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2026-08-27 - 12:11
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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 Aug 27, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
136542640,3sleep113653-21awk23:10:071
3188799596,47cyclictest0-21swapper/023:26:380
31887995848,5cyclictest3-21ksoftirqd/023:16:340
31887995848,5cyclictest3-21ksoftirqd/023:16:340
3188799574,47cyclictest0-21swapper/020:19:200
31905995616,35cyclictest881-21sed22:52:053
31905995616,35cyclictest881-21sed22:52:053
3190599554,45cyclictest0-21swapper/321:25:023
3190599554,45cyclictest0-21swapper/321:25:023
3190099554,46cyclictest0-21swapper/221:35:382
3190099554,45cyclictest0-21swapper/221:08:112
31887995546,5cyclictest3-21ksoftirqd/023:26:320
3188799554,45cyclictest0-21swapper/023:31:550
3190599545,43cyclictest0-21swapper/322:11:493
3190599544,44cyclictest0-21swapper/323:45:353
31905995421,29cyclictest643-21runrttasks22:37:313
3188799544,44cyclictest0-21swapper/021:16:280
3190599534,43cyclictest0-21swapper/320:27:493
31905995310,37cyclictest29935-21sshd22:47:543
3190099534,43cyclictest0-21swapper/221:29:282
3190099533,44cyclictest0-21swapper/220:20:202
3188799535,41cyclictest0-21swapper/019:51:580
3188799534,44cyclictest0-21swapper/022:44:460
3188799534,43cyclictest0-21swapper/020:54:120
3188799533,44cyclictest0-21swapper/023:43:350
31905995210,35cyclictest7590-21/usr/sbin/munin18:37:143
3189199525,41cyclictest0-21swapper/119:42:031
3189199524,42cyclictest0-21swapper/122:50:411
3189199523,43cyclictest0-21swapper/122:31:461
3189199522,45cyclictest11825-21ssh20:57:391
3188799524,42cyclictest0-21swapper/022:35:180
3190599514,42cyclictest0-21swapper/320:32:093
3190599514,42cyclictest0-21swapper/320:32:093
3190599514,41cyclictest0-21swapper/320:58:393
31905995111,34cyclictest17882-21ssh20:22:173
3190099515,40cyclictest0-21swapper/220:56:572
3190099513,43cyclictest0-21swapper/219:31:552
3190099513,43cyclictest0-21swapper/219:31:552
3189199514,41cyclictest0-21swapper/122:37:571
3188799514,42cyclictest0-21swapper/021:17:580
3188799513,42cyclictest0-21swapper/021:37:080
3188799513,25cyclictest0-21swapper/020:31:380
3190599504,40cyclictest0-21swapper/323:06:163
3190599504,19cyclictest0-21swapper/322:22:003
3190599503,42cyclictest0-21swapper/321:49:583
3190599503,41cyclictest0-21swapper/321:42:083
3190099506,38cyclictest0-21swapper/222:54:172
3190099506,38cyclictest0-21swapper/222:54:172
3190099505,39cyclictest0-21swapper/221:02:062
3190099504,17cyclictest0-21swapper/222:06:112
3189199508,36cyclictest17218-21awk20:21:591
3189199505,40cyclictest0-21swapper/123:38:361
3189199505,40cyclictest0-21swapper/122:24:411
3189199505,16cyclictest0-21swapper/120:20:291
3189199504,41cyclictest0-21swapper/121:35:081
3188799504,40cyclictest0-21swapper/020:58:520
3188799503,41cyclictest0-21swapper/022:20:070
3188799503,41cyclictest0-21swapper/021:07:380
3188799502,6cyclictest2389-21kworker/0:223:16:560
3188799502,6cyclictest2389-21kworker/0:223:16:560
3190599497,35cyclictest0-21swapper/321:01:473
3190599495,8cyclictest0-21swapper/323:40:553
3190599494,6cyclictest0-21swapper/321:59:473
3190599494,39cyclictest0-21swapper/322:58:113
3190599494,39cyclictest0-21swapper/322:18:493
31905994933,11cyclictest0-21swapper/321:18:283
3190099494,40cyclictest0-21swapper/223:35:152
3190099494,39cyclictest0-21swapper/223:12:562
3190099494,39cyclictest0-21swapper/223:12:562
3190099493,7cyclictest0-21swapper/221:19:282
3190099492,41cyclictest8683-21ssh23:02:332
3189199495,39cyclictest0-21swapper/122:19:251
