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2026-07-11 - 16:11
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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 376 highest latencies:
System rackbslot6.osadl.org (updated Sat Jul 11, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2209521430,3sleep2102999cyclictest09:47:052
1068911020,4ptp4l401ktimersoftd/309:04:513
1068911020,4ptp4l401ktimersoftd/309:04:513
106891700,1ptp4l401ktimersoftd/313:40:223
327232640,6sleep10-21swapper/109:02:141
327232640,6sleep10-21swapper/109:02:141
127722610,3sleep112774-21grep10:36:581
1029995747,5cyclictest33-21ksoftirqd/212:02:012
106891560,2ptp4l8509-21kworker/3:109:11:443
106891560,1ptp4l401ktimersoftd/311:57:523
106891550,1ptp4l401ktimersoftd/311:31:573
71425431,12sleep219253-21kworker/2:109:04:262
71425431,12sleep219253-21kworker/2:109:04:262
106891520,1ptp4l401ktimersoftd/313:34:333
106891520,15ptp4l24180-21kworker/3:213:08:413
86772510,2sleep10-21swapper/112:26:111
106891510,1ptp4l401ktimersoftd/311:29:313
239692500,2sleep20-21swapper/209:52:032
101599506,7cyclictest9-21ksoftirqd/013:55:110
106891490,2ptp4l17423-21kworker/3:011:55:303
101599460,7cyclictest24967-21irqrtprio12:42:080
180162440,11sleep3401ktimersoftd/310:47:043
101599444,7cyclictest9-21ksoftirqd/011:06:550
101599437,7cyclictest9-21ksoftirqd/011:32:140
106891420,0ptp4l401ktimersoftd/312:42:263
101599426,7cyclictest9-21ksoftirqd/013:22:070
101599426,6cyclictest9-21ksoftirqd/014:20:300
101599421,8cyclictest3154-21phc2sys-jitter11:47:100
106891410,1ptp4l401ktimersoftd/311:15:383
101599415,6cyclictest9-21ksoftirqd/012:06:460
101599412,6cyclictest9-21ksoftirqd/013:57:200
106891400,1ptp4l401ktimersoftd/312:50:513
106891400,1ptp4l401ktimersoftd/312:50:513
101599406,7cyclictest9-21ksoftirqd/014:13:260
101599406,6cyclictest9-21ksoftirqd/012:52:190
101599405,6cyclictest9-21ksoftirqd/013:45:020
106891390,1ptp4l401ktimersoftd/313:02:063
101599396,6cyclictest0-21swapper/012:24:000
101599395,6cyclictest0-21swapper/011:25:460
101599392,6cyclictest9-21ksoftirqd/011:28:100
74423817,12sleep09-21ksoftirqd/009:04:480
74423817,12sleep09-21ksoftirqd/009:04:480
106891380,1ptp4l401ktimersoftd/314:36:143
106891380,1ptp4l401ktimersoftd/314:36:143
106891380,1ptp4l401ktimersoftd/314:20:473
106891380,1ptp4l401ktimersoftd/314:13:093
106891380,1ptp4l401ktimersoftd/314:10:263
106891380,1ptp4l401ktimersoftd/314:03:503
106891380,1ptp4l401ktimersoftd/313:59:533
106891380,1ptp4l401ktimersoftd/313:56:043
106891380,1ptp4l401ktimersoftd/313:47:253
106891380,1ptp4l401ktimersoftd/313:27:123
106891380,1ptp4l401ktimersoftd/312:25:503
106891380,1ptp4l401ktimersoftd/311:17:223
106891380,10ptp4l401ktimersoftd/312:14:123
106891380,0ptp4l401ktimersoftd/312:33:193
101599386,6cyclictest9-21ksoftirqd/012:38:300
106891370,2ptp4l17423-21kworker/3:011:48:003
106891370,1ptp4l401ktimersoftd/314:27:403
106891370,1ptp4l401ktimersoftd/313:25:483
106891370,1ptp4l401ktimersoftd/313:16:233
106891370,1ptp4l401ktimersoftd/312:52:413
106891370,1ptp4l401ktimersoftd/312:28:023
106891370,1ptp4l401ktimersoftd/312:11:243
106891370,1ptp4l401ktimersoftd/312:02:463
106891370,1ptp4l401ktimersoftd/311:42:593
106891370,1ptp4l401ktimersoftd/311:22:463
101599377,7cyclictest9-21ksoftirqd/012:17:000
101599376,7cyclictest9-21ksoftirqd/013:48:390
101599376,10cyclictest9-21ksoftirqd/012:09:290
