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2026-03-27 - 14:54
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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 Fri Mar 27, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
195199615,7cyclictest0-21swapper/106:26:171
1947996017,38cyclictest31750-21cpu09:18:530
1947996017,38cyclictest31750-21cpu09:18:530
195199592,52cyclictest6072-21latency_hist06:23:451
196299581,49cyclictest31291-21/usr/sbin/munin10:44:083
195199583,49cyclictest6514-21head08:44:121
194799584,29cyclictest0-21swapper/008:44:240
195799573,6cyclictest0-21swapper/208:54:102
1957995714,37cyclictest29-21ksoftirqd/208:28:412
1957995714,37cyclictest29-21ksoftirqd/208:28:412
1951995715,36cyclictest5725-21swap10:09:061
1951995715,36cyclictest5725-21swap10:09:061
1962995625,26cyclictest5377-21grep06:19:113
195799562,9cyclictest12305-21ssh10:18:482
195199562,49cyclictest16456-21grep08:14:111
1947995617,34cyclictest3309-21fschecks_count09:23:550
195799554,45cyclictest0-21swapper/209:14:342
1962995420,28cyclictest14087-21awk08:09:073
195799544,44cyclictest0-21swapper/210:05:412
1957995423,27cyclictest4079-21switchtime09:24:082
1951995423,26cyclictest18861-21/usr/sbin/munin08:19:031
1951995416,33cyclictest10083-21cut06:33:551
194799546,42cyclictest0-21swapper/010:49:160
1962995318,30cyclictest12813-21ksmtuned08:06:483
1962995317,30cyclictest30638-21sed09:59:083
1962995316,7cyclictest31357-21sed09:18:413
195199533,44cyclictest3237-21grep06:14:051
1951995320,27cyclictest23422-21sort07:08:581
1951995319,29cyclictest608-21grep07:34:011
1951995318,30cyclictest7890-21uptime10:54:081
1951995318,30cyclictest638-21runrttasks07:33:061
1951995311,9cyclictest0-21swapper/110:44:081
194799532,45cyclictest25686-21ssh09:09:400
1962995220,26cyclictest2917-21sort06:13:593
1962995219,28cyclictest4521-21taskset08:42:543
1962995217,30cyclictest638-21runrttasks09:57:493
195799524,44cyclictest0-21swapper/211:07:072
195799524,44cyclictest0-21swapper/211:07:072
195799524,43cyclictest0-21swapper/210:37:202
1951995221,27cyclictest27763-21ps11:20:581
195199522,45cyclictest2069-21grep11:29:091
1951995217,30cyclictest20276-21/usr/sbin/munin09:04:061
1951995217,29cyclictest26144-21sed07:14:141
1951995217,29cyclictest120-21kauditd10:07:121
1951995216,31cyclictest27205-21latency_hist10:38:381
1951995215,32cyclictest8174-21cut11:38:381
1951995214,31cyclictest29983-21sed07:24:121
1947995217,6cyclictest17417-21ps08:59:060
1962995124,22cyclictest30381-21crond07:28:423
1962995117,28cyclictest25166-21df07:13:563
1962995114,5cyclictest0-21swapper/309:34:013
195799516,21cyclictest0-21swapper/211:15:532
195799514,42cyclictest0-21swapper/211:38:562
195799514,15cyclictest0-21swapper/208:34:132
195799513,43cyclictest0-21swapper/208:52:402
195199513,41cyclictest2237-21ntp_states08:39:041
1951995123,23cyclictest13545-21ntpdc08:54:031
1951995121,25cyclictest24063-21/usr/sbin/munin09:09:011
194799514,41cyclictest0-21swapper/011:35:350
196299509,8cyclictest1611-21sshd07:37:153
196299503,19cyclictest0-21swapper/311:11:333
1962995020,25cyclictest3693-21runrttasks09:24:013
1962995019,26cyclictest14350-21cut11:03:533
1962995019,26cyclictest14350-21cut11:03:533
1962995018,27cyclictest15920-21netstat08:14:023
1962995017,6cyclictest638-21runrttasks06:31:553
1962995017,6cyclictest16716-21entropy08:58:543
1962995017,28cyclictest18228-21cpu09:43:503
1962995017,26cyclictest14850-21diskmemload10:18:043