3189199495,38cyclictest0-21swapper/120:47:071
3189199494,40cyclictest0-21swapper/119:17:121
3189199494,39cyclictest0-21swapper/123:02:461
3189199494,39cyclictest0-21swapper/122:01:411
3189199494,39cyclictest0-21swapper/121:28:451
3189199493,41cyclictest0-21swapper/121:16:581
31891994911,32cyclictest0-21swapper/121:12:061
3188799495,38cyclictest0-21swapper/022:40:570
3188799495,38cyclictest0-21swapper/021:21:540
3188799495,38cyclictest0-21swapper/021:21:540
3188799495,37cyclictest0-21swapper/022:52:140
3188799495,37cyclictest0-21swapper/022:52:140
3188799494,39cyclictest0-21swapper/020:34:420
3188799494,39cyclictest0-21swapper/020:34:420
3188799494,38cyclictest0-21swapper/023:05:360
3188799494,13cyclictest0-21swapper/021:46:490
3188799493,40cyclictest0-21swapper/021:26:510
3188799493,40cyclictest0-21swapper/018:41:510
3188799492,42cyclictest17433-21ssh20:22:050
31887994912,31cyclictest0-21swapper/018:17:060
3190599489,7cyclictest0-21swapper/322:02:333
3190599485,38cyclictest0-21swapper/322:36:183
3190599485,37cyclictest0-21swapper/320:41:373
3190599485,11cyclictest0-21swapper/319:12:073
3190599484,39cyclictest0-21swapper/323:30:133
3190599484,39cyclictest0-21swapper/322:41:413
3190599484,39cyclictest0-21swapper/322:07:273
3190599484,39cyclictest0-21swapper/320:52:093
3190599484,38cyclictest0-21swapper/323:10:563
3190599483,40cyclictest0-21swapper/323:32:553
3190599483,40cyclictest0-21swapper/321:39:183
3190599483,39cyclictest0-21swapper/321:26:403
31905994811,5cyclictest0-21swapper/323:24:433
3190099487,35cyclictest0-21swapper/218:47:052
3190099484,9cyclictest0-21swapper/220:24:192
3190099484,40cyclictest0-21swapper/221:52:472
3190099483,8cyclictest0-21swapper/221:14:582
3190099483,39cyclictest25041-21ssh23:25:172
31900994811,31cyclictest0-21swapper/221:26:232
31900994811,31cyclictest0-21swapper/221:26:232
3189199485,38cyclictest0-21swapper/121:40:101
3189199485,37cyclictest0-21swapper/121:45:291
3189199484,39cyclictest0-21swapper/122:31:071
3189199484,38cyclictest0-21swapper/123:41:471
3189199484,37cyclictest0-21swapper/120:53:141
3189199483,9cyclictest0-21swapper/123:34:551
3188799484,39cyclictest0-21swapper/020:38:340
3188799484,39cyclictest0-21swapper/020:38:340
3188799484,39cyclictest0-21swapper/019:56:540
3188799484,38cyclictest0-21swapper/023:40:160
3188799484,38cyclictest0-21swapper/022:25:320
3188799484,38cyclictest0-21swapper/021:32:330
3188799484,38cyclictest0-21swapper/019:46:510
3188799484,37cyclictest0-21swapper/020:47:380
3188799483,40cyclictest0-21swapper/023:07:060
3188799483,40cyclictest0-21swapper/018:35:380
3188799483,39cyclictest0-21swapper/021:03:390
31887994811,5cyclictest0-21swapper/021:55:390
251642482,38sleep224377-21/usr/sbin/munin22:41:562
3190599476,36cyclictest0-21swapper/318:52:393
3190599476,35cyclictest27971-21tune2fs20:36:573
3190599476,35cyclictest27971-21tune2fs20:36:573
3190599476,35cyclictest0-21swapper/322:29:173
3190599476,35cyclictest0-21swapper/320:17:003
3190599474,37cyclictest0-21swapper/323:17:133
3190599474,37cyclictest0-21swapper/323:17:133
3190599474,37cyclictest0-21swapper/321:51:363
3190599474,12cyclictest0-21swapper/320:02:173
3190599473,9cyclictest0-21swapper/321:12:383
31905994711,29cyclictest2663-21/usr/sbin/munin20:46:483
31905994710,5cyclictest0-21swapper/321:31:403
3190099479,6cyclictest0-21swapper/219:12:092
3190099475,36cyclictest0-21swapper/222:56:462
3190099475,36cyclictest0-21swapper/220:37:052
3190099475,36cyclictest0-21swapper/220:37:052
3190099474,38cyclictest0-21swapper/222:27:012
