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2025-09-18 - 19:54
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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 792 highest latencies:
System rackbslot4.osadl.org (updated Thu Sep 18, 2025 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
69899758,28cyclictest12883-21users06:35:182
69899722,65cyclictest13701-21diskmemload05:46:192
69899722,64cyclictest21929-21/usr/sbin/munin02:30:192
69899722,64cyclictest21929-21/usr/sbin/munin02:30:192
69899722,64cyclictest16291-21/usr/sbin/munin02:15:162
69899712,63cyclictest23823-21ssh06:06:082
698997012,52cyclictest0-21swapper/204:24:282
69899692,61cyclictest6408-21/usr/sbin/munin03:15:182
69899692,61cyclictest3177-21/usr/sbin/munin01:40:172
69899683,59cyclictest12245-21date05:50:202
69899682,60cyclictest8798-21/usr/sbin/munin01:55:142
69899682,60cyclictest14675-21missed_timers03:35:132
69899682,60cyclictest14416-21/usr/sbin/munin02:10:192
69899682,60cyclictest1306-21/usr/sbin/munin01:35:102
698996811,51cyclictest0-21swapper/204:16:102
69899679,52cyclictest0-21swapper/206:22:032
69899679,52cyclictest0-21swapper/206:22:032
69899679,52cyclictest0-21swapper/204:29:042
69899675,56cyclictest0-21swapper/203:55:482
69899673,57cyclictest2900-21ssh05:38:212
69899672,59cyclictest2662-21/usr/sbin/munin03:05:142
69899672,59cyclictest10376-21fschecks_count03:25:042
698996711,50cyclictest0-21swapper/205:19:252
69899663,57cyclictest31086-21ssh05:32:072
69899663,57cyclictest24248-21ssh05:23:072
69899663,29cyclictest1045-21fschecks_count03:00:072
69899662,58cyclictest31293-21/usr/sbin/munin02:55:182
69899662,58cyclictest29323-21/usr/sbin/munin06:15:032
69899662,58cyclictest19095-21ssh06:00:082
69899662,58cyclictest10671-21/usr/sbin/munin02:00:072
69899662,32cyclictest6930-21/usr/sbin/munin01:50:192
69899662,30cyclictest22545-21ntp_states04:35:122
69899662,30cyclictest22545-21ntp_states04:35:122
698996615,45cyclictest13701-21diskmemload05:10:062
698996612,48cyclictest0-21swapper/206:47:192
698996611,49cyclictest0-21swapper/206:12:432
69899657,52cyclictest0-21swapper/203:44:392
69899656,53cyclictest0-21swapper/206:59:182
69899654,55cyclictest0-21swapper/203:45:522
69899654,55cyclictest0-21swapper/203:45:522
69899654,54cyclictest0-21swapper/206:53:042
69899653,29cyclictest26037-21/usr/sbin/munin04:40:162
69899652,57cyclictest4532-21/usr/sbin/munin03:10:212
69899652,56cyclictest14786-21/usr/sbin/munin05:55:082
69899652,33cyclictest3123-21ssh04:54:402
69899652,25cyclictest3821-21tune2fs04:55:052
698996510,49cyclictest0-21swapper/207:02:142
698996510,48cyclictest0-21swapper/205:42:482
69899646,52cyclictest0-21swapper/204:13:482
69899645,53cyclictest0-21swapper/203:52:482
69899643,55cyclictest12049-21aten_rbpower_cu03:30:042
69899643,54cyclictest9712-21ssh05:03:092
69899642,56cyclictest5053-21/usr/sbin/munin01:45:092
69899642,56cyclictest27548-21/usr/sbin/munin02:45:142
69899642,55cyclictest8405-21iostat06:30:082
69899642,55cyclictest25670-21/usr/sbin/munin02:40:102
69899638,50cyclictest13701-21diskmemload04:01:092
69899635,52cyclictest0-21swapper/206:40:062
69899635,52cyclictest0-21swapper/204:06:462
69899634,53cyclictest0-21swapper/205:28:072
69899634,53cyclictest0-21swapper/205:28:072
69899634,26cyclictest0-21swapper/205:06:432
69899633,54cyclictest18556-21diskstats04:30:072
69899632,55cyclictest8279-21/usr/sbin/munin03:20:222
