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2026-09-08 - 19:09
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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 Sep 08, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2830821030,4sleep328307-21unixbench_singl08:55:243
1280699834,34cyclictest0-21swapper/010:36:230
1280699794,69cyclictest0-21swapper/008:29:260
1280699774,67cyclictest0-21swapper/008:39:450
1280699762,33cyclictest11495-21ssh08:34:040
12806997511,5cyclictest0-21swapper/009:26:150
1280699746,7cyclictest0-21swapper/008:10:510
1280699745,35cyclictest0-21swapper/011:22:590
1280699745,34cyclictest0-21swapper/009:15:460
1280699744,64cyclictest0-21swapper/011:30:170
12806997411,57cyclictest0-21swapper/009:29:550
1280699737,32cyclictest0-21swapper/011:07:070
1280699737,32cyclictest0-21swapper/011:07:070
1280699735,34cyclictest0-21swapper/008:54:580
1280699734,63cyclictest0-21swapper/009:38:030
1280699734,63cyclictest0-21swapper/009:38:030
1280699733,9cyclictest0-21swapper/010:01:290
1280699727,32cyclictest0-21swapper/010:34:160
1280699725,34cyclictest0-21swapper/011:39:330
1280699725,34cyclictest0-21swapper/009:49:040
1280699725,34cyclictest0-21swapper/008:48:490
1280699725,34cyclictest0-21swapper/008:48:490
1280699725,33cyclictest0-21swapper/010:48:450
1280699725,33cyclictest0-21swapper/010:39:580
1280699725,33cyclictest0-21swapper/010:26:330
1280699725,33cyclictest0-21swapper/010:16:440
1280699725,33cyclictest0-21swapper/009:05:470
1280699725,33cyclictest0-21swapper/008:50:390
1280699724,7cyclictest0-21swapper/009:42:290
1280699724,34cyclictest0-21swapper/010:56:590
1280699724,34cyclictest0-21swapper/009:12:110
1280699724,34cyclictest0-21swapper/008:42:240
1280699724,34cyclictest0-21swapper/008:20:010
1280699724,33cyclictest0-21swapper/011:11:040
1280699723,35cyclictest17959-21diskstats10:10:040
1280699723,34cyclictest0-21swapper/010:50:050
1280699714,7cyclictest0-21swapper/011:00:340
1280699714,7cyclictest0-21swapper/009:03:460
1280699714,37cyclictest0-21swapper/007:56:420
1280699714,37cyclictest0-21swapper/007:56:420
1280699714,34cyclictest0-21swapper/009:50:000
1280699714,34cyclictest0-21swapper/009:20:530
1280699714,33cyclictest0-21swapper/011:19:040
1280699713,8cyclictest0-21swapper/006:34:530
1280699705,33cyclictest0-21swapper/009:57:110
1280699704,7cyclictest0-21swapper/011:26:340
1280699704,33cyclictest0-21swapper/010:20:490
1280699704,33cyclictest0-21swapper/010:20:490
1280699704,33cyclictest0-21swapper/008:18:300
1280699703,39cyclictest0-21swapper/010:07:140
1280699703,37cyclictest0-21swapper/006:24:190
1280699703,37cyclictest0-21swapper/006:24:190
1280699703,34cyclictest0-21swapper/006:25:350
1280699703,34cyclictest0-21swapper/006:25:350
1280699694,9cyclictest0-21swapper/007:48:520
1280699693,34cyclictest0-21swapper/006:52:480
1280699673,34cyclictest370-21systemd-journal07:28:120
1281799662,58cyclictest13422-21/usr/sbin/munin06:10:162
1280699663,34cyclictest0-21swapper/008:02:520
1280699654,55cyclictest0-21swapper/008:09:550
1280699643,8cyclictest0-21swapper/006:44:540
1280699603,34cyclictest0-21swapper/006:19:440
1280699603,34cyclictest0-21swapper/006:19:440
1280699593,8cyclictest0-21swapper/007:36:420
1280699593,34cyclictest0-21swapper/007:34:420
12817995719,32cyclictest5535-21fschecks_count07:15:092
1240825712,15sleep20-21swapper/206:08:042
1228825711,15sleep00-21swapper/006:06:330
1280699563,6cyclictest0-21swapper/006:14:580
122212569,16sleep10-21swapper/106:05:461
12817995520,30cyclictest24053-21needreboot08:50:152
1282199543,45cyclictest32362-21ssh08:18:073
