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2026-09-18 - 16:36
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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 Fri Sep 18, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21669996253,5cyclictest29-21ksoftirqd/210:29:292
2166999595,47cyclictest0-21swapper/209:57:122
2166999595,47cyclictest0-21swapper/209:57:122
2166999584,47cyclictest0-21swapper/210:10:422
2166999584,47cyclictest0-21swapper/208:32:142
2166099576,46cyclictest9404-21kworker/1:110:26:421
21660995713,38cyclictest20147-21sendmail_mailtr10:39:551
2139625710,13sleep10-21swapper/106:04:181
197162578,15sleep20-21swapper/205:59:372
2166999561,50cyclictest29293-21kworker/2:110:15:372
2166999554,45cyclictest0-21swapper/206:35:042
2166099559,10cyclictest9404-21kworker/1:110:32:491
21660995514,35cyclictest5356-21ssh08:08:141
21660995513,36cyclictest27417-21ssh10:05:181
2166999544,44cyclictest0-21swapper/210:59:312
2166999544,44cyclictest0-21swapper/206:40:012
2166999544,43cyclictest0-21swapper/209:41:482
2166099545,43cyclictest19804-21/usr/sbin/munin07:25:041
2166099543,46cyclictest0-21swapper/109:23:541
2166099543,44cyclictest0-21swapper/108:46:241
21660995421,27cyclictest21567-21/usr/sbin/munin09:14:551
2166099542,46cyclictest2501-21ssh09:32:021
21660995414,34cyclictest11191-21ssh11:12:301
21660995413,35cyclictest31571-21ssh10:11:241
21660995412,36cyclictest20763-21ssh09:13:201
2166999533,44cyclictest0-21swapper/209:06:532
2166999533,44cyclictest0-21swapper/209:06:532
2166999532,45cyclictest11431-21fschecks_count09:44:442
2166099538,10cyclictest4695-21diskstats10:19:421
2166099537,40cyclictest29072-21kworker/1:010:57:131
2166099537,39cyclictest10197-21sshd08:59:141
2166099537,14cyclictest16477-21/usr/sbin/munin11:19:431
21660995310,6cyclictest5104-21ssh11:04:391
21660995310,37cyclictest29072-21kworker/1:011:01:111
2167699525,41cyclictest0-21swapper/311:32:103
2167699525,41cyclictest0-21swapper/311:32:103
2166999529,37cyclictest0-21swapper/209:24:302
2166999525,40cyclictest0-21swapper/208:52:322
2166999524,42cyclictest0-21swapper/211:07:472
2166999523,42cyclictest0-21swapper/210:01:042
2166999521,18cyclictest31434-21ssh09:27:312
21660995214,32cyclictest2444-21ssh10:15:281
21660995211,36cyclictest21688-21/usr/sbin/munin07:29:541
21660995211,35cyclictest0-21swapper/111:29:421
21660995211,35cyclictest0-21swapper/111:29:421
2166099521,45cyclictest19755-21chrt11:24:391
2165699524,42cyclictest0-21swapper/010:55:010
2166999515,39cyclictest0-21swapper/208:25:142
2166999514,41cyclictest0-21swapper/211:14:352
2166999514,41cyclictest0-21swapper/210:41:092
2166999514,41cyclictest0-21swapper/209:15:132
2166999514,41cyclictest0-21swapper/206:49:432
2166999514,40cyclictest0-21swapper/210:54:232
2166999514,40cyclictest0-21swapper/209:36:422
21669995112,33cyclictest0-21swapper/206:14:512
2166099519,36cyclictest2786-21kworker/1:209:42:381
2166099519,36cyclictest21766-21/usr/sbin/munin08:29:551
2166099519,36cyclictest0-21swapper/110:48:161
2166099519,36cyclictest0-21swapper/110:48:161
2166099517,14cyclictest23074-21ntp_states09:59:531
2166099516,39cyclictest12334-21/usr/sbin/munin07:04:501
2166099516,39cyclictest12334-21/usr/sbin/munin07:04:501
2166099515,40cyclictest24465-21sensors_temp07:34:581
2166099515,40cyclictest14681-21fschecks_time09:04:461
2166099515,40cyclictest14681-21fschecks_time09:04:461
2166099513,43cyclictest0-21swapper/107:59:581
2166099513,42cyclictest0-21swapper/108:26:581
21660995110,35cyclictest6457-21ssh08:54:071
