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2026-03-06 - 18:11
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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 highest latencies:
System rackbslot6.osadl.org (updated Fri Mar 06, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2638621540,3sleep02565599cyclictest07:56:470
1068911120,3ptp4l401ktimersoftd/307:52:063
193152730,21sleep00-21swapper/012:08:440
106891650,1ptp4l401ktimersoftd/313:11:543
154012630,1sleep20-21swapper/211:31:522
34542620,2sleep30-21swapper/310:12:113
136042620,4sleep013608-21unixbench_singl09:42:010
25676996150,5cyclictest41-21ksoftirqd/310:46:453
252332614,10sleep20-21swapper/207:52:222
25676996049,5cyclictest41-21ksoftirqd/308:16:453
25676995846,5cyclictest41-21ksoftirqd/310:01:483
25676995830,3cyclictest41-21ksoftirqd/309:51:543
236432580,5sleep023644-21fschecks_count12:46:540
84952570,2sleep00-21swapper/013:04:080
25676995746,5cyclictest41-21ksoftirqd/312:11:493
128542560,2sleep10-21swapper/111:28:501
106891560,1ptp4l401ktimersoftd/310:08:183
25676995446,4cyclictest41-21ksoftirqd/309:06:453
21392540,2sleep10-21swapper/112:24:511
25676995340,5cyclictest41-21ksoftirqd/312:06:493
231312530,2sleep00-21swapper/010:00:360
25676995134,6cyclictest41-21ksoftirqd/309:47:033
258832500,2sleep3391rcuc/307:56:423
25676995039,4cyclictest41-21ksoftirqd/311:06:473
25660994942,4cyclictest25-21ksoftirqd/110:41:461
25676994825,7cyclictest41-21ksoftirqd/311:41:363
25676994627,6cyclictest41-21ksoftirqd/313:22:013
106891460,1ptp4l401ktimersoftd/310:26:193
25676994537,4cyclictest41-21ksoftirqd/312:46:433
25660994524,3cyclictest25-21ksoftirqd/108:41:471
25660994524,3cyclictest25-21ksoftirqd/108:41:471
106891450,0ptp4l401ktimersoftd/311:31:383
25676994438,3cyclictest41-21ksoftirqd/311:16:483
25676994433,4cyclictest41-21ksoftirqd/308:31:443
25676994319,4cyclictest41-21ksoftirqd/313:10:003
25676994319,4cyclictest41-21ksoftirqd/308:01:593
25676994231,3cyclictest41-21ksoftirqd/312:01:563
25676994228,3cyclictest41-21ksoftirqd/310:56:523
25676994227,11cyclictest41-21ksoftirqd/310:36:563
25676994224,5cyclictest41-21ksoftirqd/309:11:543
25676994222,4cyclictest41-21ksoftirqd/308:07:023
25676994217,4cyclictest41-21ksoftirqd/312:29:453
25676994217,4cyclictest41-21ksoftirqd/308:27:003
25676994214,5cyclictest41-21ksoftirqd/312:45:573
25676994212,8cyclictest41-21ksoftirqd/311:53:193
25676994212,7cyclictest41-21ksoftirqd/312:35:293
2567699417,7cyclictest41-21ksoftirqd/313:06:383
25676994128,10cyclictest41-21ksoftirqd/312:21:493
25676994127,10cyclictest41-21ksoftirqd/311:21:513
25676994121,7cyclictest41-21ksoftirqd/309:31:533
25676994119,7cyclictest41-21ksoftirqd/312:16:403
25676994119,7cyclictest41-21ksoftirqd/312:16:403
25676994116,4cyclictest41-21ksoftirqd/312:01:163
25676994116,4cyclictest41-21ksoftirqd/310:41:543
25676994116,4cyclictest41-21ksoftirqd/310:31:473
25676994116,4cyclictest41-21ksoftirqd/310:31:473
25676994115,7cyclictest41-21ksoftirqd/310:19:103
25676994115,4cyclictest41-21ksoftirqd/311:42:203
25660994136,3cyclictest25-21ksoftirqd/112:46:501
25655994114,5cyclictest9-21ksoftirqd/010:26:470
106891410,16ptp4l401ktimersoftd/308:41:503
106891410,16ptp4l401ktimersoftd/308:41:503
2567699406,8cyclictest41-21ksoftirqd/310:26:513
2567699404,8cyclictest41-21ksoftirqd/311:26:513
2567699403,3cyclictest41-21ksoftirqd/308:11:533
25676994027,6cyclictest41-21ksoftirqd/308:36:493
25676994022,6cyclictest41-21ksoftirqd/312:36:593
