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2026-05-10 - 11:05
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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 792 highest latencies:
System rackbslot4.osadl.org (updated Sun May 10, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
199742980,11sleep3542999cyclictest21:49:103
542499614,27cyclictest1466-21sed00:18:532
5429995849,5cyclictest37-21ksoftirqd/319:53:573
542999583,49cyclictest0-21swapper/322:39:223
542499584,48cyclictest3891-21ssh00:21:282
542999574,47cyclictest0-21swapper/323:15:423
542499574,47cyclictest22951-21iostat_ios21:09:142
542499574,25cyclictest281ktimersoftd/200:29:432
5424995712,39cyclictest19098-21/usr/sbin/munin19:39:232
542499564,46cyclictest0-21swapper/221:19:342
541599564,46cyclictest0-21swapper/123:42:111
542999554,46cyclictest0-21swapper/300:04:213
5429995521,29cyclictest8877-21grep23:44:233
542499554,45cyclictest0-21swapper/221:40:242
542499553,45cyclictest0-21swapper/223:33:312
542499553,45cyclictest0-21swapper/223:33:312
487025511,14sleep10-21swapper/119:00:241
542999544,9cyclictest0-21swapper/322:06:533
542499544,44cyclictest0-21swapper/221:28:542
5415995411,37cyclictest0-21swapper/123:52:111
542999535,42cyclictest0-21swapper/321:35:143
542999533,45cyclictest0-21swapper/322:24:003
542499534,6cyclictest0-21swapper/222:28:132
542499532,44cyclictest23221-21perl19:49:132
542999525,14cyclictest0-21swapper/321:41:573
542999524,9cyclictest0-21swapper/322:15:233
542999523,44cyclictest0-21swapper/322:38:283
542499525,42cyclictest281ktimersoftd/222:03:232
542499523,8cyclictest0-21swapper/223:50:512
541599524,43cyclictest0-21swapper/123:54:211
542999516,14cyclictest14952-21timerwakeupswit23:09:243
542999514,41cyclictest0-21swapper/321:04:453
5429995112,34cyclictest3019-21timerandwakeup22:09:243
542499519,36cyclictest14772-21/usr/sbin/munin20:54:232
542499519,36cyclictest14772-21/usr/sbin/munin20:54:232
542499512,43cyclictest18028-21ssh23:57:342
541599514,41cyclictest0-21swapper/123:16:171
541599514,41cyclictest0-21swapper/122:57:221
542999505,40cyclictest0-21swapper/300:11:363
542999504,41cyclictest0-21swapper/321:20:103
542999504,40cyclictest0-21swapper/322:30:113
542999503,42cyclictest0-21swapper/323:39:513
542999503,41cyclictest6636-21ssh21:30:223
5429995012,6cyclictest0-21swapper/300:16:033
5429995011,33cyclictest0-21swapper/323:28:293
5429995011,33cyclictest0-21swapper/323:05:493
542499508,35cyclictest24705-21/usr/sbin/munin19:54:172
542499503,42cyclictest0-21swapper/222:11:532
5424995010,34cyclictest10881-21taskset23:48:302
542999498,7cyclictest0-21swapper/321:56:583
542999495,38cyclictest0-21swapper/300:21:193
542999494,40cyclictest0-21swapper/322:57:263
542999494,39cyclictest0-21swapper/321:47:003
542999494,38cyclictest0-21swapper/322:44:523
542999494,38cyclictest0-21swapper/322:44:523
542999493,41cyclictest0-21swapper/323:22:323
542499496,37cyclictest0-21swapper/223:25:332
542499494,39cyclictest0-21swapper/221:52:042
542499494,38cyclictest883-21ssh22:50:402
542499493,40cyclictest25583-21ssh00:07:412
5424994911,31cyclictest0-21swapper/223:18:562
541599496,38cyclictest0-21swapper/122:46:521
541599496,38cyclictest0-21swapper/122:46:521
541599495,38cyclictest0-21swapper/122:36:491
541599495,38cyclictest0-21swapper/100:15:571
541599495,38cyclictest0-21swapper/100:00:201
541599494,41cyclictest0-21swapper/121:40:011
