tests/regression/ust/overlap/test_overlap

   1 #!/bin/bash
   2 #
   3 # Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
   4 #
   5 # This library is free software; you can redistribute it and/or modify it under
   6 # the terms of the GNU Lesser General Public License as published by the Free
   7 # Software Foundation; version 2.1 of the License.
   8 #
   9 # This library is distributed in the hope that it will be useful, but WITHOUT
  10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  11 # FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
  12 # details.
  13 #
  14 # You should have received a copy of the GNU Lesser General Public License
  15 # along with this library; if not, write to the Free Software Foundation, Inc.,
  16 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
  17 TEST_DESC="UST - Wildcard overlap"
  18
  19 CURDIR=$(dirname $0)/
  20 TESTDIR=$CURDIR/../../..
  21 SESSION_NAME="wildcard-overlap"
  22
  23 DEMO_EVENT1="ust_tests_demo:starting"
  24 DEMO_EVENT1_2="ust_tests_demo:done"
  25 DEMO_EVENT2="ust_tests_demo2:loop"
  26 DEMO_EVENT3="ust_tests_demo3:done"
  27
  28 NUM_DEMO1_EVENT=1
  29 NUM_DEMO1_2_EVENT=1
  30 NUM_DEMO2_EVENT=5
  31 NUM_DEMO3_EVENT=1
  32
  33 NUM_TESTS=260
  34
  35 source $TESTDIR/utils/utils.sh
  36
  37 print_test_banner "$TEST_DESC"
  38
  39 if [ ! -x "$CURDIR/demo/demo" ]; then
  40         BAIL_OUT "No UST nevents binary detected."
  41 fi
  42
  43 # MUST set TESTDIR before calling those functions
  44
  45 run_demo_app()
  46 {
  47         cd $CURDIR/demo
  48
  49         # Start test
  50         ./demo-trace >/dev/null 2>&1
  51         ok $? "Start application"
  52
  53         cd -
  54 }
  55
  56 # Ease our life a bit ;)
  57 trace_match_demo1_events()
  58 {
  59         trace_matches "$DEMO_EVENT1" $NUM_DEMO1_EVENT $TRACE_PATH
  60         trace_matches "$DEMO_EVENT1_2" $NUM_DEMO1_EVENT $TRACE_PATH
  61 }
  62
  63 # Ease our life a bit ;)
  64 trace_match_all_demo_events()
  65 {
  66         trace_match_demo1_events
  67         trace_matches "$DEMO_EVENT2" $NUM_DEMO2_EVENT $TRACE_PATH
  68         trace_matches "$DEMO_EVENT3" $NUM_DEMO3_EVENT $TRACE_PATH
  69 }
  70
  71 # Ease our life a bit ;)
  72 trace_match_no_demo_events()
  73 {
  74         trace_matches "$DEMO_EVENT1" 0 $TRACE_PATH
  75         trace_matches "$DEMO_EVENT1_2" 0 $TRACE_PATH
  76         trace_matches "$DEMO_EVENT2" 0 $TRACE_PATH
  77         trace_matches "$DEMO_EVENT3" 0 $TRACE_PATH
  78 }
  79
  80 # Expect all "demo" events, no duplicate.
  81 test_enable_simple_wildcard()
  82 {
  83         local event_wild1="us*"
  84         local event_wild2="ust*"
  85
  86         diag "Simple wildcard overlap"
  87
  88         enable_ust_lttng_event $SESSION_NAME "$event_wild1"
  89         enable_ust_lttng_event $SESSION_NAME "$event_wild2"
  90
  91         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
  92
  93         run_demo_app
  94
  95         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
  96
  97         trace_match_all_demo_events
  98
  99         return $?
 100 }
 101
 102 # Expect all "demo" events, no duplicate.
 103 test_enable_wildcard_filter()
 104 {
 105         local event_wild1="us*"
 106         local event_wild2="ust*"
 107
 108         diag "Wildcard overlap with filter"
 109
 110         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==1"
 111         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==0"
 112
 113         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 114
 115         run_demo_app
 116
 117         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 118
 119         trace_match_all_demo_events
 120         return $?
