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2026-07-22 - 20:37
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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 Wed Jul 22, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2887998217,59cyclictest629-21snmpd10:15:401
290199773,8cyclictest0-21swapper/309:16:433
290199754,27cyclictest0-21swapper/310:37:233
290199744,27cyclictest0-21swapper/311:29:373
290199744,27cyclictest0-21swapper/311:29:373
290199724,7cyclictest0-21swapper/308:39:553
290199724,32cyclictest0-21swapper/310:59:243
2887997213,53cyclictest0-21swapper/109:48:401
290199719,55cyclictest0-21swapper/307:35:583
290199715,59cyclictest0-21swapper/311:46:173
290199715,59cyclictest0-21swapper/309:24:373
290199714,7cyclictest0-21swapper/311:52:143
2901997111,53cyclictest0-21swapper/310:49:193
290199705,7cyclictest0-21swapper/309:25:453
290199705,58cyclictest0-21swapper/310:51:063
290199705,58cyclictest0-21swapper/309:03:193
290199705,31cyclictest0-21swapper/311:17:223
290199704,60cyclictest0-21swapper/311:43:083
290199704,6cyclictest0-21swapper/308:54:553
290199704,6cyclictest0-21swapper/308:54:553
290199704,59cyclictest0-21swapper/309:36:123
290199704,33cyclictest0-21swapper/309:48:453
290199704,32cyclictest0-21swapper/310:26:233
290199703,32cyclictest0-21swapper/311:07:303
290199697,55cyclictest0-21swapper/311:20:493
290199695,6cyclictest0-21swapper/309:14:243
290199695,57cyclictest0-21swapper/310:33:363
290199695,57cyclictest0-21swapper/310:33:363
290199694,6cyclictest0-21swapper/311:04:423
290199694,58cyclictest0-21swapper/311:59:073
290199694,58cyclictest0-21swapper/310:44:293
290199694,58cyclictest0-21swapper/310:00:263
290199694,57cyclictest0-21swapper/311:36:373
290199694,31cyclictest0-21swapper/309:44:283
290199694,31cyclictest0-21swapper/309:44:283
290199694,29cyclictest0-21swapper/311:10:483
290199685,32cyclictest0-21swapper/309:08:423
290199684,58cyclictest0-21swapper/308:49:103
290199684,31cyclictest0-21swapper/310:03:133
290199677,7cyclictest0-21swapper/308:44:263
290199675,7cyclictest0-21swapper/310:12:253
290199674,32cyclictest0-21swapper/309:32:053
290199674,10cyclictest0-21swapper/310:06:063
290199665,7cyclictest0-21swapper/308:58:163
290199665,10cyclictest0-21swapper/310:18:493
290199664,55cyclictest0-21swapper/309:55:183
290199664,33cyclictest0-21swapper/308:05:423
290199664,28cyclictest0-21swapper/311:33:063
290199663,35cyclictest0-21swapper/307:11:073
290199663,31cyclictest0-21swapper/307:32:033
290199662,8cyclictest9162-21ssh12:03:263
2887996621,38cyclictest25168-21iostat_ios09:30:581
2887996618,42cyclictest24244-21/usr/sbin/munin11:41:031
2887996617,43cyclictest3491-21/usr/sbin/munin06:35:591
2887996612,48cyclictest0-21swapper/109:22:221
290199654,7cyclictest0-21swapper/310:22:403
290199653,32cyclictest0-21swapper/307:59:323
2887996520,40cyclictest5413-21wc10:31:041
2887996520,40cyclictest5413-21wc10:31:041
2887996519,40cyclictest12838-21/usr/sbin/munin07:01:121
290199643,8cyclictest0-21swapper/308:06:423
2887996421,37cyclictest17085-21/usr/sbin/munin08:36:061
2887996417,41cyclictest5360-21/usr/sbin/munin06:41:001
2887996414,44cyclictest11224-21ssh11:22:131
290199634,31cyclictest0-21swapper/307:41:003
290199634,31cyclictest0-21swapper/307:41:003
290199633,33cyclictest0-21swapper/307:10:253
290199633,32cyclictest0-21swapper/306:55:443
2901996328,29cyclictest0-21swapper/307:27:053
2887996321,36cyclictest5638-21/usr/sbin/munin11:15:501