25676994018,10cyclictest41-21ksoftirqd/309:21:513
25676994017,7cyclictest41-21ksoftirqd/311:46:523
25676994017,7cyclictest41-21ksoftirqd/309:56:523
25676994016,4cyclictest41-21ksoftirqd/311:01:473
25676994015,4cyclictest41-21ksoftirqd/313:20:093
25676994015,4cyclictest41-21ksoftirqd/311:11:543
2567699399,4cyclictest41-21ksoftirqd/312:54:393
25676993924,5cyclictest41-21ksoftirqd/308:21:483
2567699392,3cyclictest41-21ksoftirqd/309:41:523
25676993911,16cyclictest41-21ksoftirqd/308:47:013
2566099392,5cyclictest25-21ksoftirqd/112:56:561
25676993825,3cyclictest41-21ksoftirqd/308:51:453
25676993814,4cyclictest41-21ksoftirqd/309:02:003
25660993831,4cyclictest25-21ksoftirqd/109:11:431
25676993724,3cyclictest41-21ksoftirqd/309:17:103
25676993710,9cyclictest41-21ksoftirqd/309:36:483
2566099372,5cyclictest16165-21apt-get10:26:471
25655993730,4cyclictest30372-21cron10:41:340
106891370,1ptp4l401ktimersoftd/312:57:043
106891370,1ptp4l401ktimersoftd/309:00:353
25660993630,4cyclictest25-21ksoftirqd/108:26:421
25660993630,3cyclictest25-21ksoftirqd/110:36:451
25660993629,4cyclictest25-21ksoftirqd/112:26:481
25655993631,3cyclictest19708-21acpi11:36:500
25676993529,3cyclictest41-21ksoftirqd/310:51:573
25676993522,10cyclictest41-21ksoftirqd/309:27:003
2566099353,6cyclictest25-21ksoftirqd/111:06:531
25660993530,3cyclictest25-21ksoftirqd/112:36:491
25660993528,4cyclictest25-21ksoftirqd/109:41:451
25660993523,3cyclictest25-21ksoftirqd/110:01:561
25660993514,3cyclictest25-21ksoftirqd/108:36:471
25660993428,4cyclictest25-21ksoftirqd/111:46:491
25660993426,6cyclictest25-21ksoftirqd/113:06:511
25655993429,3cyclictest9-21ksoftirqd/011:11:350
25655993427,3cyclictest9-21ksoftirqd/007:56:310
25660993327,4cyclictest25-21ksoftirqd/110:11:341
25660993327,3cyclictest25-21ksoftirqd/112:06:501
25660993326,4cyclictest25-21ksoftirqd/109:46:461
2566099332,3cyclictest121rcu_preempt07:56:311
2565599338,3cyclictest121rcu_preempt11:12:050
25660993227,3cyclictest25-21ksoftirqd/110:52:021
25660993221,9cyclictest25-21ksoftirqd/111:36:561
25660993220,10cyclictest25-21ksoftirqd/113:21:511
2566099321,3cyclictest121rcu_preempt11:18:581
2566099321,2cyclictest121rcu_preempt12:20:191
2566099321,2cyclictest121rcu_preempt12:20:191
25655993226,3cyclictest9-21ksoftirqd/013:16:380
25655993226,3cyclictest9-21ksoftirqd/011:06:350
25660993127,2cyclictest25-21ksoftirqd/109:26:371
25660993126,3cyclictest25-21ksoftirqd/109:11:331
25660993125,4cyclictest25-21ksoftirqd/112:46:381
25660993125,4cyclictest25-21ksoftirqd/108:51:321
25660993118,10cyclictest25-21ksoftirqd/111:41:471
2566099310,3cyclictest121rcu_preempt11:06:241
25655993126,3cyclictest9-21ksoftirqd/008:01:320
25655993125,3cyclictest9-21ksoftirqd/012:56:550
25655993125,3cyclictest9-21ksoftirqd/008:41:440
25655993125,3cyclictest9-21ksoftirqd/008:41:440
25655993125,3cyclictest9-21ksoftirqd/008:31:310
179632310,2sleep20-21swapper/212:41:382
2566099304,7cyclictest121rcu_preempt09:06:321
25660993025,3cyclictest25-21ksoftirqd/112:56:381
25660993025,3cyclictest25-21ksoftirqd/111:16:361
25660993025,3cyclictest25-21ksoftirqd/110:57:031
25660993024,3cyclictest25-21ksoftirqd/110:26:341
25660993023,4cyclictest25-21ksoftirqd/111:56:361
25655993026,2cyclictest9-21ksoftirqd/009:26:330
25655993025,3cyclictest9-21ksoftirqd/012:21:370
25655993025,3cyclictest9-21ksoftirqd/012:21:370
25655993025,3cyclictest9-21ksoftirqd/012:01:360
53252290,4sleep233-21ksoftirqd/210:15:242
25660992925,3cyclictest25-21ksoftirqd/110:46:501