101599375,7cyclictest9-21ksoftirqd/013:41:150
101599375,7cyclictest9-21ksoftirqd/013:18:400
101599375,7cyclictest9-21ksoftirqd/012:50:370
101599375,7cyclictest9-21ksoftirqd/012:50:370
101599372,6cyclictest9-21ksoftirqd/012:28:170
101599371,5cyclictest9-21ksoftirqd/013:12:140
101599370,5cyclictest0-21swapper/013:32:180
106891360,1ptp4l401ktimersoftd/313:42:283
106891360,1ptp4l401ktimersoftd/312:37:293
106891360,1ptp4l401ktimersoftd/312:16:553
106891360,1ptp4l401ktimersoftd/311:07:573
106891360,1ptp4l401ktimersoftd/311:02:023
106891360,1ptp4l401ktimersoftd/310:32:043
106891360,0ptp4l401ktimersoftd/312:59:493
106891360,0ptp4l401ktimersoftd/311:39:573
106891360,0ptp4l401ktimersoftd/310:27:063
1029993630,3cyclictest33-21ksoftirqd/213:36:502
101599365,7cyclictest9-21ksoftirqd/012:12:080
101599365,5cyclictest0-21swapper/011:20:040
101599364,6cyclictest9-21ksoftirqd/009:31:580
101599363,6cyclictest9-21ksoftirqd/014:11:310
101599360,6cyclictest101ktimersoftd/014:36:170
101599360,6cyclictest101ktimersoftd/014:36:170
106891350,2ptp4l8509-21kworker/3:109:56:473
101599357,7cyclictest9-21ksoftirqd/011:52:020
101599357,6cyclictest9-21ksoftirqd/013:07:040
101599356,7cyclictest9-21ksoftirqd/014:29:350
101599355,7cyclictest9-21ksoftirqd/014:01:540
101599355,7cyclictest9-21ksoftirqd/013:02:040
101599355,7cyclictest9-21ksoftirqd/009:49:110
101599355,7cyclictest9-21ksoftirqd/009:42:110
101599351,8cyclictest9-21ksoftirqd/010:46:590
106891340,2ptp4l24180-21kworker/3:213:20:043
1029993420,11cyclictest33-21ksoftirqd/209:21:542
101599346,7cyclictest9-21ksoftirqd/009:27:090
101599345,7cyclictest9-21ksoftirqd/010:01:580
101599344,5cyclictest0-21swapper/011:40:570
101599343,7cyclictest9-21ksoftirqd/011:42:280
106891330,1ptp4l8509-21kworker/3:109:19:053
106891330,1ptp4l401ktimersoftd/309:25:133
1029993328,3cyclictest33-21ksoftirqd/214:36:512
1029993328,3cyclictest33-21ksoftirqd/214:36:512
101599335,7cyclictest9-21ksoftirqd/009:07:020
101599335,4cyclictest30728-21kworker/0:109:23:570
101599334,8cyclictest9-21ksoftirqd/012:36:290
101599334,7cyclictest9-21ksoftirqd/012:01:460
101599334,6cyclictest9-21ksoftirqd/012:58:070
101599334,6cyclictest9-21ksoftirqd/010:17:080
106891320,1ptp4l401ktimersoftd/310:58:323
106891320,1ptp4l401ktimersoftd/309:42:203
1037993226,3cyclictest16093-21idleruntime-cro09:36:453
1029993227,3cyclictest33-21ksoftirqd/214:26:512
1029993226,3cyclictest33-21ksoftirqd/213:07:032
1029993220,6cyclictest33-21ksoftirqd/211:57:012
1020993226,3cyclictest25-21ksoftirqd/114:36:511
1020993226,3cyclictest25-21ksoftirqd/114:36:511
1020993225,4cyclictest25-21ksoftirqd/112:16:481
101599324,7cyclictest9-21ksoftirqd/014:25:220
101599323,8cyclictest9-21ksoftirqd/009:37:020
106891310,1ptp4l401ktimersoftd/310:53:553
106891310,1ptp4l401ktimersoftd/309:52:303
106891310,1ptp4l401ktimersoftd/309:46:543
106891310,0ptp4l401ktimersoftd/314:22:013
106891310,0ptp4l401ktimersoftd/310:02:393
1029993125,3cyclictest33-21ksoftirqd/214:12:052
1029993125,3cyclictest33-21ksoftirqd/212:56:492
1029993125,3cyclictest33-21ksoftirqd/212:26:482
1029993125,3cyclictest33-21ksoftirqd/211:56:482
1029993125,3cyclictest33-21ksoftirqd/211:22:012
1029993124,4cyclictest33-21ksoftirqd/210:36:452
1029993118,5cyclictest33-21ksoftirqd/210:46:572
101599316,6cyclictest9-21ksoftirqd/011:12:120