2887996317,40cyclictest4779-21/usr/sbin/munin08:06:101
2887996317,40cyclictest20831-21ssh10:51:141
290199624,29cyclictest0-21swapper/308:30:543
290199623,9cyclictest0-21swapper/307:16:563
290199623,8cyclictest0-21swapper/307:53:083
2887996219,37cyclictest7229-21/usr/sbin/munin06:45:541
2887996219,37cyclictest23112-21/usr/sbin/munin10:56:111
2887996217,39cyclictest26832-21/usr/sbin/munin11:00:561
2887996216,40cyclictest2511-21fschecks_count09:00:551
2887996215,41cyclictest0-21swapper/109:16:541
2887996213,43cyclictest0-21swapper/109:26:101
290199613,32cyclictest0-21swapper/306:45:353
2887996119,36cyclictest13920-21ntp_states11:26:021
2887996119,36cyclictest13920-21ntp_states11:26:021
2887996119,36cyclictest10728-21smart_sda09:11:081
2887996118,36cyclictest18278-21/usr/sbin/munin10:05:521
2887996118,14cyclictest14143-21/usr/sbin/munin08:31:091
2887996117,38cyclictest1614-21latency_hist11:10:381
2887996117,38cyclictest12268-21tune2fs10:40:531
2887996117,10cyclictest15049-21grep07:05:591
2887996116,38cyclictest6877-21/usr/sbin/munin12:00:481
290199604,28cyclictest0-21swapper/307:48:453
290199604,28cyclictest0-21swapper/307:48:453
290199604,27cyclictest0-21swapper/306:50:013
290199602,31cyclictest11141-21diskstats06:55:563
2887996021,10cyclictest16329-21/usr/sbin/munin10:45:571
2887996019,35cyclictest32334-21users08:56:131
2887996019,35cyclictest11773-21proc_pri06:56:071
2887996018,36cyclictest30037-21perl07:45:581
2887996018,36cyclictest30037-21perl07:45:581
2887996018,36cyclictest24072-21/usr/sbin/munin07:31:061
2887996018,36cyclictest1036-21/usr/sbin/munin07:55:591
2887996018,11cyclictest9099-21/usr/sbin/munin06:51:081
2887996017,38cyclictest3159-21ssh11:55:491
2887996017,37cyclictest3616-21ssh10:29:211
2887996017,37cyclictest18444-21/usr/sbin/munin07:16:081
2887996017,37cyclictest11065-21ssh10:39:201
2887996016,38cyclictest22176-21ssh11:36:421
2887996014,40cyclictest0-21swapper/108:54:331
2887996014,40cyclictest0-21swapper/108:54:331
2887996013,42cyclictest17256-21sshd10:04:041
288799597,46cyclictest28053-21kworker/1:211:47:151
2887995920,34cyclictest15795-21diskmemload11:13:051
2887995919,35cyclictest15795-21diskmemload08:46:251
2887995919,34cyclictest7102-21/usr/sbin/munin09:50:521
2887995919,34cyclictest11002-21missed_timers08:21:041
2887995917,36cyclictest8514-21/usr/sbin/munin08:16:011
2887995916,37cyclictest27401-21ssh10:16:521
2887995915,39cyclictest32318-21ssh10:24:311
2887995915,38cyclictest17656-21ntpq11:31:021
2887995820,32cyclictest12613-21ssh09:57:041
2887995815,37cyclictest5992-21/usr/sbin/munin09:06:081
2887995814,38cyclictest0-21swapper/111:50:401
2887995814,38cyclictest0-21swapper/108:41:191
2887995813,39cyclictest0-21swapper/109:35:421
2887995718,13cyclictest629-21snmpd07:25:081
2887995716,36cyclictest22184-21/usr/sbin/munin07:25:581
2887995713,12cyclictest0-21swapper/109:41:321
2887995713,12cyclictest0-21swapper/109:41:321
2882995716,35cyclictest17152-21fschecks_time11:30:530
261825712,38sleep00-21swapper/006:35:240
2887995618,33cyclictest629-21snmpd07:40:111
2887995615,36cyclictest3347-21idleruntime08:00:591
288299564,46cyclictest0-21swapper/008:53:030
288299564,46cyclictest0-21swapper/008:53:030
290199554,28cyclictest0-21swapper/308:25:423
2887995512,37cyclictest0-21swapper/107:15:441
289599544,43cyclictest0-21swapper/209:36:122
288799543,46cyclictest0-21swapper/107:41:071
288799543,46cyclictest0-21swapper/107:41:071
288299544,43cyclictest0-21swapper/009:09:530
