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2026-09-04 - 00:04
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot4.osadl.org (updated Thu Sep 03, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1553999744,63cyclictest0-21swapper/208:24:382
1553999743,65cyclictest18864-21/usr/sbin/munin10:07:592
1553999743,65cyclictest18864-21/usr/sbin/munin10:07:592
15539997312,55cyclictest0-21swapper/210:17:052
1553999723,62cyclictest28662-21processes09:37:592
1553999723,62cyclictest17631-21ssh10:49:392
1553999722,64cyclictest3146-21needreboot07:02:592
1553999715,21cyclictest0-21swapper/211:07:322
1553999713,62cyclictest22597-21ssh10:57:202
1553999713,62cyclictest22597-21ssh10:57:202
1553999713,29cyclictest370-21systemd-journal11:17:062
1553999705,59cyclictest0-21swapper/211:20:542
1553999705,59cyclictest0-21swapper/208:40:342
1553999705,58cyclictest0-21swapper/210:20:212
1553999703,61cyclictest5372-21ssh09:07:452
1553999703,59cyclictest13070-21/usr/sbin/munin10:43:032
1553999703,36cyclictest26786-21/usr/sbin/munin08:07:472
1553999702,62cyclictest13096-21/usr/sbin/munin11:27:542
1553999702,61cyclictest13675-21/usr/sbin/munin07:32:542
1553999702,61cyclictest13675-21/usr/sbin/munin07:32:542
1553999702,61cyclictest12381-21grep08:33:042
1553999702,61cyclictest12381-21grep08:33:042
15539997013,24cyclictest0-21swapper/209:17:022
15539997012,25cyclictest0-21swapper/209:04:232
1553399709,55cyclictest24457-21ssh10:58:141
1553999698,55cyclictest0-21swapper/210:26:582
1553999695,58cyclictest0-21swapper/211:37:582
1553999695,58cyclictest0-21swapper/211:37:582
1553999695,58cyclictest0-21swapper/209:53:112
1553999695,58cyclictest0-21swapper/209:42:582
1553999695,58cyclictest0-21swapper/209:36:532
1553999695,58cyclictest0-21swapper/209:31:312
1553999695,57cyclictest0-21swapper/208:12:492
1553999692,8cyclictest23620-21/usr/sbin/munin06:32:562
1553999692,7cyclictest23028-21/usr/sbin/munin07:57:522
1553999692,61cyclictest3400-21iostat_ios09:47:522
1553999689,53cyclictest0-21swapper/210:35:342
1553999688,54cyclictest0-21swapper/211:26:092
1553999685,57cyclictest0-21swapper/210:39:222
1553999685,57cyclictest0-21swapper/208:50:532
1553999684,58cyclictest0-21swapper/211:33:492
1553999684,58cyclictest0-21swapper/208:57:362
1553999684,58cyclictest0-21swapper/208:45:402
1553999684,58cyclictest0-21swapper/208:20:082
1553999684,57cyclictest0-21swapper/210:00:032
1553999683,59cyclictest27981-21sed11:03:022
1553999683,59cyclictest0-21swapper/210:28:542
1553999683,57cyclictest23125-21df10:57:412
1553999682,7cyclictest4326-21/usr/sbin/munin07:08:012
1553999682,60cyclictest19288-21/usr/sbin/munin07:48:082
1553999682,60cyclictest18531-21ssh09:24:292
1553999682,59cyclictest16532-21ssh10:05:162
1553999682,59cyclictest16532-21ssh10:05:162
1553999674,57cyclictest0-21swapper/208:55:202
1553999674,57cyclictest0-21swapper/206:21:262
1553999672,59cyclictest6197-21/usr/sbin/munin07:12:552
1553999672,59cyclictest12887-21cpu09:17:462
1553999672,59cyclictest12887-21cpu09:17:462
1553999672,59cyclictest10497-21ssh08:31:092
1553999672,58cyclictest15552-21/usr/sbin/munin07:38:022
1553999672,58cyclictest15552-21/usr/sbin/munin07:38:022
1553999672,34cyclictest31093-21/usr/sbin/munin06:53:082
1553999664,56cyclictest0-21swapper/207:01:582
1553999663,57cyclictest20311-21idleruntime06:22:532
1553999663,34cyclictest629-21snmpd06:31:282
1553999662,6cyclictest11588-21idleruntime-cro07:27:372
1553999662,58cyclictest17423-21/usr/sbin/munin07:43:062
1553999653,54cyclictest370-21systemd-journal08:07:352
1553999643,55cyclictest9719-21idleruntime-cro07:22:372
1553999642,57cyclictest21160-21/usr/sbin/munin07:53:032