69899632,55cyclictest18166-21/usr/sbin/munin02:20:132
69899632,55cyclictest12544-21/usr/sbin/munin02:05:192
69899632,54cyclictest29458-21ntp_states04:45:182
69899632,54cyclictest29416-21/usr/sbin/munin02:50:082
698996310,48cyclictest5459-21ls06:25:182
69899623,52cyclictest23803-21/usr/sbin/munin02:35:162
69899623,52cyclictest23803-21/usr/sbin/munin02:35:162
69899622,54cyclictest20038-21/usr/sbin/munin02:25:052
70799595,47cyclictest0-21swapper/306:42:283
70799584,46cyclictest0-21swapper/306:53:173
3269025812,16sleep10-21swapper/101:33:051
70799575,7cyclictest0-21swapper/304:23:213
70799565,7cyclictest0-21swapper/305:26:393
70799565,7cyclictest0-21swapper/305:26:393
70799564,46cyclictest0-21swapper/303:51:383
70799564,45cyclictest0-21swapper/304:26:013
70799554,44cyclictest0-21swapper/306:27:313
70799528,5cyclictest0-21swapper/305:36:393
70799525,7cyclictest0-21swapper/305:31:593
70799524,42cyclictest0-21swapper/304:46:053
70799523,43cyclictest0-21swapper/305:23:133
707995213,6cyclictest16088-21sh03:37:303
688995243,5cyclictest21-21ksoftirqd/103:14:521
688995216,31cyclictest5853-21sshd04:57:361
70799515,40cyclictest0-21swapper/306:15:363
70799514,42cyclictest0-21swapper/304:15:413
70799514,41cyclictest0-21swapper/305:45:353
70799513,43cyclictest0-21swapper/305:42:113
70799513,42cyclictest0-21swapper/306:55:573
68899514,40cyclictest0-21swapper/105:51:591
70799505,39cyclictest0-21swapper/302:15:193
70799505,38cyclictest0-21swapper/306:12:293
70799504,40cyclictest0-21swapper/304:06:553
70799504,39cyclictest0-21swapper/305:01:203
70799504,39cyclictest0-21swapper/304:55:153
70799503,42cyclictest0-21swapper/304:37:303
70799503,42cyclictest0-21swapper/304:37:303
70799503,40cyclictest21072-21sshd03:45:123
70799503,40cyclictest21072-21sshd03:45:123
70799502,5cyclictest35-21rcuc/306:38:583
68499504,13cyclictest0-21swapper/005:10:110
70799494,38cyclictest0-21swapper/307:00:383
70799494,38cyclictest0-21swapper/304:33:003
70799494,18cyclictest0-21swapper/305:06:163
70799493,40cyclictest0-21swapper/306:21:583
70799493,40cyclictest0-21swapper/306:21:583
707994911,32cyclictest0-21swapper/306:33:373
707994911,32cyclictest0-21swapper/305:54:533
68899497,37cyclictest0-21swapper/105:35:191
68899494,41cyclictest0-21swapper/105:21:591
68899494,40cyclictest0-21swapper/104:23:551
70799484,38cyclictest0-21swapper/306:44:523
70799484,38cyclictest0-21swapper/306:05:113
70799484,38cyclictest0-21swapper/305:50:323
70799484,38cyclictest0-21swapper/302:50:033
70799484,37cyclictest0-21swapper/306:00:523
70799484,37cyclictest0-21swapper/305:12:343
70799484,37cyclictest0-21swapper/303:54:593
707994813,30cyclictest3190-21latency_hist04:54:503
70799481,24cyclictest37-21ksoftirqd/305:16:163
70799474,37cyclictest0-21swapper/303:40:273
70799474,36cyclictest0-21swapper/304:09:533
70799474,36cyclictest0-21swapper/301:45:473
70799473,39cyclictest0-21swapper/304:40:303
70799473,37cyclictest0-21swapper/303:05:093
707994710,31cyclictest0-21swapper/304:00:363
68899474,37cyclictest0-21swapper/105:15:331
68899474,37cyclictest0-21swapper/104:25:391
68899474,37cyclictest0-21swapper/103:59:551
68899474,17cyclictest0-21swapper/104:33:371
326422478,14sleep00-21swapper/001:32:280
70799464,36cyclictest0-21swapper/302:12:193
70799463,37cyclictest0-21swapper/303:25:083
68899464,36cyclictest0-21swapper/106:31:341
68899464,36cyclictest0-21swapper/105:42:361