541599494,39cyclictest0-21swapper/121:52:261
541599494,38cyclictest0-21swapper/121:55:441
541599493,41cyclictest0-21swapper/100:06:511
541599493,40cyclictest7564-21ssh00:26:171
542999484,38cyclictest0-21swapper/323:56:523
542999484,38cyclictest0-21swapper/321:13:083
542999484,38cyclictest0-21swapper/300:33:083
542999484,38cyclictest0-21swapper/300:24:353
542999484,38cyclictest0-21swapper/300:02:303
542999484,37cyclictest0-21swapper/323:33:563
542999484,37cyclictest0-21swapper/319:14:243
542999483,38cyclictest0-21swapper/321:14:203
5429994810,5cyclictest0-21swapper/323:29:253
5429994810,5cyclictest0-21swapper/323:29:253
542499489,7cyclictest20920-21ssh21:06:242
542499489,33cyclictest20060-21ssh23:16:542
542499489,33cyclictest16657-21/usr/sbin/munin20:59:132
542499488,35cyclictest7077-21latency_hist20:33:572
542499487,7cyclictest9600-21/usr/sbin/munin21:34:262
542499487,35cyclictest0-21swapper/222:19:002
542499486,36cyclictest0-21swapper/223:02:042
542499486,36cyclictest0-21swapper/221:46:232
542499485,15cyclictest0-21swapper/200:24:132
542499484,39cyclictest0-21swapper/222:36:432
542499484,38cyclictest0-21swapper/223:59:162
542499484,38cyclictest0-21swapper/223:10:282
542499484,38cyclictest0-21swapper/222:18:172
542499484,38cyclictest0-21swapper/221:33:382
542499484,38cyclictest0-21swapper/220:19:222
5424994812,30cyclictest24219-21/usr/sbin/munin21:54:222
5424994812,30cyclictest0-21swapper/220:04:132
5424994812,29cyclictest3551-21/usr/sbin/munin20:24:292
541599488,34cyclictest0-21swapper/123:24:551
541599488,34cyclictest0-21swapper/121:18:061
541599484,6cyclictest0-21swapper/122:16:231
541599484,39cyclictest0-21swapper/123:07:001
541599484,38cyclictest0-21swapper/123:48:011
541599484,38cyclictest0-21swapper/123:12:181
541599484,38cyclictest0-21swapper/121:27:471
541599484,38cyclictest0-21swapper/100:21:371
541099483,40cyclictest0-21swapper/019:04:060
542999477,7cyclictest0-21swapper/322:49:313
542999476,6cyclictest0-21swapper/323:49:133
542999474,38cyclictest0-21swapper/319:19:263
542999474,37cyclictest0-21swapper/322:20:093
542999474,37cyclictest0-21swapper/321:59:043
542999474,17cyclictest0-21swapper/323:00:503
542999473,39cyclictest0-21swapper/321:28:393
542999473,39cyclictest0-21swapper/320:59:153
542999473,39cyclictest0-21swapper/320:02:513
542999473,39cyclictest0-21swapper/319:34:253
542999473,39cyclictest0-21swapper/319:29:163
542999473,39cyclictest0-21swapper/319:29:163
542499478,33cyclictest0-21swapper/220:34:182
542499476,36cyclictest0-21swapper/223:35:082
542499476,36cyclictest0-21swapper/223:04:392
542499475,36cyclictest12903-21/usr/sbin/munin20:49:152
542499475,34cyclictest26916-21perl19:59:112
542499474,38cyclictest0-21swapper/223:41:462
542499474,38cyclictest0-21swapper/222:38:562
542499474,37cyclictest0-21swapper/222:56:262
542499474,37cyclictest0-21swapper/222:43:592
542499474,37cyclictest0-21swapper/222:43:592
542499474,37cyclictest0-21swapper/219:24:092
542499474,37cyclictest0-21swapper/219:24:092
542499474,36cyclictest0-21swapper/219:19:232
542499472,40cyclictest31880-21runrttasks22:04:262
5424994713,29cyclictest27420-21/usr/sbin/munin00:09:192
5424994712,29cyclictest20968-21/usr/sbin/munin19:44:192
5424994711,30cyclictest32198-21/usr/sbin/munin20:14:182
541599476,36cyclictest0-21swapper/122:27:531
541599475,36cyclictest0-21swapper/122:29:431
541599475,35cyclictest0-21swapper/123:19:131