12817995418,30cyclictest7464-21ntpq09:55:152
1282199534,43cyclictest0-21swapper/311:27:123
12817995318,30cyclictest643-21runrttasks11:22:282
12817995318,30cyclictest30180-21sed10:25:212
1281099534,26cyclictest0-21swapper/111:28:081
1281099533,45cyclictest0-21swapper/109:13:051
1281099533,45cyclictest0-21swapper/106:10:001
1281799529,37cyclictest15870-21netstat10:50:122
1281799525,7cyclictest0-21swapper/210:57:422
1281799522,17cyclictest1712-21ls08:20:142
12817995214,33cyclictest643-21runrttasks09:14:212
12817995213,33cyclictest2563-21kernelversion09:05:122
1281099524,42cyclictest0-21swapper/109:48:351
12810995215,32cyclictest12627-21basename08:35:111
1282199513,43cyclictest0-21swapper/309:50:303
1282199513,43cyclictest0-21swapper/309:36:103
1282199513,43cyclictest0-21swapper/309:36:103
1282199513,43cyclictest0-21swapper/308:33:113
1282199513,42cyclictest0-21swapper/310:42:533
1282199512,6cyclictest18709-21ssh08:43:363
1281799514,6cyclictest0-21swapper/207:25:272
12817995118,27cyclictest26031-21ssh10:20:152
12817995118,27cyclictest26031-21ssh10:20:152
12817995116,30cyclictest643-21runrttasks08:06:232
12817995116,30cyclictest643-21runrttasks06:53:292
12817995115,31cyclictest31136-21proc_pri11:10:152
12817995115,31cyclictest23938-21latency_hist09:34:542
12817995115,30cyclictest18718-21awk10:10:162
12817995114,32cyclictest7307-21munin-run10:39:512
12817995114,32cyclictest643-21runrttasks10:33:542
12817995114,31cyclictest9780-21sed08:30:252
12817995114,31cyclictest31726-21aten_rbpower_vo09:45:032
12817995114,31cyclictest27153-21timerandwakeup08:10:232
12817995112,32cyclictest28080-21cpu09:40:052
1281099518,38cyclictest0-21swapper/108:43:131
1281099515,7cyclictest0-21swapper/109:31:251
1281099514,42cyclictest0-21swapper/110:13:441
1281099514,41cyclictest0-21swapper/111:35:571
1281099514,41cyclictest0-21swapper/110:05:241
1281099512,43cyclictest8740-21ssh09:56:581
1281099512,43cyclictest0-21swapper/109:41:351
12810995113,7cyclictest26558-21uptime10:20:221
12810995113,7cyclictest26558-21uptime10:20:221
1282199504,41cyclictest0-21swapper/308:20:573
1282199504,41cyclictest0-21swapper/306:11:553
1282199504,39cyclictest0-21swapper/310:45:133
1282199503,42cyclictest0-21swapper/311:11:203
1282199503,42cyclictest0-21swapper/310:26:523
1282199503,41cyclictest0-21swapper/309:04:063
1282199503,24cyclictest0-21swapper/308:09:573
12817995018,27cyclictest4307-21sed09:50:232
12817995015,30cyclictest643-21runrttasks10:08:472
12817995015,29cyclictest792-21latency_hist08:19:552
12817995015,29cyclictest3774-21fschecks_time07:10:112
12817995015,28cyclictest21293-21fschecks_time06:30:152
12817995014,31cyclictest643-21runrttasks07:46:442
12817995014,31cyclictest20844-21latency07:55:112
12817995014,31cyclictest20844-21latency07:55:112
12817995012,32cyclictest26624-21awk06:45:082
12817995011,10cyclictest0-21swapper/208:00:242
1281099504,41cyclictest0-21swapper/111:31:221
1281099503,42cyclictest0-21swapper/109:03:371
1281099503,41cyclictest0-21swapper/111:16:531
1280699503,42cyclictest0-21swapper/007:40:120
1282199495,38cyclictest0-21swapper/307:40:123
1282199494,39cyclictest0-21swapper/310:30:553
1282199494,39cyclictest0-21swapper/309:10:243
1282199493,41cyclictest0-21swapper/308:35:253
1282199493,40cyclictest0-21swapper/310:52:133
1281799499,12cyclictest0-21swapper/208:35:082
1281799492,42cyclictest11995-21sort07:30:222
1281799492,41cyclictest20667-21crond06:29:562
1281799492,41cyclictest20667-21crond06:29:562
1281799492,18cyclictest27097-21ls11:05:102
1281799492,18cyclictest27097-21ls11:05:102
12817994917,27cyclictest17547-21date09:25:122