 121 }
 122
 123 # Expect all "demo" events, no duplicate.
 124 test_enable_wildcard_filter_2()
 125 {
 126         local event_wild1="us*"
 127         local event_wild2="ust*"
 128
 129         diag "Wildcard overlap with filter 2"
 130
 131         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==0"
 132         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==1"
 133
 134         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 135
 136         run_demo_app
 137
 138         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 139
 140         trace_match_all_demo_events
 141         return $?
 142 }
 143
 144 # Expect all "demo" events, no duplicate.
 145 test_enable_wildcard_filter_3()
 146 {
 147         local event_wild1="us*"
 148         local event_wild2="ust*"
 149
 150         diag "Wildcard overlap with filter 3"
 151
 152         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==1"
 153         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==1"
 154
 155         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 156
 157         run_demo_app
 158
 159         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 160
 161         trace_match_all_demo_events
 162         return $?
 163 }
 164
 165 # Expected: No events.
 166 test_enable_wildcard_filter_4()
 167 {
 168         local event_wild1="us*"
 169         local event_wild2="ust*"
 170
 171         diag "Wildcard overlap with filter 4"
 172
 173         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==0"
 174         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==0"
 175
 176         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 177
 178         run_demo_app
 179
 180         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 181
 182         trace_match_no_demo_events
 183         return $?
 184 }
 185
 186 # Expect all "demo" events, no duplicate.
 187 test_enable_wildcard_filter_5()
 188 {
 189         local event_wild1="us*"
 190         local event_wild2="$DEMO_EVENT1"
 191
 192         diag "Wildcard overlap with filter 5"
 193
 194         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==1"
 195         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==0"
 196
 197         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 198
 199         run_demo_app
 200
 201         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 202
 203         trace_match_all_demo_events
 204         return $?
 205 }
 206
 207 # Expect all $DEMO_EVENT1 events, no duplicate.
 208 test_enable_wildcard_filter_6()
 209 {
 210         local event_wild1="us*"
 211         local event_wild2="$DEMO_EVENT1"
 212
 213         diag "Wildcard overlap with filter 6"
 214
 215         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==0"
 216         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==1"
 217
 218         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 219
 220         run_demo_app
 221
 222         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 223
 224         trace_matches $DEMO_EVENT1 $NUM_DEMO1_EVENT $TRACE_PATH
 225         trace_matches $DEMO_EVENT1_2 0 $TRACE_PATH
 226         trace_matches $DEMO_EVENT2 0 $TRACE_PATH
 227         trace_matches $DEMO_EVENT3 0 $TRACE_PATH
 228         return $?
 229 }
 230
 231 # Expect all events, no duplicate.
 232 test_enable_wildcard_filter_7()
 233 {
 234         local event_wild1="us*"
 235         local event_wild2="$DEMO_EVENT1"
 236
 237         diag "Wildcard overlap with filter 7"
 238
 239         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==1"
 240         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==1"
 241
 242         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 243
 244         run_demo_app
 245
 246         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 247
 248         trace_match_all_demo_events
 249         return $?
 250 }
 251
 252 # Expected: No events.
 253 test_enable_wildcard_filter_8()
 254 {
 255         local event_wild1="us*"
 256         local event_wild2="$DEMO_EVENT1"
 257
 258         diag "Wildcard overlap with filter 8"
 259
 260         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==0"
 261         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==0"
 262
 263         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 264
 265         run_demo_app
 266
 267         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 268
 269         trace_match_no_demo_events
 270         return $?
 271 }
 272
 273 # Expect all events.
 274 test_enable_same_wildcard_filter()
 275 {
 276         local event_wild1="ust*"
 277         local event_wild2="ust*"
 278
 279         diag "Same wildcard overlap with filter"
 280
 281         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==1&&1==1"
 282         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==1"
 283
 284         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 285
 286         run_demo_app
 287
 288         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 289
 290         trace_match_all_demo_events
 291         return $?
