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2026-07-04 - 22:53
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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 Sat Jul 04, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15077997520,48cyclictest16110-21tune2fs09:55:332
15077997416,52cyclictest0-21swapper/211:25:012
15077997317,50cyclictest2016-21ssh10:20:292
15077997021,43cyclictest29998-21sed07:20:532
15077997021,43cyclictest25674-21missed_timers07:10:432
15077997014,51cyclictest27977-21diskmemload09:10:482
15077996924,39cyclictest3920-21df_inode11:05:322
15077996921,42cyclictest5736-21/usr/sbin/munin07:45:482
15077996921,42cyclictest11344-21/usr/sbin/munin08:00:462
15077996920,43cyclictest22569-21/usr/sbin/munin08:30:522
15077996920,43cyclictest22569-21/usr/sbin/munin08:30:522
15077996822,40cyclictest7012-21/usr/sbin/munin11:50:482
15077996822,40cyclictest30387-21/usr/sbin/munin11:40:472
15077996822,40cyclictest26894-21/usr/sbin/munin07:15:492
15077996822,39cyclictest8281-21timerandwakeup09:00:492
15077996723,38cyclictest20701-21/usr/sbin/munin08:25:482
15077996720,41cyclictest17435-21if_eth208:15:382
15077996718,44cyclictest30879-21runrttasks08:48:232
15077996711,50cyclictest13298-21kworker/2:208:59:482
15077996620,40cyclictest8560-21smart_sda11:10:462
15077996620,40cyclictest16228-21ssh10:38:592
15077996620,40cyclictest12593-21irqstats09:50:382
15077996620,13cyclictest30632-21/usr/sbin/munin07:25:472
15077996619,40cyclictest24720-21fschecks_count08:35:362
15077996616,44cyclictest0-21swapper/209:46:222
15077996523,36cyclictest19276-21/usr/sbin/munin08:20:382
15077996523,36cyclictest11088-21diskstats09:05:342
15077996523,15cyclictest30259-21/usr/sbin/munin09:30:422
15077996521,39cyclictest27094-21iostat11:35:342
15077996519,15cyclictest572-21gdbus10:35:182
15077996518,41cyclictest28866-21ssh10:11:572
15077996518,41cyclictest28866-21ssh10:11:572
15077996518,21cyclictest26157-21ssh10:50:552
15077996422,36cyclictest19579-21df_inode06:55:352
15077996420,39cyclictest5138-21irqstats09:40:382
15077996420,39cyclictest3864-21/usr/sbin/munin07:40:492
15077996420,38cyclictest12031-21ssh11:58:202
15077996419,40cyclictest21795-21idleruntime-cro09:20:212
15077996418,40cyclictest722-21ntp_kernel_err11:00:412
15077996418,40cyclictest24024-21ntp_kernel_err10:05:412
15077996323,34cyclictest13703-21/usr/sbin/munin12:00:342
15077996322,36cyclictest7327-21ssh10:26:102
15077996322,35cyclictest30521-21ssh10:57:062
15077996322,35cyclictest30521-21ssh10:57:062
15077996321,36cyclictest26327-21/usr/sbin/munin08:40:442
15077996321,36cyclictest23334-21kernelversion11:30:382
15077996321,35cyclictest7605-21/usr/sbin/munin07:50:442
15077996320,37cyclictest28763-21ssh09:29:212
15077996320,37cyclictest28763-21ssh09:29:212
15077996320,37cyclictest1981-21/usr/sbin/munin07:35:372
15077996319,39cyclictest23333-21ssh10:48:002
15077996319,39cyclictest20314-21unixbench_singl11:25:482
15077996318,40cyclictest21220-21ps10:01:322
15077996317,40cyclictest19859-21ssh12:08:472
15077996222,34cyclictest17693-21iostat_ios10:40:372
15077996221,35cyclictest32282-21diskstats08:50:332
15077996221,35cyclictest22235-21users12:10:482
15077996221,35cyclictest11665-21fschecks_time11:15:332
15077996220,36cyclictest9478-21/usr/sbin/munin07:55:492
15077996220,36cyclictest32501-21/usr/sbin/munin07:30:532
15077996220,36cyclictest30670-21ssh10:15:282
15077996220,36cyclictest17544-21/usr/sbin/munin06:50:552
15077996219,37cyclictest22187-21aten_rbpower_vo09:20:322