21660995110,35cyclictest0-21swapper/109:38:101
2166999509,36cyclictest0-21swapper/208:22:262
2166999504,40cyclictest0-21swapper/211:30:572
2166999504,40cyclictest0-21swapper/211:30:572
2166999504,40cyclictest0-21swapper/210:32:212
2166999503,42cyclictest0-21swapper/211:11:002
2166999503,42cyclictest0-21swapper/210:56:112
2166999503,41cyclictest0-21swapper/208:48:112
21669995013,33cyclictest6359-21cpu08:09:432
2166099508,36cyclictest29169-21/usr/sbin/munin07:50:041
2166099508,36cyclictest0-21swapper/108:34:411
2166099506,38cyclictest17933-21/usr/sbin/munin07:20:021
2166099506,38cyclictest13119-21/usr/sbin/munin11:14:481
2166099505,40cyclictest28998-21aten_rbpower_po09:24:401
2166099503,42cyclictest28506-21unixbench_singl07:45:011
21660995012,8cyclictest18578-21wget09:54:401
21660995012,8cyclictest18578-21wget09:54:401
21660995012,7cyclictest0-21swapper/110:51:361
2166999495,39cyclictest0-21swapper/206:19:512
2166999494,38cyclictest0-21swapper/210:35:252
2166999494,38cyclictest0-21swapper/209:31:262
2166999494,37cyclictest0-21swapper/208:15:092
2166999494,37cyclictest0-21swapper/208:15:092
2166999493,39cyclictest0-21swapper/210:23:542
2166099499,8cyclictest0-21swapper/109:45:161
2166099499,35cyclictest25788-21idleruntime-cro06:14:341
2166099498,36cyclictest13791-21cpu08:19:431
2166099496,37cyclictest25428-21/usr/sbin/munin07:40:001
2166099495,38cyclictest0-21swapper/108:13:251
2166099494,39cyclictest15087-21mailstats07:09:591
2166099494,39cyclictest0-21swapper/106:44:571
21660994910,33cyclictest0-21swapper/110:36:331
21660994910,33cyclictest0-21swapper/109:51:331
21660994910,33cyclictest0-21swapper/108:43:471
21660994910,33cyclictest0-21swapper/106:39:341
21656994939,5cyclictest3-21ksoftirqd/008:34:310
21656994911,32cyclictest0-21swapper/009:52:580
2167699483,40cyclictest0-21swapper/310:58:013
2167699483,39cyclictest0-21swapper/308:18:553
2167699483,39cyclictest0-21swapper/308:18:553
2166999484,38cyclictest0-21swapper/211:24:432
2166999484,38cyclictest0-21swapper/208:57:162
2166999484,38cyclictest0-21swapper/208:08:202
2166999483,40cyclictest0-21swapper/210:06:122
21669994810,32cyclictest0-21swapper/211:20:082
2166099486,36cyclictest10465-21/usr/sbin/munin06:59:531
21660994814,29cyclictest6784-21cut06:49:441
21660994813,30cyclictest0-21swapper/107:54:431
21660994810,33cyclictest0-21swapper/109:02:091
21660994810,33cyclictest0-21swapper/109:02:091
21660994810,32cyclictest10395-21hwlatdetect08:14:481
21660994810,32cyclictest10395-21hwlatdetect08:14:481
2167699474,8cyclictest0-21swapper/309:57:423
2167699474,8cyclictest0-21swapper/309:57:423
2167699474,37cyclictest0-21swapper/310:16:043
2167699474,37cyclictest0-21swapper/309:44:593
21676994715,6cyclictest2185-21diskmemload09:13:403
2166999475,35cyclictest0-21swapper/206:24:502
2166999474,38cyclictest0-21swapper/209:02:542
2166999474,38cyclictest0-21swapper/209:02:542
2166999474,17cyclictest0-21swapper/209:51:032
2166999474,17cyclictest0-21swapper/208:35:592
2166999472,41cyclictest20711-21ssh09:13:132
2166999472,39cyclictest29249-21processes08:39:562
21669994710,30cyclictest0-21swapper/210:44:442
21669994710,30cyclictest0-21swapper/210:44:442
2166099474,38cyclictest0-21swapper/106:29:471
2166099473,8cyclictest0-21swapper/106:14:521
2165699477,34cyclictest0-21swapper/011:09:410
210612478,13sleep30-21swapper/306:00:183
2167699468,7cyclictest0-21swapper/309:50:563
2167699467,33cyclictest0-21swapper/309:37:033
2167699464,37cyclictest0-21swapper/308:39:513
2167699464,36cyclictest0-21swapper/311:18:033
2167699464,36cyclictest0-21swapper/311:00:003
