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2026-11-15 - 04:03
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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 376 highest latencies:
System rackbslot4.osadl.org (updated Sun Nov 15, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26370997814,58cyclictest11024-21aten_rbpower_en21:04:333
2637099738,59cyclictest15522-21ntp_states21:09:453
2637099735,61cyclictest0-21swapper/321:39:573
2637099725,7cyclictest0-21swapper/323:57:263
2637099725,61cyclictest0-21swapper/321:21:433
2637099725,61cyclictest0-21swapper/321:03:333
2637099725,60cyclictest0-21swapper/322:52:563
2637099725,60cyclictest0-21swapper/322:52:563
2637099725,60cyclictest0-21swapper/322:47:433
2637099725,60cyclictest0-21swapper/300:12:583
2637099724,7cyclictest0-21swapper/300:07:313
2637099724,61cyclictest0-21swapper/300:24:153
2637099716,58cyclictest0-21swapper/323:15:043
2637099715,7cyclictest0-21swapper/322:37:593
2637099715,7cyclictest0-21swapper/322:16:573
2637099715,60cyclictest0-21swapper/323:43:323
2637099715,60cyclictest0-21swapper/323:28:273
2637099715,60cyclictest0-21swapper/322:26:453
2637099715,60cyclictest0-21swapper/322:20:153
2637099715,59cyclictest0-21swapper/323:52:183
2637099715,59cyclictest0-21swapper/323:46:183
2637099715,59cyclictest0-21swapper/300:28:443
2637099714,7cyclictest0-21swapper/300:17:463
2637099714,60cyclictest0-21swapper/322:58:513
2637099714,60cyclictest0-21swapper/322:07:123
2637099714,60cyclictest0-21swapper/322:07:123
2637099714,60cyclictest0-21swapper/321:54:193
2637099705,59cyclictest0-21swapper/322:29:283
2637099704,60cyclictest0-21swapper/322:41:463
2637099695,58cyclictest0-21swapper/322:12:253
2637099695,58cyclictest0-21swapper/321:26:253
2637099695,57cyclictest0-21swapper/323:21:043
2637099695,57cyclictest0-21swapper/321:31:493
2637099694,59cyclictest0-21swapper/323:35:003
2637099668,8cyclictest0-21swapper/322:01:273
2637099668,8cyclictest0-21swapper/321:54:343
2637099665,7cyclictest0-21swapper/323:00:043
2637099665,54cyclictest0-21swapper/321:18:443
2637099665,54cyclictest0-21swapper/321:18:443
2637099654,53cyclictest0-21swapper/321:36:233
2637099653,56cyclictest14139-21ssh00:01:203
2637099653,56cyclictest14139-21ssh00:01:203
2637099634,53cyclictest0-21swapper/323:30:083
26355996253,5cyclictest3-21ksoftirqd/022:59:190
26355996252,5cyclictest3-21ksoftirqd/000:09:180
2637099603,24cyclictest0-21swapper/323:09:493
26359995913,40cyclictest25740-21grep23:34:331
2635599592,52cyclictest7987-21munin-run23:54:190
2637099564,24cyclictest0-21swapper/323:06:233
2635999563,47cyclictest7431-21cat23:09:371
2635599554,45cyclictest0-21swapper/022:18:360
2636499544,45cyclictest0-21swapper/221:39:502
2636499544,44cyclictest0-21swapper/200:20:162
2635999542,46cyclictest13289-21wget19:49:341
26359995412,35cyclictest19047-21switchtime23:24:471
2635599545,43cyclictest0-21swapper/021:14:070
2635599544,45cyclictest0-21swapper/021:46:510
26370995323,7cyclictest26140-21crond20:24:233
2636499534,43cyclictest0-21swapper/222:01:302
2635999533,44cyclictest13232-21cat21:49:521
26359995324,24cyclictest7160-21/usr/sbin/munin20:59:541
26359995316,31cyclictest6517-21ntpdc19:29:461
26359995311,35cyclictest25071-21netstat22:49:421
26359995311,35cyclictest25071-21netstat22:49:421
2635599535,42cyclictest0-21swapper/023:31:000
2635599534,5cyclictest0-21swapper/021:34:500
2635599534,44cyclictest0-21swapper/023:20:160
2635599534,44cyclictest0-21swapper/000:22:290
2445925311,36sleep10-21swapper/118:54:281