15077996219,12cyclictest2414-21ssh09:36:132
15077996122,34cyclictest21285-21/usr/sbin/munin07:00:392
15077996122,34cyclictest21285-21/usr/sbin/munin07:00:392
15077996122,33cyclictest15091-21/usr/sbin/munin08:10:392
15077996122,33cyclictest13216-21/usr/sbin/munin08:05:482
15077996121,35cyclictest4393-21ssh11:48:202
15077996121,35cyclictest4393-21ssh11:48:202
15077996119,36cyclictest23481-21perl07:05:382
1447025811,17sleep10-21swapper/106:41:081
1508199534,9cyclictest0-21swapper/311:46:293
1508199534,9cyclictest0-21swapper/311:46:293
1506499524,42cyclictest0-21swapper/011:17:380
1508199514,42cyclictest0-21swapper/310:14:383
1508199514,42cyclictest0-21swapper/310:14:383
1508199514,41cyclictest0-21swapper/309:35:323
1508199513,43cyclictest30602-21ssh10:57:173
1508199513,43cyclictest30602-21ssh10:57:173
1508199513,43cyclictest0-21swapper/306:57:063
1506499514,42cyclictest0-21swapper/010:26:010
1506499513,42cyclictest0-21swapper/009:55:440
1508199505,40cyclictest0-21swapper/311:39:133
1508199504,40cyclictest0-21swapper/311:07:073
1508199504,40cyclictest0-21swapper/310:09:113
1508199504,39cyclictest0-21swapper/309:30:313
1506499504,40cyclictest0-21swapper/011:47:190
1506499504,40cyclictest0-21swapper/011:47:190
1508199496,38cyclictest0-21swapper/311:14:433
1508199495,38cyclictest0-21swapper/306:45:513
1508199494,40cyclictest0-21swapper/312:13:593
1508199494,40cyclictest0-21swapper/311:18:003
1508199494,39cyclictest0-21swapper/310:15:593
1508199493,9cyclictest0-21swapper/311:01:203
1508199493,40cyclictest0-21swapper/309:56:063
15081994913,5cyclictest0-21swapper/310:00:503
1508199484,6cyclictest0-21swapper/310:48:513
1508199484,39cyclictest0-21swapper/309:51:433
1508199484,38cyclictest0-21swapper/312:04:593
1508199484,38cyclictest0-21swapper/310:55:023
1508199484,38cyclictest0-21swapper/310:43:453
1508199484,19cyclictest0-21swapper/310:31:273
1508199483,40cyclictest0-21swapper/309:05:533
1508199483,39cyclictest0-21swapper/309:00:373
1508199483,17cyclictest25996-21ssh11:34:433
15081994820,24cyclictest6505-21grep10:25:403
1508199482,40cyclictest24726-21kworker/3:208:59:433
1506499484,38cyclictest0-21swapper/010:20:590
1506499483,20cyclictest0-21swapper/009:45:380
1508199478,35cyclictest0-21swapper/311:41:543
1508199474,37cyclictest0-21swapper/310:36:063
1508199474,37cyclictest0-21swapper/309:28:033
1508199474,37cyclictest0-21swapper/309:28:033
15081994732,10cyclictest0-21swapper/309:47:223
15081994715,27cyclictest643-21runrttasks09:44:053
15081994711,5cyclictest0-21swapper/309:23:023
1507099474,37cyclictest0-21swapper/111:10:401
1506499473,39cyclictest0-21swapper/011:05:440
279832463,7sleep00-21swapper/009:27:390
279832463,7sleep00-21swapper/009:27:390
213102464,8sleep10-21swapper/110:01:451
1508199464,37cyclictest0-21swapper/310:20:373
1508199464,37cyclictest0-21swapper/309:11:533
1508199464,37cyclictest0-21swapper/306:50:423
1508199464,36cyclictest0-21swapper/311:55:373
1508199464,36cyclictest0-21swapper/311:52:173
1508199464,36cyclictest0-21swapper/311:21:363
1508199464,16cyclictest0-21swapper/312:08:163
1508199463,7cyclictest573-21irqbalance08:47:333
15081994610,30cyclictest0-21swapper/309:16:433
1506499464,5cyclictest0-21swapper/010:10:420
1506499464,5cyclictest0-21swapper/010:10:420
1506499464,37cyclictest0-21swapper/012:05:390
1506499464,36cyclictest0-21swapper/011:50:510
1506499464,17cyclictest0-21swapper/011:35:400
24602453,8sleep00-21swapper/011:03:140
163152453,7sleep10-21swapper/109:11:301
1508199454,35cyclictest0-21swapper/308:50:283
