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2026-04-02 - 16:13
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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 Thu Apr 02, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
107142750,5sleep02640199cyclictest11:15:370
26413996224,32cyclictest29-21ksoftirqd/209:25:292
294612610,3sleep3361ktimersoftd/309:31:363
2641399604,50cyclictest0-21swapper/209:39:282
2584526013,16sleep00-21swapper/006:06:430
2584526013,16sleep00-21swapper/006:06:430
26420995848,6cyclictest37-21ksoftirqd/310:45:263
26413995848,5cyclictest29-21ksoftirqd/206:15:322
26413995848,5cyclictest29-21ksoftirqd/206:15:322
2640699584,48cyclictest0-21swapper/110:57:451
2641399574,8cyclictest0-21swapper/208:20:562
2642099564,46cyclictest0-21swapper/310:28:063
2641399564,45cyclictest0-21swapper/210:46:562
2641399554,45cyclictest0-21swapper/210:18:462
2641399554,44cyclictest0-21swapper/211:13:052
2641399553,46cyclictest25574-21crond10:10:262
2641399552,47cyclictest16125-21kworker/2:209:56:002
2642099544,44cyclictest0-21swapper/307:35:543
2642099543,7cyclictest0-21swapper/306:15:423
2642099543,45cyclictest3204-21ssh08:15:193
2641399543,47cyclictest0-21swapper/209:41:322
2641399543,46cyclictest0-21swapper/210:29:032
2641399542,46cyclictest16182-21ssh09:15:292
2589825411,36sleep20-21swapper/206:07:212
2589825411,36sleep20-21swapper/206:07:212
2642099534,43cyclictest0-21swapper/309:19:273
2642099534,43cyclictest0-21swapper/307:26:313
2642099534,42cyclictest0-21swapper/311:16:253
2642099534,19cyclictest0-21swapper/311:20:313
2640699533,44cyclictest8155-21ssh11:11:001
2642099525,41cyclictest0-21swapper/311:34:313
2642099524,42cyclictest0-21swapper/310:48:553
2642099524,42cyclictest0-21swapper/309:37:213
2642099524,41cyclictest0-21swapper/308:18:093
2642099524,20cyclictest0-21swapper/307:33:383
2642099524,11cyclictest0-21swapper/310:55:153
2642099524,11cyclictest0-21swapper/310:55:153
2642099524,11cyclictest0-21swapper/309:08:383
2642099524,11cyclictest0-21swapper/308:55:283
2642099523,43cyclictest0-21swapper/308:34:393
26420995213,34cyclictest18318-21forks11:25:383
2641399524,43cyclictest0-21swapper/208:45:562
2641399524,42cyclictest0-21swapper/208:53:482
2641399523,43cyclictest0-21swapper/210:40:562
2640699524,42cyclictest0-21swapper/109:24:371
2640699524,42cyclictest0-21swapper/109:24:371
2642099516,38cyclictest0-21swapper/310:02:193
2642099514,40cyclictest0-21swapper/308:26:183
2642099513,42cyclictest0-21swapper/310:06:013
2642099513,42cyclictest0-21swapper/309:00:483
2642099513,42cyclictest0-21swapper/306:29:283
2642099513,41cyclictest0-21swapper/309:45:523
2642099512,43cyclictest4550-21ssh09:00:083
2641399515,40cyclictest0-21swapper/210:31:142
2641399514,42cyclictest0-21swapper/211:18:552
2641399514,41cyclictest0-21swapper/209:06:302
2641399513,45cyclictest0-21swapper/210:52:372
2641399513,45cyclictest0-21swapper/210:52:372
2641399513,44cyclictest0-21swapper/208:58:182
2640699517,39cyclictest0-21swapper/111:32:451
2640699515,41cyclictest0-21swapper/110:33:411
2642099506,37cyclictest0-21swapper/309:58:303
2642099506,37cyclictest0-21swapper/309:41:473
2642099506,16cyclictest0-21swapper/311:36:083
2642099505,40cyclictest0-21swapper/310:39:163
2642099505,37cyclictest0-21swapper/307:11:023
2642099504,40cyclictest0-21swapper/310:57:313
2642099504,40cyclictest0-21swapper/310:13:553
2642099504,39cyclictest0-21swapper/309:51:503
2642099504,11cyclictest0-21swapper/307:50:513
2642099504,11cyclictest0-21swapper/307:50:513
