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2026-04-13 - 05:51
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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 Mon Apr 13, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2449099824,7cyclictest0-21swapper/120:09:211
2449099765,29cyclictest0-21swapper/122:24:011
2449099765,29cyclictest0-21swapper/122:24:011
2449099754,6cyclictest0-21swapper/123:03:471
2449099733,9cyclictest0-21swapper/121:21:441
2449099728,58cyclictest0-21swapper/121:02:031
2449099725,60cyclictest0-21swapper/121:38:591
2449099715,60cyclictest0-21swapper/121:27:091
2449099715,33cyclictest0-21swapper/123:16:491
2449099715,33cyclictest0-21swapper/122:57:381
2449099715,33cyclictest0-21swapper/122:37:591
2449099715,33cyclictest0-21swapper/122:26:581
2449099715,33cyclictest0-21swapper/122:06:161
2449099715,33cyclictest0-21swapper/120:46:271
2449099715,33cyclictest0-21swapper/120:46:271
2449099715,33cyclictest0-21swapper/120:23:351
2449099713,35cyclictest0-21swapper/120:26:391
2449099712,31cyclictest5006-21diskmemload21:48:471
2449099708,56cyclictest0-21swapper/122:42:051
2449099706,5cyclictest0-21swapper/122:51:261
2449099705,7cyclictest0-21swapper/123:22:491
2449099705,7cyclictest0-21swapper/120:37:451
2449099705,7cyclictest0-21swapper/120:34:251
2449099705,33cyclictest0-21swapper/123:09:121
2449099705,33cyclictest0-21swapper/122:46:501
2449099705,33cyclictest0-21swapper/122:46:501
2449099705,33cyclictest0-21swapper/122:17:021
2449099705,33cyclictest0-21swapper/121:51:171
2449099705,33cyclictest0-21swapper/121:41:191
2449099705,33cyclictest0-21swapper/121:11:091
2449099705,33cyclictest0-21swapper/120:52:101
2449099705,33cyclictest0-21swapper/120:43:061
2449099705,32cyclictest0-21swapper/122:04:211
2449099705,32cyclictest0-21swapper/120:09:521
2449099704,7cyclictest0-21swapper/123:32:301
2449099704,7cyclictest0-21swapper/121:18:581
2449099704,60cyclictest0-21swapper/123:25:561
2449099704,34cyclictest0-21swapper/118:10:041
2449099704,33cyclictest0-21swapper/123:13:131
2449099704,33cyclictest0-21swapper/122:10:511
2449099704,33cyclictest0-21swapper/121:32:121
2449099703,36cyclictest0-21swapper/119:15:111
2449099695,31cyclictest0-21swapper/121:05:421
2449099694,33cyclictest0-21swapper/122:31:371
2449099694,32cyclictest0-21swapper/120:16:191
2449099684,33cyclictest0-21swapper/121:55:491
2449099674,8cyclictest0-21swapper/119:35:151
2449099674,31cyclictest0-21swapper/120:57:411
2449099653,7cyclictest12758-21sshd18:56:111
2449099653,33cyclictest0-21swapper/119:00:211
2449099653,32cyclictest0-21swapper/118:08:421
2449099634,34cyclictest0-21swapper/118:47:121
2449099634,33cyclictest0-21swapper/118:19:541
2449099633,34cyclictest0-21swapper/118:27:441
2449099633,34cyclictest0-21swapper/118:27:441
2449099633,30cyclictest7522-21latency_hist18:44:531
2449099624,32cyclictest0-21swapper/119:44:531
2449099623,35cyclictest32361-21systemd-cgroups18:24:541
2449099623,35cyclictest32361-21systemd-cgroups18:24:541
2449099623,32cyclictest0-21swapper/118:38:181
2449099622,31cyclictest18679-21munin-run19:14:521
2449099613,6cyclictest0-21swapper/120:00:191
2449099613,28cyclictest23542-21/usr/sbin/munin19:25:201
2449099603,35cyclictest0-21swapper/119:24:451
2449099603,35cyclictest0-21swapper/118:31:171
2449099603,35cyclictest0-21swapper/118:31:171
2449099594,5cyclictest0-21swapper/119:34:531
2449099593,5cyclictest0-21swapper/118:54:531
2450499564,7cyclictest0-21swapper/323:31:263
2449099562,30cyclictest315182sleep119:46:541