2637099525,19cyclictest0-21swapper/320:09:383
2637099525,19cyclictest0-21swapper/320:09:383
26370995224,7cyclictest11401-21/usr/sbin/munin19:44:473
2636499524,42cyclictest0-21swapper/200:25:542
26359995223,24cyclictest3128-21wc22:19:531
26359995221,26cyclictest29897-21cat19:04:541
2635999522,7cyclictest30315-21latency_hist22:14:211
26359995219,28cyclictest20549-21gzip00:09:421
26359995217,30cyclictest672-21runrttasks20:07:001
26359995217,30cyclictest5262-21missed_timers21:39:421
26359995217,30cyclictest1617-21needreboot21:34:421
26359995216,31cyclictest672-21runrttasks23:58:201
26359995215,31cyclictest672-21runrttasks19:36:521
26359995213,34cyclictest672-21runrttasks20:24:341
26359995213,34cyclictest571-21dbus-daemon21:19:241
2635599524,42cyclictest0-21swapper/021:56:030
2635599522,45cyclictest6873-21diskmemload22:51:460
2635599522,45cyclictest6873-21diskmemload22:51:460
2635599522,44cyclictest9791-21ssh23:13:160
26355995211,36cyclictest30665-21unixbench_singl23:39:500
2595925211,36sleep30-21swapper/318:57:313
2637099513,23cyclictest0-21swapper/319:01:453
26370995123,8cyclictest23866-21head20:14:553
26370995123,8cyclictest23866-21head20:14:553
26370995117,8cyclictest9311-21awk21:44:493
2636499514,41cyclictest0-21swapper/222:22:152
2636499513,43cyclictest0-21swapper/223:45:522
2636499513,43cyclictest0-21swapper/200:02:572
2636499513,43cyclictest0-21swapper/200:02:572
26364995111,34cyclictest0-21swapper/221:34:222
2635999514,8cyclictest27988-21/usr/sbin/munin18:59:541
26359995121,25cyclictest6414-21needreboot22:24:421
26359995118,27cyclictest28929-21grep20:29:461
26359995118,26cyclictest30776-21sh22:14:331
26359995116,30cyclictest19931-21idleruntime21:59:371
26359995114,31cyclictest9783-21fschecks_time22:29:381
26359995114,31cyclictest25252-21ntpq20:19:451
26359995113,33cyclictest21174-21latency22:44:381
26359995112,34cyclictest30335-21netstat21:29:441
26359995112,34cyclictest17243-21fschecks_time22:39:351
26359995112,33cyclictest21855-21cat20:09:531
26359995112,33cyclictest21855-21cat20:09:531
26370995018,7cyclictest29425-21cat19:04:443
2636499504,41cyclictest0-21swapper/222:26:092
2636499503,42cyclictest0-21swapper/223:17:442
2636499503,42cyclictest0-21swapper/221:38:052
2636499503,41cyclictest0-21swapper/223:29:182
2635999503,40cyclictest11877-21wc21:04:471
26359995018,27cyclictest29859-21ps00:22:361
26359995018,27cyclictest28878-21ntpq22:54:431
26359995018,27cyclictest24044-21missed_timers00:14:381
26359995014,31cyclictest672-21runrttasks23:40:221
26359995014,31cyclictest24903-21ssh22:05:371
26359995014,31cyclictest24903-21ssh22:05:371
26359995014,30cyclictest571-21dbus-daemon19:14:261
26359995013,32cyclictest672-21runrttasks19:41:051
26359995013,32cyclictest14797-21if_eth223:19:361
26359995013,32cyclictest14239-21sh00:01:331
26359995013,32cyclictest14239-21sh00:01:331
26359995012,33cyclictest672-21runrttasks21:58:091
26359995012,33cyclictest2511-21/usr/sbin/munin19:19:421
26359995010,34cyclictest31034-21cut19:09:391
26359995010,34cyclictest18920-21if_eth221:14:401
26359995010,34cyclictest18920-21if_eth221:14:401
2635599504,41cyclictest0-21swapper/023:48:270
2635599504,41cyclictest0-21swapper/019:41:320
2635599504,41cyclictest0-21swapper/000:00:570
2635599504,41cyclictest0-21swapper/000:00:570
2635599504,40cyclictest0-21swapper/020:51:340
2635599504,40cyclictest0-21swapper/020:19:320
2635599504,40cyclictest0-21swapper/018:59:400
2635599503,42cyclictest0-21swapper/022:33:010
2635599502,17cyclictest19922-21ssh21:59:370
