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2025-10-21 - 13:31
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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 Tue Oct 21, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23807996110,45cyclictest0-21swapper/017:53:220
23807996110,45cyclictest0-21swapper/017:53:220
23807996110,45cyclictest0-21swapper/016:43:530
2330426013,17sleep30-21swapper/313:14:213
2382099595,48cyclictest0-21swapper/217:51:422
2382099584,47cyclictest0-21swapper/218:25:012
2380799588,7cyclictest0-21swapper/018:05:510
2380799587,45cyclictest0-21swapper/015:42:450
2382599573,49cyclictest0-21swapper/313:47:513
2380799578,43cyclictest378-21systemd-journal16:27:230
2380799575,46cyclictest16936-21threads17:12:520
2382099564,46cyclictest0-21swapper/215:50:372
2382099564,46cyclictest0-21swapper/215:44:342
2380799563,47cyclictest0-21swapper/013:55:010
23807995614,36cyclictest11687-21vmstat18:42:560
23825995546,5cyclictest37-21ksoftirqd/318:22:213
23825995546,5cyclictest37-21ksoftirqd/318:22:213
2382099554,45cyclictest0-21swapper/216:07:082
2382099552,7cyclictest557-21systemd-logind18:22:212
2382099552,7cyclictest557-21systemd-logind18:22:212
2382099543,46cyclictest0-21swapper/216:37:572
23807995413,35cyclictest26284-21ssh18:15:210
23807995413,35cyclictest16786-21ssh15:34:170
23820995313,34cyclictest32150-21ntpq15:02:492
2380799537,39cyclictest10552-21/usr/sbin/munin17:02:570
2380799537,39cyclictest10552-21/usr/sbin/munin17:02:570
2380799536,41cyclictest0-21swapper/015:40:450
2380799532,45cyclictest6807-21munin-run17:47:220
23807995314,7cyclictest3265-21/usr/sbin/munin13:47:560
23807995312,35cyclictest28245-21ssh17:30:190
23820995243,5cyclictest29-21ksoftirqd/216:37:232
2382099524,43cyclictest0-21swapper/217:02:232
2382099524,42cyclictest0-21swapper/217:45:122
2382099524,42cyclictest0-21swapper/215:18:552
2382099524,42cyclictest0-21swapper/215:18:552
2382099523,22cyclictest0-21swapper/214:25:002
2380799529,37cyclictest0-21swapper/016:20:170
2380799525,5cyclictest22564-21ssh17:22:320
2380799524,6cyclictest0-21swapper/018:21:110
2380799524,6cyclictest0-21swapper/018:21:110
2380799524,6cyclictest0-21swapper/017:39:020
2380799523,43cyclictest6956-21timerandwakeup16:57:510
23807995212,34cyclictest4017-21ssh16:06:220
23807995211,35cyclictest0-21swapper/015:52:450
23807995210,36cyclictest0-21swapper/018:23:210
2382099518,37cyclictest598-21gdbus18:37:212
2382099514,14cyclictest0-21swapper/216:15:572
2382099513,43cyclictest0-21swapper/215:26:352
23820995115,31cyclictest13383-21sshd15:29:022
23820995113,33cyclictest22853-21processes14:37:532
23820995112,33cyclictest0-21swapper/218:32:412
23820995111,34cyclictest0-21swapper/216:26:182
2380799515,40cyclictest0-21swapper/017:32:570
2380799514,11cyclictest0-21swapper/016:50:330
2380799513,44cyclictest0-21swapper/016:15:340
2380799513,42cyclictest0-21swapper/016:29:530
2382099505,39cyclictest0-21swapper/216:21:532
2382099504,40cyclictest0-21swapper/214:53:542
2382099503,42cyclictest0-21swapper/218:44:002
2382099503,42cyclictest0-21swapper/216:52:542
2382099503,41cyclictest0-21swapper/217:24:362
2380799509,36cyclictest4424-21diskmemload18:32:220
2380799507,37cyclictest0-21swapper/017:59:100
2380799504,40cyclictest4738-21/usr/sbin/munin16:07:420
2380799504,40cyclictest4738-21/usr/sbin/munin16:07:420
2380799503,42cyclictest0-21swapper/013:38:010
2380799503,41cyclictest0-21swapper/015:51:340
23807995012,33cyclictest3902-21ssh16:53:050