101599315,10cyclictest9-21ksoftirqd/010:37:030
101599314,8cyclictest9-21ksoftirqd/010:22:070
101599313,8cyclictest9-21ksoftirqd/010:12:000
101599310,6cyclictest9-21ksoftirqd/010:32:060
106891300,1ptp4l401ktimersoftd/309:37:523
1029993025,3cyclictest33-21ksoftirqd/213:17:032
1029993024,3cyclictest33-21ksoftirqd/214:02:222
1029993024,3cyclictest33-21ksoftirqd/212:11:482
1029993023,4cyclictest33-21ksoftirqd/211:30:042
1029993017,5cyclictest33-21ksoftirqd/209:06:562
1020993024,3cyclictest25-21ksoftirqd/112:37:081
101599305,9cyclictest9-21ksoftirqd/013:28:050
106891290,1ptp4l401ktimersoftd/310:37:403
106891290,0ptp4l401ktimersoftd/310:15:233
1029992924,3cyclictest33-21ksoftirqd/213:27:042
1029992923,3cyclictest33-21ksoftirqd/214:21:512
1029992923,3cyclictest33-21ksoftirqd/213:01:492
1029992923,3cyclictest33-21ksoftirqd/212:42:032
1029992923,3cyclictest33-21ksoftirqd/212:32:192
1029992923,3cyclictest33-21ksoftirqd/209:27:022
1029992915,6cyclictest33-21ksoftirqd/211:42:022
1020992923,3cyclictest25-21ksoftirqd/111:12:071
1020992922,5cyclictest25-21ksoftirqd/113:52:031
1020992922,4cyclictest25-21ksoftirqd/110:57:001
101599293,10cyclictest9-21ksoftirqd/010:07:220
106891280,1ptp4l401ktimersoftd/310:42:453
1029992823,3cyclictest33-21ksoftirqd/213:57:102
1029992823,3cyclictest33-21ksoftirqd/211:16:582
1029992822,4cyclictest33-21ksoftirqd/212:27:082
1029992822,4cyclictest33-21ksoftirqd/210:22:042
1029992822,3cyclictest33-21ksoftirqd/212:16:482
1029992822,3cyclictest33-21ksoftirqd/211:41:482
1029992822,3cyclictest33-21ksoftirqd/211:07:012
1029992822,3cyclictest33-21ksoftirqd/211:01:472
1029992822,3cyclictest33-21ksoftirqd/210:56:472
1029992822,3cyclictest33-21ksoftirqd/210:42:072
1029992822,3cyclictest33-21ksoftirqd/210:21:472
1029992822,3cyclictest33-21ksoftirqd/210:02:052
1029992821,4cyclictest33-21ksoftirqd/211:46:592
1029992821,4cyclictest33-21ksoftirqd/210:37:042
1020992822,3cyclictest25-21ksoftirqd/114:16:501
1020992822,3cyclictest25-21ksoftirqd/111:39:391
101599283,8cyclictest9-21ksoftirqd/010:57:070
101599282,8cyclictest9-21ksoftirqd/009:18:200
1037992721,3cyclictest41-21ksoftirqd/309:28:243
1029992722,3cyclictest33-21ksoftirqd/213:26:502
1029992722,3cyclictest33-21ksoftirqd/211:32:042
1029992722,3cyclictest33-21ksoftirqd/209:36:442
1029992721,3cyclictest33-21ksoftirqd/211:06:462
1029992721,3cyclictest33-21ksoftirqd/209:56:572
1029992721,3cyclictest33-21ksoftirqd/209:37:012
1029992721,3cyclictest33-21ksoftirqd/209:21:062
1029992720,4cyclictest33-21ksoftirqd/214:27:122
1029992720,4cyclictest33-21ksoftirqd/209:46:452
1020992722,3cyclictest25-21ksoftirqd/114:22:101
1020992722,3cyclictest25-21ksoftirqd/112:42:021
1020992722,3cyclictest25-21ksoftirqd/111:57:041
1020992722,3cyclictest25-21ksoftirqd/110:36:461
1020992722,3cyclictest25-21ksoftirqd/110:11:591
1020992721,3cyclictest25-21ksoftirqd/112:56:491
1020992721,3cyclictest25-21ksoftirqd/111:56:481
1020992720,4cyclictest25-21ksoftirqd/114:21:511
102099271,19cyclictest6132-21sh11:17:141
101599278,4cyclictest9-21ksoftirqd/009:56:580
101599274,6cyclictest9-21ksoftirqd/009:12:080
101599271,7cyclictest9-21ksoftirqd/009:52:000
1037992619,4cyclictest41-21ksoftirqd/309:14:393
1029992621,3cyclictest33-21ksoftirqd/213:52:052
1029992621,3cyclictest33-21ksoftirqd/213:46:502
1029992621,3cyclictest33-21ksoftirqd/213:02:092
1029992621,3cyclictest33-21ksoftirqd/212:47:082
