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2026-08-22 - 00:05
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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 highest latencies:
System rackbslot4.osadl.org (updated Fri Aug 21, 2026 12:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1887399753,65cyclictest16597-21wget09:24:430
1887399734,63cyclictest0-21swapper/010:41:560
1887399725,61cyclictest0-21swapper/010:14:420
1887399722,33cyclictest5790-21/usr/sbin/munin07:10:070
18873997212,55cyclictest18657-21kworker/0:011:01:070
18873997212,55cyclictest18657-21kworker/0:011:01:070
1887399702,62cyclictest9546-21/usr/sbin/munin07:20:070
1887399695,58cyclictest0-21swapper/010:33:470
1887399693,59cyclictest23303-21/usr/sbin/munin08:49:560
1887399692,62cyclictest27537-21latency06:39:540
1887399692,62cyclictest27537-21latency06:39:540
1887399692,61cyclictest15502-21fschecks_time07:34:490
1887399683,59cyclictest667-21ssh09:45:270
1887399683,59cyclictest16755-21ssh08:40:530
1887399682,6cyclictest29698-21awk10:24:450
1887399682,59cyclictest11413-21/usr/sbin/munin07:24:570
18873996813,50cyclictest0-21swapper/009:56:450
1887399673,59cyclictest0-21swapper/008:59:330
1887399673,58cyclictest24632-21ssh11:43:150
1887399673,58cyclictest24632-21ssh11:43:150
1887399672,60cyclictest7709-21tune2fs08:29:500
1887399672,59cyclictest643-21runrttasks11:20:310
1887399672,59cyclictest3785-21ssh09:06:400
1887399672,59cyclictest2978-21grep11:14:450
1887399672,59cyclictest10137-21sendmail_mailtr09:15:000
1887399672,33cyclictest14380-21fschecks_count11:29:440
18873996711,25cyclictest0-21swapper/010:03:250
1887399669,27cyclictest0-21swapper/011:38:550
1887399667,53cyclictest0-21swapper/011:26:210
1887399667,53cyclictest0-21swapper/010:10:510
1887399667,53cyclictest0-21swapper/010:10:510
1887399665,55cyclictest0-21swapper/010:49:080
1887399665,55cyclictest0-21swapper/008:59:460
1887399663,57cyclictest0-21swapper/008:22:070
1887399662,58cyclictest18395-21ssh10:51:560
1887399662,58cyclictest16071-21ssh10:05:520
1887399656,53cyclictest0-21swapper/009:54:080
1887399655,53cyclictest0-21swapper/010:34:570
1887399653,31cyclictest27279-21ssh10:20:270
1887399652,57cyclictest27759-21fschecks_count11:04:480
1887399652,57cyclictest21662-21sh10:55:440
1887399652,57cyclictest19813-21sensors_temp08:45:000
1887399652,57cyclictest14169-21unixbench_multi09:20:040
1887399652,30cyclictest25087-21/usr/sbin/munin06:35:010
1887399652,30cyclictest25087-21/usr/sbin/munin06:35:010
1887399652,30cyclictest18657-21kworker/0:008:27:290
1887399644,54cyclictest0-21swapper/009:12:440
1887399643,55cyclictest3921-21/usr/sbin/munin07:04:560
1887399643,55cyclictest31883-21/usr/sbin/munin11:09:490
1887399643,55cyclictest27185-21ssh11:45:360
1887399643,55cyclictest0-21swapper/009:39:430
1887399642,56cyclictest21130-21ntp_states09:29:560
1887399642,55cyclictest7673-21/usr/sbin/munin07:14:580
18873996410,49cyclictest14840-21sshd07:33:300
1887399632,55cyclictest24858-21ntp_states09:34:560
1887399632,55cyclictest24858-21ntp_states09:34:560
1887399632,55cyclictest11110-21ssh08:34:390
1887399622,54cyclictest17022-21/usr/sbin/munin07:39:490
1887399602,52cyclictest24838-21chrt06:34:140
1888499594,50cyclictest281ktimersoftd/209:34:342
1887399594,23cyclictest0-21swapper/007:02:400
1888499585,47cyclictest0-21swapper/209:50:152
1888499574,7cyclictest0-21swapper/208:28:072
1888499574,47cyclictest0-21swapper/211:10:012
1888499573,48cyclictest0-21swapper/208:34:352
1888899565,44cyclictest0-21swapper/311:09:313
1888499554,27cyclictest0-21swapper/210:42:332