15533996316,41cyclictest28178-21ssh11:03:091
1553999624,52cyclictest0-21swapper/206:45:202
1553999622,6cyclictest13013-21unixbench_multi07:28:072
15533996220,36cyclictest30071-21/usr/sbin/munin08:13:061
15533996215,41cyclictest32600-21ssh09:00:171
1553999613,52cyclictest0-21swapper/206:12:422
15533996117,39cyclictest4185-21ssh09:05:471
15533996115,40cyclictest31477-21/usr/sbin/munin09:42:551
15533996113,42cyclictest21814-21ssh08:46:161
15533996018,35cyclictest24274-21latency_hist11:42:321
15533996018,35cyclictest24274-21latency_hist11:42:321
15533996015,39cyclictest21050-21/usr/sbin/munin09:27:561
15533996014,40cyclictest1941-21aten_rbpower_en11:12:461
15533996011,42cyclictest24650-21ssh10:16:381
15533996010,44cyclictest0-21swapper/108:23:221
1553399596,47cyclictest18811-21ssh10:52:141
15533995918,35cyclictest16570-21unixbench_singl08:38:051
15533995918,14cyclictest407-21/usr/sbin/munin10:28:051
15533995917,36cyclictest9447-21ssh09:56:131
15533995917,36cyclictest8773-21/usr/sbin/munin10:37:541
15533995916,37cyclictest10194-21ntp_states11:22:541
15533995915,38cyclictest22664-21sh06:28:051
15533995915,38cyclictest11805-21/usr/sbin/munin07:27:511
15533995914,39cyclictest5146-21ssh09:50:001
15533995913,10cyclictest15785-21ssh10:03:381
15533995913,10cyclictest15785-21ssh10:03:381
15533995912,41cyclictest0-21swapper/110:53:141
15533995912,41cyclictest0-21swapper/110:53:141
15533995818,35cyclictest29002-21latency_hist06:47:381
15533995817,35cyclictest629-21snmpd11:37:301
15533995816,36cyclictest16515-21/usr/sbin/munin09:23:001
15533995815,36cyclictest549-21NetworkManager08:27:361
15533995813,39cyclictest25261-21crond06:37:371
15533995813,39cyclictest0-21swapper/109:19:191
15533995813,39cyclictest0-21swapper/109:19:191
15533995813,10cyclictest24898-21/usr/sbin/munin08:03:021
15533995812,40cyclictest0-21swapper/111:18:071
15533995812,40cyclictest0-21swapper/110:22:341
15533995811,41cyclictest0-21swapper/110:01:311
15533995811,41cyclictest0-21swapper/108:19:411
1553399574,47cyclictest0-21swapper/108:36:021
1553399574,47cyclictest0-21swapper/108:36:021
15533995716,35cyclictest13615-21chrt10:44:041
15533995714,38cyclictest9058-21/usr/sbin/munin09:13:071
15533995714,37cyclictest23510-21sleep08:47:561
15533995711,40cyclictest32235-21ssh11:08:471
15533995711,40cyclictest0-21swapper/110:21:401
1553999563,5cyclictest0-21swapper/206:52:382
1553399568,42cyclictest28953-21ssh08:55:311
15533995618,32cyclictest24987-21mailstats09:33:031
15533995613,38cyclictest8066-21/usr/sbin/munin07:18:061
15533995612,38cyclictest5094-21ntpq10:33:001
15533995612,38cyclictest27914-21diskstats09:37:481
15529995610,40cyclictest0-21swapper/008:32:120
1554699555,7cyclictest0-21swapper/308:17:083
15533995512,9cyclictest6721-21ssh09:08:091
15533995511,38cyclictest13081-21ssh11:27:381
1553399549,39cyclictest0-21swapper/110:08:471
1553399549,39cyclictest0-21swapper/110:08:471
1552999544,43cyclictest0-21swapper/009:43:460
15533995314,14cyclictest2666-21tune2fs07:02:521
1552999533,17cyclictest543-21systemd-logind10:52:320
1552999524,42cyclictest0-21swapper/009:41:260
1552999514,42cyclictest0-21swapper/009:49:060
1552999514,41cyclictest0-21swapper/010:21:150
150482518,15sleep00-21swapper/006:09:420
1492825110,15sleep30-21swapper/306:08:133
1554699503,42cyclictest0-21swapper/306:13:093
1554699503,41cyclictest0-21swapper/310:32:473
15546995013,7cyclictest25458-21cut10:17:433
1553999503,41cyclictest25493-21aten_rbpower_cu06:37:482
1552999504,6cyclictest0-21swapper/009:29:460
1552999503,42cyclictest0-21swapper/010:55:440
1552999503,42cyclictest0-21swapper/010:55:440
1552999503,41cyclictest8709-21ssh11:21:440