541599474,38cyclictest0-21swapper/123:34:561
541599474,37cyclictest0-21swapper/123:01:491
541599474,37cyclictest0-21swapper/121:10:531
541599474,37cyclictest0-21swapper/100:29:361
541599474,17cyclictest0-21swapper/122:39:101
542999468,5cyclictest0-21swapper/319:09:103
542999464,38cyclictest0-21swapper/320:06:493
542999463,38cyclictest0-21swapper/320:37:183
542999463,38cyclictest0-21swapper/319:07:253
542499464,37cyclictest0-21swapper/219:33:582
542499464,37cyclictest0-21swapper/219:33:582
542499464,36cyclictest0-21swapper/222:29:552
542499464,36cyclictest0-21swapper/221:17:212
5424994612,28cyclictest9166-21/usr/sbin/munin20:39:272
541599465,35cyclictest0-21swapper/121:04:261
541599464,38cyclictest0-21swapper/122:05:451
541599464,37cyclictest0-21swapper/121:34:171
541599464,36cyclictest0-21swapper/100:08:581
541599464,17cyclictest0-21swapper/122:22:441
541599463,8cyclictest0-21swapper/121:46:541
541599463,38cyclictest0-21swapper/121:29:201
541599463,37cyclictest0-21swapper/122:09:431
5415994610,5cyclictest0-21swapper/123:29:381
5415994610,5cyclictest0-21swapper/123:29:381
542999453,38cyclictest0-21swapper/320:19:023
542499455,35cyclictest0-21swapper/220:45:022
5424994511,28cyclictest17228-21/usr/sbin/munin19:34:202
541599455,34cyclictest0-21swapper/122:51:471
541599455,34cyclictest0-21swapper/121:19:371
541599454,36cyclictest0-21swapper/122:00:331
542999443,9cyclictest0-21swapper/320:55:253
542999443,9cyclictest0-21swapper/320:55:253
542999443,9cyclictest0-21swapper/320:42:513
542999443,37cyclictest0-21swapper/320:52:263
542999443,36cyclictest0-21swapper/320:46:413
542999443,36cyclictest0-21swapper/320:32:523
542999443,36cyclictest0-21swapper/319:56:333
542999443,36cyclictest0-21swapper/319:46:473
542999443,36cyclictest0-21swapper/319:26:443
542999443,36cyclictest0-21swapper/319:26:443
542999443,10cyclictest0-21swapper/319:41:523
542499447,33cyclictest0-21swapper/219:15:092
542999434,34cyclictest0-21swapper/320:28:573
542999433,35cyclictest0-21swapper/320:14:233
542499433,34cyclictest0-21swapper/220:09:232
5415994334,5cyclictest21-21ksoftirqd/119:28:581
5415994334,5cyclictest21-21ksoftirqd/119:28:581
541099432,35cyclictest3346-21/usr/sbin/munin22:54:140
542999423,33cyclictest31769-21sshd20:11:303
5410994232,5cyclictest3-21ksoftirqd/020:33:570
228172423,6sleep00-21swapper/023:19:480
102372423,6sleep00-21swapper/021:35:150
83802413,7sleep20-21swapper/219:09:182
275932413,6sleep00-21swapper/021:14:390
541099404,31cyclictest0-21swapper/023:10:180
50902407,27sleep00-21swapper/019:03:010
41522403,6sleep00-21swapper/000:22:020
41192403,6sleep00-21swapper/022:11:220
317372403,6sleep00-21swapper/021:20:380
292112403,6sleep00-21swapper/022:44:460
292112403,6sleep00-21swapper/022:44:460
264982403,6sleep00-21swapper/021:58:380
5410993926,8cyclictest427-21tail20:14:180
49612397,26sleep20-21swapper/219:01:302
70882383,6sleep00-21swapper/023:43:300
5415993829,5cyclictest21-21ksoftirqd/120:13:571
541099384,29cyclictest0-21swapper/000:28:110
5410993816,17cyclictest26237-21sshd19:57:220
191942383,6sleep00-21swapper/023:15:010
155202383,6sleep00-21swapper/021:43:490
108992383,6sleep00-21swapper/022:20:030
5415993727,5cyclictest21-21ksoftirqd/120:03:571
316402373,6sleep00-21swapper/020:09:560
243102373,6sleep00-21swapper/019:51:530
145032373,6sleep00-21swapper/020:53:260
93502363,6sleep00-21swapper/019:11:460
541099363,28cyclictest0-21swapper/019:39:240