12817994916,28cyclictest643-21runrttasks11:29:232
12817994916,28cyclictest17479-21missed_timers11:35:102
12817994915,28cyclictest30535-21uniq06:55:112
12817994915,28cyclictest2025-21hwlatdetect07:05:122
12817994914,30cyclictest25518-21fgrep06:40:222
12817994914,29cyclictest5969-21wc08:25:232
12817994913,31cyclictest15008-21sh09:21:302
12817994913,31cyclictest12533-21ls10:45:212
12817994911,32cyclictest16581-21missed_timers08:40:152
1281099494,40cyclictest0-21swapper/109:53:341
1281099494,39cyclictest0-21swapper/108:51:121
1281099494,39cyclictest0-21swapper/108:27:481
1281099493,41cyclictest0-21swapper/109:28:161
1281099493,40cyclictest10981-21ssh10:44:461
1281099492,41cyclictest19-21rcuc/108:14:571
1282199488,35cyclictest0-21swapper/309:05:203
1282199485,38cyclictest0-21swapper/310:10:593
1282199484,39cyclictest0-21swapper/307:45:203
1282199484,38cyclictest0-21swapper/309:55:183
1282199484,38cyclictest0-21swapper/308:51:533
1282199484,36cyclictest0-21swapper/311:15:033
1282199483,8cyclictest0-21swapper/309:15:253
1282199483,5cyclictest0-21swapper/309:28:453
1282199483,39cyclictest26467-21/usr/sbin/munin11:05:063
1282199483,39cyclictest26467-21/usr/sbin/munin11:05:063
1282199483,39cyclictest0-21swapper/311:00:453
1282199483,21cyclictest0-21swapper/307:58:503
1282199483,21cyclictest0-21swapper/307:58:503
12821994812,31cyclictest0-21swapper/309:29:583
1281799483,38cyclictest13270-21fschecks_count11:30:042
12817994818,25cyclictest13240-21fschecks_time07:35:112
12817994818,24cyclictest8273-21missed_timers10:40:122
12817994815,28cyclictest643-21runrttasks08:45:192
12817994815,28cyclictest643-21runrttasks08:45:192
12817994815,28cyclictest27778-21ntp_kernel_err08:55:162
12817994815,28cyclictest11899-21sh09:17:502
12817994814,29cyclictest643-21runrttasks06:39:312
12817994813,30cyclictest11630-21unixbench_multi10:00:242
12817994812,30cyclictest775-21sed07:00:252
12817994811,31cyclictest0-21swapper/209:35:092
12817994811,31cyclictest0-21swapper/209:35:092
1281099489,15cyclictest0-21swapper/111:01:251
1281099484,39cyclictest0-21swapper/110:56:481
1281099484,39cyclictest0-21swapper/110:54:091
1281099484,39cyclictest0-21swapper/110:19:211
1281099484,38cyclictest0-21swapper/109:39:301
1281099484,38cyclictest0-21swapper/109:39:301
1281099484,38cyclictest0-21swapper/109:09:391
1281099484,38cyclictest0-21swapper/108:21:541
1281099484,38cyclictest0-21swapper/108:12:351
12810994812,31cyclictest0-21swapper/108:45:531
12810994812,31cyclictest0-21swapper/108:45:531
1282199478,7cyclictest0-21swapper/310:21:573
1282199478,7cyclictest0-21swapper/310:21:573
1282199476,16cyclictest0-21swapper/310:06:003
1282199475,37cyclictest0-21swapper/308:47:383
1282199475,37cyclictest0-21swapper/308:47:383
1282199474,38cyclictest0-21swapper/307:05:413
1282199474,38cyclictest0-21swapper/306:15:133
1282199474,38cyclictest0-21swapper/306:15:133
1282199474,37cyclictest0-21swapper/311:36:523
1282199474,37cyclictest0-21swapper/311:31:413
1282199474,37cyclictest0-21swapper/311:22:283
1282199474,37cyclictest0-21swapper/310:15:223
1282199474,37cyclictest0-21swapper/309:46:003
12821994710,32cyclictest0-21swapper/308:00:063
1281799474,6cyclictest0-21swapper/207:20:122
12817994716,26cyclictest19636-21sed07:50:242
12817994712,8cyclictest2532-21proc_pri11:15:142
12817994710,11cyclictest3085350ssh09:00:052
1281099474,38cyclictest0-21swapper/111:14:031
1281099474,37cyclictest0-21swapper/111:21:431
1281099474,37cyclictest0-21swapper/108:54:551
1281099474,37cyclictest0-21swapper/108:30:101
1281099474,20cyclictest0-21swapper/109:17:371
1281099473,39cyclictest0-21swapper/110:48:431