25660992924,3cyclictest25-21ksoftirqd/110:31:501
25660992924,3cyclictest25-21ksoftirqd/110:31:501
25660992924,3cyclictest25-21ksoftirqd/109:26:331
25660992924,3cyclictest25-21ksoftirqd/108:36:321
25660992924,3cyclictest25-21ksoftirqd/108:26:311
25660992924,3cyclictest25-21ksoftirqd/108:21:311
25660992923,3cyclictest25-21ksoftirqd/113:16:521
25660992923,3cyclictest25-21ksoftirqd/112:36:381
25660992923,3cyclictest25-21ksoftirqd/112:11:571
25660992923,3cyclictest25-21ksoftirqd/111:21:501
25660992923,3cyclictest25-21ksoftirqd/107:56:471
25660992922,3cyclictest25-21ksoftirqd/109:36:451
25660992914,4cyclictest25-21ksoftirqd/111:31:501
2565599298,4cyclictest9-21ksoftirqd/012:21:480
25655992924,3cyclictest9-21ksoftirqd/012:51:560
25655992924,3cyclictest9-21ksoftirqd/012:11:550
25655992924,3cyclictest9-21ksoftirqd/011:41:490
25655992924,3cyclictest9-21ksoftirqd/010:26:340
25655992924,3cyclictest9-21ksoftirqd/010:16:500
25655992924,3cyclictest9-21ksoftirqd/010:11:340
25655992923,3cyclictest9-21ksoftirqd/012:01:530
25655992923,3cyclictest9-21ksoftirqd/011:51:520
25655992923,3cyclictest9-21ksoftirqd/011:16:540
82042280,4sleep0101ktimersoftd/011:24:150
25667992822,3cyclictest33-21ksoftirqd/208:26:312
25667992821,4cyclictest33-21ksoftirqd/211:09:562
25660992823,3cyclictest25-21ksoftirqd/113:11:521
25660992823,3cyclictest25-21ksoftirqd/112:01:361
25660992823,3cyclictest25-21ksoftirqd/110:11:481
25660992823,3cyclictest25-21ksoftirqd/108:06:591
25660992823,3cyclictest25-21ksoftirqd/108:06:321
25660992821,4cyclictest25-21ksoftirqd/110:16:491
25655992823,3cyclictest9-21ksoftirqd/012:46:380
25655992823,3cyclictest9-21ksoftirqd/011:31:540
25655992823,3cyclictest6293-21kworker/u8:010:59:460
25655992822,3cyclictest9-21ksoftirqd/009:36:330
25667992721,3cyclictest33-21ksoftirqd/213:17:032
25667992721,3cyclictest33-21ksoftirqd/211:31:362
25660992722,3cyclictest25-21ksoftirqd/112:01:571
25660992722,3cyclictest25-21ksoftirqd/110:01:331
25660992722,3cyclictest25-21ksoftirqd/109:56:341
25660992722,3cyclictest25-21ksoftirqd/109:31:501
25660992722,3cyclictest25-21ksoftirqd/109:17:021
25660992721,3cyclictest25-21ksoftirqd/108:56:321
25660992715,9cyclictest25-21ksoftirqd/113:01:511
25655992722,3cyclictest9-21ksoftirqd/013:07:060
25655992722,3cyclictest9-21ksoftirqd/012:36:560
25655992722,3cyclictest9-21ksoftirqd/011:26:470
25655992722,3cyclictest9-21ksoftirqd/010:11:480
25655992722,3cyclictest9-21ksoftirqd/008:56:500
25655992722,3cyclictest9-21ksoftirqd/008:51:500
25655992721,3cyclictest9-21ksoftirqd/012:31:560
25655992721,3cyclictest9-21ksoftirqd/011:51:360
25655992721,3cyclictest9-21ksoftirqd/010:51:350
25655992721,3cyclictest9-21ksoftirqd/009:56:340
25655992721,3cyclictest9-21ksoftirqd/009:06:320
25655992721,3cyclictest9-21ksoftirqd/008:46:510
46872260,4sleep2321ktimersoftd/209:26:342
25667992620,4cyclictest33-21ksoftirqd/210:51:472
25667992620,3cyclictest33-21ksoftirqd/212:35:352
25667992620,3cyclictest33-21ksoftirqd/212:00:262
2566099262,4cyclictest25-21ksoftirqd/108:11:441
25655992621,3cyclictest9-21ksoftirqd/012:31:370
25655992621,3cyclictest9-21ksoftirqd/010:51:510
25655992621,3cyclictest9-21ksoftirqd/010:41:520
25655992621,3cyclictest9-21ksoftirqd/010:06:330
25655992621,3cyclictest9-21ksoftirqd/009:21:330
25655992621,3cyclictest9-21ksoftirqd/008:21:450
25655992621,3cyclictest9-21ksoftirqd/008:11:310
25655992620,3cyclictest9-21ksoftirqd/009:16:330
25655992620,3cyclictest9-21ksoftirqd/009:11:320
