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2026-07-20 - 00:47
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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 Jul 19, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
991199772,69cyclictest29215-21gzip09:27:420
991199772,32cyclictest19280-21/usr/sbin/munin08:27:340
991199712,63cyclictest27341-21/usr/sbin/munin07:22:450
991199712,62cyclictest27448-21ssh09:26:090
991199702,62cyclictest19862-21/usr/sbin/munin07:02:360
991199683,58cyclictest27970-21/usr/sbin/munin08:42:460
991199683,27cyclictest0-21swapper/009:07:430
991199682,59cyclictest23603-21/usr/sbin/munin07:12:520
991199673,26cyclictest22233-21cut10:02:300
991199672,59cyclictest9936-21/usr/sbin/munin08:02:430
991199672,59cyclictest14258-21/usr/sbin/munin06:47:380
9911996712,49cyclictest0-21swapper/011:42:170
9911996712,49cyclictest0-21swapper/011:42:170
9911996712,49cyclictest0-21swapper/009:53:150
9911996711,50cyclictest0-21swapper/010:58:260
9911996711,50cyclictest0-21swapper/010:53:500
9911996711,50cyclictest0-21swapper/010:40:300
9911996711,50cyclictest0-21swapper/006:42:020
991199663,58cyclictest12388-21/usr/sbin/munin06:42:480
991199663,57cyclictest25849-21ssh10:50:320
991199662,58cyclictest6193-21/usr/sbin/munin07:52:480
991199662,58cyclictest6193-21/usr/sbin/munin07:52:480
991199662,58cyclictest17413-21/usr/sbin/munin08:22:470
991199662,58cyclictest12565-21switchtime11:57:420
991199662,58cyclictest11808-21/usr/sbin/munin08:07:440
9911996611,49cyclictest0-21swapper/011:06:400
9911996611,49cyclictest0-21swapper/011:06:400
9911996610,51cyclictest0-21swapper/008:48:140
9911996610,25cyclictest0-21swapper/009:42:120
991199658,51cyclictest0-21swapper/009:46:150
991199655,54cyclictest0-21swapper/010:21:320
991199653,56cyclictest27177-21latency_hist07:22:200
991199653,56cyclictest11358-21grep09:47:350
991199652,58cyclictest1522-21switchtime07:37:470
991199652,57cyclictest29210-21/usr/sbin/munin07:27:410
991199652,57cyclictest2446-21/usr/sbin/munin07:42:340
991199652,57cyclictest21734-21/usr/sbin/munin07:07:400
9911996513,46cyclictest0-21swapper/007:32:520
9911996512,25cyclictest0-21swapper/010:11:360
991199649,49cyclictest0-21swapper/010:23:090
991199645,54cyclictest0-21swapper/011:14:580
991199645,53cyclictest0-21swapper/009:37:180
991199645,53cyclictest0-21swapper/009:37:180
991199643,55cyclictest19881-21ssh11:25:170
991199643,55cyclictest13904-21ssh10:33:540
991199643,54cyclictest29998-21/usr/sbin/munin10:12:350
991199642,56cyclictest8062-21/usr/sbin/munin07:57:410
991199642,56cyclictest4321-21/usr/sbin/munin07:47:330
991199642,56cyclictest4321-21/usr/sbin/munin07:47:330
9911996411,47cyclictest0-21swapper/012:02:420
9911996411,47cyclictest0-21swapper/010:27:540
9911996411,47cyclictest0-21swapper/009:57:500
991199639,22cyclictest0-21swapper/011:28:180
991199638,25cyclictest10496-21ntpq09:02:430
991199635,53cyclictest0-21swapper/009:02:010
991199635,52cyclictest0-21swapper/011:50:360
991199635,52cyclictest0-21swapper/011:35:170
991199635,52cyclictest0-21swapper/011:20:020
991199635,52cyclictest0-21swapper/011:09:190
991199635,52cyclictest0-21swapper/009:14:230
991199635,52cyclictest0-21swapper/008:53:160
991199635,52cyclictest0-21swapper/008:40:080
991199633,54cyclictest0-21swapper/011:38:230
991199632,55cyclictest13675-21/usr/sbin/munin08:12:340
9911996315,43cyclictest22027-21timerwakeupswit09:17:450
