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2025-12-07 - 09:56
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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 Sun Dec 07, 2025 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
224099742,66cyclictest25340-21/usr/sbin/munin13:52:312
224099742,66cyclictest18542-21ssh14:56:522
224099732,65cyclictest17822-21/usr/sbin/munin13:32:392
224099722,64cyclictest29770-21/usr/sbin/munin16:02:392
224099722,64cyclictest13580-21/usr/sbin/munin14:47:362
224099712,63cyclictest14080-21/usr/sbin/munin13:22:402
224099695,57cyclictest0-21swapper/217:05:442
224099692,61cyclictest6583-21/usr/sbin/munin13:02:392
2240996912,51cyclictest0-21swapper/218:17:222
223199693,62cyclictest0-21swapper/112:58:551
224099682,60cyclictest27265-21ntpq15:57:322
224099682,60cyclictest24549-21ssh15:04:532
224099682,60cyclictest15950-21/usr/sbin/munin13:27:372
224099682,29cyclictest9817-21/usr/sbin/munin14:37:432
224099682,29cyclictest938-21vmstat17:42:402
224099673,30cyclictest5050-21cut12:57:272
224099672,60cyclictest10332-21/usr/sbin/munin13:12:402
224099672,59cyclictest8448-21/usr/sbin/munin17:07:232
224099672,59cyclictest4201-21/usr/sbin/munin14:22:262
224099672,59cyclictest371-21/usr/sbin/munin14:12:342
224099672,59cyclictest371-21/usr/sbin/munin14:12:342
224099672,59cyclictest29085-21/usr/sbin/munin14:02:442
224099672,59cyclictest19879-21/usr/sbin/munin15:47:402
224099672,59cyclictest11692-21/usr/sbin/munin14:42:372
224099666,54cyclictest0-21swapper/216:30:112
224099663,57cyclictest17337-21ntpdc15:42:332
224099663,57cyclictest15243-21diskmemload16:16:142
224099662,58cyclictest8458-21/usr/sbin/munin13:07:342
224099662,58cyclictest6072-21/usr/sbin/munin14:27:252
224099662,58cyclictest21571-21/usr/sbin/munin13:42:452
224099662,58cyclictest19694-21/usr/sbin/munin13:37:252
2240996611,49cyclictest0-21swapper/214:07:262
224099658,51cyclictest0-21swapper/215:23:252
224099657,52cyclictest0-21swapper/215:14:452
224099657,52cyclictest0-21swapper/215:14:452
224099654,55cyclictest0-21swapper/214:58:412
224099653,56cyclictest667-21runrttasks15:39:182
224099652,57cyclictest2999-21/usr/sbin/munin17:47:302
224099652,57cyclictest27208-21/usr/sbin/munin13:57:322
224099652,57cyclictest15243-21diskmemload18:08:252
224099652,26cyclictest26358-21ssh15:07:322
224099648,50cyclictest0-21swapper/215:32:032
224099645,53cyclictest0-21swapper/215:55:422
224099645,53cyclictest0-21swapper/215:34:352
224099644,54cyclictest0-21swapper/217:17:062
224099644,54cyclictest0-21swapper/216:10:482
224099643,56cyclictest27389-21ssh16:47:152
224099643,54cyclictest18453-21/usr/sbin/munin17:22:282
224099642,57cyclictest12803-21ssh16:24:532
224099642,56cyclictest24028-21/usr/sbin/munin16:42:242
224099642,56cyclictest24028-21/usr/sbin/munin16:42:242
224099642,56cyclictest23460-21/usr/sbin/munin13:47:362
224099642,56cyclictest12202-21/usr/sbin/munin13:17:242
2240996413,46cyclictest20595-21timerwakeupswit18:12:422
2240996410,22cyclictest0-21swapper/218:01:492
224099639,49cyclictest32210-21ksmtuned16:52:532
224099639,49cyclictest16208-21timerandwakeup17:17:392
224099637,50cyclictest0-21swapper/218:03:482
224099635,53cyclictest0-21swapper/217:00:022
224099633,54cyclictest7125-21missed_timers17:52:342
224099633,54cyclictest7125-21missed_timers17:52:342
224099633,53cyclictest25095-21/usr/sbin/munin17:32:232
224099632,55cyclictest2324-21/usr/sbin/munin14:17:312