1962995016,6cyclictest12052-21ksmtuned08:52:513
1962995012,7cyclictest11056-21date10:59:003
195799509,35cyclictest0-21swapper/209:02:512
195799504,40cyclictest0-21swapper/209:32:052
195799503,42cyclictest0-21swapper/209:36:092
195799503,41cyclictest0-21swapper/210:12:272
195799503,41cyclictest0-21swapper/210:12:272
195799502,42cyclictest578-21gdbus06:23:442
195799501,44cyclictest3890-21ls10:49:082
1951995020,24cyclictest18250-21tr06:54:061
1951995019,26cyclictest16285-21sort06:49:031
1951995018,27cyclictest9774-21fschecks_time07:58:571
1951995017,28cyclictest20323-21switchtime06:59:101
1951995016,29cyclictest638-21runrttasks11:15:501
1951995016,29cyclictest28296-21netstat10:39:021
1951995016,28cyclictest22682-21aten_rbpower_vo08:23:511
1951995016,28cyclictest22682-21aten_rbpower_vo08:23:511
1951995014,7cyclictest543-21systemd-logind09:48:391
1951995014,7cyclictest11410-21expr10:59:061
194799505,39cyclictest0-21swapper/010:56:030
194799504,40cyclictest0-21swapper/011:13:270
194799503,42cyclictest0-21swapper/011:23:470
1947995010,34cyclictest0-21swapper/009:40:050
196299499,7cyclictest0-21swapper/307:19:063
196299496,18cyclictest0-21swapper/310:38:553
196299495,10cyclictest0-21swapper/309:19:063
196299495,10cyclictest0-21swapper/309:19:063
196299494,15cyclictest0-21swapper/309:29:233
196299493,18cyclictest0-21swapper/309:43:143
1962994918,6cyclictest695-21/usr/sbin/munin11:29:093
1962994918,6cyclictest6515-21/usr/sbin/munin10:53:533
1962994914,7cyclictest30565-21grep11:24:073
1962994914,6cyclictest638-21runrttasks10:33:553
1962994913,7cyclictest16782-21grep06:49:123
195799499,34cyclictest0-21swapper/210:44:392
195799498,34cyclictest0-21swapper/209:53:432
195799495,39cyclictest0-21swapper/210:42:352
195799494,40cyclictest0-21swapper/211:03:272
195799494,40cyclictest0-21swapper/209:12:502
195799494,39cyclictest0-21swapper/210:23:442
195799494,15cyclictest0-21swapper/206:26:322
195799494,10cyclictest0-21swapper/206:48:452
195799493,40cyclictest0-21swapper/210:17:382
195799493,39cyclictest0-21swapper/206:38:542
195799493,12cyclictest0-21swapper/206:54:072
1957994917,6cyclictest14850-21diskmemload09:43:552
1957994912,5cyclictest0-21swapper/209:07:202
1957994911,32cyclictest0-21swapper/211:27:582
1957994910,34cyclictest0-21swapper/209:58:582
1951994918,26cyclictest8511-21/usr/sbin/munin10:14:021
1951994918,25cyclictest805-21sh09:19:341
1951994918,25cyclictest805-21sh09:19:341
1951994917,27cyclictest7244-21idleruntime09:28:561
1951994917,27cyclictest28200-21fschecks_time09:13:561
1951994916,28cyclictest15207-21switchtime11:04:071
1951994916,28cyclictest15207-21switchtime11:04:071
1951994916,28cyclictest12875-21kernelversion10:18:571
1951994916,27cyclictest11783-21crond11:43:371
1951994915,27cyclictest29314-21aten_rbpower_cu11:23:471
1951994914,29cyclictest29890-21ssh08:33:411
1951994913,6cyclictest11831-21unixbench-2d09:34:111
194799496,37cyclictest0-21swapper/009:15:520
194799494,40cyclictest0-21swapper/010:41:480
194799494,39cyclictest0-21swapper/008:36:300
194799494,38cyclictest0-21swapper/008:54:000
194799494,20cyclictest0-21swapper/010:37:100
194799493,41cyclictest0-21swapper/010:23:390
194799493,40cyclictest0-21swapper/011:01:170
194799492,41cyclictest7650irq/23-ehci_hcd09:48:520
196299486,12cyclictest0-21swapper/311:33:523
196299485,12cyclictest23421-21cut07:08:583
196299484,17cyclictest0-21swapper/310:19:233