2167699464,36cyclictest0-21swapper/310:31:313
2167699464,17cyclictest0-21swapper/311:06:513
2166999463,38cyclictest0-21swapper/206:54:472
2166099465,36cyclictest0-21swapper/106:28:571
2166099464,36cyclictest16230-21df07:14:451
2167699455,34cyclictest0-21swapper/309:25:553
2167699454,36cyclictest0-21swapper/306:05:053
2167699454,17cyclictest0-21swapper/309:00:023
2167699454,17cyclictest0-21swapper/309:00:023
2167699454,16cyclictest0-21swapper/309:40:443
2167699453,36cyclictest0-21swapper/308:09:453
21676994510,5cyclictest0-21swapper/310:35:343
2166999454,35cyclictest0-21swapper/206:29:492
2166999454,10cyclictest0-21swapper/206:13:372
2166099455,35cyclictest0-21swapper/106:41:271
21656994535,5cyclictest25616-21ls10:04:290
2167699446,33cyclictest0-21swapper/308:47:353
2167699445,33cyclictest0-21swapper/310:49:353
2167699445,33cyclictest0-21swapper/310:25:093
2167699445,33cyclictest0-21swapper/310:10:043
2167699445,33cyclictest0-21swapper/309:07:013
2167699445,33cyclictest0-21swapper/309:07:013
2167699445,33cyclictest0-21swapper/308:35:213
2167699444,35cyclictest0-21swapper/310:23:423
2167699444,34cyclictest0-21swapper/310:42:323
2166999443,36cyclictest0-21swapper/206:45:402
2166099445,35cyclictest0-21swapper/106:08:581
2165699444,34cyclictest0-21swapper/010:30:080
2165699443,36cyclictest0-21swapper/009:33:430
2165699443,35cyclictest29940-21smart_sda09:24:560
266172433,7sleep00-21swapper/006:14:550
2167699437,7cyclictest0-21swapper/308:56:473
2167699435,7cyclictest0-21swapper/308:53:583
2167699435,33cyclictest0-21swapper/310:02:583
2167699435,32cyclictest0-21swapper/311:26:123
2167699434,34cyclictest0-21swapper/309:15:213
2167699433,35cyclictest0-21swapper/310:44:563
2167699433,35cyclictest0-21swapper/310:44:563
2166099434,34cyclictest0-21swapper/106:55:221
2166099434,34cyclictest0-21swapper/106:19:421
198002433,7sleep00-21swapper/009:55:000
198002433,7sleep00-21swapper/009:55:000
127352433,6sleep00-21swapper/009:45:180
2167699425,7cyclictest0-21swapper/308:07:083
2167699423,33cyclictest0-21swapper/309:22:143
2166999423,34cyclictest0-21swapper/206:06:272
21656994233,4cyclictest3-21ksoftirqd/010:14:290
211282423,6sleep00-21swapper/009:14:110
60062413,6sleep00-21swapper/010:20:150
284802412,6sleep028489-21memory06:19:540
280662413,6sleep00-21swapper/010:50:300
2166999413,9cyclictest0-21swapper/208:04:322
21669994030,6cyclictest29-21ksoftirqd/207:14:332
21656994028,7cyclictest17204-21sed07:15:040
193112403,6sleep00-21swapper/008:26:250
258412393,6sleep00-21swapper/010:04:340
21656993930,5cyclictest3-21ksoftirqd/008:14:320
21656993927,7cyclictest31652-21wc07:54:530
63422383,6sleep00-21swapper/009:37:250
45912383,6sleep30-21swapper/306:44:193
315832383,6sleep00-21swapper/008:44:160
285752383,7sleep20-21swapper/207:45:102
261902383,6sleep00-21swapper/008:35:230
2165699385,27cyclictest0-21swapper/010:19:290
109552382,6sleep310962-21iostat_ios06:59:533
63862373,6sleep00-21swapper/008:53:580
313512373,6sleep00-21swapper/006:29:030
2166999374,28cyclictest0-21swapper/207:03:502
211392373,6sleep00-21swapper/007:25:450
174042373,6sleep30-21swapper/307:15:503
155182373,6sleep00-21swapper/008:21:100
119722373,6sleep00-21swapper/007:03:000
79852363,6sleep00-21swapper/006:50:120
268662363,6sleep20-21swapper/207:42:092
2165699364,26cyclictest0-21swapper/011:29:320
2165699364,26cyclictest0-21swapper/011:29:320
214002363,7sleep20-21swapper/207:28:532
2107523613,17sleep00-21swapper/006:00:270
279052353,7sleep00-21swapper/007:44:520
2167699354,26cyclictest0-21swapper/308:21:083