1281099473,39cyclictest0-21swapper/110:01:361
1280699474,38cyclictest0-21swapper/007:23:430
1280699473,38cyclictest0-21swapper/007:50:210
1282199465,35cyclictest0-21swapper/306:45:083
1282199464,37cyclictest0-21swapper/310:37:063
1282199464,37cyclictest0-21swapper/306:30:153
1282199464,37cyclictest0-21swapper/306:20:203
1282199464,37cyclictest0-21swapper/306:20:203
1282199464,10cyclictest0-21swapper/306:55:183
1282199463,37cyclictest0-21swapper/310:56:233
1282199463,37cyclictest0-21swapper/307:10:183
1282199463,14cyclictest0-21swapper/307:53:113
1282199462,39cyclictest23511-21kworker/3:108:27:303
1281799467,7cyclictest16336-21chrt07:44:442
1281799465,7cyclictest0-21swapper/210:15:322
1281799464,17cyclictest0-21swapper/206:15:222
1281799464,17cyclictest0-21swapper/206:15:222
1281799462,8cyclictest22848-21/usr/sbin/munin11:00:032
12817994614,27cyclictest18741-21sshd06:24:132
12817994614,27cyclictest18741-21sshd06:24:132
1281099464,37cyclictest0-21swapper/110:38:331
1281099464,37cyclictest0-21swapper/110:29:271
1281099464,36cyclictest0-21swapper/109:19:571
1281099462,38cyclictest28263-21ssh11:06:131
1281099462,38cyclictest28263-21ssh11:06:131
1280699463,37cyclictest0-21swapper/007:03:430
1282199454,9cyclictest0-21swapper/306:40:073
1282199454,36cyclictest0-21swapper/309:40:103
1282199454,36cyclictest0-21swapper/306:50:173
1282199454,11cyclictest0-21swapper/307:21:203
1282199453,37cyclictest0-21swapper/308:05:093
1282199453,37cyclictest0-21swapper/307:25:183
1282199453,37cyclictest0-21swapper/307:02:103
1282199453,36cyclictest22759-21/usr/sbin/munin06:35:133
12821994511,28cyclictest0-21swapper/309:21:023
1281099454,36cyclictest0-21swapper/110:30:141
1280699454,35cyclictest0-21swapper/007:14:520
1280699453,37cyclictest0-21swapper/006:38:490
1282199444,35cyclictest0-21swapper/306:25:353
1282199444,35cyclictest0-21swapper/306:25:353
1282199443,36cyclictest0-21swapper/307:30:103
1282199443,36cyclictest0-21swapper/307:15:103
1282199443,35cyclictest12833-21/usr/sbin/munin07:35:133
1280699443,36cyclictest0-21swapper/007:19:340
1280699443,35cyclictest0-21swapper/006:55:580
1280699431,37cyclictest3262-21munin-run07:09:560
171492423,8sleep10-21swapper/106:20:061
171492423,8sleep10-21swapper/106:20:061
1280699424,33cyclictest0-21swapper/006:46:500
135372413,8sleep30-21swapper/310:04:203
203342393,8sleep10-21swapper/106:25:571
203342393,8sleep10-21swapper/106:25:571
12810993926,8cyclictest6516-21grep07:15:251
125202394,7sleep10-21swapper/107:33:581
302312383,8sleep10-21swapper/106:55:031
259412373,8sleep10-21swapper/106:40:541
12810993728,5cyclictest21-21ksoftirqd/108:09:541
1242023714,17sleep30-21swapper/306:08:093
32322363,7sleep10-21swapper/107:09:391
12810993627,5cyclictest21-21ksoftirqd/106:19:571
12810993627,5cyclictest21-21ksoftirqd/106:19:571
12810993624,7cyclictest4635-21grep07:10:271
12810993424,7cyclictest527-21awk07:00:211
12810993422,7cyclictest23914-21grep06:35:251
12810993422,7cyclictest22419-21grep08:00:081
12810993320,8cyclictest27748-21grep06:45:261
12810993221,7cyclictest12833-21/usr/sbin/munin07:35:181
1281099304,21cyclictest0-21swapper/107:51:041
1281099304,21cyclictest0-21swapper/107:44:101
1281099303,22cyclictest0-21swapper/107:48:481
12810993021,5cyclictest21-21ksoftirqd/107:59:541
12810993021,5cyclictest21-21ksoftirqd/107:59:541
12810993019,7cyclictest9819-21ntpq07:25:181
1281099294,21cyclictest0-21swapper/106:30:321
12810992919,6cyclictest7761-21latency07:20:161
1281099281,23cyclictest29282-21smart_sda06:50:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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