1888499553,6cyclictest0-21swapper/210:14:322
1888499553,6cyclictest0-21swapper/210:14:322
1888899544,44cyclictest0-21swapper/308:41:423
1888499544,44cyclictest0-21swapper/208:55:062
1888499543,46cyclictest0-21swapper/206:24:582
1888499534,44cyclictest0-21swapper/210:18:192
1888499534,44cyclictest0-21swapper/209:44:582
1888499533,5cyclictest0-21swapper/211:05:032
1888499522,44cyclictest23942-21sshd07:55:302
1887799525,40cyclictest0-21swapper/106:50:011
1888499514,41cyclictest0-21swapper/209:24:102
1888499513,43cyclictest0-21swapper/208:35:572
1888499513,42cyclictest0-21swapper/210:01:352
18873995119,28cyclictest29066-21cut06:44:520
18873995118,28cyclictest20862-21aten_rbpower_vo07:49:460
1888899503,41cyclictest0-21swapper/310:18:133
1888499508,36cyclictest0-21swapper/209:27:082
1888499505,39cyclictest0-21swapper/206:29:472
1888499504,41cyclictest0-21swapper/210:50:012
1888499504,40cyclictest0-21swapper/211:02:002
1888499504,40cyclictest0-21swapper/211:02:002
1888499504,40cyclictest0-21swapper/209:57:252
1888499503,41cyclictest0-21swapper/211:44:062
1888499503,41cyclictest0-21swapper/211:44:062
1888499503,41cyclictest0-21swapper/209:16:562
18884995012,33cyclictest0-21swapper/208:14:492
18884995011,33cyclictest0-21swapper/211:35:342
1887399502,42cyclictest19218-21tune2fs07:44:510
18873995019,26cyclictest643-21runrttasks08:04:550
18873995019,26cyclictest643-21runrttasks08:04:550
1888899494,40cyclictest0-21swapper/311:12:233
1888899494,39cyclictest0-21swapper/311:36:593
1888899494,39cyclictest0-21swapper/308:47:433
1888899493,40cyclictest0-21swapper/309:20:563
1888499498,35cyclictest0-21swapper/211:30:212
1888499498,35cyclictest0-21swapper/210:08:552
1888499494,39cyclictest0-21swapper/210:21:562
1888499494,38cyclictest0-21swapper/209:00:022
18884994934,10cyclictest0-21swapper/208:20:472
1888499493,7cyclictest0-21swapper/208:51:262
1888499492,14cyclictest0-21swapper/206:45:072
18884994911,32cyclictest0-21swapper/211:29:152
18873994918,26cyclictest643-21runrttasks07:59:310
1888899484,38cyclictest0-21swapper/310:34:213
1888899484,38cyclictest0-21swapper/309:10:533
1888899484,38cyclictest0-21swapper/308:55:223
1888899483,40cyclictest0-21swapper/309:33:153
1888499487,35cyclictest0-21swapper/210:57:382
1888499486,36cyclictest0-21swapper/208:39:562
1888499484,38cyclictest0-21swapper/211:18:172
1888499484,38cyclictest0-21swapper/209:34:482
1888499484,38cyclictest0-21swapper/209:34:482
1888499484,38cyclictest0-21swapper/209:13:352
1888499484,38cyclictest0-21swapper/209:05:082
1888499484,38cyclictest0-21swapper/207:59:542
1888499484,10cyclictest0-21swapper/207:00:032
1888499483,40cyclictest0-21swapper/210:45:142
1888499483,39cyclictest0-21swapper/211:45:022
1888499483,39cyclictest0-21swapper/210:27:142
1888499483,39cyclictest0-21swapper/208:45:262
1888499483,39cyclictest0-21swapper/206:23:522
1888499483,38cyclictest0-21swapper/207:45:002
1887799484,38cyclictest0-21swapper/110:52:301
1887799484,38cyclictest0-21swapper/109:42:131
1887399483,39cyclictest20378-21/usr/sbin/munin06:20:020
1887399482,40cyclictest28596-21grep08:09:500
1888899475,36cyclictest0-21swapper/309:00:233
1888899474,37cyclictest0-21swapper/311:20:383
1888899474,37cyclictest0-21swapper/311:17:063
1888899474,37cyclictest0-21swapper/310:14:183
1888899474,37cyclictest0-21swapper/310:14:183
1888899474,37cyclictest0-21swapper/310:03:583
1888899474,37cyclictest0-21swapper/308:37:343
1888899474,37cyclictest0-21swapper/308:21:473
1888899474,37cyclictest0-21swapper/306:19:403
1888899472,39cyclictest22294-21kernelversion11:39:483