991199625,52cyclictest0-21swapper/008:32:340
991199625,51cyclictest0-21swapper/010:42:290
991199623,53cyclictest7706-21/usr/sbin/munin11:52:250
991199622,54cyclictest16126-21/usr/sbin/munin06:52:470
991199622,54cyclictest15542-21/usr/sbin/munin08:17:340
992999603,52cyclictest0-21swapper/310:06:063
991199602,52cyclictest17997-21/usr/sbin/munin06:57:450
992999564,46cyclictest0-21swapper/310:52:073
992999564,45cyclictest0-21swapper/309:00:553
992999554,45cyclictest0-21swapper/311:53:363
992999554,45cyclictest0-21swapper/310:18:243
992999554,45cyclictest0-21swapper/308:43:003
992999554,29cyclictest0-21swapper/308:42:183
992999545,6cyclictest0-21swapper/311:12:173
992999544,7cyclictest0-21swapper/311:46:563
992999544,7cyclictest0-21swapper/311:46:563
992999544,45cyclictest0-21swapper/311:49:283
992999536,42cyclictest0-21swapper/311:41:353
992999534,43cyclictest0-21swapper/309:09:543
992999524,42cyclictest0-21swapper/309:39:263
992999522,44cyclictest12246-21sed11:57:363
992999514,41cyclictest0-21swapper/309:57:213
992999514,22cyclictest0-21swapper/310:27:243
992999505,18cyclictest0-21swapper/310:54:533
992999504,6cyclictest0-21swapper/311:26:563
992999504,40cyclictest0-21swapper/311:00:373
992999504,40cyclictest0-21swapper/308:55:043
992999504,21cyclictest0-21swapper/309:04:323
992999503,42cyclictest0-21swapper/308:02:493
992999503,21cyclictest0-21swapper/309:33:413
992999503,21cyclictest0-21swapper/309:33:413
992999502,6cyclictest27966-21latency_hist09:27:183
992299503,42cyclictest0-21swapper/208:47:442
992299503,42cyclictest0-21swapper/206:37:222
992999495,38cyclictest0-21swapper/312:02:333
992999494,39cyclictest0-21swapper/309:12:383
992999493,39cyclictest0-21swapper/311:02:373
992999493,39cyclictest0-21swapper/311:02:373
992999493,24cyclictest0-21swapper/310:22:243
992999492,8cyclictest21643-21ntp_states09:17:393
992299494,38cyclictest0-21swapper/208:37:392
992999486,37cyclictest0-21swapper/311:17:273
992999484,38cyclictest0-21swapper/311:36:363
992999483,39cyclictest0-21swapper/310:40:073
992999482,40cyclictest7216-21df09:42:273
9929994819,25cyclictest11784-21awk09:47:423
9929994815,6cyclictest19465-21aten_rbpower_cu10:42:253
9929994811,31cyclictest0-21swapper/310:15:283
992299488,34cyclictest0-21swapper/210:52:452
991599484,38cyclictest0-21swapper/112:02:501
992999474,38cyclictest0-21swapper/310:09:383
992999474,37cyclictest0-21swapper/310:35:243
992999473,39cyclictest0-21swapper/311:10:373
992999473,39cyclictest0-21swapper/309:28:193
992999473,39cyclictest0-21swapper/308:48:103
9929994712,6cyclictest17391-21ssh09:56:043
992299474,37cyclictest0-21swapper/211:02:532
992299474,37cyclictest0-21swapper/211:02:532
992999464,6cyclictest0-21swapper/308:32:193
992999464,37cyclictest0-21swapper/308:07:373
992999463,37cyclictest0-21swapper/311:27:303
9922994637,5cyclictest29-21ksoftirqd/209:17:172
992299463,37cyclictest20799-21unixbench_singl10:42:462
992299463,37cyclictest0-21swapper/208:52:452
992999454,36cyclictest0-21swapper/306:52:343
992999454,35cyclictest0-21swapper/307:13:053
992299453,14cyclictest0-21swapper/209:57:472
992999445,33cyclictest0-21swapper/307:47:203
992999443,7cyclictest21517-21munin-run07:07:203
992999443,36cyclictest0-21swapper/307:22:343
992999443,36cyclictest0-21swapper/306:43:233
992999443,35cyclictest0-21swapper/307:42:193
992299443,36cyclictest0-21swapper/211:52:502
991599443,36cyclictest0-21swapper/110:32:381