2642099503,40cyclictest0-21swapper/307:21:003
2641399505,39cyclictest0-21swapper/209:48:002
2641399504,39cyclictest0-21swapper/208:33:542
2641399503,43cyclictest0-21swapper/211:36:442
2640699504,41cyclictest0-21swapper/109:02:291
2640699504,40cyclictest0-21swapper/111:22:451
258582508,36sleep30-21swapper/306:06:543
258582508,36sleep30-21swapper/306:06:543
2642099497,7cyclictest0-21swapper/308:49:533
2642099496,37cyclictest0-21swapper/311:01:063
2642099496,37cyclictest0-21swapper/308:42:583
2642099496,36cyclictest0-21swapper/309:26:473
2642099494,38cyclictest0-21swapper/311:07:043
2642099492,6cyclictest24001-21kworker/3:308:22:293
26420994917,27cyclictest638-21runrttasks10:16:093
26420994917,26cyclictest31854-21diskmemload09:22:533
26420994917,26cyclictest31854-21diskmemload09:22:533
2642099491,5cyclictest9335-21grep10:30:463
2641399499,34cyclictest0-21swapper/210:23:422
2641399495,38cyclictest0-21swapper/210:11:492
2641399494,39cyclictest0-21swapper/210:59:552
2641399494,39cyclictest0-21swapper/208:18:102
2641399494,38cyclictest0-21swapper/211:26:332
2641399494,38cyclictest0-21swapper/210:03:112
2641399494,38cyclictest0-21swapper/209:01:352
2641399493,40cyclictest382-21systemd-journal07:14:292
26413994911,32cyclictest0-21swapper/208:41:292
2640699495,38cyclictest0-21swapper/109:44:321
2640699495,37cyclictest0-21swapper/108:11:011
2640699494,6cyclictest0-21swapper/111:25:351
2640699494,40cyclictest0-21swapper/108:30:191
2640699494,40cyclictest0-21swapper/108:15:491
2640699494,39cyclictest0-21swapper/111:05:281
2640699494,39cyclictest0-21swapper/110:46:121
2640699494,39cyclictest0-21swapper/110:15:291
2640699494,39cyclictest0-21swapper/109:18:161
2640699494,39cyclictest0-21swapper/108:58:541
2640699493,41cyclictest0-21swapper/111:02:051
2640699493,41cyclictest0-21swapper/110:39:241
2640699493,41cyclictest0-21swapper/108:22:301
2640699493,40cyclictest0-21swapper/108:37:081
2640699493,40cyclictest0-21swapper/108:37:081
26406994911,32cyclictest0-21swapper/110:26:121
26406994911,32cyclictest0-21swapper/109:50:191
26406994911,32cyclictest0-21swapper/108:51:011
2642099488,34cyclictest0-21swapper/311:11:243
2642099484,38cyclictest0-21swapper/309:11:443
2641399486,36cyclictest0-21swapper/209:32:232
2641399484,39cyclictest0-21swapper/211:22:482
2641399484,38cyclictest0-21swapper/211:31:092
2641399484,38cyclictest0-21swapper/211:05:552
2641399484,38cyclictest0-21swapper/210:37:212
2641399484,38cyclictest0-21swapper/209:21:272
2641399484,38cyclictest0-21swapper/209:21:272
2641399484,38cyclictest0-21swapper/209:16:092
2641399484,38cyclictest0-21swapper/208:38:402
2641399484,38cyclictest0-21swapper/208:38:402
2641399484,38cyclictest0-21swapper/208:27:002
2641399484,38cyclictest0-21swapper/208:11:342
2641399484,38cyclictest0-21swapper/207:45:502
2640699488,34cyclictest0-21swapper/109:52:021
2640699485,37cyclictest0-21swapper/109:13:471
2640699484,39cyclictest0-21swapper/111:38:271
2640699484,38cyclictest0-21swapper/110:42:061
2640699484,38cyclictest0-21swapper/110:21:331
2640699484,38cyclictest0-21swapper/110:01:361
2640699484,38cyclictest0-21swapper/109:26:281
2640699483,40cyclictest0-21swapper/110:07:461
2640699482,41cyclictest17693-21ssh08:34:161
2640199482,40cyclictest16026-21ssh09:15:180
2642099475,36cyclictest0-21swapper/306:45:563
2642099474,38cyclictest0-21swapper/307:55:403
2642099474,38cyclictest0-21swapper/307:55:403
2642099474,37cyclictest0-21swapper/310:21:133
2642099474,37cyclictest0-21swapper/308:08:443