2448799565,45cyclictest0-21swapper/022:36:370
2448799562,48cyclictest14389-21ssh23:05:470
2449999555,44cyclictest0-21swapper/220:23:502
2448799554,44cyclictest0-21swapper/021:25:360
2448799546,6cyclictest0-21swapper/023:00:570
2448799545,43cyclictest0-21swapper/020:41:100
2448799544,44cyclictest0-21swapper/020:21:000
2448799534,43cyclictest0-21swapper/021:03:150
2448799534,43cyclictest0-21swapper/019:41:490
2448799525,41cyclictest0-21swapper/021:47:490
2448799524,41cyclictest0-21swapper/022:45:470
2448799524,41cyclictest0-21swapper/022:45:470
2448799523,5cyclictest0-21swapper/022:13:280
2448799522,45cyclictest10593-21ssh21:35:590
2448799515,40cyclictest0-21swapper/021:08:190
2448799515,39cyclictest0-21swapper/020:10:230
2448799514,7cyclictest0-21swapper/022:22:580
2448799514,7cyclictest0-21swapper/022:22:580
2448799514,40cyclictest0-21swapper/020:48:140
2448799514,40cyclictest0-21swapper/020:48:140
2448799514,40cyclictest0-21swapper/020:32:450
24487995114,7cyclictest26360-21sshd21:57:070
2450499509,35cyclictest0-21swapper/323:21:553
2450499504,39cyclictest0-21swapper/322:00:103
2448799504,40cyclictest0-21swapper/020:54:500
24487995034,11cyclictest0-21swapper/020:16:200
24487995016,29cyclictest577-21ksmtuned22:34:200
24487995013,5cyclictest0-21swapper/020:57:580
24487995011,33cyclictest0-21swapper/022:15:040
2450499494,39cyclictest0-21swapper/320:43:283
2450499494,38cyclictest0-21swapper/321:35:173
2450499493,9cyclictest0-21swapper/322:30:273
24504994912,5cyclictest0-21swapper/320:38:483
24504994911,32cyclictest0-21swapper/322:05:243
2449999496,38cyclictest0-21swapper/220:26:372
24499994939,5cyclictest29-21ksoftirqd/222:54:472
2449999493,40cyclictest565-21irqbalance21:10:092
2449999493,40cyclictest0-21swapper/222:15:182
2448799494,7cyclictest0-21swapper/023:13:270
2448799494,40cyclictest0-21swapper/021:44:490
2448799494,39cyclictest0-21swapper/020:38:160
2448799492,7cyclictest26376-21/usr/sbin/munin19:35:210
24487994913,6cyclictest638-21runrttasks22:56:160
2450499486,35cyclictest0-21swapper/320:15:113
2450499484,39cyclictest0-21swapper/322:45:513
2450499484,39cyclictest0-21swapper/322:45:513
2450499484,38cyclictest0-21swapper/320:20:113
2448799486,36cyclictest0-21swapper/022:25:320
2448799484,38cyclictest0-21swapper/020:27:130
2448799484,18cyclictest0-21swapper/023:32:380
2448799484,11cyclictest0-21swapper/019:05:070
2448799484,10cyclictest0-21swapper/018:50:070
24487994816,26cyclictest638-21runrttasks21:18:060
24487994811,31cyclictest0-21swapper/023:20:570
2450499478,7cyclictest0-21swapper/323:07:273
2450499474,38cyclictest0-21swapper/318:05:083
2450499474,37cyclictest0-21swapper/322:15:263
2450499474,37cyclictest0-21swapper/321:50:583
2450499474,37cyclictest0-21swapper/320:25:263
2450499474,36cyclictest0-21swapper/321:07:093
2449999474,37cyclictest0-21swapper/221:38:052
2449999474,37cyclictest0-21swapper/220:05:222
2448799479,6cyclictest0-21swapper/021:12:200
2448799475,37cyclictest0-21swapper/023:26:360
2448799475,36cyclictest0-21swapper/022:53:280
2448799475,36cyclictest0-21swapper/022:06:180
2448799474,38cyclictest0-21swapper/019:50:080
2448799474,37cyclictest0-21swapper/023:15:410
2448799474,37cyclictest0-21swapper/022:41:280
2448799474,37cyclictest0-21swapper/021:50:020
2448799474,37cyclictest0-21swapper/020:00:090
2448799474,37cyclictest0-21swapper/019:34:100
2448799474,37cyclictest0-21swapper/018:15:150
2448799474,37cyclictest0-21swapper/018:10:080
2448799474,36cyclictest0-21swapper/020:04:590