224099632,55cyclictest2324-21/usr/sbin/munin14:17:312
224099623,53cyclictest8370-21threads16:17:392
224099623,53cyclictest21350-21wc16:37:292
224099622,54cyclictest21711-21ssh17:27:092
224099622,54cyclictest18892-21ssh16:33:112
224099612,54cyclictest32726-21fschecks_time15:17:242
224099612,53cyclictest29955-21ssh17:37:472
224099592,52cyclictest4501-21systemd-cgroups12:57:122
223199554,7cyclictest0-21swapper/115:25:091
222799553,46cyclictest0-21swapper/016:37:080
222799544,45cyclictest0-21swapper/012:55:550
166325410,15sleep30-21swapper/312:48:243
224099533,19cyclictest0-21swapper/214:37:102
2231995313,35cyclictest18181-21latency_hist17:22:071
222799534,43cyclictest0-21swapper/015:51:090
223199524,42cyclictest0-21swapper/115:03:531
223199514,42cyclictest0-21swapper/118:06:141
223199514,41cyclictest0-21swapper/118:00:201
223199513,43cyclictest0-21swapper/116:25:581
222799515,40cyclictest0-21swapper/018:18:580
222799514,42cyclictest0-21swapper/017:10:270
223199509,36cyclictest0-21swapper/116:00:561
223199508,37cyclictest0-21swapper/116:19:531
223199507,37cyclictest0-21swapper/116:27:391
223199504,40cyclictest0-21swapper/118:19:161
223199503,42cyclictest0-21swapper/117:26:471
223199503,42cyclictest0-21swapper/114:52:301
223199502,7cyclictest1222-21iostat_ios16:07:281
223199502,43cyclictest19197-21ssh15:46:041
2231995013,32cyclictest0-21swapper/116:37:421
2231995011,32cyclictest0-21swapper/117:34:381
222799509,35cyclictest0-21swapper/016:13:390
222799504,41cyclictest0-21swapper/017:15:070
222799504,41cyclictest0-21swapper/015:22:210
222799504,40cyclictest0-21swapper/017:04:310
2227995012,32cyclictest0-21swapper/014:55:490
223199495,9cyclictest0-21swapper/116:47:221
223199495,38cyclictest0-21swapper/115:12:461
223199495,38cyclictest0-21swapper/115:12:461
223199494,39cyclictest0-21swapper/117:44:471
223199494,39cyclictest0-21swapper/116:17:001
223199493,41cyclictest0-21swapper/115:09:201
223199493,40cyclictest0-21swapper/117:55:361
223199493,40cyclictest0-21swapper/117:55:361
2231994912,5cyclictest0-21swapper/117:14:011
2231994911,5cyclictest0-21swapper/114:58:581
222799494,39cyclictest0-21swapper/017:28:310
222799493,41cyclictest0-21swapper/015:27:390
222799492,42cyclictest2958-21unixbench-2d16:57:410
2227994911,6cyclictest0-21swapper/015:46:510
2227994911,32cyclictest0-21swapper/016:21:580
223199489,6cyclictest0-21swapper/115:50:071
223199484,38cyclictest0-21swapper/118:10:341
223199484,38cyclictest0-21swapper/117:30:261
223199484,37cyclictest0-21swapper/116:34:441
2231994811,5cyclictest0-21swapper/115:40:011
222799488,7cyclictest0-21swapper/015:07:530
222799485,37cyclictest0-21swapper/015:21:580
222799484,38cyclictest0-21swapper/018:08:330
222799484,38cyclictest0-21swapper/017:54:410
222799484,38cyclictest0-21swapper/017:54:410
222799484,38cyclictest0-21swapper/017:38:000
222799484,38cyclictest0-21swapper/017:22:550
222799484,38cyclictest0-21swapper/016:22:480
222799484,38cyclictest0-21swapper/015:56:010
222799484,38cyclictest0-21swapper/015:32:510
222799484,38cyclictest0-21swapper/015:05:000
222799483,40cyclictest0-21swapper/017:47:560
222799483,40cyclictest0-21swapper/016:30:580
2227994811,5cyclictest0-21swapper/015:59:370
224599474,37cyclictest0-21swapper/317:45:273
224599474,37cyclictest0-21swapper/316:45:313
224599474,37cyclictest0-21swapper/316:45:313
223199477,34cyclictest0-21swapper/117:39:061
223199476,35cyclictest0-21swapper/115:17:111