1888899472,39cyclictest22294-21kernelversion11:39:483
1888499477,34cyclictest0-21swapper/210:37:582
1888499474,37cyclictest0-21swapper/210:30:312
1888499474,36cyclictest0-21swapper/209:39:422
1888499473,39cyclictest0-21swapper/206:44:282
1888499473,39cyclictest0-21swapper/206:44:282
1888499473,38cyclictest0-21swapper/211:19:382
1887799474,37cyclictest0-21swapper/111:28:501
1887799474,37cyclictest0-21swapper/108:53:061
1887399473,38cyclictest21955-21runrttasks06:24:570
1887399472,39cyclictest30769-21missed_timers08:14:550
18873994710,31cyclictest0-21swapper/007:59:500
1888899465,35cyclictest0-21swapper/310:21:433
1888899465,35cyclictest0-21swapper/310:06:173
1888899464,37cyclictest0-21swapper/310:47:473
1888899464,37cyclictest0-21swapper/310:25:453
1888899464,37cyclictest0-21swapper/309:15:493
1888899464,36cyclictest0-21swapper/311:25:273
1888899464,36cyclictest0-21swapper/311:01:183
1888899464,36cyclictest0-21swapper/311:01:183
1888899464,36cyclictest0-21swapper/310:56:473
1888899464,36cyclictest0-21swapper/309:25:313
1888899464,36cyclictest0-21swapper/308:51:013
1888899464,36cyclictest0-21swapper/308:25:553
1888899464,17cyclictest0-21swapper/309:53:483
18888994610,5cyclictest0-21swapper/309:56:593
1888499464,36cyclictest0-21swapper/207:34:362
1888499463,37cyclictest0-21swapper/208:09:512
1888499463,37cyclictest0-21swapper/206:55:082
1888499462,37cyclictest26374-21/usr/sbin/munin08:04:472
1888499462,37cyclictest26374-21/usr/sbin/munin08:04:472
1887399463,37cyclictest1704-21runrttasks06:58:080
1887399462,38cyclictest30713-21basename06:49:460
1888899454,36cyclictest0-21swapper/310:41:203
1888899454,16cyclictest0-21swapper/309:46:403
1888899454,15cyclictest0-21swapper/310:54:123
1888499454,35cyclictest0-21swapper/207:38:102
1888499454,35cyclictest0-21swapper/206:49:472
1888499453,37cyclictest0-21swapper/207:39:592
1888499453,37cyclictest0-21swapper/207:09:502
1888499453,36cyclictest21193-21basename07:49:512
1888499453,36cyclictest0-21swapper/207:24:372
1888499453,17cyclictest0-21swapper/207:29:312
1887799459,5cyclictest0-21swapper/110:57:261
1887799455,34cyclictest0-21swapper/108:31:051
1887799454,36cyclictest0-21swapper/109:52:281
1887799453,37cyclictest0-21swapper/106:19:501
1888899446,33cyclictest0-21swapper/310:34:523
1888899444,36cyclictest0-21swapper/307:05:023
1888899443,36cyclictest0-21swapper/311:29:363
1888499444,35cyclictest0-21swapper/207:15:092
1888499443,9cyclictest0-21swapper/207:07:072
1887799446,6cyclictest0-21swapper/108:58:181
1887799443,9cyclictest0-21swapper/107:29:591
75532433,7sleep10-21swapper/111:19:581
1888899433,35cyclictest0-21swapper/307:35:073
1887799433,7cyclictest0-21swapper/107:39:591
1887799433,36cyclictest0-21swapper/106:30:061
1888899423,34cyclictest0-21swapper/306:35:103
1888899423,34cyclictest0-21swapper/306:35:103
1887799423,34cyclictest0-21swapper/107:25:031
1888899414,32cyclictest0-21swapper/306:40:163
1888899414,32cyclictest0-21swapper/306:40:163
229142403,6sleep30-21swapper/306:28:393
1831424016,18sleep20-21swapper/206:15:512
314652392,6sleep10-21swapper/111:09:441
1842723914,18sleep10-21swapper/106:17:101
50882383,6sleep30-21swapper/309:09:313
296482383,6sleep30-21swapper/308:11:283
223432383,6sleep10-21swapper/109:31:311
18877993827,7cyclictest2250-21grep10:30:031
305142373,6sleep30-21swapper/309:43:043
275002373,6sleep10-21swapper/108:05:061
275002373,6sleep10-21swapper/108:05:061
1887799374,28cyclictest0-21swapper/110:06:001
18877993727,6cyclictest7292-21latency09:54:511
18877993724,8cyclictest3945-21wget07:04:481
1826323714,17sleep30-21swapper/306:15:113