70799454,35cyclictest0-21swapper/303:32:073
70799453,6cyclictest8588-21systemd-cgroups01:54:543
70799453,37cyclictest0-21swapper/303:00:083
70799453,36cyclictest0-21swapper/303:10:433
70799453,36cyclictest0-21swapper/302:09:533
68899455,6cyclictest0-21swapper/106:40:121
68899455,34cyclictest0-21swapper/107:00:111
68899455,34cyclictest0-21swapper/105:32:531
68899454,9cyclictest0-21swapper/105:00:171
68899454,36cyclictest0-21swapper/103:55:171
68899453,7cyclictest0-21swapper/103:51:011
68899453,36cyclictest25270-21/usr/sbin/munin05:25:131
68899453,36cyclictest25270-21/usr/sbin/munin05:25:131
68499453,37cyclictest0-21swapper/001:34:590
70799444,35cyclictest0-21swapper/302:42:193
70799444,35cyclictest0-21swapper/301:37:463
70799443,36cyclictest0-21swapper/301:59:543
70799443,35cyclictest0-21swapper/302:25:073
68899448,7cyclictest0-21swapper/104:11:361
68899447,32cyclictest0-21swapper/104:46:151
68899447,31cyclictest0-21swapper/106:11:121
68899445,7cyclictest0-21swapper/104:38:241
68899445,7cyclictest0-21swapper/104:38:241
68899445,7cyclictest0-21swapper/103:39:431
68899444,35cyclictest0-21swapper/106:59:281
68899444,35cyclictest0-21swapper/103:46:551
68899444,35cyclictest0-21swapper/103:46:551
68899444,34cyclictest0-21swapper/106:50:291
688994431,8cyclictest0-21swapper/105:12:101
688994411,28cyclictest0-21swapper/106:35:111
68452443,6sleep00-21swapper/004:12:040
70799434,34cyclictest0-21swapper/301:40:563
70799434,33cyclictest0-21swapper/302:39:533
70799434,33cyclictest0-21swapper/302:39:533
70799433,35cyclictest0-21swapper/302:20:133
70799433,34cyclictest0-21swapper/302:30:343
70799433,34cyclictest0-21swapper/302:30:343
68899435,33cyclictest0-21swapper/105:46:511
68899434,33cyclictest0-21swapper/106:21:141
68899434,33cyclictest0-21swapper/106:21:141
246482433,6sleep10-21swapper/106:08:081
70799424,33cyclictest0-21swapper/303:15:483
70799423,34cyclictest0-21swapper/302:44:573
68499421,35cyclictest13694-21crond03:34:510
126842423,6sleep00-21swapper/005:06:370
107482423,6sleep00-21swapper/006:33:430
70799413,34cyclictest0-21swapper/302:58:443
70799413,33cyclictest0-21swapper/303:22:433
70799412,7cyclictest12305-21sshd02:04:433
288522413,7sleep00-21swapper/006:58:140
111162413,6sleep10-21swapper/104:19:291
9632403,6sleep00-21swapper/004:04:190
39592403,6sleep00-21swapper/003:05:390
318522403,6sleep00-21swapper/004:49:430
169652403,6sleep10-21swapper/103:39:531
684993930,5cyclictest3-21ksoftirqd/006:29:470
684993920,14cyclictest24885-21grep03:50:200
314522392,6sleep031462-21df_inode02:55:050
163862393,6sleep00-21swapper/005:55:480
688993825,8cyclictest30153-21tr02:50:121
684993825,8cyclictest29033-21crond06:14:480
68499382,30cyclictest8580-21sh01:54:540
3256123813,18sleep20-21swapper/201:31:302
233672383,6sleep00-21swapper/003:49:170
233672383,6sleep00-21swapper/003:49:170
684993728,5cyclictest3-21ksoftirqd/006:19:480
684993726,7cyclictest2439-21sa103:04:520
684993714,18cyclictest0-21swapper/001:55:180
48212373,6sleep10-21swapper/101:44:481
36772373,7sleep00-21swapper/004:07:330
3271223713,18sleep30-21swapper/301:33:243
24082373,6sleep10-21swapper/103:04:321
138522373,6sleep10-21swapper/105:09:161
102382373,6sleep00-21swapper/004:17:070
85402363,6sleep10-21swapper/101:54:301
68899364,28cyclictest0-21swapper/104:52:351
68899364,28cyclictest0-21swapper/101:35:491
688993618,14cyclictest7607-21grep03:15:231
