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2025-12-06 - 19:44
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot6.osadl.org (updated Sat Dec 06, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1773911220,8ptp4l9722-21kworker/3:208:21:543
177391670,1ptp4l401ktimersoftd/309:49:543
177391660,1ptp4l401ktimersoftd/313:33:363
312992650,2sleep30-21swapper/310:00:353
4042630,5sleep21728299cyclictest12:45:382
198712590,5sleep21728299cyclictest13:40:472
269272580,2sleep010411-21diskmemload10:45:200
177391580,1ptp4l401ktimersoftd/313:49:563
177391580,1ptp4l401ktimersoftd/313:49:563
299772570,1sleep20-21swapper/213:17:422
177391570,1ptp4l401ktimersoftd/311:33:473
166702570,1sleep30-21swapper/311:47:063
31972550,5sleep09-21ksoftirqd/013:24:100
260832550,1sleep00-21swapper/013:46:470
260832550,1sleep00-21swapper/013:46:470
258922540,5sleep225894-21fschecks_time08:40:332
19052530,2sleep10-21swapper/110:05:421
17271995343,5cyclictest9-21ksoftirqd/012:25:340
177391510,2ptp4l9722-21kworker/3:212:00:493
177391510,2ptp4l9722-21kworker/3:212:00:493
177391500,1ptp4l401ktimersoftd/310:57:083
171642504,34sleep20-21swapper/208:25:122
17282994734,7cyclictest33-21ksoftirqd/212:00:332
17282994734,7cyclictest33-21ksoftirqd/212:00:332
17282994633,6cyclictest33-21ksoftirqd/213:30:352
177391420,8ptp4l401ktimersoftd/313:44:233
17282994229,7cyclictest33-21ksoftirqd/210:30:322
50332410,21sleep233-21ksoftirqd/213:25:412
177391410,1ptp4l401ktimersoftd/312:43:413
17282994130,5cyclictest33-21ksoftirqd/210:58:022
177391400,1ptp4l401ktimersoftd/311:54:273
177391400,1ptp4l401ktimersoftd/311:27:103
177391400,1ptp4l401ktimersoftd/310:52:153
1702324022,8sleep10-21swapper/108:23:211
177391390,1ptp4l401ktimersoftd/310:37:193
17282993933,3cyclictest33-21ksoftirqd/212:55:232
177391380,1ptp4l401ktimersoftd/313:54:043
177391380,1ptp4l401ktimersoftd/313:20:163
177391380,1ptp4l401ktimersoftd/313:08:413
177391380,1ptp4l401ktimersoftd/312:55:253
177391380,1ptp4l401ktimersoftd/308:35:383
177391370,1ptp4l401ktimersoftd/312:35:333
177391370,1ptp4l401ktimersoftd/312:26:583
177391370,1ptp4l401ktimersoftd/310:32:423
177391370,0ptp4l401ktimersoftd/311:57:313
177391370,0ptp4l401ktimersoftd/309:20:423
1707423719,8sleep00-21swapper/008:24:010
177391360,1ptp4l401ktimersoftd/313:05:233
177391360,1ptp4l401ktimersoftd/312:22:153
177391360,1ptp4l401ktimersoftd/308:40:453
177391360,0ptp4l401ktimersoftd/310:41:323
177391350,1ptp4l401ktimersoftd/312:15:293
177391350,1ptp4l401ktimersoftd/311:42:093
177391350,1ptp4l401ktimersoftd/311:13:343
177391350,1ptp4l401ktimersoftd/308:45:313
177391350,0ptp4l401ktimersoftd/312:50:313
177391340,2ptp4l9722-21kworker/3:208:34:353
177391340,1ptp4l6830-21kworker/3:013:27:213
177391340,1ptp4l401ktimersoftd/310:11:353
177391340,12ptp4l401ktimersoftd/313:11:553
17276993421,6cyclictest25-21ksoftirqd/112:35:351
177391330,1ptp4l401ktimersoftd/313:22:463
177391330,1ptp4l401ktimersoftd/312:15:033
177391330,1ptp4l401ktimersoftd/309:17:423
177391330,1ptp4l401ktimersoftd/308:30:063
177391330,0ptp4l401ktimersoftd/313:38:373
177391330,0ptp4l401ktimersoftd/311:03:453
177391320,2ptp4l9722-21kworker/3:211:06:383
177391320,1ptp4l9722-21kworker/3:208:51:333
177391320,1ptp4l401ktimersoftd/312:06:223
177391320,1ptp4l401ktimersoftd/311:36:353
177391320,1ptp4l401ktimersoftd/310:28:283
177391320,1ptp4l401ktimersoftd/310:16:403