23825994911,32cyclictest0-21swapper/318:10:003
2382099494,39cyclictest0-21swapper/217:16:592
2382099493,8cyclictest588-21irqbalance16:50:032
2382099493,5cyclictest0-21swapper/216:28:162
2382099493,41cyclictest0-21swapper/218:05:012
2382099493,41cyclictest0-21swapper/218:00:412
2382099493,40cyclictest0-21swapper/218:28:212
23820994911,7cyclictest17166-21sshd15:35:142
23820994911,5cyclictest0-21swapper/217:17:332
23820994911,32cyclictest0-21swapper/217:03:462
23820994911,32cyclictest0-21swapper/217:03:462
23820994911,32cyclictest0-21swapper/216:09:572
23820994911,32cyclictest0-21swapper/216:09:572
23820994910,6cyclictest0-21swapper/217:40:072
23811994911,32cyclictest0-21swapper/113:17:511
2380799497,36cyclictest0-21swapper/015:22:370
2380799494,40cyclictest0-21swapper/018:09:010
2380799493,40cyclictest0-21swapper/013:20:050
2380799492,40cyclictest28169-21/usr/sbin/munin13:27:560
23807994912,31cyclictest7433-21cut17:47:380
23807994910,33cyclictest0-21swapper/016:33:020
2382599484,38cyclictest0-21swapper/316:27:383
2382099489,5cyclictest0-21swapper/217:32:272
2382099488,7cyclictest0-21swapper/215:40:512
2382099487,35cyclictest0-21swapper/217:54:242
2382099487,35cyclictest0-21swapper/217:54:242
2382099484,39cyclictest0-21swapper/214:28:022
2382099484,38cyclictest0-21swapper/218:12:462
2382099484,38cyclictest0-21swapper/218:09:262
2382099484,18cyclictest0-21swapper/215:59:022
2382099483,7cyclictest0-21swapper/216:44:432
2382099483,39cyclictest0-21swapper/217:28:092
23820994811,33cyclictest28328-21unixbench_singl15:52:562
2380799488,10cyclictest1396-21/usr/sbin/munin13:42:550
2380799486,36cyclictest30036-21/usr/sbin/munin13:32:530
2380799483,41cyclictest0-21swapper/017:18:320
23807994814,28cyclictest12267-21memory15:27:460
23807994812,31cyclictest27189-21taskset16:40:330
23807994810,33cyclictest0-21swapper/018:41:070
23807994810,33cyclictest0-21swapper/018:30:020
23807994810,33cyclictest0-21swapper/017:08:140
2382599478,33cyclictest0-21swapper/315:32:583
2382599474,38cyclictest0-21swapper/315:37:593
23825994734,9cyclictest0-21swapper/318:05:513
2382599473,39cyclictest0-21swapper/313:37:563
2382099478,5cyclictest0-21swapper/217:08:482
2382099474,36cyclictest0-21swapper/214:07:412
23820994710,31cyclictest0-21swapper/214:42:522
2380799476,36cyclictest0-21swapper/015:58:520
2380799476,35cyclictest0-21swapper/013:57:380
23807994710,31cyclictest0-21swapper/015:18:060
23807994710,31cyclictest0-21swapper/015:18:060
234802478,33sleep00-21swapper/013:16:230
2382599464,37cyclictest0-21swapper/313:37:273
2382599464,36cyclictest0-21swapper/317:48:523
2382599464,36cyclictest0-21swapper/316:35:173
2382599464,36cyclictest0-21swapper/313:47:283
23825994636,5cyclictest37-21ksoftirqd/317:27:223
2382099469,32cyclictest0-21swapper/214:57:532
2382099468,5cyclictest0-21swapper/214:47:422
2382099465,35cyclictest0-21swapper/213:59:542
2382099463,37cyclictest0-21swapper/214:12:432
23811994636,5cyclictest21-21ksoftirqd/115:57:241
2382599453,37cyclictest0-21swapper/315:17:543
2382599453,37cyclictest0-21swapper/315:17:543
2382599453,37cyclictest0-21swapper/313:27:453
23820994515,25cyclictest667-21runrttasks15:16:462
23811994535,6cyclictest21-21ksoftirqd/118:00:421
2380799453,36cyclictest27051-21ntp_states13:22:520
2382599444,35cyclictest0-21swapper/317:58:043
2382599444,34cyclictest0-21swapper/317:56:053
2382599444,34cyclictest0-21swapper/317:56:053
2382599444,34cyclictest0-21swapper/313:58:103
2382599443,37cyclictest0-21swapper/313:25:063