 292 }
 293
 294 # Expect all events.
 295 test_enable_same_wildcard_filter_2()
 296 {
 297         local event_wild1="ust*"
 298         local event_wild2="ust*"
 299
 300         diag "Same wildcard overlap with filter 2"
 301
 302         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==1"
 303
 304         # Enabling the same events with same filters should fail
 305         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_wild2" -s $SESSION_NAME -u --filter "1==1" >/dev/null 2>&1
 306
 307         if [ $? -eq 1 ]; then
 308             pass "Enable event $event_name with filtering for session $sess_name twice failure detected"
 309         else
 310             fail "Enable event $event_name with filtering for session $sess_name twice failure detected"
 311         fi
 312
 313         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 314
 315         run_demo_app
 316
 317         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 318
 319         trace_match_all_demo_events
 320         return $?
 321 }
 322
 323 # Expect all events.
 324 test_enable_same_wildcard_filter_3()
 325 {
 326         local event_wild1="ust*"
 327         local event_wild2="ust*"
 328
 329         diag "Same wildcard overlap with filter 3"
 330
 331         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==1"
 332         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==0"
 333
 334         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 335
 336         run_demo_app
 337
 338         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 339
 340         trace_match_all_demo_events
 341         return $?
 342 }
 343
 344 # Expected: No events.
 345 test_enable_same_wildcard_filter_4()
 346 {
 347         local event_wild1="ust*"
 348         local event_wild2="ust*"
 349
 350         diag "Same wildcard overlap with filter 4"
 351
 352         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==0&&1==0"
 353         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==0"
 354
 355         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 356
 357         run_demo_app
 358
 359         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 360
 361         trace_match_no_demo_events
 362         return $?
 363 }
 364
 365 # Expected: Only $DEMO_EVENT1
 366 test_enable_same_event_filter()
 367 {
 368         local event_wild1="$DEMO_EVENT1"
 369         local event_wild2="$DEMO_EVENT1"
 370
 371         diag "Enable same event with filter."
 372
 373         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==1&&1==1"
 374         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==1"
 375
 376         disable_ust_lttng_event $SESSION_NAME "ust*"
 377
 378         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 379
 380         run_demo_app
 381
 382         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 383
 384         trace_matches $DEMO_EVENT1 $NUM_DEMO1_EVENT $TRACE_PATH
 385         trace_matches $DEMO_EVENT1_2 0 $TRACE_PATH
 386         trace_matches $DEMO_EVENT2 0 $TRACE_PATH
 387         trace_matches $DEMO_EVENT3 0 $TRACE_PATH
 388         return $?
 389 }
 390
 391 # Expected: No events.
 392 test_disable_same_wildcard_filter()
 393 {
 394         local event_wild1="ust*"
 395         local event_wild2="ust*"
 396
 397         diag "Disable same wildcard with filter."
 398
 399         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild1" "1==1&&1==1"
 400         enable_ust_lttng_event_filter $SESSION_NAME "$event_wild2" "1==1"
 401
 402         disable_ust_lttng_event $SESSION_NAME "ust*"
 403
 404         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 405
 406         run_demo_app
 407
 408         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 409
 410         trace_match_no_demo_events
 411         return $?
 412 }
 413
 414 # Expect no events
 415 test_enable_bad_wildcard()
 416 {
 417         # Invalid event
 418         local event_wild1="ust_tests_demo"
 419         local event_wild2="ust_tests_demo2"
 420         local event_wild3="ust_tests_demo3"
 421
 422         diag "Enable bad wildcard"
 423
 424         enable_ust_lttng_event $SESSION_NAME "$event_wild1"
 425         enable_ust_lttng_event $SESSION_NAME "$event_wild2"
 426         enable_ust_lttng_event $SESSION_NAME "$event_wild3"
 427
 428         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 429
 430         run_demo_app
 431
 432         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 433
 434         trace_match_no_demo_events
 435         return $?
 436 }
 437
 438 # Expect all "demo" events, no duplicate.