177391320,1ptp4l401ktimersoftd/310:16:403
177391320,0ptp4l401ktimersoftd/309:10:523
177391320,0ptp4l401ktimersoftd/308:59:113
17282993227,3cyclictest33-21ksoftirqd/212:35:222
17282993226,3cyclictest33-21ksoftirqd/211:10:202
17282993225,4cyclictest33-21ksoftirqd/213:40:232
17276993227,3cyclictest25-21ksoftirqd/112:45:221
17276993226,3cyclictest25-21ksoftirqd/110:55:391
177391310,1ptp4l401ktimersoftd/311:24:343
177391310,1ptp4l401ktimersoftd/309:41:203
177391310,0ptp4l401ktimersoftd/309:39:073
177391310,0ptp4l401ktimersoftd/309:25:213
17282993126,3cyclictest33-21ksoftirqd/210:00:392
17282993125,3cyclictest33-21ksoftirqd/212:25:222
17282993125,3cyclictest33-21ksoftirqd/212:05:352
17282993125,3cyclictest33-21ksoftirqd/211:25:212
177391300,0ptp4l401ktimersoftd/309:08:043
177391300,0ptp4l401ktimersoftd/309:01:573
17282993026,2cyclictest33-21ksoftirqd/211:40:212
17282993024,3cyclictest33-21ksoftirqd/210:40:332
17282993023,3cyclictest33-21ksoftirqd/212:25:412
17282993017,6cyclictest33-21ksoftirqd/208:55:292
17276993025,3cyclictest25-21ksoftirqd/110:35:491
17276993024,3cyclictest25-21ksoftirqd/111:20:211
177391290,1ptp4l401ktimersoftd/312:33:353
177391290,1ptp4l401ktimersoftd/310:22:233
17282992925,2cyclictest33-21ksoftirqd/209:40:182
17282992924,3cyclictest33-21ksoftirqd/213:10:532
17282992924,3cyclictest33-21ksoftirqd/209:20:362
17282992923,3cyclictest33-21ksoftirqd/212:40:572
17282992923,3cyclictest33-21ksoftirqd/212:10:432
17276992924,3cyclictest25-21ksoftirqd/113:45:241
17276992924,3cyclictest25-21ksoftirqd/110:45:571
17276992924,3cyclictest25-21ksoftirqd/110:25:321
17276992923,3cyclictest25-21ksoftirqd/108:40:171
17276992922,3cyclictest25-21ksoftirqd/111:35:331
177391280,1ptp4l401ktimersoftd/311:17:583
177391280,1ptp4l401ktimersoftd/309:57:413
17282992823,3cyclictest33-21ksoftirqd/210:45:392
17282992822,4cyclictest33-21ksoftirqd/212:35:362
1727699285,13cyclictest4351-21ssh12:50:371
17276992823,3cyclictest25-21ksoftirqd/113:20:231
17276992823,3cyclictest25-21ksoftirqd/111:50:451
17276992823,3cyclictest25-21ksoftirqd/110:30:391
17276992822,4cyclictest25-21ksoftirqd/109:37:361
17276992822,3cyclictest25-21ksoftirqd/113:35:421
17276992822,3cyclictest25-21ksoftirqd/112:45:411
17276992822,3cyclictest25-21ksoftirqd/111:25:121
17271992822,3cyclictest9-21ksoftirqd/013:31:050
17271992821,4cyclictest9-21ksoftirqd/012:04:490
17271992821,4cyclictest9-21ksoftirqd/012:04:490
177391270,0ptp4l401ktimersoftd/309:51:053
1728299273,5cyclictest121rcu_preempt10:25:372
17282992722,3cyclictest33-21ksoftirqd/211:55:212
17282992722,3cyclictest33-21ksoftirqd/211:05:212
17282992722,3cyclictest33-21ksoftirqd/209:10:382
17282992722,3cyclictest33-21ksoftirqd/208:45:472
17282992721,4cyclictest33-21ksoftirqd/211:18:342
17282992721,3cyclictest33-21ksoftirqd/213:55:242
17282992721,3cyclictest33-21ksoftirqd/210:15:402
17282992721,3cyclictest33-21ksoftirqd/210:15:402
17282992721,3cyclictest33-21ksoftirqd/209:05:242
17282992720,4cyclictest33-21ksoftirqd/208:29:292
17282992717,7cyclictest33-21ksoftirqd/211:55:542
17276992722,3cyclictest25-21ksoftirqd/113:35:231
17276992722,3cyclictest25-21ksoftirqd/113:25:491
17276992722,3cyclictest25-21ksoftirqd/113:00:451
17276992722,3cyclictest25-21ksoftirqd/108:55:361
17276992721,3cyclictest25-21ksoftirqd/112:05:211
17276992721,3cyclictest25-21ksoftirqd/112:05:211
17276992721,3cyclictest25-21ksoftirqd/109:25:281