223199474,38cyclictest0-21swapper/115:28:121
223199474,37cyclictest0-21swapper/117:49:051
223199474,37cyclictest0-21swapper/117:03:411
223199474,37cyclictest0-21swapper/116:53:591
223199474,37cyclictest0-21swapper/116:42:141
223199474,37cyclictest0-21swapper/116:42:141
223199474,37cyclictest0-21swapper/113:06:251
223199474,13cyclictest0-21swapper/117:07:161
223199474,10cyclictest0-21swapper/112:52:431
223199473,40cyclictest0-21swapper/117:01:571
223199472,40cyclictest24912-21ssh15:53:391
222799479,32cyclictest0-21swapper/016:06:100
222799475,36cyclictest0-21swapper/017:57:520
222799474,38cyclictest0-21swapper/018:07:020
222799474,37cyclictest486-21/usr/sbin/munin17:42:350
222799474,37cyclictest0-21swapper/017:32:130
222799474,37cyclictest0-21swapper/015:13:090
222799474,37cyclictest0-21swapper/015:13:090
222799473,8cyclictest0-21swapper/014:05:210
222799473,39cyclictest0-21swapper/018:16:060
2227994710,32cyclictest0-21swapper/017:20:000
224599464,36cyclictest0-21swapper/315:16:523
224599464,36cyclictest0-21swapper/315:16:523
223199467,34cyclictest0-21swapper/118:12:291
223199464,36cyclictest0-21swapper/116:02:461
223199463,9cyclictest8572-21missed_timers14:32:331
223199463,38cyclictest0-21swapper/115:32:401
223199462,12cyclictest17605-21munin-run13:32:111
222799465,35cyclictest0-21swapper/016:37:580
222799465,35cyclictest0-21swapper/016:10:240
222799464,37cyclictest0-21swapper/015:38:020
222799464,37cyclictest0-21swapper/014:57:330
224599454,35cyclictest0-21swapper/316:41:323
223199453,37cyclictest0-21swapper/113:38:241
222799456,34cyclictest0-21swapper/016:52:580
222799455,33cyclictest0-21swapper/016:49:090
222799454,36cyclictest0-21swapper/013:55:080
222799454,35cyclictest0-21swapper/016:45:570
222799454,35cyclictest0-21swapper/016:45:570
224599445,7cyclictest0-21swapper/316:33:463
223199443,36cyclictest0-21swapper/113:13:341
223199443,35cyclictest13857-21latency_hist13:22:121
224599434,34cyclictest0-21swapper/317:29:203
223199434,8cyclictest0-21swapper/113:25:081
223199434,8cyclictest0-21swapper/113:09:591
223199434,33cyclictest0-21swapper/114:06:131
223199433,18cyclictest3782systemd-journal14:02:111
19532433,6sleep30-21swapper/315:19:263
4532423,6sleep30-21swapper/316:54:453
254512423,6sleep30-21swapper/318:21:463
223199424,7cyclictest0-21swapper/113:32:391
223199423,35cyclictest0-21swapper/113:48:591
223199423,34cyclictest0-21swapper/113:42:251
43172413,6sleep30-21swapper/317:00:483
311192412,7sleep131128-21diskstats14:07:241
277442413,7sleep30-21swapper/315:57:413
223199413,8cyclictest0-21swapper/114:30:571
2227994129,7cyclictest12852-21grep14:42:420
188912403,6sleep30-21swapper/318:11:163
175242403,6sleep30-21swapper/317:20:243
3268923914,17sleep20-21swapper/212:47:142
311582393,6sleep30-21swapper/316:02:483
36292383,6sleep00-21swapper/014:18:060
36292383,6sleep00-21swapper/014:18:060
23152383,6sleep30-21swapper/314:17:163
23152383,6sleep30-21swapper/314:17:163
224599383,31cyclictest0-21swapper/313:01:463
208342383,7sleep30-21swapper/318:12:493
116452383,6sleep30-21swapper/313:13:143
58432373,6sleep10-21swapper/114:27:081
267692373,7sleep10-21swapper/113:54:411
248852373,6sleep30-21swapper/315:05:453
222799374,28cyclictest0-21swapper/012:57:220
184762373,6sleep30-21swapper/315:44:133
148632373,6sleep10-21swapper/114:47:481
112842373,6sleep30-21swapper/314:39:583
95602363,6sleep30-21swapper/316:20:073
94502363,6sleep00-21swapper/014:35:280