5410993623,8cyclictest25940-21awk22:40:410
5410993617,15cyclictest16318-21idleruntime-cro22:28:540
509323613,17sleep30-21swapper/319:03:043
326982363,6sleep10-21swapper/120:14:161
180462363,6sleep00-21swapper/021:46:140
177112363,6sleep00-21swapper/023:56:550
93462353,6sleep10-21swapper/119:11:431
541099354,27cyclictest0-21swapper/021:52:240
541099354,26cyclictest0-21swapper/023:23:550
541099354,26cyclictest0-21swapper/022:35:040
541099354,26cyclictest0-21swapper/000:31:260
5410993523,7cyclictest29105-21cut23:29:080
5410993523,7cyclictest29105-21cut23:29:080
206402353,6sleep10-21swapper/119:42:411
541099343,27cyclictest0-21swapper/022:49:250
541599334,23cyclictest0-21swapper/120:24:211
5415993320,8cyclictest551-21NetworkManager20:43:571
5415993312,15cyclictest11114-21wget20:44:081
541099335,24cyclictest0-21swapper/023:03:220
541099334,26cyclictest0-21swapper/022:31:240
22802332,25sleep02289-21memory20:19:180
223672333,6sleep00-21swapper/019:46:020
5415993220,7cyclictest22128-21unixbench_multi19:44:281
541099324,24cyclictest0-21swapper/022:02:190
541099324,24cyclictest0-21swapper/021:25:540
541099324,23cyclictest0-21swapper/020:54:110
541099324,23cyclictest0-21swapper/020:54:110
541099323,25cyclictest0-21swapper/023:38:310
541099323,25cyclictest0-21swapper/000:18:520
541099323,24cyclictest0-21swapper/023:45:230
5415993122,5cyclictest21-21ksoftirqd/119:23:591
5415993114,13cyclictest18366-21unixbench-2d19:34:281
541099314,24cyclictest0-21swapper/022:07:240
541099314,23cyclictest0-21swapper/023:06:520
541099314,23cyclictest0-21swapper/019:34:240
541099314,22cyclictest0-21swapper/020:04:100
541099313,25cyclictest0-21swapper/021:29:340
541099313,24cyclictest0-21swapper/019:59:240
5410993121,6cyclictest20042-21timerandwakeup23:59:210
5410993119,7cyclictest11531-21iostat_ios20:44:140
5410993117,9cyclictest557-21dbus-daemon20:43:570
115322312,4sleep00-21swapper/023:49:060
541599304,22cyclictest0-21swapper/120:59:261
5415993022,5cyclictest10353-21grep19:14:181
5415993018,7cyclictest14000-21wc20:49:271
5415993016,9cyclictest547-21systemd-logind20:03:581
541099304,23cyclictest0-21swapper/021:09:240
541099304,21cyclictest0-21swapper/022:13:560
541099304,21cyclictest0-21swapper/020:59:090
541099302,23cyclictest21244-21taskset21:07:040
5410993018,7cyclictest4048-21iostat_ios20:24:150
5410993017,7cyclictest26547-21cpu00:09:040
5424992920,6cyclictest6306-21fschecks_time19:04:122
541599294,20cyclictest0-21swapper/119:04:081
541599292,22cyclictest22859-21wget19:49:091
541599292,20cyclictest15541-21/usr/sbin/munin19:29:121
541599292,20cyclictest15541-21/usr/sbin/munin19:29:121
5415992918,6cyclictest652-21runrttasks20:55:161
5415992918,6cyclictest652-21runrttasks20:55:161
5415992917,7cyclictest7916-21sort20:34:171
5415992916,8cyclictest583-21ntpd20:19:211
541099293,21cyclictest121662sleep019:19:170
5410992918,7cyclictest7933-21missed_timers20:34:180
541599284,19cyclictest0-21swapper/120:29:141
541599282,20cyclictest24729-21wget19:54:071
5410992818,6cyclictest652-21runrttasks19:15:470
5410992818,6cyclictest22737-21aten_rbpower_po00:04:020
5410992718,5cyclictest13935-21if_err_eth219:24:140
5410992718,5cyclictest13935-21if_err_eth219:24:140
5410992717,6cyclictest15919-21latency19:29:170
5410992717,6cyclictest15919-21latency19:29:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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