTURE_KMAKE_ARG | |
272 | TORTURE_QEMU_CMD="$TORTURE_QEMU_CMD"; export TORTURE_QEMU_CMD | |
273 | TORTURE_QEMU_INTERACTIVE="$TORTURE_QEMU_INTERACTIVE"; export TORTURE_QEMU_INTERACTIVE | |
274 | TORTURE_QEMU_MAC="$TORTURE_QEMU_MAC"; export TORTURE_QEMU_MAC | |
542e8332 | 275 | TORTURE_SHUTDOWN_GRACE="$TORTURE_SHUTDOWN_GRACE"; export TORTURE_SHUTDOWN_GRACE |
14d9d84c | 276 | TORTURE_SUITE="$TORTURE_SUITE"; export TORTURE_SUITE |
1f5d0920 PM |
277 | if ! test -e $resdir |
278 | then | |
279 | mkdir -p "$resdir" || : | |
280 | fi | |
281 | mkdir $resdir/$ds | |
282 | echo Results directory: $resdir/$ds | |
283 | echo $scriptname $args | |
284 | touch $resdir/$ds/log | |
285 | echo $scriptname $args >> $resdir/$ds/log | |
286 | echo ${TORTURE_SUITE} > $resdir/$ds/TORTURE_SUITE | |
287 | pwd > $resdir/$ds/testid.txt | |
288 | if test -d .git | |
289 | then | |
290 | git status >> $resdir/$ds/testid.txt | |
291 | git rev-parse HEAD >> $resdir/$ds/testid.txt | |
8be7f505 PM |
292 | if ! git diff HEAD > $T/git-diff 2>&1 |
293 | then | |
294 | cp $T/git-diff $resdir/$ds | |
295 | fi | |
1f5d0920 | 296 | fi |
61010e74 | 297 | ___EOF___ |
53954671 | 298 | awk < $T/cfgcpu.pack \ |
edae018d | 299 | -v CONFIGDIR="$CONFIGFRAG/" \ |
43e38ab3 PM |
300 | -v KVM="$KVM" \ |
301 | -v ncpus=$cpus \ | |
302 | -v rd=$resdir/$ds/ \ | |
303 | -v dur=$dur \ | |
06188731 PM |
304 | -v TORTURE_QEMU_ARG="$TORTURE_QEMU_ARG" \ |
305 | -v TORTURE_BOOTARGS="$TORTURE_BOOTARGS" \ | |
43e38ab3 PM |
306 | 'BEGIN { |
307 | i = 0; | |
308 | } | |
309 | ||
310 | { | |
311 | cf[i] = $1; | |
312 | cpus[i] = $2; | |
313 | i++; | |
314 | } | |
315 | ||
78ad0693 | 316 | # Dump out the scripting required to run one test batch. |
83977d27 | 317 | function dump(first, pastlast, batchnum) |
43e38ab3 | 318 | { |
83977d27 PM |
319 | print "echo ----Start batch " batchnum ": `date`"; |
320 | print "echo ----Start batch " batchnum ": `date` >> " rd "/log"; | |
43e38ab3 PM |
321 | jn=1 |
322 | for (j = first; j < pastlast; j++) { | |
323 | builddir=KVM "/b" jn | |
0ae3f73a | 324 | cpusr[jn] = cpus[j]; |
43e38ab3 | 325 | if (cfrep[cf[j]] == "") { |
0ae3f73a | 326 | cfr[jn] = cf[j]; |
43e38ab3 PM |
327 | cfrep[cf[j]] = 1; |
328 | } else { | |
329 | cfrep[cf[j]]++; | |
0ae3f73a | 330 | cfr[jn] = cf[j] "." cfrep[cf[j]]; |
43e38ab3 | 331 | } |
df1cc81b | 332 | if (cpusr[jn] > ncpus && ncpus != 0) |
91afa21d | 333 | ovf = "-ovf"; |
df1cc81b PM |
334 | else |
335 | ovf = ""; | |
3c626237 | 336 | print "echo ", cfr[jn], cpusr[jn] ovf ": Starting build. `date`"; |
73fa867e | 337 | print "echo ", cfr[jn], cpusr[jn] ovf ": Starting build. `date` >> " rd "/log"; |
0ae3f73a PM |
338 | print "rm -f " builddir ".*"; |
339 | print "touch " builddir ".wait"; | |
340 | print "mkdir " builddir " > /dev/null 2>&1 || :"; | |
341 | print "mkdir " rd cfr[jn] " || :"; | |
d1b1e517 | 342 | print "kvm-test-1-run.sh " CONFIGDIR cf[j], builddir, rd cfr[jn], dur " \"" TORTURE_QEMU_ARG "\" \"" TORTURE_BOOTARGS "\" > " rd cfr[jn] "/kvm-test-1-run.sh.out 2>&1 &" |
73fa867e PM |
343 | print "echo ", cfr[jn], cpusr[jn] ovf ": Waiting for build to complete. `date`"; |
344 | print "echo ", cfr[jn], cpusr[jn] ovf ": Waiting for build to complete. `date` >> " rd "/log"; | |
43e38ab3 PM |
345 | print "while test -f " builddir ".wait" |
346 | print "do" | |
347 | print "\tsleep 1" | |
348 | print "done" | |
73fa867e PM |
349 | print "echo ", cfr[jn], cpusr[jn] ovf ": Build complete. `date`"; |
