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2026-08-17 - 20:28
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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 100 highest latencies:
System rackbslot6.osadl.org (updated Mon Aug 17, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
880321850,4sleep0345299cyclictest12:12:000
2930721800,4sleep2346299cyclictest14:44:432
2930721800,4sleep2346299cyclictest14:44:432
3201121570,4sleep2346299cyclictest10:22:342
1423121500,5sleep1345799cyclictest14:28:481
1068911010,4ptp4l401ktimersoftd/309:22:203
151812890,2sleep30-21swapper/314:30:273
3452998167,7cyclictest9-21ksoftirqd/013:22:270
106891780,1ptp4l401ktimersoftd/314:39:203
106891710,10ptp4l401ktimersoftd/312:24:133
106891690,9ptp4l401ktimersoftd/314:45:393
106891690,9ptp4l401ktimersoftd/314:45:393
106891690,1ptp4l401ktimersoftd/314:21:053
106891650,1ptp4l401ktimersoftd/312:38:513
26512640,2sleep30-21swapper/314:51:183
26512640,2sleep30-21swapper/314:51:183
206062630,2sleep20-21swapper/211:50:142
58532620,4sleep35852-21wc09:32:093
3452996250,4cyclictest9-21ksoftirqd/013:47:260
30802595,42sleep00-21swapper/009:23:380
64962580,4sleep0345299cyclictest14:22:130
106891580,1ptp4l401ktimersoftd/312:06:463
106891580,1ptp4l401ktimersoftd/311:39:363
77202570,4sleep233-21ksoftirqd/212:42:342
106891570,1ptp4l401ktimersoftd/313:31:293
251052560,2sleep20-21swapper/212:27:362
106891560,1ptp4l401ktimersoftd/313:02:473
106891560,1ptp4l401ktimersoftd/313:02:473
46642550,2sleep00-21swapper/012:39:430
106891540,0ptp4l401ktimersoftd/311:58:063
3457995317,4cyclictest25-21ksoftirqd/114:19:351
346299529,7cyclictest16052-21cat12:52:142
3457995220,8cyclictest25-21ksoftirqd/113:37:571
3457995220,4cyclictest25-21ksoftirqd/113:09:451
106891520,1ptp4l401ktimersoftd/314:13:553
3457995119,7cyclictest25-21ksoftirqd/111:28:081
106891500,2ptp4l15852-21kworker/3:011:31:263
3462994920,8cyclictest33-21ksoftirqd/211:34:482
345799493,8cyclictest241ktimersoftd/112:52:131
3457994817,7cyclictest25-21ksoftirqd/113:48:221
3457994718,8cyclictest25-21ksoftirqd/111:45:381
346299465,6cyclictest23125-21latency_hist10:07:102
345799463,6cyclictest25-21ksoftirqd/110:02:321
3457994618,9cyclictest25-21ksoftirqd/112:03:541
3452994636,5cyclictest9-21ksoftirqd/012:42:250
106891460,2ptp4l26172-21kworker/3:013:17:513
106891460,2ptp4l15852-21kworker/3:012:12:073
346299456,5cyclictest33-21ksoftirqd/210:07:322
345799453,6cyclictest241ktimersoftd/111:57:321
3452994533,6cyclictest9-21ksoftirqd/012:47:280
106891450,1ptp4l401ktimersoftd/313:13:173
346299445,6cyclictest11275-21processes13:52:362
3457994419,7cyclictest25-21ksoftirqd/112:09:441
3457994416,7cyclictest25-21ksoftirqd/114:35:191
3462994321,8cyclictest33-21ksoftirqd/212:59:242
3462994320,8cyclictest33-21ksoftirqd/213:28:352
345799436,5cyclictest47050irq/101-ens3-Tx12:32:191
345799434,7cyclictest23471-21irqrtprio11:12:291
3457994318,3cyclictest25-21ksoftirqd/114:04:051
3457994317,7cyclictest25-21ksoftirqd/111:53:101
345799431,6cyclictest241ktimersoftd/111:02:111
3457994312,4cyclictest25-21ksoftirqd/111:37:011
3452994333,5cyclictest9-21ksoftirqd/011:57:280
3452994331,6cyclictest9-21ksoftirqd/013:17:250
106891430,1ptp4l401ktimersoftd/313:53:113
3462994219,8cyclictest33-21ksoftirqd/214:23:272
346299420,6cyclictest0-21swapper/213:39:002
3452994232,5cyclictest9-21ksoftirqd/014:52:280
346299417,6cyclictest33-21ksoftirqd/210:32:392
346299416,5cyclictest33-21ksoftirqd/214:18:172
345799415,6cyclictest25-21ksoftirqd/113:16:321
345799415,5cyclictest25-21ksoftirqd/111:19:411
345799415,5cyclictest25-21ksoftirqd/111:19:411
345799414,6cyclictest25-21ksoftirqd/112:43:471
345799413,6cyclictest25-21ksoftirqd/113:42:351
345799413,5cyclictest25-21ksoftirqd/114:37:281
3457994120,7cyclictest25-21ksoftirqd/111:38:311
3457994114,7cyclictest25-21ksoftirqd/114:25:271
345799410,8cyclictest241ktimersoftd/114:42:361
345799410,8cyclictest241ktimersoftd/114:42:361
345799410,7cyclictest8485-21basename13:17:251
30612416,25sleep10-21swapper/109:23:231
346299405,5cyclictest33-21ksoftirqd/212:06:412
345799409,6cyclictest25-21ksoftirqd/110:22:291
345799405,8cyclictest21642-21kworker/u8:012:52:421
345799404,6cyclictest25-21ksoftirqd/114:55:571
345799404,6cyclictest25-21ksoftirqd/113:22:381
345799403,6cyclictest25-21ksoftirqd/112:12:481
3457994019,8cyclictest25-21ksoftirqd/113:03:181
3457994019,8cyclictest25-21ksoftirqd/113:03:181
3457994018,4cyclictest25-21ksoftirqd/114:16:071
3467993927,10cyclictest41-21ksoftirqd/314:02:353
346299398,5cyclictest33-21ksoftirqd/214:16:402
346299395,5cyclictest33-21ksoftirqd/213:26:112
346299392,7cyclictest29641-21diskmemload11:40:442
3462993918,4cyclictest33-21ksoftirqd/212:01:062
3462993913,7cyclictest33-21ksoftirqd/214:28:442
345799394,6cyclictest25-21ksoftirqd/114:09:511
345799394,6cyclictest25-21ksoftirqd/112:20:091
345799394,14cyclictest25-21ksoftirqd/113:28:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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