1552999502,17cyclictest3481-21ssh11:13:310
1554699493,9cyclictest0-21swapper/308:17:483
1552999498,36cyclictest0-21swapper/008:22:460
1552999494,8cyclictest0-21swapper/011:01:040
1552999494,40cyclictest0-21swapper/011:39:250
1552999494,40cyclictest0-21swapper/011:39:250
1552999494,40cyclictest0-21swapper/010:04:050
1552999494,40cyclictest0-21swapper/010:04:050
1552999494,39cyclictest0-21swapper/011:10:170
1552999494,39cyclictest0-21swapper/009:53:220
1552999494,39cyclictest0-21swapper/009:34:260
1552999493,41cyclictest0-21swapper/009:20:260
1552999493,41cyclictest0-21swapper/009:20:260
1552999493,41cyclictest0-21swapper/008:14:450
15529994911,5cyclictest0-21swapper/008:49:570
1554699484,38cyclictest0-21swapper/310:25:183
1554699483,40cyclictest0-21swapper/307:23:193
1553399484,38cyclictest0-21swapper/106:57:381
1553399481,14cyclictest0-21swapper/106:52:381
1552999486,37cyclictest0-21swapper/009:04:070
1552999484,38cyclictest0-21swapper/009:59:430
1552999483,40cyclictest0-21swapper/011:30:540
1552999483,39cyclictest0-21swapper/008:56:250
1553399475,37cyclictest0-21swapper/106:27:381
1553399474,37cyclictest2222-21latency_hist07:02:371
1552999479,33cyclictest0-21swapper/011:27:040
1552999478,34cyclictest0-21swapper/010:08:330
1552999478,34cyclictest0-21swapper/010:08:330
1552999478,33cyclictest0-21swapper/011:06:390
1552999474,38cyclictest0-21swapper/010:43:350
1552999474,38cyclictest0-21swapper/008:22:090
1552999474,38cyclictest0-21swapper/007:08:490
1552999474,37cyclictest0-21swapper/010:27:560
1552999473,39cyclictest0-21swapper/008:34:400
1552999473,39cyclictest0-21swapper/008:34:400
1554699466,35cyclictest29224-21/usr/sbin/munin06:48:043
1554699464,37cyclictest0-21swapper/309:45:063
1554699464,36cyclictest0-21swapper/309:23:253
1554699464,36cyclictest0-21swapper/308:22:483
1554699462,38cyclictest9261-21ssh08:28:303
15546994611,29cyclictest27355-21/usr/sbin/munin06:43:033
1552999465,36cyclictest0-21swapper/006:47:560
1552999465,35cyclictest0-21swapper/009:01:350
1552999464,37cyclictest0-21swapper/009:09:010
1552999464,36cyclictest0-21swapper/010:14:180
1552999463,39cyclictest0-21swapper/008:39:170
1552999463,38cyclictest0-21swapper/007:57:360
1552999463,38cyclictest0-21swapper/006:37:480
1552999463,37cyclictest0-21swapper/011:34:530
1552999463,37cyclictest0-21swapper/010:38:130
15529994610,5cyclictest0-21swapper/010:33:560
15529994610,5cyclictest0-21swapper/008:42:470
1554699455,34cyclictest0-21swapper/311:14:143
1554699454,36cyclictest0-21swapper/308:51:273
1552999454,36cyclictest0-21swapper/010:26:270
1552999454,36cyclictest0-21swapper/009:23:400
1552999454,36cyclictest0-21swapper/007:12:470
1552999454,36cyclictest0-21swapper/006:42:530
1552999453,37cyclictest0-21swapper/009:14:340
1554699445,33cyclictest0-21swapper/308:54:193
1553399443,36cyclictest0-21swapper/108:08:151
1553399443,36cyclictest0-21swapper/107:07:541
15533994412,27cyclictest0-21swapper/106:38:051
1552999445,34cyclictest0-21swapper/007:17:560
1552999444,34cyclictest10264-21fschecks_time07:22:520
1552999443,7cyclictest24976-21aten_rbpower_po08:02:470
1552999443,36cyclictest0-21swapper/008:09:210
1552999442,36cyclictest18697-21tr06:17:590
239292433,8sleep30-21swapper/309:32:403
1554699435,7cyclictest0-21swapper/308:58:313
1554699435,32cyclictest0-21swapper/311:10:253
1554699434,35cyclictest0-21swapper/309:52:223
1554699434,34cyclictest0-21swapper/309:10:423
1554699434,33cyclictest0-21swapper/310:04:083
1554699434,33cyclictest0-21swapper/310:04:083
1554699434,33cyclictest0-21swapper/310:02:163
1552999435,32cyclictest0-21swapper/007:04:100
1552999434,34cyclictest0-21swapper/007:31:570
15529994312,26cyclictest0-21swapper/007:40:450