1508199453,37cyclictest0-21swapper/311:29:003
1506499455,8cyclictest0-21swapper/011:30:260
1506499455,34cyclictest0-21swapper/012:10:210
1506499454,35cyclictest0-21swapper/010:35:420
1506499454,16cyclictest0-21swapper/009:11:000
1506499453,36cyclictest0-21swapper/011:25:550
15064994511,28cyclictest0-21swapper/008:45:540
144622456,13sleep00-21swapper/006:41:030
99042443,8sleep10-21swapper/109:03:491
282552443,7sleep10-21swapper/111:36:231
172562443,35sleep10-21swapper/111:22:181
1507099445,33cyclictest0-21swapper/110:55:421
1507099445,33cyclictest0-21swapper/110:55:421
1506499444,35cyclictest0-21swapper/012:00:240
1506499444,34cyclictest0-21swapper/011:20:580
1506499443,35cyclictest0-21swapper/008:56:170
103692443,7sleep00-21swapper/011:13:520
54522433,7sleep10-21swapper/108:57:131
315852433,7sleep00-21swapper/010:59:230
315852433,7sleep00-21swapper/010:59:230
277292433,8sleep00-21swapper/010:54:160
1507099433,34cyclictest0-21swapper/111:56:171
15064994330,9cyclictest3-21ksoftirqd/009:40:200
1506499433,35cyclictest0-21swapper/010:30:460
91882423,8sleep00-21swapper/007:54:380
47922423,7sleep10-21swapper/111:49:111
47922423,7sleep10-21swapper/111:49:111
200032423,7sleep10-21swapper/109:16:251
15077994223,14cyclictest15237-21sensors_fan06:45:282
1506499424,33cyclictest0-21swapper/009:01:100
15064994231,6cyclictest3944-21wget07:40:340
1506499423,34cyclictest0-21swapper/009:15:470
257822413,6sleep30-21swapper/307:10:473
1506499413,33cyclictest0-21swapper/007:13:170
14902413,7sleep00-21swapper/007:32:130
318982403,7sleep10-21swapper/111:41:021
276342403,8sleep10-21swapper/108:41:191
240142403,7sleep10-21swapper/108:32:581
240142403,7sleep10-21swapper/108:32:581
1508199403,6cyclictest0-21swapper/307:00:513
1508199403,6cyclictest0-21swapper/307:00:513
1506499404,31cyclictest0-21swapper/011:42:020
118942403,8sleep00-21swapper/011:58:040
108912403,7sleep00-21swapper/007:57:360
57192393,7sleep00-21swapper/007:45:250
325332392,29sleep132614-21iostat08:50:371
283882393,7sleep00-21swapper/007:18:370
282112393,7sleep10-21swapper/108:45:261
263782393,7sleep10-21swapper/107:11:581
199622393,6sleep30-21swapper/308:20:533
1507099394,29cyclictest0-21swapper/110:05:321
90232383,7sleep10-21swapper/107:52:381
77762383,7sleep10-21swapper/111:52:251
33412383,7sleep00-21swapper/007:36:440
240182383,8sleep00-21swapper/008:33:010
240182383,8sleep00-21swapper/008:33:010
219922383,7sleep10-21swapper/108:26:061
172572383,7sleep10-21swapper/106:49:411
1507099383,30cyclictest0-21swapper/109:20:531
319792373,7sleep10-21swapper/107:26:511
238722373,6sleep30-21swapper/308:31:153
238722373,6sleep30-21swapper/308:31:153
228402373,8sleep00-21swapper/007:04:240
228402373,8sleep00-21swapper/007:04:240
200892373,7sleep00-21swapper/008:20:540
1508199374,28cyclictest0-21swapper/307:20:433
1507099374,29cyclictest0-21swapper/109:29:291
1507099374,29cyclictest0-21swapper/109:29:291
15070993728,5cyclictest21-21ksoftirqd/109:35:191
1334823711,18sleep20-21swapper/206:40:372
189422362,6sleep118997-21df_inode08:20:351
1507099364,29cyclictest0-21swapper/112:09:541
1507099364,28cyclictest0-21swapper/109:54:311
1507099364,27cyclictest0-21swapper/110:48:321
1507099364,27cyclictest0-21swapper/109:55:271
1507099364,27cyclictest0-21swapper/106:52:061
1507099363,27cyclictest1729-17crond10:20:181
246902353,7sleep10-21swapper/111:31:561
1507099354,27cyclictest0-21swapper/110:13:371
1507099354,27cyclictest0-21swapper/110:13:371
1507099354,26cyclictest0-21swapper/111:03:061