279692251,19sleep228236-21ps08:01:322
25667992520,3cyclictest33-21ksoftirqd/213:11:592
25667992520,3cyclictest33-21ksoftirqd/211:52:052
25667992519,4cyclictest33-21ksoftirqd/207:59:262
25667992519,3cyclictest33-21ksoftirqd/211:19:292
25667992519,3cyclictest33-21ksoftirqd/210:40:052
25667992519,3cyclictest33-21ksoftirqd/208:42:562
25667992519,3cyclictest33-21ksoftirqd/208:42:562
25667992519,3cyclictest33-21ksoftirqd/208:15:002
25667992511,11cyclictest25560-21if_enp1s013:21:552
25660992520,3cyclictest25-21ksoftirqd/108:58:041
25655992520,3cyclictest9-21ksoftirqd/013:26:390
25655992520,3cyclictest9-21ksoftirqd/008:11:490
25655992518,5cyclictest9-21ksoftirqd/009:30:250
1665222519,3sleep233-21ksoftirqd/210:59:532
123222250,2sleep20-21swapper/212:01:552
104402250,2sleep20-21swapper/210:20:502
25667992419,3cyclictest33-21ksoftirqd/211:46:562
25667992419,3cyclictest33-21ksoftirqd/211:14:382
25667992419,3cyclictest33-21ksoftirqd/208:36:312
25667992418,3cyclictest33-21ksoftirqd/209:10:102
25667992418,3cyclictest33-21ksoftirqd/208:49:002
25667992417,4cyclictest33-21ksoftirqd/209:41:032
25667992417,4cyclictest33-21ksoftirqd/208:56:392
25655992419,3cyclictest9904-21grep09:36:480
25655992419,3cyclictest9-21ksoftirqd/010:35:560
25655992419,3cyclictest9-21ksoftirqd/010:35:560
25655992419,3cyclictest9-21ksoftirqd/008:31:500
25655992418,3cyclictest9-21ksoftirqd/009:48:270
25655992417,4cyclictest9-21ksoftirqd/008:39:190
25667992318,3cyclictest33-21ksoftirqd/210:41:372
25667992317,3cyclictest33-21ksoftirqd/211:43:372
25667992317,3cyclictest33-21ksoftirqd/209:54:512
25667992317,3cyclictest33-21ksoftirqd/209:42:132
25667992317,3cyclictest33-21ksoftirqd/208:39:462
25655992318,3cyclictest9-21ksoftirqd/013:21:390
25655992318,3cyclictest9-21ksoftirqd/008:16:450
2566799228,11cyclictest5263-21latency_hist13:01:382
2566799223,3cyclictest121rcu_preempt10:27:482
25667992217,3cyclictest33-21ksoftirqd/212:41:542
25667992217,3cyclictest33-21ksoftirqd/209:32:142
25667992216,3cyclictest33-21ksoftirqd/211:25:092
25667992216,3cyclictest33-21ksoftirqd/209:26:202
2566799220,2cyclictest0-21swapper/210:07:352
25667992116,3cyclictest33-21ksoftirqd/212:46:572
25667992116,3cyclictest33-21ksoftirqd/212:06:572
25667992115,3cyclictest33-21ksoftirqd/210:06:332
25667992114,4cyclictest29428-21sh12:19:222
25667992114,4cyclictest29428-21sh12:19:222
25667992114,4cyclictest14825-21grep09:46:512
25667992113,4cyclictest1055-21runrttasks10:00:122
2566799207,10cyclictest5981-21taskset10:48:152
2566799207,10cyclictest24639-21sh10:35:062
2566799207,10cyclictest24639-21sh10:35:062
25667992016,3cyclictest33-21ksoftirqd/212:15:552
25667992014,4cyclictest33-21ksoftirqd/209:20:152
25667992014,3cyclictest5846-21sh12:27:482
25667992014,3cyclictest33-21ksoftirqd/209:05:202
25667992014,3cyclictest33-21ksoftirqd/208:30:482
25667992014,3cyclictest21630-21sh11:37:102
25667992014,3cyclictest20889-21gltestperf08:51:482
25667992013,4cyclictest7581-21sh13:02:342
25667992013,4cyclictest33-21ksoftirqd/208:18:252
25667992013,4cyclictest31565-21expr08:06:532
25667992013,4cyclictest22527-21latency_hist11:06:362
25667992011,6cyclictest47150irq/102-ens3-Tx12:51:502
2566799201,16cyclictest31579-21grep09:12:002
25667991914,3cyclictest13029-21tail10:22:032
25667991913,3cyclictest3250-21date12:26:372
25667991912,4cyclictest10603-21expr13:06:512
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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