2636499494,40cyclictest0-21swapper/223:52:572
2636499494,39cyclictest0-21swapper/222:34:332
2636499493,23cyclictest0-21swapper/221:00:112
26364994911,32cyclictest0-21swapper/222:39:422
2635999494,37cyclictest0-21swapper/121:29:221
2635999492,8cyclictest2355-21mailstats20:44:491
2635999492,42cyclictest9576-21grep21:44:531
2635999492,41cyclictest5854-21grep23:49:521
26359994917,27cyclictest672-21runrttasks20:38:551
26359994916,28cyclictest16213-21fschecks_time00:04:341
26359994916,27cyclictest17326-21seq21:12:361
26359994913,31cyclictest23623-21timerandwakeup20:14:531
26359994913,31cyclictest23623-21timerandwakeup20:14:531
26359994913,30cyclictest658-21unixbench_multi22:59:511
2635599495,38cyclictest0-21swapper/022:24:140
2635599494,39cyclictest0-21swapper/020:34:490
2635599494,39cyclictest0-21swapper/000:14:320
2635599494,38cyclictest0-21swapper/021:19:440
2635599493,40cyclictest0-21swapper/021:39:400
2635599493,38cyclictest0-21swapper/019:51:320
26370994810,11cyclictest1358-21sed19:14:573
2636499484,39cyclictest0-21swapper/223:04:272
2636499484,38cyclictest0-21swapper/222:57:032
2636499484,38cyclictest0-21swapper/222:10:302
2636499483,40cyclictest0-21swapper/221:07:362
2636499483,39cyclictest0-21swapper/223:32:232
2636499481,17cyclictest23435-21ssh22:48:042
2635999485,35cyclictest0-21swapper/122:34:451
2635999483,9cyclictest4938-21/usr/sbin/munin19:24:501
2635999483,17cyclictest0-21swapper/100:24:481
26359994814,29cyclictest16942-21wc19:59:251
26359994813,30cyclictest32521-21latency20:39:421
26359994812,31cyclictest571-21dbus-daemon23:19:191
2635599485,37cyclictest0-21swapper/020:54:430
2635599485,37cyclictest0-21swapper/019:19:490
2635599484,9cyclictest0-21swapper/023:00:480
2635599484,38cyclictest0-21swapper/023:24:420
2635599484,38cyclictest0-21swapper/021:25:390
2635599484,38cyclictest0-21swapper/020:27:210
2635599484,18cyclictest0-21swapper/000:26:230
26355994835,8cyclictest0-21swapper/021:06:110
26355994813,5cyclictest3-21ksoftirqd/020:09:240
26355994811,31cyclictest0-21swapper/023:37:430
26355994811,31cyclictest0-21swapper/022:09:190
26355994811,31cyclictest0-21swapper/022:09:190
2636499475,36cyclictest0-21swapper/223:38:512
2636499474,37cyclictest0-21swapper/223:41:182
2636499474,37cyclictest0-21swapper/221:24:382
2636499474,37cyclictest0-21swapper/200:09:282
26364994711,5cyclictest0-21swapper/223:00:342
2635999472,8cyclictest3140-21wget23:04:291
26359994719,23cyclictest3551-21grep20:49:361
26359994713,29cyclictest1402-21missed_timers23:44:391
26359994711,30cyclictest22388-21cat23:29:391
2635599475,37cyclictest0-21swapper/021:17:310
2635599475,37cyclictest0-21swapper/021:17:310
2635599474,38cyclictest0-21swapper/023:06:120
2635599474,38cyclictest0-21swapper/022:37:340
2635599474,38cyclictest0-21swapper/022:29:000
2635599474,37cyclictest0-21swapper/021:33:250
2635599474,37cyclictest0-21swapper/020:09:400
2635599474,37cyclictest0-21swapper/020:09:400
2635599474,37cyclictest0-21swapper/019:54:510
2635599474,37cyclictest0-21swapper/019:14:400
2635599474,36cyclictest0-21swapper/022:40:590
2635599473,38cyclictest0-21swapper/021:49:360
2635599472,39cyclictest3115-21munin-run20:49:230
2636499464,37cyclictest0-21swapper/222:08:252
2636499464,37cyclictest0-21swapper/222:08:252
2636499464,36cyclictest0-21swapper/222:52:302
2636499464,36cyclictest0-21swapper/222:52:302
2636499464,36cyclictest0-21swapper/222:33:382
2636499464,36cyclictest0-21swapper/221:44:272
2636499464,36cyclictest0-21swapper/221:22:472
2636499464,36cyclictest0-21swapper/221:09:522