 439 test_enable_simple_wildcard_2()
 440 {
 441         local event_wild1="us*"
 442         local event_wild2="$DEMO_EVENT1"
 443
 444         diag "Simple wildcard 2"
 445
 446         enable_ust_lttng_event $SESSION_NAME "$event_wild1"
 447         enable_ust_lttng_event $SESSION_NAME "$event_wild2"
 448
 449         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 450
 451         run_demo_app
 452
 453         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 454
 455         trace_match_all_demo_events
 456         return $?
 457 }
 458
 459 # Expected: all CRIT events, + all warning events.
 460 test_enable_loglevel_overlap()
 461 {
 462         local event_wild1="us*"
 463         local event_wild2="ust*"
 464
 465         diag "Enable loglevel overlap"
 466
 467         enable_ust_lttng_event_loglevel $SESSION_NAME "$event_wild1" "TRACE_WARNING"
 468         enable_ust_lttng_event_loglevel $SESSION_NAME "$event_wild2" "TRACE_CRIT"
 469
 470         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 471
 472         run_demo_app
 473
 474         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 475
 476         trace_match_all_demo_events
 477         return $?
 478 }
 479
 480 # Expected: all CRIT events, + all warning events.
 481 test_enable_loglevel_only_overlap()
 482 {
 483         local event_wild1="us*"
 484         local event_wild2="ust*"
 485
 486         diag "Enable loglevel only overlap"
 487
 488         enable_ust_lttng_event_loglevel $SESSION_NAME "$event_wild1" "TRACE_WARNING"
 489         enable_ust_lttng_event_loglevel_only $SESSION_NAME "$event_wild2" "TRACE_CRIT"
 490
 491         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 492
 493         run_demo_app
 494
 495         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 496
 497         trace_match_all_demo_events
 498         return $?
 499 }
 500
 501 # Expected: all events
 502 test_enable_loglevel_overlap_2()
 503 {
 504         local event_wild1="us*"
 505         local event_wild2="$DEMO_EVENT2"
 506
 507         diag "Enable loglevel overlap 2"
 508
 509         enable_ust_lttng_event_loglevel $SESSION_NAME "$event_wild1" "TRACE_WARNING"
 510         enable_ust_lttng_event_loglevel $SESSION_NAME "$event_wild2" "TRACE_CRIT"
 511
 512         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 513
 514         run_demo_app
 515
 516         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 517
 518         trace_match_all_demo_events
 519         return $?
 520 }
 521
 522 # Expected only ust_tests_demo* events.
 523 test_enable_same_wildcard_loglevels()
 524 {
 525         local event_wild1="ust*"
 526         local event_wild2="ust*"
 527
 528         diag "Enable same wildcard with different loglevels"
 529
 530         enable_ust_lttng_event_loglevel $SESSION_NAME "$event_wild1" "TRACE_CRIT"
 531         enable_ust_lttng_event_loglevel $SESSION_NAME "$event_wild2" "TRACE_WARNING"
 532
 533         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 534
 535         run_demo_app
 536
 537         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 538
 539         trace_match_all_demo_events
 540         return $?
 541 }
 542
 543 # Expected only ust_tests_demo:starting events.
 544 test_enable_same_event_loglevels()
 545 {
 546         local event_wild1="$DEMO_EVENT1"
 547         local event_wild2="$DEMO_EVENT1"
 548
 549         diag "Enable same event with different loglevels"
 550
 551         enable_ust_lttng_event_loglevel $SESSION_NAME "$event_wild1" "TRACE_CRIT"
 552         enable_ust_lttng_event_loglevel $SESSION_NAME "$event_wild2" "TRACE_WARNING"
 553
 554         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 555
 556         run_demo_app
 557
 558         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 559
 560         trace_matches $DEMO_EVENT1 $NUM_DEMO1_EVENT $TRACE_PATH
 561         trace_matches $DEMO_EVENT1_2 0 $TRACE_PATH
 562         trace_matches $DEMO_EVENT2 0 $TRACE_PATH
 563         trace_matches $DEMO_EVENT3 0 $TRACE_PATH
 564         return $?