992999434,35cyclictest0-21swapper/307:07:363
992999434,34cyclictest0-21swapper/308:35:183
992999434,34cyclictest0-21swapper/308:22:533
992999434,33cyclictest0-21swapper/307:57:193
992999434,33cyclictest0-21swapper/307:57:193
992999434,10cyclictest0-21swapper/307:33:093
992999433,35cyclictest0-21swapper/307:52:203
992999433,35cyclictest0-21swapper/307:52:203
992999433,35cyclictest0-21swapper/306:57:363
992999424,34cyclictest0-21swapper/308:13:543
992999423,9cyclictest0-21swapper/307:20:303
992999423,34cyclictest0-21swapper/306:47:353
992999422,8cyclictest17184-21crond08:22:183
992299423,33cyclictest29662-21ssh09:27:492
9915994230,7cyclictest22092-21ssh11:27:411
8282423,8sleep10-21swapper/111:00:051
31462423,7sleep10-21swapper/111:46:141
31462423,7sleep10-21swapper/111:46:141
139902423,7sleep20-21swapper/210:34:062
992999414,33cyclictest0-21swapper/307:27:533
992999413,32cyclictest0-21swapper/306:42:203
991599413,22cyclictest261372sh08:41:151
291412413,7sleep10-21swapper/110:54:301
280452413,7sleep20-21swapper/211:36:292
992999403,7cyclictest0-21swapper/307:58:263
992299404,31cyclictest0-21swapper/208:42:272
9915994021,13cyclictest4661-21tail11:47:351
57952403,7sleep20-21swapper/209:40:092
177422403,7sleep20-21swapper/209:56:512
9915993929,5cyclictest21-21ksoftirqd/110:47:151
9915993925,9cyclictest10785-21/usr/sbin/munin09:47:401
91652393,7sleep10-21swapper/111:52:541
9915993826,7cyclictest16797-21sh09:12:171
94302386,10sleep10-21swapper/106:34:281
321772383,7sleep20-21swapper/207:32:512
238822383,8sleep20-21swapper/209:21:292
112782383,6sleep20-21swapper/210:31:202
9922993729,4cyclictest29-21ksoftirqd/207:57:182
9922993729,4cyclictest29-21ksoftirqd/207:57:182
991599373,28cyclictest1307-21ntpdc07:37:411
9915993725,7cyclictest28488-21grep07:22:501
9915993724,8cyclictest6386-21sort07:52:351
9915993724,8cyclictest6386-21sort07:52:351
949723712,18sleep00-21swapper/006:35:160
938123714,17sleep30-21swapper/306:33:543
200312373,7sleep10-21swapper/111:25:371
174792373,7sleep20-21swapper/206:53:522
115202373,7sleep10-21swapper/108:06:391
992299364,27cyclictest0-21swapper/211:22:302
992299363,28cyclictest0-21swapper/208:59:442
992299363,27cyclictest0-21swapper/207:30:142
9922993625,7cyclictest16668-21gzip10:37:402
9922993624,7cyclictest23291-21grep10:02:472
9922993624,7cyclictest16694-21sed08:17:472
991599364,26cyclictest0-21swapper/109:39:271
991599363,29cyclictest0-21swapper/109:32:001
991599363,28cyclictest0-21swapper/109:15:461
9915993625,7cyclictest32377-21tune2fs09:32:311
9915993625,7cyclictest32377-21tune2fs09:32:311
9915993625,7cyclictest16851-21tr06:52:421
9915993623,8cyclictest10737-21wc09:02:481
94552363,7sleep10-21swapper/107:59:181
39682363,7sleep20-21swapper/207:45:512
992299354,27cyclictest0-21swapper/210:27:152
992299353,27cyclictest0-21swapper/212:05:462
9922993523,7cyclictest543-21systemd-logind07:17:202
9922993522,8cyclictest15411-21sed06:47:512
9922993520,9cyclictest21853-21tail08:32:392
991599354,26cyclictest0-21swapper/109:26:471
9915993523,8cyclictest21948-21/usr/sbin/munin10:02:481
9915993523,7cyclictest24234-21crond09:22:171
9915993523,7cyclictest15757-21tune2fs08:17:311
9915993522,8cyclictest19093-21wc06:57:521
9915993521,9cyclictest5916-21/usr/sbin/munin11:07:341
9915993514,7cyclictest280462sh11:36:281
808123510,17sleep20-21swapper/206:32:322
992299344,26cyclictest0-21swapper/210:59:162