1029992621,3cyclictest33-21ksoftirqd/212:47:082
1029992620,3cyclictest33-21ksoftirqd/214:07:102
1020992621,3cyclictest25-21ksoftirqd/111:27:041
1020992621,3cyclictest25-21ksoftirqd/109:21:561
1020992620,3cyclictest25-21ksoftirqd/113:37:051
1020992620,3cyclictest25-21ksoftirqd/113:02:091
1020992620,3cyclictest25-21ksoftirqd/109:16:561
1020992619,5cyclictest25-21ksoftirqd/112:32:011
101599266,6cyclictest9-21ksoftirqd/010:29:210
106891250,1ptp4l401ktimersoftd/310:06:583
1029992519,3cyclictest33-21ksoftirqd/213:47:092
1029992519,3cyclictest33-21ksoftirqd/213:16:502
1029992519,3cyclictest33-21ksoftirqd/210:31:362
1029992518,4cyclictest33-21ksoftirqd/210:09:542
1020992520,3cyclictest25-21ksoftirqd/113:57:031
1020992520,3cyclictest25-21ksoftirqd/113:22:091
1020992520,3cyclictest25-21ksoftirqd/112:57:021
1020992520,3cyclictest25-21ksoftirqd/111:47:041
1020992520,3cyclictest25-21ksoftirqd/110:52:061
1020992519,3cyclictest25-21ksoftirqd/111:44:121
1020992518,4cyclictest25-21ksoftirqd/110:10:171
1020992518,4cyclictest25-21ksoftirqd/109:07:421
101599256,4cyclictest9-21ksoftirqd/010:42:050
1037992418,3cyclictest41-21ksoftirqd/310:18:043
1029992419,3cyclictest33-21ksoftirqd/212:37:082
1029992419,3cyclictest33-21ksoftirqd/211:12:182
1029992419,3cyclictest33-21ksoftirqd/209:11:592
1020992420,2cyclictest25-21ksoftirqd/113:32:181
1020992419,3cyclictest25-21ksoftirqd/113:16:501
1020992419,3cyclictest25-21ksoftirqd/112:47:081
1020992419,3cyclictest25-21ksoftirqd/112:47:081
1020992419,3cyclictest25-21ksoftirqd/112:16:511
1020992419,3cyclictest25-21ksoftirqd/110:18:481
1020992419,3cyclictest25-21ksoftirqd/109:42:061
1020992418,4cyclictest24815-21kworker/1:109:36:451
1020992418,3cyclictest25-21ksoftirqd/110:48:001
1020992417,5cyclictest25-21ksoftirqd/114:09:001
1020992417,4cyclictest25-21ksoftirqd/110:21:561
101599243,9cyclictest20802-21strings10:52:080
106891230,1ptp4l401ktimersoftd/310:22:103
1029992318,3cyclictest33-21ksoftirqd/213:41:502
1029992316,4cyclictest33-21ksoftirqd/210:14:272
1029992314,6cyclictest33-21ksoftirqd/212:17:012
1020992318,3cyclictest25-21ksoftirqd/114:02:111
1020992318,3cyclictest25-21ksoftirqd/113:42:041
1020992318,3cyclictest25-21ksoftirqd/113:17:031
1020992318,3cyclictest25-21ksoftirqd/112:27:081
1020992318,3cyclictest25-21ksoftirqd/109:11:451
1020992317,3cyclictest25-21ksoftirqd/113:07:101
1020992314,5cyclictest27688-21latency_hist13:51:511
102099230,17cyclictest190-21jbd2/sda1-812:02:071
1015992317,3cyclictest24541-21dpkg11:01:470
1020992218,3cyclictest25-21ksoftirqd/114:27:091
1020992217,3cyclictest25-21ksoftirqd/113:29:501
1020992217,3cyclictest25-21ksoftirqd/111:22:181
1020992217,3cyclictest25-21ksoftirqd/111:07:081
1020992217,3cyclictest25-21ksoftirqd/110:42:021
1020992217,3cyclictest25-21ksoftirqd/109:41:451
1020992116,3cyclictest25-21ksoftirqd/111:02:021
1020992116,3cyclictest25-21ksoftirqd/110:27:041
1020992116,3cyclictest25-21ksoftirqd/109:47:041
1020992115,4cyclictest25-21ksoftirqd/109:52:021
1020992114,4cyclictest29672-21timedrift10:02:141
102099209,8cyclictest12163-21awk09:27:031
1020992015,3cyclictest25-21ksoftirqd/112:07:191
1020992015,3cyclictest25-21ksoftirqd/111:32:071
1020991914,3cyclictest25-21ksoftirqd/109:56:571
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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