289599534,43cyclictest0-21swapper/209:47:022
289599534,42cyclictest0-21swapper/209:44:122
289599534,42cyclictest0-21swapper/209:44:122
288299534,7cyclictest0-21swapper/007:21:050
288299534,43cyclictest0-21swapper/010:08:100
288299534,43cyclictest0-21swapper/008:43:230
288299533,9cyclictest0-21swapper/009:20:230
288299533,44cyclictest0-21swapper/012:05:190
288299532,45cyclictest32400-21ssh11:07:070
289599524,42cyclictest0-21swapper/210:01:422
288299525,18cyclictest0-21swapper/011:05:180
288299524,42cyclictest0-21swapper/011:46:290
288299524,41cyclictest0-21swapper/011:43:490
288299524,41cyclictest0-21swapper/011:19:000
288299523,42cyclictest0-21swapper/011:23:100
288299523,42cyclictest0-21swapper/009:43:320
288299523,42cyclictest0-21swapper/009:43:320
2882995213,32cyclictest16871-21cat10:46:060
289599513,41cyclictest0-21swapper/207:51:152
288299514,42cyclictest0-21swapper/010:52:450
288299514,39cyclictest0-21swapper/008:26:070
289599504,8cyclictest0-21swapper/211:35:492
289599504,6cyclictest0-21swapper/211:28:502
289599504,6cyclictest0-21swapper/211:28:502
288299504,6cyclictest0-21swapper/008:04:540
288299504,41cyclictest0-21swapper/008:47:030
288299504,40cyclictest0-21swapper/009:49:320
288299504,10cyclictest0-21swapper/009:04:330
288299503,41cyclictest0-21swapper/011:29:300
288299503,41cyclictest0-21swapper/011:29:300
23102509,14sleep30-21swapper/306:31:453
289599494,9cyclictest0-21swapper/209:04:132
289599493,40cyclictest0-21swapper/210:33:112
289599493,40cyclictest0-21swapper/210:33:112
2895994913,31cyclictest11827-21swap09:56:062
288299495,13cyclictest0-21swapper/010:20:530
288299494,39cyclictest0-21swapper/010:27:140
288299494,39cyclictest0-21swapper/010:05:280
288299494,39cyclictest0-21swapper/009:55:280
288299494,39cyclictest0-21swapper/009:38:150
288299493,40cyclictest0-21swapper/011:57:390
288299493,40cyclictest0-21swapper/008:35:060
289599489,33cyclictest0-21swapper/211:35:232
289599489,32cyclictest0-21swapper/209:18:572
289599485,36cyclictest0-21swapper/210:41:422
289599484,9cyclictest0-21swapper/211:44:092
289599484,38cyclictest0-21swapper/208:38:172
289599484,37cyclictest0-21swapper/211:20:512
289599484,37cyclictest0-21swapper/211:15:192
289599484,37cyclictest0-21swapper/210:45:492
289599483,40cyclictest0-21swapper/209:21:532
289599483,39cyclictest0-21swapper/209:12:532
289599482,40cyclictest5351-21kworker/2:111:16:302
289599482,40cyclictest28434-21timerwakeupswit08:51:132
289599482,40cyclictest28434-21timerwakeupswit08:51:132
288799486,37cyclictest0-21swapper/108:27:211
2887994811,10cyclictest0-21swapper/107:54:001
288299488,34cyclictest0-21swapper/009:58:100
288299484,38cyclictest0-21swapper/011:37:070
288299484,37cyclictest0-21swapper/010:11:570
288299483,39cyclictest0-21swapper/008:39:230
2882994815,5cyclictest273072sleep009:34:070
2882994812,32cyclictest32069-21fschecks_time11:50:520
2882994811,32cyclictest0-21swapper/010:18:560
289599475,36cyclictest0-21swapper/208:47:222
289599474,37cyclictest0-21swapper/210:59:352
289599474,36cyclictest0-21swapper/212:03:572
289599474,36cyclictest0-21swapper/210:50:472
289599474,36cyclictest0-21swapper/208:58:062
289599474,36cyclictest0-21swapper/207:55:542
289599473,37cyclictest0-21swapper/207:37:252
288299478,33cyclictest0-21swapper/010:56:290
288299474,37cyclictest0-21swapper/010:31:410
288299474,37cyclictest0-21swapper/010:31:410
288299474,37cyclictest0-21swapper/009:26:500
288299474,37cyclictest0-21swapper/008:11:130