 565 }
 566
 567 # Expect 0 event
 568 test_disable_simple_wildcard()
 569 {
 570         local event_wild1="us*"
 571         local event_wild2="$DEMO_EVENT1"
 572
 573         diag "Disable simple wildcard"
 574
 575         enable_ust_lttng_event $SESSION_NAME "$event_wild1"
 576         enable_ust_lttng_event $SESSION_NAME "$event_wild2"
 577
 578         disable_ust_lttng_event $SESSION_NAME "$event_wild1"
 579         disable_ust_lttng_event $SESSION_NAME "$event_wild2"
 580
 581         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 582
 583         run_demo_app
 584
 585         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 586
 587         # No events are expected.
 588         trace_match_no_demo_events
 589         return $?
 590 }
 591
 592 # Expect only "ust_tests_demo" events.
 593 test_disable_wildcard_overlap()
 594 {
 595         local event_wild1="us*"
 596         local event_wild2="$DEMO_EVENT1"
 597
 598         diag "Disable wildcard overlap"
 599
 600         enable_ust_lttng_event $SESSION_NAME "$event_wild1"
 601         enable_ust_lttng_event $SESSION_NAME "$event_wild2"
 602
 603         disable_ust_lttng_event $SESSION_NAME "$event_wild1"
 604
 605         start_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 606
 607         run_demo_app
 608
 609         stop_lttng_tracing $SESSION_NAME >/dev/null 2>&1
 610
 611         # Expect only "ust_tests_demo" events.
 612         trace_matches "$DEMO_EVENT1" $NUM_DEMO1_EVENT $TRACE_PATH
 613         trace_matches "$DEMO_EVENT1_2" 0 $TRACE_PATH
 614         trace_matches "$DEMO_EVENT2" 0 $TRACE_PATH
 615         trace_matches "$DEMO_EVENT3" 0 $TRACE_PATH
 616         return $?
 617 }
 618
 619 plan_tests $NUM_TESTS
 620
 621 TESTS=(
 622         "test_enable_wildcard_filter"
 623         "test_enable_wildcard_filter_2"
 624         "test_enable_wildcard_filter_3"
 625         "test_enable_wildcard_filter_4"
 626         "test_enable_wildcard_filter_5"
 627         "test_enable_wildcard_filter_6"
 628         "test_enable_wildcard_filter_7"
 629         "test_enable_wildcard_filter_8"
 630         "test_enable_same_wildcard_filter"
 631         "test_enable_same_wildcard_filter_2"
 632         "test_enable_same_wildcard_filter_3"
 633         "test_enable_same_wildcard_filter_4"
 634         "test_enable_same_event_filter"
 635         "test_enable_loglevel_only_overlap"
 636         "test_enable_same_event_loglevels"
 637         "test_enable_same_wildcard_loglevels"
 638         "test_enable_bad_wildcard"
 639         "test_enable_loglevel_overlap_2"
 640         "test_enable_simple_wildcard"
 641         "test_enable_simple_wildcard_2"
 642         "test_enable_loglevel_overlap"
 643         "test_disable_simple_wildcard"
 644         "test_disable_wildcard_overlap"
 645 )
 646
 647 TEST_COUNT=${#TESTS[@]}
 648 i=0
 649
 650 start_lttng_sessiond
 651
 652 while [ "$i" -lt "$TEST_COUNT" ]; do
 653
 654         TRACE_PATH=$(mktemp -d)
 655
 656         create_lttng_session $SESSION_NAME $TRACE_PATH >/dev/null 2>&1
 657
 658         # Execute test
 659         ${TESTS[$i]}
 660         if [ $? -ne 0 ]; then
 661                 stop_lttng_sessiond
 662                 exit 1
 663         fi
 664
 665         destroy_lttng_session $SESSION_NAME >/dev/null 2>&1
 666
 667         rm -rf $TRACE_PATH
 668
 669         let "i++"
 670 done
 671
 672 stop_lttng_sessiond