1507099353,27cyclictest0-21swapper/112:10:191
1507099353,27cyclictest0-21swapper/106:55:381
15070993523,7cyclictest7629-21sh09:44:271
1463823512,17sleep30-21swapper/306:43:113
106022353,6sleep10-21swapper/109:47:481
4982343,26sleep00-21swapper/010:17:460
1508199343,26cyclictest0-21swapper/307:25:433
15081993415,14cyclictest10717-21head07:55:553
1507099344,26cyclictest0-21swapper/109:40:031
1507099344,25cyclictest0-21swapper/112:00:361
1507099344,25cyclictest0-21swapper/111:18:011
1507099344,25cyclictest0-21swapper/107:57:051
15070993423,7cyclictest2025-21/usr/sbin/munin10:20:421
15070993411,17cyclictest0-21swapper/109:05:331
15070993410,19cyclictest0-21swapper/107:00:521
15070993410,19cyclictest0-21swapper/107:00:521
1506499344,25cyclictest0-21swapper/007:20:500
15064993425,5cyclictest3-21ksoftirqd/008:20:220
15064993424,6cyclictest5884-21unixbench_multi09:40:510
15064993421,8cyclictest31323-21tail07:25:430
15064993421,8cyclictest21432-21ntpq08:25:440
1508199333,26cyclictest0-21swapper/307:30:443
15081993323,6cyclictest9247-21crond07:55:223
15081993315,13cyclictest27093-21awk08:40:463
1507099334,25cyclictest0-21swapper/110:43:421
1507099334,24cyclictest0-21swapper/111:07:411
1507099334,24cyclictest0-21swapper/108:10:361
1506499334,25cyclictest0-21swapper/008:53:340
1506499333,26cyclictest0-21swapper/009:06:210
15064993324,5cyclictest3-21ksoftirqd/009:35:190
15064993322,7cyclictest11608-21tune2fs08:00:360
15081993221,7cyclictest21425-21grep08:25:433
15081993220,7cyclictest2527-21ls07:35:423
15081993220,7cyclictest25132-21head08:35:443
15081993219,8cyclictest14094-21fgrep08:05:473
1507099324,24cyclictest0-21swapper/110:34:471
1507099324,23cyclictest0-21swapper/111:25:191
1507099324,23cyclictest0-21swapper/110:36:571
1507099323,25cyclictest0-21swapper/108:00:251
15070993221,7cyclictest24717-21/usr/sbin/munin10:50:501
15070993221,6cyclictest23442-21fschecks_time07:05:381
15070993220,8cyclictest5764-21/usr/sbin/munin10:25:441
1506499324,24cyclictest0-21swapper/007:08:160
15064993221,7cyclictest27476-21grep08:40:520
15064993221,7cyclictest16318-21grep08:10:520
15064993221,7cyclictest12318-21cut09:50:350
15064993220,7cyclictest24287-21switchtime10:05:470
15064993218,10cyclictest564-21dbus-daemon08:40:210
15070993120,7cyclictest4506-21missed_timers07:40:431
1506499314,23cyclictest0-21swapper/010:00:410
1506499314,22cyclictest0-21swapper/010:46:090
15064993120,7cyclictest19569-21ssh10:43:020
1508199304,21cyclictest0-21swapper/307:15:473
1508199303,22cyclictest0-21swapper/307:40:383
1508199303,21cyclictest0-21swapper/307:05:433
15081993018,7cyclictest18145-21grep08:15:523
15081993017,8cyclictest11344-21/usr/sbin/munin08:00:333
1507099304,21cyclictest0-21swapper/107:50:221
15070993019,7cyclictest856-21tr07:30:461
15070993019,7cyclictest27083-21fschecks_count07:15:371
15070993018,7cyclictest16997-21cut08:15:331
15064993022,4cyclictest15065-21kworker/u8:006:45:250
15064993018,7cyclictest23275-21ls09:20:500
15064993017,8cyclictest20611-21unixbench_singl06:55:530
15081992917,7cyclictest6883-21sed07:45:513
1507099294,20cyclictest0-21swapper/108:05:361
1507099294,20cyclictest0-21swapper/107:35:331
1507099293,21cyclictest0-21swapper/108:36:191
15070992917,7cyclictest29106-21grep07:20:381
15064992916,8cyclictest18233-21head06:50:450
15064992817,7cyclictest13644-21idleruntime08:05:380
1508199274,18cyclictest0-21swapper/308:10:533
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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