2448799474,13cyclictest0-21swapper/022:02:290
24487994710,31cyclictest0-21swapper/021:23:170
2450499464,37cyclictest0-21swapper/322:51:373
2450499464,37cyclictest0-21swapper/321:15:243
2450499464,37cyclictest0-21swapper/320:55:103
2450499464,17cyclictest0-21swapper/322:40:063
2449999467,34cyclictest0-21swapper/220:40:282
2449999467,33cyclictest0-21swapper/220:35:192
2449999464,36cyclictest0-21swapper/221:03:442
2449999464,36cyclictest0-21swapper/220:33:382
2449999463,37cyclictest0-21swapper/223:00:122
24499994613,28cyclictest11384-21kworker/2:020:45:132
24499994613,28cyclictest11384-21kworker/2:020:45:132
2449099463,37cyclictest0-21swapper/119:50:081
2448799468,32cyclictest0-21swapper/019:15:180
2448799465,35cyclictest0-21swapper/018:20:180
2448799465,35cyclictest0-21swapper/018:20:180
2448799465,35cyclictest0-21swapper/018:05:160
2448799465,10cyclictest0-21swapper/018:40:170
2448799464,37cyclictest0-21swapper/021:31:470
2448799464,35cyclictest0-21swapper/019:14:530
74142453,8sleep30-21swapper/322:57:153
2450499454,36cyclictest0-21swapper/322:29:213
2450499454,35cyclictest0-21swapper/321:00:123
2450499453,9cyclictest0-21swapper/321:30:153
2450499453,35cyclictest0-21swapper/320:05:133
2449999454,35cyclictest0-21swapper/223:17:182
2449999454,35cyclictest0-21swapper/221:50:382
2449999453,36cyclictest0-21swapper/221:55:122
2449999453,36cyclictest0-21swapper/221:30:232
2448799454,36cyclictest0-21swapper/019:00:080
2448799454,36cyclictest0-21swapper/018:30:030
2448799454,36cyclictest0-21swapper/018:30:030
2448799454,35cyclictest0-21swapper/018:25:170
2448799454,35cyclictest0-21swapper/018:25:170
299102444,8sleep30-21swapper/318:15:233
2450499443,36cyclictest0-21swapper/321:20:203
2450499442,35cyclictest25131-21ntpdc20:30:143
2449999445,7cyclictest0-21swapper/223:09:572
2449999445,33cyclictest0-21swapper/223:30:272
2449999444,6cyclictest0-21swapper/223:20:182
2449999444,35cyclictest0-21swapper/223:25:122
2449999444,34cyclictest0-21swapper/222:30:282
2449999444,34cyclictest0-21swapper/222:05:392
2449999444,17cyclictest0-21swapper/222:35:082
2449999443,36cyclictest0-21swapper/221:45:312
2449999443,35cyclictest0-21swapper/220:10:192
2449999442,36cyclictest30119-21/usr/sbin/munin19:45:192
2449099443,36cyclictest0-21swapper/119:07:211
2448799444,35cyclictest0-21swapper/019:19:530
2448799444,35cyclictest0-21swapper/018:35:200
2448799444,32cyclictest0-21swapper/018:55:040
2448799443,36cyclictest0-21swapper/019:55:030
2448799443,36cyclictest0-21swapper/019:55:030
2448799443,35cyclictest0-21swapper/019:25:130
2448799443,35cyclictest0-21swapper/018:45:080
115742443,7sleep30-21swapper/320:12:333
106662440,3sleep335-21rcuc/318:50:233
309852433,8sleep30-21swapper/323:28:353
2450499436,9cyclictest0-21swapper/321:25:093
2450499434,34cyclictest0-21swapper/323:10:533
2450499433,36cyclictest0-21swapper/321:47:223
2450499433,33cyclictest13505-21ntp_states21:40:133
2449999434,7cyclictest0-21swapper/222:40:082
2449999433,7cyclictest19241-21ssh21:05:112
2449999433,34cyclictest0-21swapper/221:19:512
2449099434,35cyclictest0-21swapper/119:55:131
2449099434,35cyclictest0-21swapper/119:55:131
2448799433,34cyclictest0-21swapper/019:47:090
2450499422,8cyclictest26376-21/usr/sbin/munin19:35:223
2449999427,30cyclictest0-21swapper/220:50:212
24499994231,6cyclictest5004-21idleruntime-cro20:04:512
134982423,7sleep20-21swapper/222:23:092
134982423,7sleep20-21swapper/222:23:092
24499994129,7cyclictest18237-21grep19:10:232
222612413,6sleep30-21swapper/321:10:003