288299474,37cyclictest0-21swapper/007:15:030
288299474,10cyclictest0-21swapper/007:01:380
288299473,38cyclictest0-21swapper/011:13:250
288299473,38cyclictest0-21swapper/007:34:210
2882994710,31cyclictest0-21swapper/009:14:550
2882994710,31cyclictest0-21swapper/006:46:100
289599468,32cyclictest0-21swapper/211:02:252
289599465,35cyclictest0-21swapper/210:29:512
289599465,35cyclictest0-21swapper/210:21:042
289599465,35cyclictest0-21swapper/209:05:432
289599464,36cyclictest0-21swapper/210:37:332
289599463,37cyclictest0-21swapper/208:40:572
288299465,35cyclictest0-21swapper/006:40:440
288299464,37cyclictest0-21swapper/008:58:570
288299464,37cyclictest0-21swapper/007:16:110
288299464,36cyclictest0-21swapper/010:36:270
288299464,36cyclictest0-21swapper/009:20:560
288299464,10cyclictest0-21swapper/007:46:470
288299464,10cyclictest0-21swapper/007:46:470
288299463,37cyclictest0-21swapper/008:25:270
2882994610,30cyclictest0-21swapper/010:43:050
290199454,36cyclictest0-21swapper/308:30:423
289599454,35cyclictest0-21swapper/211:54:392
289599454,35cyclictest0-21swapper/211:05:392
289599454,35cyclictest0-21swapper/210:07:542
289599454,35cyclictest0-21swapper/209:52:462
289599454,16cyclictest0-21swapper/209:27:282
2887994510,30cyclictest0-21swapper/108:11:091
288299454,9cyclictest0-21swapper/007:41:120
288299454,9cyclictest0-21swapper/007:41:120
288299453,37cyclictest0-21swapper/008:19:300
288299453,36cyclictest0-21swapper/007:10:440
288299453,36cyclictest0-21swapper/006:41:020
54232443,8sleep20-21swapper/211:58:262
289599444,34cyclictest0-21swapper/210:10:532
289599443,35cyclictest0-21swapper/211:47:462
288299444,34cyclictest0-21swapper/006:59:590
288299443,16cyclictest0-21swapper/007:30:070
261392443,8sleep20-21swapper/209:31:312
289599434,32cyclictest0-21swapper/207:32:512
289599433,34cyclictest0-21swapper/210:16:182
289599424,11cyclictest0-21swapper/207:49:152
289599424,11cyclictest0-21swapper/207:49:152
288299423,34cyclictest0-21swapper/006:54:060
289599414,31cyclictest0-21swapper/207:10:462
288299413,5cyclictest0-21swapper/007:35:550
288299413,33cyclictest0-21swapper/008:10:420
289599404,32cyclictest0-21swapper/206:53:462
198422403,9sleep20-21swapper/207:17:472
147022393,7sleep20-21swapper/207:05:522
288299384,28cyclictest0-21swapper/007:56:110
230923814,18sleep20-21swapper/206:31:442
227723813,17sleep10-21swapper/106:31:231
290199374,10cyclictest0-21swapper/306:35:543
290199373,11cyclictest0-21swapper/308:17:453
290199371,31cyclictest14205-21ksmtuned07:02:233
289599374,28cyclictest0-21swapper/207:45:342
289599374,28cyclictest0-21swapper/207:45:342
289599363,27cyclictest0-21swapper/206:41:412
2895993624,7cyclictest4972-21cut08:05:562
3962353,8sleep00-21swapper/007:51:370
2895993524,7cyclictest21552-21grep07:21:162
289599349,19cyclictest0-21swapper/208:16:062
289599343,26cyclictest0-21swapper/208:26:102
234882343,7sleep20-21swapper/207:26:362
290199323,23cyclictest0-21swapper/308:12:063
289599323,24cyclictest0-21swapper/208:15:402
2901993119,7cyclictest20629-21cut07:21:003
289599314,22cyclictest0-21swapper/208:31:112
289599314,22cyclictest0-21swapper/208:23:012
289599313,23cyclictest0-21swapper/206:56:112
289599304,21cyclictest0-21swapper/206:35:472
289599303,24cyclictest0-21swapper/206:46:412
2895993019,7cyclictest13103-21grep07:00:582
289599294,21cyclictest0-21swapper/208:01:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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