2382099444,6cyclictest0-21swapper/215:07:402
2382099443,36cyclictest0-21swapper/214:17:362
2382099443,36cyclictest0-21swapper/214:02:512
2382099443,36cyclictest0-21swapper/214:02:512
59842433,6sleep30-21swapper/317:45:213
2382599435,33cyclictest0-21swapper/316:53:143
2382099432,35cyclictest20153-21aten_rbpower_cu14:32:382
2382599423,34cyclictest0-21swapper/315:28:053
2382599422,35cyclictest24446-21fschecks_time18:12:363
2382099423,34cyclictest0-21swapper/213:18:072
2381199425,7cyclictest0-21swapper/117:23:041
121492423,6sleep30-21swapper/318:44:213
106792413,6sleep30-21swapper/315:25:473
312012403,6sleep10-21swapper/117:34:161
101882403,6sleep30-21swapper/316:14:533
59982393,6sleep30-21swapper/316:57:363
12072393,6sleep30-21swapper/316:49:513
315422383,6sleep20-21swapper/213:35:442
280402383,6sleep30-21swapper/317:29:483
23825993826,7cyclictest27004-21/usr/sbin/munin15:52:503
23807993817,16cyclictest30020-21iostat_ios14:57:450
2191223814,18sleep20-21swapper/213:12:352
133812383,6sleep10-21swapper/115:29:031
121372383,6sleep10-21swapper/117:53:321
121372383,6sleep10-21swapper/117:53:321
104962383,6sleep30-21swapper/314:06:563
104962383,6sleep30-21swapper/314:06:563
67422373,6sleep10-21swapper/116:09:281
67422373,6sleep10-21swapper/116:09:281
6362373,6sleep10-21swapper/117:37:381
3272373,6sleep30-21swapper/315:04:303
295962373,6sleep10-21swapper/113:29:521
269012373,6sleep10-21swapper/118:17:151
2381199374,29cyclictest0-21swapper/118:37:531
23807993718,14cyclictest27672-21cut14:52:360
217352373,6sleep30-21swapper/314:36:463
216252373,6sleep10-21swapper/114:35:231
187062373,6sleep30-21swapper/317:16:473
171282373,6sleep10-21swapper/116:25:301
113692373,6sleep10-21swapper/116:17:291
85292363,6sleep10-21swapper/117:01:201
70622363,6sleep10-21swapper/118:37:191
40782362,6sleep30-21swapper/318:32:143
276832363,6sleep10-21swapper/117:28:491
2382599364,27cyclictest0-21swapper/313:17:373
23825993627,5cyclictest37-21ksoftirqd/317:12:223
2382099362,7cyclictest26464-21diskstats13:22:422
2381199364,27cyclictest0-21swapper/116:42:351
2381199363,28cyclictest0-21swapper/114:02:401
2381199363,28cyclictest0-21swapper/114:02:401
23811993625,7cyclictest18022-21wc18:02:411
23807993622,9cyclictest14789-21grep14:17:400
102922363,6sleep10-21swapper/116:15:121
6372353,6sleep10-21swapper/115:07:261
2382599354,27cyclictest0-21swapper/316:00:533
23825993524,7cyclictest27881-21cut14:52:403
23825993523,7cyclictest12144-21tr16:17:473
2381199354,26cyclictest0-21swapper/116:00:371
2381199353,28cyclictest0-21swapper/116:42:101
2381199353,27cyclictest0-21swapper/113:47:441
23807993524,7cyclictest9397-21grep14:02:480
23807993524,7cyclictest9397-21grep14:02:480
23807993513,17cyclictest0-21swapper/014:32:440
294932343,6sleep20-21swapper/213:28:402
2382599346,22cyclictest0-21swapper/314:22:543
2382599344,25cyclictest0-21swapper/316:02:293
23825993423,7cyclictest5859-21grep16:07:553
23825993423,7cyclictest5859-21grep16:07:553
2381199344,25cyclictest0-21swapper/118:22:201
2381199344,25cyclictest0-21swapper/118:22:201
2381199343,27cyclictest0-21swapper/113:56:151
2381199343,26cyclictest0-21swapper/113:57:551
2381199343,26cyclictest0-21swapper/113:42:591
23811993425,5cyclictest21-21ksoftirqd/118:47:201
23811993422,7cyclictest10517-21unixbench_singl17:02:571
23811993422,7cyclictest10517-21unixbench_singl17:02:571
23811993417,12cyclictest15713-21unixbench_multi14:17:561
23811993412,17cyclictest0-21swapper/117:47:221
23807993423,7cyclictest24187-21grep14:42:410