2642099474,36cyclictest0-21swapper/308:37:263
2642099474,36cyclictest0-21swapper/308:37:263
2642099473,16cyclictest0-21swapper/307:20:293
2641399474,37cyclictest0-21swapper/211:01:372
2641399474,37cyclictest0-21swapper/209:50:372
2640699475,36cyclictest0-21swapper/109:58:011
2640699475,36cyclictest0-21swapper/108:46:011
2640699474,38cyclictest0-21swapper/108:40:561
2640699474,38cyclictest0-21swapper/106:45:431
2640699474,37cyclictest0-21swapper/111:20:001
2640699474,37cyclictest0-21swapper/110:54:141
2640699474,37cyclictest0-21swapper/110:54:141
2640699474,17cyclictest0-21swapper/110:11:001
2640699474,17cyclictest0-21swapper/109:32:391
2640699474,17cyclictest0-21swapper/109:07:091
2642099467,33cyclictest508-17auditd06:42:283
2642099463,36cyclictest0-21swapper/308:00:413
2641399462,38cyclictest31848-21crond08:10:292
2640699465,35cyclictest0-21swapper/109:39:531
2642099455,33cyclictest355-21/usr/sbin/munin06:35:413
2642099453,36cyclictest0-21swapper/306:55:433
2641399454,9cyclictest0-21swapper/207:35:312
2641399454,37cyclictest0-21swapper/208:00:542
2641399454,35cyclictest16869-21latency_hist07:30:322
2641399453,36cyclictest0-21swapper/207:39:362
2641399453,36cyclictest0-21swapper/206:20:302
2640199454,36cyclictest0-21swapper/008:50:450
2640199454,16cyclictest0-21swapper/010:04:120
2640199453,36cyclictest0-21swapper/008:46:590
2642099443,8cyclictest0-21swapper/307:05:483
2642099443,36cyclictest0-21swapper/306:34:333
2642099443,36cyclictest0-21swapper/306:22:353
2641399444,8cyclictest0-21swapper/206:35:572
2641399444,35cyclictest0-21swapper/206:56:082
2641399443,36cyclictest0-21swapper/207:20:442
2640199443,35cyclictest0-21swapper/010:25:080
2640199442,10cyclictest6330-21ssh08:18:530
2642099434,34cyclictest0-21swapper/307:05:053
2642099433,35cyclictest0-21swapper/307:40:473
2642099432,8cyclictest22700-21/usr/sbin/munin07:45:413
2641399433,9cyclictest0-21swapper/206:26:032
2641399433,7cyclictest382-21systemd-journal07:05:542
2641399433,35cyclictest0-21swapper/207:44:312
2640699433,7cyclictest27637-21/usr/sbin/munin06:15:461
2640699433,35cyclictest0-21swapper/106:12:531
2640699433,35cyclictest0-21swapper/106:12:531
2640199434,33cyclictest0-21swapper/010:53:420
2640199434,33cyclictest0-21swapper/010:53:420
98292423,6sleep00-21swapper/008:23:240
2642099423,34cyclictest0-21swapper/306:54:453
2642099423,34cyclictest0-21swapper/306:13:543
2642099423,34cyclictest0-21swapper/306:13:543
2641399424,7cyclictest0-21swapper/207:20:312
2641399423,35cyclictest0-21swapper/206:30:342
2641399423,34cyclictest382-21systemd-journal07:52:302
2641399423,34cyclictest382-21systemd-journal07:52:302
2641399423,34cyclictest0-21swapper/207:58:352
2641399423,34cyclictest0-21swapper/207:58:352
2640699423,35cyclictest0-21swapper/106:52:041
2640699423,34cyclictest0-21swapper/107:08:051
90132413,6sleep00-21swapper/009:47:400
2641399413,34cyclictest0-21swapper/206:44:032
146672413,6sleep10-21swapper/107:21:321
96592403,6sleep00-21swapper/011:14:130
2641399403,33cyclictest0-21swapper/206:46:022
169652403,6sleep00-21swapper/008:32:420
117692403,6sleep00-21swapper/009:09:160
2641399392,31cyclictest7684-21latency_hist07:05:322
2640699384,29cyclictest0-21swapper/106:55:441
26401993829,5cyclictest0-21swapper/006:10:330
26401993829,5cyclictest0-21swapper/006:10:330
292312373,6sleep00-21swapper/006:19:540
277732373,6sleep00-21swapper/010:12:030
2641399372,30cyclictest30083-21latency_hist06:25:322
26401993725,7cyclictest12216-21wc08:25:580
241712373,6sleep00-21swapper/007:48:230