196299483,21cyclictest17479-21grep10:24:103
1962994821,22cyclictest26820-21tail11:19:083
1962994818,5cyclictest13767-21/usr/sbin/munin06:44:013
1962994817,5cyclictest638-21runrttasks06:26:163
1962994816,6cyclictest638-21runrttasks07:32:563
1962994815,9cyclictest543-21systemd-logind11:43:373
1962994814,8cyclictest3943-21wget07:43:533
1962994813,29cyclictest0-21swapper/310:28:513
1962994811,6cyclictest807-21systemd-cgroups10:03:403
1962994810,5cyclictest0-21swapper/308:28:523
195799489,33cyclictest0-21swapper/211:34:072
195799488,34cyclictest0-21swapper/210:54:352
195799484,39cyclictest0-21swapper/207:03:522
195799484,39cyclictest0-21swapper/207:03:522
195799484,38cyclictest0-21swapper/211:29:522
195799484,38cyclictest0-21swapper/208:43:492
195799483,39cyclictest0-21swapper/209:48:412
195799483,39cyclictest0-21swapper/206:58:552
1957994811,5cyclictest0-21swapper/208:38:452
1957994811,31cyclictest0-21swapper/207:44:012
195199484,12cyclictest0-21swapper/110:24:371
195199483,13cyclictest0-21swapper/109:27:271
1951994817,25cyclictest18473-21kernelversion11:08:561
1951994817,25cyclictest15469-21sed09:39:091
1951994815,6cyclictest22169-21fschecks_count09:48:531
1951994815,6cyclictest13955-21ntp_states08:09:051
1951994814,7cyclictest26543-21ntpq09:54:031
1951994811,7cyclictest638-21runrttasks10:02:381
194799489,34cyclictest0-21swapper/008:32:090
194799488,15cyclictest0-21swapper/010:25:490
194799487,9cyclictest0-21swapper/008:14:090
194799485,37cyclictest0-21swapper/008:38:560
194799484,39cyclictest0-21swapper/011:28:550
194799484,39cyclictest0-21swapper/010:04:090
194799484,38cyclictest0-21swapper/010:44:070
194799484,38cyclictest0-21swapper/010:15:090
194799484,38cyclictest0-21swapper/009:08:100
194799483,40cyclictest0-21swapper/008:52:200
1947994817,26cyclictest19566-21missed_timers08:19:020
1947994811,31cyclictest0-21swapper/011:17:270
196299478,9cyclictest0-21swapper/311:13:503
196299474,16cyclictest0-21swapper/310:49:183
196299473,16cyclictest0-21swapper/309:50:533
1962994715,7cyclictest5373-21load10:08:583
1962994715,7cyclictest5373-21load10:08:583
1962994715,7cyclictest21037-21tail09:04:013
1962994715,5cyclictest13280-21sh08:53:593
1962994714,7cyclictest1-21systemd08:18:433
1962994712,8cyclictest13539-21crond06:43:443
1962994710,5cyclictest0-21swapper/309:11:463
195799477,35cyclictest0-21swapper/210:29:402
195799476,7cyclictest638-21runrttasks07:54:122
195799475,36cyclictest0-21swapper/208:29:152
195799474,37cyclictest0-21swapper/211:19:252
195799474,37cyclictest0-21swapper/208:16:022
195799474,18cyclictest0-21swapper/209:39:122
195799473,38cyclictest0-21swapper/207:23:592
195799473,37cyclictest0-21swapper/211:08:492
1957994716,6cyclictest14850-21diskmemload09:20:572
1957994716,6cyclictest14850-21diskmemload09:20:572
1957994710,31cyclictest0-21swapper/207:38:582
195799471,15cyclictest12210-21mailstats08:04:082
195199474,12cyclictest0-21swapper/110:48:491
195199473,8cyclictest0-21swapper/106:28:531
1951994715,7cyclictest12514-21unixbench_singl08:04:121
1951994715,6cyclictest31164-21timerandwakeup08:34:121
1951994714,6cyclictest26868-21seq07:18:511
1951994712,7cyclictest19997-21crond09:03:401
1951994710,5cyclictest0-21swapper/110:28:581
194799474,37cyclictest0-21swapper/010:02:580
194799474,37cyclictest0-21swapper/009:56:040
194799474,37cyclictest0-21swapper/007:33:430
194799474,20cyclictest0-21swapper/011:19:270
194799474,11cyclictest0-21swapper/009:48:400