1826023713,18sleep00-21swapper/006:15:080
17822373,6sleep10-21swapper/106:59:071
57892363,6sleep30-21swapper/307:09:473
270792363,6sleep10-21swapper/111:04:121
270792363,6sleep10-21swapper/111:04:121
246282363,7sleep30-21swapper/306:31:493
239482363,7sleep30-21swapper/307:55:343
18877993625,7cyclictest26114-21grep06:35:041
18877993625,7cyclictest26114-21grep06:35:041
18877993624,7cyclictest2928-21fgrep07:00:011
138452363,7sleep10-21swapper/110:45:211
75202353,6sleep10-21swapper/110:38:041
299062353,6sleep10-21swapper/108:14:311
18888993525,6cyclictest32622-21cut06:54:483
18877993523,7cyclictest573-21irqbalance10:12:341
18877993523,7cyclictest573-21irqbalance10:12:341
18877993523,7cyclictest30443-21gzip10:24:561
18877993523,7cyclictest11171-21/usr/sbin/munin08:34:581
18877993521,9cyclictest4317-21ntp_kernel_pll_08:24:571
1887799344,25cyclictest0-21swapper/110:16:001
1887799344,25cyclictest0-21swapper/106:25:011
1887799343,26cyclictest0-21swapper/111:17:001
18877993423,7cyclictest21724-21/usr/sbin/munin11:39:591
18877993423,7cyclictest21724-21/usr/sbin/munin11:39:591
18877993422,7cyclictest317-21sort08:19:541
18877993421,8cyclictest6499-21rm09:10:021
18877993420,9cyclictest25891-21uniq11:44:431
18877993411,18cyclictest0-21swapper/108:41:311
282402333,6sleep10-21swapper/106:40:121
282402333,6sleep10-21swapper/106:40:121
18888993317,12cyclictest643-21runrttasks07:49:473
18884993320,8cyclictest25904-21wc06:35:012
18884993320,8cyclictest25904-21wc06:35:012
1887799334,26cyclictest0-21swapper/109:00:391
1887799334,25cyclictest0-21swapper/110:20:301
1887799333,25cyclictest0-21swapper/109:25:501
1887799333,25cyclictest0-21swapper/107:54:291
18877993322,7cyclictest2991-21grep09:05:031
18877993321,7cyclictest29864-21wc06:45:061
18877993320,9cyclictest20125-21grep08:45:041
321082323,6sleep30-21swapper/306:51:483
259532323,6sleep10-21swapper/108:02:121
18888993221,7cyclictest3117-21wc07:00:043
1887799323,25cyclictest0-21swapper/109:47:331
1887799323,25cyclictest0-21swapper/109:34:571
1887799323,25cyclictest0-21swapper/109:34:571
1887799323,25cyclictest0-21swapper/109:14:361
18877993221,6cyclictest19328-21idleruntime07:44:521
18877993220,7cyclictest11748-21sed10:00:021
1887799322,26cyclictest15045-21ssh09:21:491
1888899313,24cyclictest0-21swapper/309:34:443
1888899313,24cyclictest0-21swapper/309:34:443
1888899313,23cyclictest0-21swapper/307:45:363
18888993117,9cyclictest8768-21grep07:15:053
18888993117,9cyclictest584-21gdbus07:34:363
1887799314,22cyclictest0-21swapper/107:19:581
1887799313,25cyclictest0-21swapper/107:34:591
1887799313,23cyclictest0-21swapper/107:11:581
18877993121,6cyclictest9670-21timerwakeupswit10:40:001
18877993120,7cyclictest643-21runrttasks11:29:591
18877993119,7cyclictest28606-21switchtime11:05:011
18877993113,15cyclictest23369-21grep07:54:561
18888993017,7cyclictest9666-21cpu07:19:473
18888993016,8cyclictest27063-21head08:04:573
18888993016,8cyclictest27063-21head08:04:573
18888993011,15cyclictest25200-21needreboot07:59:573
18877993019,7cyclictest643-21runrttasks07:17:271
18877993019,6cyclictest19153-21timerwakeupswit11:34:581
18877993018,7cyclictest31365-21grep08:15:041
1888899294,21cyclictest0-21swapper/308:30:503
1888899293,23cyclictest0-21swapper/311:45:453
18888992917,7cyclictest543-21systemd-logind07:29:363
1888899285,18cyclictest0-21swapper/306:45:003
1888899284,19cyclictest0-21swapper/307:39:463
18888992616,6cyclictest30817-21needreboot08:14:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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