2190623411,17sleep10-21swapper/113:12:301
2382599334,24cyclictest0-21swapper/314:12:433
2382599334,24cyclictest0-21swapper/313:52:593
2382599333,26cyclictest0-21swapper/315:47:283
23825993323,6cyclictest2769-21/usr/sbin/munin15:12:413
23825993322,7cyclictest7343-21/usr/sbin/munin18:37:413
23825993321,8cyclictest26096-21grep14:47:413
2382599332,26cyclictest23563-21runrttasks14:41:073
23820993321,8cyclictest4505-21grep13:47:562
2381199334,24cyclictest0-21swapper/115:32:391
2381199333,25cyclictest0-21swapper/113:32:441
23807993320,8cyclictest18775-21irqstats14:27:470
255262323,6sleep30-21swapper/314:47:083
253402322,6sleep325352-21irqstats16:37:433
253172323,6sleep10-21swapper/114:44:441
2382599323,24cyclictest0-21swapper/316:42:363
23825993221,7cyclictest29340-21/usr/sbin/munin17:32:593
2381199324,25cyclictest0-21swapper/114:27:581
2381199324,24cyclictest0-21swapper/117:17:001
2381199324,24cyclictest0-21swapper/117:11:051
2381199324,24cyclictest0-21swapper/116:28:351
2381199324,23cyclictest0-21swapper/118:08:441
2381199324,23cyclictest0-21swapper/115:07:581
2381199323,25cyclictest0-21swapper/117:17:351
2381199323,24cyclictest0-21swapper/114:07:531
23811993223,5cyclictest21-21ksoftirqd/114:57:251
23811993222,6cyclictest667-21runrttasks15:20:561
23811993222,6cyclictest667-21runrttasks15:20:561
23811993222,6cyclictest1395-21cpu18:27:371
23811993221,6cyclictest7982-21processes17:47:481
2381199322,17cyclictest260032grep14:47:401
2380799328,18cyclictest25872-21basename14:47:370
23807993211,15cyclictest0-21swapper/014:12:450
2382599314,23cyclictest0-21swapper/316:27:013
2382599313,24cyclictest0-21swapper/318:23:523
23820993119,7cyclictest2643-21grep13:42:592
2381199314,24cyclictest0-21swapper/116:34:451
2381199314,24cyclictest0-21swapper/116:06:171
2381199313,25cyclictest0-21swapper/113:42:141
2381199313,24cyclictest0-21swapper/118:22:451
2381199313,23cyclictest0-21swapper/114:22:451
23811993122,6cyclictest9107-21awk15:22:531
23811993122,5cyclictest667-21runrttasks16:47:451
23811993121,6cyclictest667-21runrttasks15:50:511
23811993121,6cyclictest667-21runrttasks15:01:241
23811993120,7cyclictest667-21runrttasks14:41:231
23811993120,6cyclictest4424-21diskmemload15:39:021
2380799317,19cyclictest0-21swapper/015:02:410
23807993121,6cyclictest11188-21idleruntime14:07:420
23807993111,14cyclictest22767-21ntpq14:37:500
23825993017,9cyclictest1611-21tr15:07:473
23811993021,5cyclictest667-21runrttasks13:23:351
23811993020,6cyclictest13004-21fschecks_time14:12:421
23811993013,12cyclictest0-21swapper/116:52:541
23807993017,9cyclictest2875-21wget15:12:380
23807993015,10cyclictest0-21swapper/014:22:520
2382599294,20cyclictest0-21swapper/317:02:363
2382599294,20cyclictest0-21swapper/317:02:363
2382599294,20cyclictest0-21swapper/314:17:383
2382599293,23cyclictest0-21swapper/317:39:043
2382599293,23cyclictest0-21swapper/315:46:423
23825992918,7cyclictest4809-21grep18:32:463
2382099293,22cyclictest0-21swapper/213:52:322
23820992918,6cyclictest32400-21interrupts13:37:462
23811992920,5cyclictest22171-21sh15:44:151
23811992919,6cyclictest3331-21latency15:12:461
23807992916,8cyclictest934-21aten_rbpower_po15:07:360
23825992818,6cyclictest29704-21forks14:57:413
23825992816,7cyclictest589-21gdbus14:32:253
23825992816,7cyclictest20580-21vmstat17:17:553
23825992716,7cyclictest10761-21/usr/sbin/munin14:07:383
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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