350 | print "echo ", cfr[jn], cpusr[jn] ovf ": Build complete. `date` >> " rd "/log"; | |
43e38ab3 PM |
351 | jn++; |
352 | } | |
43e38ab3 PM |
353 | for (j = 1; j < jn; j++) { |
354 | builddir=KVM "/b" j | |
355 | print "rm -f " builddir ".ready" | |
9bee2c6f PM |
356 | print "if test -z \"$TORTURE_BUILDONLY\"" |
357 | print "then" | |
358 | print "\techo ----", cfr[j], cpusr[j] ovf ": Starting kernel. `date`"; | |
359 | print "\techo ----", cfr[j], cpusr[j] ovf ": Starting kernel. `date` >> " rd "/log"; | |
360 | print "fi" | |
43e38ab3 PM |
361 | } |
362 | print "wait" | |
9bee2c6f PM |
363 | print "if test -z \"$TORTURE_BUILDONLY\"" |
364 | print "then" | |
365 | print "\techo ---- All kernel runs complete. `date`"; | |
366 | print "\techo ---- All kernel runs complete. `date` >> " rd "/log"; | |
367 | print "fi" | |
43e38ab3 PM |
368 | for (j = 1; j < jn; j++) { |
369 | builddir=KVM "/b" j | |
73fa867e PM |
370 | print "echo ----", cfr[j], cpusr[j] ovf ": Build/run results:"; |
371 | print "echo ----", cfr[j], cpusr[j] ovf ": Build/run results: >> " rd "/log"; | |
372 | print "cat " rd cfr[j] "/kvm-test-1-run.sh.out"; | |
373 | print "cat " rd cfr[j] "/kvm-test-1-run.sh.out >> " rd "/log"; | |
43e38ab3 PM |
374 | } |
375 | } | |
376 | ||
377 | END { | |
378 | njobs = i; | |
379 | nc = ncpus; | |
380 | first = 0; | |
83977d27 | 381 | batchnum = 1; |
78ad0693 PM |
382 | |
383 | # Each pass through the following loop considers one test. | |
43e38ab3 PM |
384 | for (i = 0; i < njobs; i++) { |
385 | if (ncpus == 0) { | |
78ad0693 | 386 | # Sequential test specified, each test its own batch. |
83977d27 | 387 | dump(i, i + 1, batchnum); |
43e38ab3 | 388 | first = i; |
83977d27 | 389 | batchnum++; |
43e38ab3 | 390 | } else if (nc < cpus[i] && i != 0) { |
78ad0693 | 391 | # Out of CPUs, dump out a batch. |
83977d27 | 392 | dump(first, i, batchnum); |
43e38ab3 PM |
393 | first = i; |
394 | nc = ncpus; | |
83977d27 | 395 | batchnum++; |
43e38ab3 | 396 | } |
78ad0693 | 397 | # Account for the CPUs needed by the current test. |
43e38ab3 PM |
398 | nc -= cpus[i]; |
399 | } | |
78ad0693 | 400 | # Dump the last batch. |
43e38ab3 | 401 | if (ncpus != 0) |
83977d27 | 402 | dump(first, i, batchnum); |
61010e74 | 403 | }' >> $T/script |
43e38ab3 | 404 | |
1f5d0920 PM |
405 | cat << ___EOF___ >> $T/script |
406 | echo | |
407 | echo | |
408 | echo " --- `date` Test summary:" | |
409 | echo Results directory: $resdir/$ds | |
9bee2c6f | 410 | kvm-recheck.sh $resdir/$ds |
1f5d0920 PM |
411 | ___EOF___ |
412 | ||
a7582815 PM |
413 | if test "$dryrun" = script |
414 | then | |
a7582815 PM |
415 | cat $T/script |
416 | exit 0 | |
417 | elif test "$dryrun" = sched | |
418 | then | |
78ad0693 | 419 | # Extract the test run schedule from the script. |
9352ad13 PM |
420 | egrep 'Start batch|Starting build\.' $T/script | |
421 | grep -v ">>" | | |
a7582815 PM |
422 | sed -e 's/:.*$//' -e 's/^echo //' |
423 | exit 0 | |
424 | else | |
9bee2c6f | 425 | # Not a dryrun, so run the script. |
a7582815 PM |
426 | sh $T/script |
427 | fi | |
43e38ab3 | 428 | |
782ab4cd | 429 | # Tracing: trace_event=rcu:rcu_grace_period,rcu:rcu_future_grace_period,rcu:rcu_grace_period_init,rcu:rcu_nocb_wake,rcu:rcu_preempt_task,rcu:rcu_unlock_preempted_task,rcu:rcu_quiescent_state_report,rcu:rcu_fqs,rcu:rcu_callback,rcu:rcu_kfree_callback,rcu:rcu_batch_start,rcu:rcu_invoke_callback,rcu:rcu_invoke_kfree_callback,rcu:rcu_batch_end,rcu:rcu_torture_read,rcu:rcu_barrier |