287022363,6sleep00-21swapper/011:39:170
278362363,6sleep00-21swapper/007:57:240
278362363,6sleep00-21swapper/007:57:240
205002362,6sleep10-21swapper/107:39:141
180862363,6sleep00-21swapper/010:41:490
46502353,6sleep20-21swapper/206:51:072
2640699353,27cyclictest0-21swapper/106:42:071
111552353,6sleep00-21swapper/007:14:140
65082343,6sleep00-21swapper/006:56:040
34952343,6sleep00-21swapper/008:57:530
2640699343,26cyclictest0-21swapper/106:32:331
26406993423,7cyclictest28855-21cat08:00:491
2640199344,26cyclictest0-21swapper/009:55:300
2640199344,25cyclictest0-21swapper/009:54:580
2579923413,15sleep10-21swapper/106:06:071
2579923413,15sleep10-21swapper/106:06:071
93432333,6sleep00-21swapper/007:10:000
59422333,6sleep00-21swapper/011:09:220
2640699333,26cyclictest0-21swapper/106:38:371
2640699333,25cyclictest0-21swapper/107:10:341
2640199334,25cyclictest0-21swapper/008:44:270
26401993323,6cyclictest24787-21awk09:25:500
26401993320,8cyclictest9976-21tail10:30:570
2640699324,24cyclictest0-21swapper/106:30:171
2640699323,25cyclictest0-21swapper/107:15:441
2640699323,25cyclictest0-21swapper/107:04:391
2640699323,24cyclictest0-21swapper/107:25:441
26406993218,8cyclictest382-21systemd-journal06:20:431
2640199323,25cyclictest0-21swapper/009:00:300
26401993223,5cyclictest21103-21ksmtuned11:29:170
26401993222,6cyclictest21929-21/usr/sbin/munin11:30:430
220422323,6sleep00-21swapper/009:22:000
220422323,6sleep00-21swapper/009:22:000
167802323,23sleep00-21swapper/009:15:440
57492313,6sleep00-21swapper/009:43:500
2640699314,23cyclictest0-21swapper/107:41:341
26406993118,8cyclictest30488-21cut08:05:441
2640199315,21cyclictest0-21swapper/008:38:410
2640199315,21cyclictest0-21swapper/008:38:410
2640199314,23cyclictest0-21swapper/010:25:400
2640199314,23cyclictest0-21swapper/010:07:270
2640199314,22cyclictest0-21swapper/010:16:530
26401993122,5cyclictest20485-21ksmtuned07:39:060
26401993121,6cyclictest577-21ksmtuned06:24:030
26401993119,7cyclictest29980-21sshd08:05:290
2640199307,19cyclictest0-21swapper/006:25:590
2640199303,24cyclictest0-21swapper/010:40:120
2640199303,22cyclictest0-21swapper/006:33:270
26401993020,6cyclictest3426-21needreboot06:45:490
26401993020,6cyclictest14649-21fschecks_time11:20:390
26401993018,7cyclictest31546-21wget11:00:360
26401993018,7cyclictest18082-21awk07:30:580
26401993011,14cyclictest21073-21fschecks_count07:40:440
26401993011,14cyclictest0-21swapper/010:55:550
2640699293,22cyclictest0-21swapper/107:55:021
2640699293,22cyclictest0-21swapper/107:55:021
26406992916,8cyclictest18506-21seq07:32:441
2640199294,11cyclictest0-21swapper/010:45:400
26401992919,6cyclictest32365-21ntp_kernel_err09:35:490
26401992919,6cyclictest30631-21idleruntime08:05:460
2640699283,21cyclictest0-21swapper/107:45:321
26406992816,7cyclictest26710-21tune2fs07:55:431
26406992816,7cyclictest26710-21tune2fs07:55:431
2640199285,18cyclictest0-21swapper/006:35:540
2640199284,19cyclictest0-21swapper/007:50:470
2640199284,19cyclictest0-21swapper/007:50:470
26401992819,6cyclictest396-21missed_timers08:10:510
26401992818,6cyclictest28777-21switchtime09:30:540
26401992816,7cyclictest15786-21cat07:25:490
139502282,21sleep00-21swapper/007:20:500
2640199275,17cyclictest0-21swapper/007:15:530
26401992718,5cyclictest2522-21idleruntime-cro06:45:310
26401992715,7cyclictest7102-21seq07:00:410
26401992711,11cyclictest0-21swapper/006:55:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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