114262413,7sleep30-21swapper/322:20:083
114262413,7sleep30-21swapper/322:20:083
2449999409,5cyclictest0-21swapper/221:19:502
2449999403,33cyclictest0-21swapper/219:00:432
24499994028,7cyclictest7857-21grep18:45:092
9992393,8sleep20-21swapper/219:51:552
303622393,7sleep20-21swapper/222:02:332
288532392,30sleep228891-21missed_timers19:40:122
2450499393,8cyclictest0-21swapper/320:00:383
24499993930,5cyclictest29-21ksoftirqd/218:34:532
24499993930,5cyclictest29-21ksoftirqd/218:34:532
24499993926,8cyclictest12756-21/usr/sbin/munin23:05:012
2418223914,18sleep20-21swapper/218:04:072
239652399,24sleep00-21swapper/018:01:280
17162393,7sleep30-21swapper/318:28:313
17162393,7sleep30-21swapper/318:28:313
169562393,7sleep20-21swapper/222:27:242
36802383,7sleep30-21swapper/318:34:423
36802383,7sleep30-21swapper/318:34:423
295502383,7sleep30-21swapper/319:40:463
2450499382,4cyclictest25572-21ls19:30:223
24499993826,7cyclictest23366-21ntpq19:25:162
19572382,29sleep21964-21iostat_ios19:55:092
19572382,29sleep21964-21iostat_ios19:55:092
93022373,7sleep30-21swapper/318:49:513
53872373,7sleep20-21swapper/218:37:432
2450499373,29cyclictest0-21swapper/319:59:203
2450499373,29cyclictest0-21swapper/319:59:203
24504993725,7cyclictest849-21sed19:50:233
2417823713,16sleep30-21swapper/318:04:043
2388323714,17sleep10-21swapper/118:00:281
203382373,7sleep30-21swapper/319:17:243
263742363,7sleep20-21swapper/218:05:282
118252362,4sleep30-21swapper/323:03:273
269532353,7sleep30-21swapper/318:10:003
2450499353,28cyclictest0-21swapper/319:45:253
24504993523,7cyclictest24093-21/usr/sbin/munin21:55:183
24499993524,7cyclictest27472-21timerwakeupswit19:35:212
24499993523,7cyclictest5843-21wget18:40:062
24499993523,7cyclictest28189-21grep18:10:252
2450499344,26cyclictest0-21swapper/323:17:103
2450499343,26cyclictest0-21swapper/322:13:423
2449999344,25cyclictest0-21swapper/222:56:142
24499993423,7cyclictest31132-21idleruntime18:20:092
24499993423,7cyclictest31132-21idleruntime18:20:092
24499993421,8cyclictest25679-21sed19:30:232
2450499334,22cyclictest0-21swapper/318:55:123
2450499333,25cyclictest0-21swapper/319:10:063
24504993322,7cyclictest23165-21gzip22:35:143
24504993322,7cyclictest15904-21tr19:05:153
24504993322,6cyclictest21184-21sort19:20:083
2449999337,21cyclictest0-21swapper/220:58:112
2449999335,23cyclictest0-21swapper/220:19:462
24499993314,13cyclictest30379-21iostat_ios22:45:072
24499993314,13cyclictest30379-21iostat_ios22:45:072
2450499324,24cyclictest0-21swapper/318:42:513
2449999326,21cyclictest0-21swapper/222:12:502
2449999324,23cyclictest0-21swapper/221:25:352
24499993221,7cyclictest18895-21/usr/sbin/munin19:15:142
24499993220,7cyclictest721-21cat18:25:122
24499993220,7cyclictest721-21cat18:25:122
2450499319,17cyclictest0-21swapper/320:52:583
2450499312,24cyclictest5495-21ssh20:47:043
2450499312,24cyclictest5495-21ssh20:47:043
24504993117,9cyclictest13860-21sort19:00:113
2449999314,22cyclictest0-21swapper/221:44:392
24499993122,5cyclictest30080-21grep18:15:232
2450499304,22cyclictest0-21swapper/318:35:593
2449999304,22cyclictest0-21swapper/219:20:062
2449999303,22cyclictest0-21swapper/218:55:192
2450499295,19cyclictest0-21swapper/319:25:253
2450499293,21cyclictest0-21swapper/318:20:063
2450499293,21cyclictest0-21swapper/318:20:063
24499992917,6cyclictest9530-21aten_rbpower_cu18:50:042
2449999284,20cyclictest0-21swapper/219:05:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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