992299344,26cyclictest0-21swapper/209:35:152
992299344,26cyclictest0-21swapper/209:35:152
992299344,26cyclictest0-21swapper/207:19:142
992299344,25cyclictest0-21swapper/211:17:162
992299343,26cyclictest0-21swapper/210:51:452
9922993422,7cyclictest871-21tail11:42:362
9922993422,7cyclictest871-21tail11:42:362
9922993422,7cyclictest543-21systemd-logind07:27:192
9922993421,8cyclictest14104-21ls08:12:352
991599344,25cyclictest0-21swapper/111:39:471
991599343,26cyclictest0-21swapper/106:47:491
9915993423,7cyclictest12128-21latency11:57:341
9915993422,7cyclictest29784-21ssh10:12:311
9915993422,7cyclictest17972-21date09:57:161
9915993422,7cyclictest10045-21grep11:12:291
52362343,7sleep10-21swapper/111:06:251
52362343,7sleep10-21swapper/111:06:251
251092343,7sleep10-21swapper/107:15:441
233802343,7sleep20-21swapper/207:12:192
992299334,24cyclictest0-21swapper/211:29:162
992299334,24cyclictest0-21swapper/211:08:422
992299333,26cyclictest0-21swapper/211:57:162
992299333,26cyclictest0-21swapper/211:14:462
992299333,26cyclictest0-21swapper/207:02:132
9915993322,7cyclictest13520-21/usr/sbin/munin11:17:361
9915993322,7cyclictest12678-21sendmail_mailqu08:07:451
9915993321,7cyclictest10493-21ls09:47:161
9915993320,8cyclictest19569-21cut08:27:331
191002333,7sleep10-21swapper/109:57:431
992299324,23cyclictest0-21swapper/210:13:572
992299324,23cyclictest0-21swapper/210:11:352
992299324,23cyclictest0-21swapper/209:47:402
992299324,22cyclictest0-21swapper/209:02:242
992299324,22cyclictest0-21swapper/208:24:432
992299323,24cyclictest0-21swapper/207:02:362
9922993221,7cyclictest13111-21ntpq06:42:432
9922993218,8cyclictest1397-21wc07:37:442
991599324,24cyclictest0-21swapper/110:20:071
9915993223,6cyclictest643-21runrttasks06:37:481
9915993222,6cyclictest31613-21tr07:32:401
9915993222,6cyclictest22371-21missed_timers07:07:411
9915993221,7cyclictest22299-21grep08:32:481
9915993220,7cyclictest26949-21grep10:07:471
9915993219,8cyclictest27120-21crond07:22:201
992299315,20cyclictest19280-21munin-node08:27:292
992299314,22cyclictest0-21swapper/211:40:162
9922993120,7cyclictest7246-21forks09:42:292
9922993120,6cyclictest58072sleep211:48:472
992299312,24cyclictest951-21df_inode10:17:282
9922993119,7cyclictest25064-21interrupts09:22:352
9922993118,7cyclictest643-21runrttasks07:57:432
991599314,22cyclictest0-21swapper/110:38:001
991599314,22cyclictest0-21swapper/108:12:311
9915993121,7cyclictest3395-21timerwakeupswit08:52:471
9915993120,7cyclictest7962-21crond10:27:161
9915993120,7cyclictest26647-21crond10:52:151
9915993119,8cyclictest3133-21needreboot07:42:391
9915993116,9cyclictest549-21NetworkManager07:52:191
9915993116,9cyclictest549-21NetworkManager07:52:191
992299304,21cyclictest0-21swapper/209:07:182
9922993019,7cyclictest12236-21idleruntime08:07:352
9922993019,7cyclictest10118-21forks08:02:322
991599304,21cyclictest0-21swapper/108:22:431
991599303,23cyclictest0-21swapper/108:59:321
9915993020,6cyclictest21-21ksoftirqd/106:42:511
9915993019,7cyclictest30077-21gzip07:27:451
991599294,18cyclictest0-21swapper/108:52:191
991599293,23cyclictest0-21swapper/110:29:001
991599293,22cyclictest0-21swapper/108:43:461
9922992818,6cyclictest4773-21if_err_eth207:47:352
9922992818,6cyclictest4773-21if_err_eth207:47:352
9915992717,6cyclictest19902-21aten_rbpower_en07:02:311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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