82962363,6sleep30-21swapper/315:28:393
79322363,6sleep00-21swapper/013:03:410
74152363,6sleep30-21swapper/314:28:393
224599364,27cyclictest0-21swapper/314:03:003
2245993625,7cyclictest14743-21grep14:47:413
2245993624,7cyclictest8763-21uniq17:07:203
2227993624,7cyclictest14271-21grep13:22:280
191823612,18sleep10-21swapper/112:51:231
170123613,17sleep00-21swapper/012:48:490
118362363,6sleep00-21swapper/013:15:280
224599354,26cyclictest0-21swapper/314:36:093
113692353,6sleep00-21swapper/014:40:590
57492343,7sleep00-21swapper/014:25:580
286662343,6sleep30-21swapper/315:11:573
2245993425,5cyclictest37-21ksoftirqd/316:52:063
2245993424,6cyclictest667-21runrttasks15:54:083
2245993421,8cyclictest15367-21sshd13:22:553
222799343,27cyclictest0-21swapper/013:32:310
249562333,6sleep00-21swapper/013:50:210
2245993322,7cyclictest22709-21grep13:42:433
2245993316,13cyclictest25100-21aten_rbpower_cu17:32:183
2245993313,7cyclictest20352uptime16:07:423
222799333,25cyclictest0-21swapper/013:42:400
222799332,16cyclictest163542perl13:27:280
224599324,24cyclictest0-21swapper/317:06:553
2245993222,6cyclictest12859-21unixbench_multi14:42:423
2245993222,6cyclictest11794-21/usr/sbin/munin17:12:333
2245993222,6cyclictest11683-21timerandwakeup16:22:393
2245993218,9cyclictest15874-21cut14:52:283
223199323,23cyclictest0-21swapper/114:47:101
2231993220,7cyclictest3179-21cut14:17:361
2231993220,7cyclictest3179-21cut14:17:361
2227993222,6cyclictest13857-21latency_hist13:22:120
2227993220,7cyclictest6336-21grep14:27:270
211622323,6sleep00-21swapper/013:39:590
267052313,6sleep30-21swapper/313:53:543
224599314,22cyclictest0-21swapper/317:51:223
224599314,22cyclictest0-21swapper/315:22:173
2245993121,7cyclictest30010-21awk17:37:553
2245993121,6cyclictest6769-21fschecks_time17:52:283
2245993121,6cyclictest6769-21fschecks_time17:52:283
2245993120,7cyclictest13453-21grep15:37:223
2245993119,7cyclictest11203-21grep15:32:413
2231993119,7cyclictest804-21fschecks_time14:12:281
2231993119,7cyclictest804-21fschecks_time14:12:281
2227993121,6cyclictest32043-21timerwakeupswit14:07:400
2227993120,7cyclictest8670-21fschecks_count13:07:280
224599303,24cyclictest0-21swapper/317:58:273
2245993021,5cyclictest37-21ksoftirqd/314:02:113
2245993020,6cyclictest667-21runrttasks13:40:203
2245993020,6cyclictest19945-21switchtime14:57:383
2245993019,7cyclictest15232-21head16:27:393
2245993019,6cyclictest491-21cpu14:12:253
2245993019,6cyclictest491-21cpu14:12:253
2245993016,9cyclictest9448-21awk13:07:413
2231993018,7cyclictest10820-21sort14:37:401
224599294,20cyclictest0-21swapper/318:02:203
2245992919,6cyclictest20145-21fschecks_count15:47:253
2245992919,5cyclictest16586-21missed_timers13:27:333
2245992918,6cyclictest4943-21ntpdc14:22:363
2245992918,6cyclictest18669-21fschecks_count17:22:213
2245992916,7cyclictest0-21swapper/313:47:423
2227992917,7cyclictest15232-21crond14:52:100
2227992916,7cyclictest865-21idleruntime14:12:290
2227992916,7cyclictest865-21idleruntime14:12:290
2245992816,7cyclictest13002-21proc_pri13:17:373
2245992815,7cyclictest31093-21cpu14:07:233
2245992815,7cyclictest0-21swapper/316:12:233
2227992818,6cyclictest27291-21aten_rbpower_vo13:57:240
224599273,20cyclictest0-21swapper/312:52:143
224599273,19cyclictest0-21swapper/313:02:313
2245992711,11cyclictest0-21swapper/313:32:273
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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