3190099473,39cyclictest0-21swapper/223:36:352
31900994712,29cyclictest0-21swapper/223:42:472
31900994711,30cyclictest0-21swapper/222:49:312
31900994711,30cyclictest0-21swapper/220:30:552
3189199477,34cyclictest17486-21ssh21:48:531
3189199476,35cyclictest0-21swapper/121:24:261
3189199476,35cyclictest0-21swapper/121:24:261
3189199476,16cyclictest0-21swapper/121:03:051
3189199474,18cyclictest0-21swapper/123:00:191
31891994734,9cyclictest0-21swapper/122:43:061
3189199473,9cyclictest0-21swapper/121:10:581
31891994713,6cyclictest31693-21fschecks_time20:41:501
31891994710,31cyclictest0-21swapper/123:24:241
3188799479,32cyclictest0-21swapper/022:58:180
3188799477,35cyclictest0-21swapper/022:49:020
3188799474,38cyclictest0-21swapper/018:36:520
3188799474,37cyclictest0-21swapper/022:13:310
3188799474,37cyclictest0-21swapper/021:58:050
3188799474,37cyclictest0-21swapper/021:42:210
3188799474,36cyclictest0-21swapper/020:43:240
3188799473,39cyclictest0-21swapper/022:27:270
3188799473,12cyclictest0-21swapper/018:22:060
3190599466,34cyclictest18484-21ssh21:06:583
3190599465,36cyclictest0-21swapper/320:07:433
3190599463,9cyclictest582-21polkitd19:56:373
31905994616,5cyclictest120-17kauditd23:16:343
31905994616,5cyclictest120-17kauditd23:16:343
3190099469,31cyclictest0-21swapper/223:18:112
3190099469,31cyclictest0-21swapper/223:18:112
3190099467,33cyclictest0-21swapper/220:32:172
3190099467,33cyclictest0-21swapper/220:32:172
3190099464,36cyclictest0-21swapper/223:11:262
3190099464,36cyclictest0-21swapper/222:40:312
3190099464,36cyclictest0-21swapper/222:35:482
3190099464,36cyclictest0-21swapper/221:42:532
3190099464,36cyclictest0-21swapper/220:42:142
31900994611,5cyclictest0-21swapper/221:57:242
31900994611,29cyclictest0-21swapper/219:41:592
3189199469,31cyclictest0-21swapper/123:13:091
3189199469,31cyclictest0-21swapper/123:13:091
3189199465,35cyclictest11325-21/usr/sbin/munin18:47:121
3189199464,37cyclictest0-21swapper/123:27:001
3189199464,37cyclictest0-21swapper/123:21:211
3189199464,37cyclictest0-21swapper/123:21:211
3189199464,37cyclictest0-21swapper/121:52:231
3189199464,36cyclictest0-21swapper/122:52:191
3189199464,36cyclictest0-21swapper/122:52:191
3189199464,36cyclictest0-21swapper/120:37:311
3189199464,36cyclictest0-21swapper/120:37:311
3189199464,36cyclictest0-21swapper/120:29:071
31891994632,9cyclictest0-21swapper/121:59:571
31891994631,10cyclictest0-21swapper/122:07:571
3188799464,5cyclictest0-21swapper/022:01:570
3188799464,37cyclictest0-21swapper/022:09:190
3188799464,37cyclictest0-21swapper/019:27:060
3188799464,37cyclictest0-21swapper/019:27:060
3190599456,33cyclictest564-21dbus-daemon19:16:403
3190599454,36cyclictest0-21swapper/319:11:333
3190599453,9cyclictest0-21swapper/318:42:113
3190099457,32cyclictest0-21swapper/221:48:112
3190099455,34cyclictest0-21swapper/220:53:412
3190099454,36cyclictest0-21swapper/222:16:502
3190099454,35cyclictest0-21swapper/222:26:132
3190099454,35cyclictest0-21swapper/219:06:552
3190099454,16cyclictest0-21swapper/222:10:122
3190099453,37cyclictest0-21swapper/222:14:372
3190099453,37cyclictest0-21swapper/220:49:092
3190099453,37cyclictest0-21swapper/218:57:102
3190099453,37cyclictest0-21swapper/218:56:402
3190099453,17cyclictest0-21swapper/221:38:462
3189199458,11cyclictest0-21swapper/122:12:311
3189199454,10cyclictest0-21swapper/119:32:031
3189199454,10cyclictest0-21swapper/119:32:031
3188799457,31cyclictest0-21swapper/019:36:520
3188799453,7cyclictest0-21swapper/020:15:520
3188799453,36cyclictest0-21swapper/019:21:540
3188799453,35cyclictest4005-21sh18:26:500