68499364,28cyclictest0-21swapper/006:24:160
68499364,28cyclictest0-21swapper/006:24:160
68499364,27cyclictest0-21swapper/006:44:430
68499363,29cyclictest0-21swapper/005:03:460
684993626,6cyclictest18099-21ssh03:40:200
213752362,6sleep10-21swapper/102:25:571
98352353,6sleep10-21swapper/103:23:431
68899354,27cyclictest0-21swapper/106:47:581
68899354,26cyclictest0-21swapper/105:54:541
688993523,7cyclictest26241-21wc02:40:121
688993522,8cyclictest13769-21grep02:05:231
68499354,26cyclictest0-21swapper/002:12:050
68499353,28cyclictest0-21swapper/006:53:460
684993524,6cyclictest23428-21grep06:05:200
213792353,6sleep00-21swapper/002:26:000
98342343,6sleep00-21swapper/003:23:420
68899343,27cyclictest0-21swapper/106:29:341
68899343,27cyclictest0-21swapper/104:43:551
688993423,6cyclictest23118-21sed02:30:251
688993423,6cyclictest23118-21sed02:30:251
68499344,26cyclictest0-21swapper/004:39:450
68499344,26cyclictest0-21swapper/004:39:450
68499344,25cyclictest0-21swapper/004:40:490
684993423,7cyclictest4208-21sort05:40:040
684993423,7cyclictest12844-21head06:35:180
63732343,6sleep00-21swapper/001:45:560
47282343,6sleep00-21swapper/001:43:420
271422343,6sleep00-21swapper/002:42:420
157202343,6sleep10-21swapper/102:10:441
688993321,7cyclictest28684-21sed02:45:241
68499334,25cyclictest0-21swapper/003:57:360
68499334,25cyclictest0-21swapper/003:11:580
68499333,26cyclictest0-21swapper/003:16:570
68499333,25cyclictest0-21swapper/005:14:530
684993321,8cyclictest29999-21egrep07:00:040
301412332,4sleep130152-21ntp_states06:15:131
103172332,24sleep110150-21/usr/sbin/munin03:25:041
68899324,24cyclictest0-21swapper/104:07:381
68899323,24cyclictest0-21swapper/106:00:341
68499324,24cyclictest0-21swapper/006:44:530
68499324,24cyclictest0-21swapper/005:20:420
68499324,24cyclictest0-21swapper/004:54:170
68499324,23cyclictest0-21swapper/006:04:470
68499324,23cyclictest0-21swapper/004:55:060
68499324,23cyclictest0-21swapper/003:35:340
68499324,23cyclictest0-21swapper/003:25:360
68499324,23cyclictest0-21swapper/002:20:050
68499323,25cyclictest0-21swapper/002:08:350
684993221,7cyclictest28914-21/usr/sbin/munin05:30:140
684993221,7cyclictest11823-21grep02:00:230
684993221,6cyclictest22357-21idleruntime02:30:110
684993221,6cyclictest22357-21idleruntime02:30:110
65602323,6sleep10-21swapper/101:48:141
68899314,22cyclictest0-21swapper/102:15:141
688993119,7cyclictest13578-21awk03:33:301
68499314,23cyclictest0-21swapper/005:46:460
68499314,23cyclictest0-21swapper/004:26:050
68499313,24cyclictest0-21swapper/005:50:560
68499313,24cyclictest0-21swapper/002:16:050
684993116,11cyclictest596-21ksmtuned04:30:320
68899304,21cyclictest0-21swapper/102:22:481
68499303,23cyclictest0-21swapper/004:22:200
68499303,23cyclictest0-21swapper/002:52:350
684993013,12cyclictest1-21systemd05:24:500
684993013,12cyclictest1-21systemd05:24:500
68899293,21cyclictest0-21swapper/103:05:071
68499294,21cyclictest0-21swapper/002:36:280
68499294,21cyclictest0-21swapper/002:36:280
684992918,7cyclictest28084-21latency02:45:130
684992917,7cyclictest13701-21diskmemload05:37:470
688992818,6cyclictest667-21runrttasks01:56:351
688992818,6cyclictest10846-21entropy02:00:071
688992816,7cyclictest31289-21seq02:55:001
688992816,7cyclictest23981-21entropy02:35:071
688992816,7cyclictest23981-21entropy02:35:071
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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