15529994312,26cyclictest0-21swapper/007:40:450
15533994215,20cyclictest17008-21rt-features06:13:041
1552999423,34cyclictest0-21swapper/006:16:220
15529994211,5cyclictest0-21swapper/006:56:190
49732413,8sleep30-21swapper/309:07:313
198942413,6sleep00-21swapper/007:47:560
15533994116,20cyclictest643-21runrttasks07:43:551
1552999413,34cyclictest0-21swapper/007:57:470
1552999413,33cyclictest21456-21ksmtuned06:26:500
1552999413,33cyclictest0-21swapper/006:27:520
1552999412,10cyclictest13838-21df07:32:480
1552999412,10cyclictest13838-21df07:32:480
15533994020,13cyclictest22437-21vmstat07:53:081
15533994019,15cyclictest643-21runrttasks07:23:441
15533994016,17cyclictest6363-21/usr/sbin/munin07:12:481
1552999403,32cyclictest0-21swapper/006:58:510
1552999403,14cyclictest0-21swapper/006:37:070
150492407,27sleep10-21swapper/106:09:431
324612393,8sleep30-21swapper/306:54:153
284072393,7sleep30-21swapper/308:12:183
1553399393,32cyclictest0-21swapper/107:58:191
15533993919,14cyclictest20630-21ksmtuned07:48:531
114112393,7sleep30-21swapper/311:24:283
1554699384,29cyclictest0-21swapper/306:18:183
1554699383,30cyclictest0-21swapper/306:38:193
1554699383,29cyclictest0-21swapper/311:02:583
15533993819,14cyclictest16306-21runrttasks07:37:581
15533993819,14cyclictest16306-21runrttasks07:37:581
15533993814,19cyclictest18160-21ps06:17:491
1344923812,17sleep20-21swapper/206:07:392
15533993719,13cyclictest14448-21open_files07:33:001
15533993719,13cyclictest14448-21open_files07:33:001
170102363,8sleep30-21swapper/307:40:193
170102363,8sleep30-21swapper/307:40:193
1554699343,26cyclictest0-21swapper/306:23:003
15546993422,8cyclictest29091-21head09:38:053
15546993422,7cyclictest15751-21ssh08:37:513
1554699334,24cyclictest0-21swapper/311:29:063
1554699333,25cyclictest0-21swapper/310:28:283
15546993321,7cyclictest8479-21awk07:17:523
15546993321,7cyclictest12339-21cut07:27:553
1554699324,23cyclictest0-21swapper/311:22:213
1554699323,25cyclictest0-21swapper/309:31:593
15546993222,6cyclictest5026-21needreboot07:07:583
15546993221,7cyclictest21861-21aten_rbpower_vo06:27:503
15546993213,14cyclictest23068-21aten_rbpower_vo10:57:403
1554699315,21cyclictest26216-21crond08:03:353
1554699315,21cyclictest0-21swapper/310:52:593
1554699315,21cyclictest0-21swapper/310:52:593
1554699313,24cyclictest0-21swapper/310:12:073
1554699313,24cyclictest0-21swapper/310:12:073
15546993119,7cyclictest20264-21grep08:43:063
15546993118,8cyclictest15102-21awk07:34:533
15546993118,8cyclictest15102-21awk07:34:533
15546993116,10cyclictest0-21swapper/310:38:193
1552999314,22cyclictest0-21swapper/007:43:070
1554699304,22cyclictest0-21swapper/309:52:463
1554699304,21cyclictest0-21swapper/311:39:053
1554699304,21cyclictest0-21swapper/311:39:053
1554699304,21cyclictest0-21swapper/310:14:053
1554699304,21cyclictest0-21swapper/309:17:373
1554699304,21cyclictest0-21swapper/309:17:373
1554699303,23cyclictest0-21swapper/310:47:383
1554699303,22cyclictest0-21swapper/307:53:003
15546993019,7cyclictest1456-21fgrep06:58:013
15546993018,7cyclictest7199-21awk07:13:043
15546993016,9cyclictest0-21swapper/309:13:103
15546993016,10cyclictest0-21swapper/308:32:413
15546993016,10cyclictest0-21swapper/308:32:413
15546993015,10cyclictest0-21swapper/311:32:393
15546993015,10cyclictest0-21swapper/310:44:413
15546992917,7cyclictest18186-21ntpq07:43:003
1554699284,20cyclictest0-21swapper/307:57:573
1554699284,20cyclictest0-21swapper/307:52:163
1554699284,20cyclictest0-21swapper/306:33:033
1554699283,20cyclictest0-21swapper/307:03:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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