3188799453,12cyclictest0-21swapper/019:42:520
3190599444,35cyclictest0-21swapper/319:00:333
3190599443,8cyclictest5753-21memory19:56:583
3190599443,8cyclictest0-21swapper/319:02:123
3190599443,6cyclictest0-21swapper/318:19:243
3190599443,36cyclictest0-21swapper/319:22:553
3190099449,30cyclictest0-21swapper/218:41:402
3190099445,7cyclictest10761-21/usr/sbin/munin20:11:512
3190099445,7cyclictest0-21swapper/220:06:562
3190099445,33cyclictest0-21swapper/223:28:162
3188799443,36cyclictest0-21swapper/018:48:120
3188799443,18cyclictest0-21swapper/020:03:290
3190599433,34cyclictest0-21swapper/318:26:593
3190099434,34cyclictest0-21swapper/219:17:042
3190099433,35cyclictest0-21swapper/219:01:552
3188799433,8cyclictest0-21swapper/018:52:000
3190599423,34cyclictest0-21swapper/319:50:273
3190599423,34cyclictest0-21swapper/319:27:123
3190599423,34cyclictest0-21swapper/319:27:123
3190599423,34cyclictest0-21swapper/318:24:343
3190099424,33cyclictest0-21swapper/218:29:592
3190099424,11cyclictest0-21swapper/219:41:382
3190099423,34cyclictest0-21swapper/220:06:372
3190099423,34cyclictest0-21swapper/218:42:152
3190099423,33cyclictest0-21swapper/219:29:542
3190099423,33cyclictest0-21swapper/219:29:542
3189199423,35cyclictest0-21swapper/119:37:111
3188799423,35cyclictest0-21swapper/019:02:580
3188799423,34cyclictest0-21swapper/019:35:230
3188799423,34cyclictest0-21swapper/019:35:230
3188799423,34cyclictest0-21swapper/019:18:060
3190599413,33cyclictest0-21swapper/320:12:113
3190099413,34cyclictest0-21swapper/218:33:242
3190099412,34cyclictest2484-21iostat_ios18:21:572
3189199406,28cyclictest20688-21/usr/sbin/munin19:12:131
3189199404,31cyclictest0-21swapper/118:37:261
3188799402,33cyclictest10542-21latency_hist20:11:380
3188799402,32cyclictest22336-21sa119:16:390
65962393,8sleep10-21swapper/119:59:191
3190099394,6cyclictest0-21swapper/218:21:402
3138323913,19sleep00-21swapper/018:13:240
3190599384,28cyclictest0-21swapper/319:37:033
3189199382,9cyclictest2535-21/usr/sbin/munin19:47:071
3154623815,17sleep20-21swapper/218:15:232
257182383,7sleep10-21swapper/119:22:181
3190599374,28cyclictest0-21swapper/319:41:583
183502373,30sleep10-21swapper/119:03:551
3188799364,27cyclictest0-21swapper/019:06:490
3129623612,18sleep10-21swapper/118:12:211
127092363,7sleep30-21swapper/318:48:283
31905993521,8cyclictest29056-21find19:32:043
31905993521,8cyclictest29056-21find19:32:043
3189199354,25cyclictest0-21swapper/120:11:491
31891993522,8cyclictest10611-21grep18:42:101
3189199352,8cyclictest370-21systemd-journal18:32:071
31891993422,8cyclictest26382-21grep19:26:511
31891993422,8cyclictest26382-21grep19:26:511
3189199332,25cyclictest19352-21chrt19:06:561
31891993312,16cyclictest26029-21ssh20:33:561
31891993312,16cyclictest26029-21ssh20:33:561
313032334,24sleep30-21swapper/318:12:273
3189199324,23cyclictest0-21swapper/118:16:421
31891993220,8cyclictest2297-21grep18:21:541
3190099316,17cyclictest0-21swapper/219:56:382
31891993121,6cyclictest15486-21idleruntime18:56:551
31891993117,10cyclictest0-21swapper/118:26:551
31891993116,10cyclictest0-21swapper/120:03:281
3190599308,18cyclictest0-21swapper/318:35:593
3189199303,22cyclictest0-21swapper/118:51:581
31891993020,6cyclictest643-21runrttasks20:06:511
31891993015,9cyclictest3620-21grep19:51:521
3190099293,22cyclictest0-21swapper/219:25:522
3190099283,21cyclictest0-21swapper/219:48:252
31900992714,9cyclictest0-21swapper/219:56:472
3188799273,19cyclictest0-21swapper/019:01:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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