17276992720,4cyclictest25-21ksoftirqd/111:47:521
17271992722,3cyclictest9-21ksoftirqd/013:00:420
17271992721,3cyclictest9-21ksoftirqd/009:02:390
17271992720,4cyclictest9-21ksoftirqd/010:17:460
17271992720,4cyclictest9-21ksoftirqd/010:17:460
177391260,1ptp4l401ktimersoftd/309:34:403
17282992621,3cyclictest33-21ksoftirqd/210:35:382
17282992621,3cyclictest33-21ksoftirqd/210:05:392
17282992621,3cyclictest33-21ksoftirqd/209:55:312
17282992621,3cyclictest33-21ksoftirqd/209:45:342
17282992621,3cyclictest33-21ksoftirqd/208:35:332
17282992621,3cyclictest33-21ksoftirqd/208:30:182
17282992620,4cyclictest33-21ksoftirqd/210:52:002
17282992620,4cyclictest33-21ksoftirqd/208:53:132
17282992620,3cyclictest33-21ksoftirqd/213:05:362
17282992620,3cyclictest33-21ksoftirqd/210:20:392
17282992620,3cyclictest33-21ksoftirqd/209:25:342
17276992621,3cyclictest25-21ksoftirqd/112:30:411
17276992621,3cyclictest25-21ksoftirqd/112:25:441
17276992621,3cyclictest25-21ksoftirqd/112:15:431
17276992621,3cyclictest25-21ksoftirqd/111:25:511
17276992621,3cyclictest25-21ksoftirqd/108:50:171
17276992620,4cyclictest25-21ksoftirqd/110:43:201
17276992620,3cyclictest25-21ksoftirqd/113:20:541
17276992620,3cyclictest25-21ksoftirqd/113:00:091
17276992620,3cyclictest25-21ksoftirqd/111:55:401
17276992620,3cyclictest25-21ksoftirqd/110:20:391
17276992620,3cyclictest25-21ksoftirqd/110:04:331
17276992614,8cyclictest46950irq/101-ens3-Tx11:30:331
17271992620,3cyclictest9-21ksoftirqd/012:32:390
17271992620,3cyclictest9-21ksoftirqd/009:30:210
17271992620,3cyclictest9-21ksoftirqd/009:15:190
17271992620,3cyclictest9-21ksoftirqd/009:11:300
17271992619,4cyclictest9-21ksoftirqd/009:53:090
17271992619,4cyclictest9-21ksoftirqd/009:44:260
177391250,1ptp4l401ktimersoftd/310:09:003
17282992520,3cyclictest33-21ksoftirqd/210:10:342
17282992520,3cyclictest33-21ksoftirqd/209:50:372
17282992520,3cyclictest33-21ksoftirqd/209:40:352
17282992520,3cyclictest33-21ksoftirqd/209:00:352
17282992519,3cyclictest33-21ksoftirqd/211:40:212
17282992519,3cyclictest33-21ksoftirqd/211:10:332
17282992518,4cyclictest33-21ksoftirqd/213:00:402
17276992520,3cyclictest25-21ksoftirqd/111:00:391
17276992520,3cyclictest25-21ksoftirqd/110:20:191
17276992520,3cyclictest25-21ksoftirqd/110:20:191
17276992520,3cyclictest25-21ksoftirqd/109:55:381
17276992520,3cyclictest25-21ksoftirqd/109:05:391
17276992520,3cyclictest25-21ksoftirqd/109:05:171
17276992520,3cyclictest25-21ksoftirqd/108:55:181
17276992519,4cyclictest25-21ksoftirqd/109:14:481
17276992519,3cyclictest25-21ksoftirqd/112:24:101
17276992519,3cyclictest25-21ksoftirqd/109:45:321
17276992519,3cyclictest25-21ksoftirqd/109:23:301
17276992518,4cyclictest25-21ksoftirqd/108:27:191
17276992514,5cyclictest25-21ksoftirqd/112:10:371
17271992520,3cyclictest9-21ksoftirqd/008:36:490
17271992519,3cyclictest9-21ksoftirqd/009:05:590
17271992519,3cyclictest9-21ksoftirqd/008:26:540
17271992518,4cyclictest9-21ksoftirqd/010:36:090
17271992518,4cyclictest9-21ksoftirqd/009:21:380
17271992518,4cyclictest9-21ksoftirqd/008:52:550
177391240,1ptp4l401ktimersoftd/312:45:363
177391240,1ptp4l401ktimersoftd/310:45:393
17282992419,3cyclictest33-21ksoftirqd/213:45:432
17282992419,3cyclictest33-21ksoftirqd/213:45:432
17282992419,3cyclictest33-21ksoftirqd/212:55:472
17282992419,3cyclictest33-21ksoftirqd/212:15:402
17282992419,3cyclictest33-21ksoftirqd/211:50:212