21676993525,6cyclictest20303-21iostat07:24:483
2165699353,28cyclictest0-21swapper/011:21:150
21656993525,6cyclictest20865-21sort11:24:570
21656993523,7cyclictest22333-21cut09:14:510
194062353,6sleep00-21swapper/007:22:270
326362343,6sleep20-21swapper/207:58:502
236352343,6sleep00-21swapper/006:06:140
2165699343,27cyclictest0-21swapper/011:07:470
21656993424,5cyclictest3-21ksoftirqd/011:19:280
21656993423,7cyclictest15208-21awk09:04:560
21656993423,7cyclictest15208-21awk09:04:560
276682333,6sleep00-21swapper/009:22:200
249462333,6sleep30-21swapper/307:36:303
2167699333,26cyclictest0-21swapper/309:34:073
2167699333,25cyclictest0-21swapper/311:12:453
21676993323,6cyclictest31597-21latency07:54:513
21676993323,6cyclictest16532-21irqstats11:19:443
2165699334,23cyclictest0-21swapper/007:44:330
2165699333,15cyclictest212712ssh10:41:380
21656993321,7cyclictest24180-21sort07:34:520
21656993321,7cyclictest1445-21cut06:34:470
2167699323,24cyclictest0-21swapper/310:04:423
21676993220,7cyclictest25857-21idleruntime07:39:493
2166999323,24cyclictest0-21swapper/207:04:422
2166999323,24cyclictest0-21swapper/207:04:422
21669993218,10cyclictest29-21ksoftirqd/207:30:032
2165699324,23cyclictest0-21swapper/010:35:290
2165699323,26cyclictest0-21swapper/008:08:180
2165699323,24cyclictest0-21swapper/006:54:500
21656993224,4cyclictest5514-21grep06:44:540
21656993220,7cyclictest11410-21ntpq08:59:520
21656993220,7cyclictest11410-21ntpq08:59:520
231922313,6sleep00-21swapper/007:32:530
2167699314,22cyclictest0-21swapper/308:24:333
2167699313,25cyclictest0-21swapper/306:16:373
21676993121,6cyclictest643-21runrttasks06:46:463
21676993121,6cyclictest21678-21grep08:29:543
2166999314,21cyclictest0-21swapper/207:49:422
21669993122,5cyclictest29-21ksoftirqd/207:24:332
21669993118,8cyclictest24447-21awk07:34:572
2165699314,22cyclictest0-21swapper/009:41:460
2165699313,17cyclictest0-21swapper/006:14:350
21656993122,5cyclictest3-21ksoftirqd/008:44:460
2167699303,22cyclictest0-21swapper/306:09:483
21676993020,6cyclictest643-21runrttasks06:36:243
21676993017,8cyclictest920-21tune2fs07:59:493
2166999304,20cyclictest0-21swapper/207:14:462
2165699305,21cyclictest0-21swapper/006:29:480
2165699304,22cyclictest0-21swapper/010:27:250
2165699304,21cyclictest0-21swapper/006:39:450
21656993020,6cyclictest22821-21/usr/sbin/munin10:44:530
21656993020,6cyclictest22821-21/usr/sbin/munin10:44:530
21656993019,6cyclictest15904-21grep07:14:330
21656993017,8cyclictest7339-21cut08:54:450
21656993017,7cyclictest1033-21iostat_ios07:59:510
21656993010,16cyclictest0-21swapper/008:17:150
21656993010,16cyclictest0-21swapper/008:17:150
2167699292,22cyclictest30927-21unixbench_multi06:25:043
21676992919,6cyclictest643-21runrttasks07:49:383
21676992919,6cyclictest12573-21fschecks_count07:04:473
21676992919,6cyclictest12573-21fschecks_count07:04:473
21676992918,7cyclictest22120-21sort07:29:493
21676992917,7cyclictest18732-21proc_pri07:19:553
21676992912,13cyclictest6950-21fschecks_count06:49:473
2165699293,22cyclictest0-21swapper/011:00:030
21656992919,6cyclictest29170-21aten_rbpower_cu07:49:450
21656992917,7cyclictest13024-21cut07:04:540
21656992917,7cyclictest13024-21cut07:04:540
2167699284,19cyclictest0-21swapper/306:19:473
2167699284,18cyclictest0-21swapper/306:29:463
21676992818,6cyclictest14711-21kernelversion07:09:523
21676992717,6cyclictest27478-21forks07:44:453
21676992715,7cyclictest0-21swapper/306:59:353
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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