194799473,38cyclictest20655-21needreboot10:29:000
1947994716,26cyclictest14850-21diskmemload09:35:100
1947994712,8cyclictest0-21swapper/010:12:340
1947994712,8cyclictest0-21swapper/010:12:340
1947994711,30cyclictest0-21swapper/009:29:540
13942479,33sleep10-21swapper/106:10:011
196299464,15cyclictest0-21swapper/308:33:473
196299463,20cyclictest0-21swapper/308:28:293
196299463,20cyclictest0-21swapper/308:28:293
1962994616,5cyclictest638-21runrttasks06:35:293
1962994615,7cyclictest10024-21cat07:59:013
1962994615,6cyclictest638-21runrttasks07:06:563
1962994615,6cyclictest638-21runrttasks07:06:563
1962994614,6cyclictest638-21runrttasks07:55:173
1962994613,8cyclictest19696-21cut06:58:583
1962994612,6cyclictest6359-21timerwakeupswit08:44:103
195799464,37cyclictest0-21swapper/208:19:112
195799464,37cyclictest0-21swapper/206:13:482
195799463,9cyclictest0-21swapper/206:44:012
195799463,38cyclictest0-21swapper/208:08:592
195799463,37cyclictest0-21swapper/206:34:142
195799462,38cyclictest9498-21cut07:58:532
195199467,9cyclictest13383-21runrttasks06:41:501
195199467,10cyclictest0-21swapper/107:48:591
195199462,13cyclictest5018-21sed07:44:121
1951994611,5cyclictest7904-21fschecks_time07:53:561
194799465,35cyclictest0-21swapper/011:06:000
194799465,35cyclictest0-21swapper/011:06:000
194799464,37cyclictest0-21swapper/008:25:130
194799464,37cyclictest0-21swapper/008:25:130
194799463,36cyclictest17286-21munin-run06:53:440
1962994514,6cyclictest638-21runrttasks06:57:273
1962994512,7cyclictest5815-21cpu07:48:533
1962994512,7cyclictest3064-21cat07:39:113
195799454,9cyclictest0-21swapper/207:09:112
195799453,36cyclictest0-21swapper/207:34:052
195799453,36cyclictest0-21swapper/207:29:032
195799452,38cyclictest25081-21aten_rbpower_po07:13:552
195199455,10cyclictest0-21swapper/108:49:041
195199455,10cyclictest0-21swapper/107:38:561
1951994513,5cyclictest14352-21latency06:44:041
194799454,9cyclictest0-21swapper/007:11:160
194799454,36cyclictest0-21swapper/007:13:530
194799453,8cyclictest0-21swapper/011:38:460
195799447,32cyclictest0-21swapper/206:28:582
195799443,36cyclictest0-21swapper/207:18:532
195799443,34cyclictest0-21swapper/207:49:062
195199443,14cyclictest0-21swapper/107:03:531
195199443,14cyclictest0-21swapper/107:03:531
194799444,35cyclictest0-21swapper/007:49:140
194799444,35cyclictest0-21swapper/007:44:190
194799444,35cyclictest0-21swapper/007:02:460
194799443,37cyclictest0-21swapper/007:53:590
194799443,36cyclictest0-21swapper/006:55:520
194799434,34cyclictest0-21swapper/007:23:430
194799434,10cyclictest0-21swapper/007:28:430
194799433,35cyclictest0-21swapper/008:03:410
194799433,35cyclictest0-21swapper/007:38:420
194799432,35cyclictest14853-21munin-run08:13:420
194799424,33cyclictest0-21swapper/006:47:520
194799424,33cyclictest0-21swapper/006:42:570
194799414,32cyclictest0-21swapper/007:08:430
194799414,32cyclictest0-21swapper/007:08:430
194799413,6cyclictest3622-21idleruntime-cro07:43:420
194799413,33cyclictest0-21swapper/008:07:200
135523814,18sleep30-21swapper/306:09:343
58912373,8sleep00-21swapper/006:21:420
41082373,7sleep00-21swapper/006:17:440
158623712,20sleep00-21swapper/006:12:210
194799364,8cyclictest0-21swapper/006:36:520
146323311,16sleep20-21swapper/206:10:502
1947993020,6cyclictest8460-21fschecks_time06:28:590
1947992817,7cyclictest7293-21ls06:24:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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