17282992418,3cyclictest33-21ksoftirqd/211:34:202
17282992418,3cyclictest33-21ksoftirqd/209:17:282
1727699242,14cyclictest10411-21diskmemload13:50:541
17276992419,3cyclictest25-21ksoftirqd/113:10:421
17276992419,3cyclictest25-21ksoftirqd/113:05:361
17276992419,3cyclictest25-21ksoftirqd/111:10:381
17276992419,3cyclictest25-21ksoftirqd/111:05:401
17276992419,3cyclictest25-21ksoftirqd/110:15:191
17276992418,3cyclictest25-21ksoftirqd/109:40:331
17271992419,3cyclictest9-21ksoftirqd/010:55:390
17271992418,4cyclictest9-21ksoftirqd/011:15:470
17271992417,4cyclictest9-21ksoftirqd/010:12:280
17271992417,4cyclictest9-21ksoftirqd/010:02:000
17271992417,4cyclictest9-21ksoftirqd/009:59:270
17271992417,4cyclictest9-21ksoftirqd/008:41:510
17271992417,4cyclictest9-21ksoftirqd/008:33:560
17276992318,3cyclictest25-21ksoftirqd/109:50:371
17276992318,3cyclictest25-21ksoftirqd/109:15:371
17276992318,3cyclictest25-21ksoftirqd/108:41:241
17276992316,4cyclictest25-21ksoftirqd/108:33:571
17276992315,4cyclictest24250-21gltestperf13:45:431
17276992315,4cyclictest24250-21gltestperf13:45:431
1727199234,16cyclictest15599-21sed10:30:370
1727199232,15cyclictest22531-21apt-get11:55:360
17271992318,3cyclictest9-21ksoftirqd/011:30:400
17271992317,3cyclictest9-21ksoftirqd/012:09:210
17271992317,3cyclictest9-21ksoftirqd/010:10:030
17271992317,3cyclictest9-21ksoftirqd/008:58:240
17271992316,4cyclictest9-21ksoftirqd/010:23:200
17271992316,4cyclictest9-21ksoftirqd/009:38:440
17276992217,3cyclictest25-21ksoftirqd/112:05:511
17276992217,3cyclictest25-21ksoftirqd/110:53:111
17276992217,3cyclictest25-21ksoftirqd/109:35:181
17271992216,4cyclictest9-21ksoftirqd/012:54:030
17271992216,4cyclictest9-21ksoftirqd/012:20:590
17271992216,3cyclictest9-21ksoftirqd/012:46:310
17271992216,3cyclictest9-21ksoftirqd/011:51:520
17271992215,4cyclictest9-21ksoftirqd/013:39:320
17271992215,4cyclictest7141-21grep12:15:400
17271992215,4cyclictest16825-21tr11:10:330
17282992116,3cyclictest33-21ksoftirqd/211:25:402
17282992115,4cyclictest33-21ksoftirqd/209:31:392
1727199212,16cyclictest29928-21head11:25:380
17271992116,3cyclictest9-21ksoftirqd/010:30:140
17271992115,4cyclictest9-21ksoftirqd/009:49:200
17271992115,3cyclictest9-21ksoftirqd/013:10:230
17271992114,4cyclictest9-21ksoftirqd/012:38:010
17271992114,4cyclictest27493-21fschecks_count13:15:410
17271992114,4cyclictest21755-21sh13:42:590
1727199211,16cyclictest46850irq/100-ens3-Tx10:50:340
17282992015,3cyclictest33-21ksoftirqd/213:20:422
17276992014,3cyclictest25-21ksoftirqd/111:40:411
1727199203,13cyclictest28979-21grep10:45:560
17271992015,3cyclictest9-21ksoftirqd/013:12:060
17271992015,3cyclictest9-21ksoftirqd/009:28:400
17271992014,3cyclictest9-21ksoftirqd/011:39:320
17271992014,3cyclictest29045-21pluginstate08:45:400
17271992013,4cyclictest9-21ksoftirqd/011:42:410
17271992013,4cyclictest7151-21sh13:27:410
17271992013,4cyclictest28759-21fw_packets12:40:540
17271992013,4cyclictest10411-21diskmemload13:54:460
17271992012,5cyclictest14737-21grep11:45:390
17271991912,4cyclictest4129-21date12:10:540
17271991812,3cyclictest8959-21tr12:55:370
17271991812,3cyclictest10411-21diskmemload11:21:580
17271991811,4cyclictest10411-21diskmemload11:07:370
17271991810,5cyclictest7561-21apt-get11:00:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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