2636499464,36cyclictest0-21swapper/200:06:332
26364994611,29cyclictest0-21swapper/223:55:342
2635999463,8cyclictest17050-21aten_rbpower_cu19:59:341
2635999462,9cyclictest11821-21idleruntime19:44:411
2635599464,37cyclictest0-21swapper/023:58:080
2635599464,37cyclictest0-21swapper/020:33:360
2635599464,36cyclictest0-21swapper/023:14:410
2635599464,36cyclictest0-21swapper/022:44:210
2635599464,36cyclictest0-21swapper/020:59:280
2635599464,36cyclictest0-21swapper/019:29:370
2635599464,36cyclictest0-21swapper/019:09:500
2635599464,35cyclictest0-21swapper/019:04:450
2635599464,10cyclictest0-21swapper/020:14:350
2635599464,10cyclictest0-21swapper/020:14:350
256712463,8sleep20-21swapper/200:16:462
2636499455,35cyclictest0-21swapper/223:09:382
2636499454,36cyclictest0-21swapper/221:49:442
2636499454,35cyclictest0-21swapper/221:56:392
2636499454,16cyclictest0-21swapper/222:15:242
2636499453,37cyclictest0-21swapper/223:21:182
26364994511,29cyclictest0-21swapper/221:14:422
26364994511,29cyclictest0-21swapper/221:14:422
26359994513,26cyclictest5569-21cut20:54:381
2635599458,31cyclictest0-21swapper/022:09:260
2635599454,36cyclictest0-21swapper/019:59:510
2635599454,36cyclictest0-21swapper/019:34:410
2635599454,36cyclictest0-21swapper/000:11:320
2635599454,11cyclictest0-21swapper/019:24:350
26370994420,6cyclictest672-21runrttasks20:49:263
2635599444,35cyclictest0-21swapper/019:46:120
2637099438,7cyclictest0-21swapper/319:09:533
2635599433,34cyclictest0-21swapper/020:39:370
277422424,33sleep20-21swapper/220:26:072
68292413,8sleep20-21swapper/220:58:592
127492414,9sleep20-21swapper/219:45:552
110632414,9sleep20-21swapper/219:43:052
9322403,9sleep20-21swapper/220:40:402
26370994027,8cyclictest9724-21cut19:39:393
90132394,8sleep20-21swapper/219:35:572
59542392,6sleep25963-21diskstats19:29:372
327442393,5sleep20-21swapper/219:14:402
2637099382,12cyclictest31425-21ps20:35:253
26364993825,8cyclictest27506-21seq18:59:442
2605823815,17sleep20-21swapper/218:58:432
202242383,8sleep20-21swapper/220:05:392
2637099373,11cyclictest15916-21ntp_states19:54:483
2582323712,18sleep00-21swapper/018:55:550
2637099344,24cyclictest0-21swapper/320:25:343
26370993422,7cyclictest17751-21grep19:59:453
26364993323,6cyclictest16160-21sort19:54:532
26364993321,7cyclictest3955-21ls20:49:432
26364993311,18cyclictest597-21gdbus20:04:242
2637099324,23cyclictest0-21swapper/320:29:533
2637099323,24cyclictest0-21swapper/320:46:343
2636499325,12cyclictest0-21swapper/220:31:392
26370993120,7cyclictest6412-21sed20:54:533
2636499313,23cyclictest0-21swapper/220:44:262
2637099304,22cyclictest0-21swapper/320:41:333
2637099304,22cyclictest0-21swapper/319:31:313
26370993018,7cyclictest8387-21tr19:34:473
26370993013,12cyclictest4965-21timerandwakeup19:24:503
2636499305,20cyclictest0-21swapper/219:19:302
2636499304,21cyclictest0-21swapper/220:09:372
2636499304,21cyclictest0-21swapper/220:09:372
2636499304,21cyclictest0-21swapper/219:49:282
2636499304,21cyclictest0-21swapper/219:04:382
2636499304,20cyclictest0-21swapper/220:14:322
2636499304,20cyclictest0-21swapper/220:14:322
2637099294,20cyclictest0-21swapper/320:04:403
2637099293,22cyclictest0-21swapper/319:19:473
2636499294,21cyclictest0-21swapper/220:38:302
26370992812,11cyclictest0-21swapper/319:49:593
2636499284,20cyclictest0-21swapper/220:19:422
2636499284,19cyclictest0-21swapper/219:25:362
26364992816,7cyclictest31166-21if_eth219:09:412
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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