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2026-05-24 - 15:40
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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 Sun May 24, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1434021580,3sleep21069799cyclictest11:55:422
106891940,4ptp4l401ktimersoftd/308:37:363
33992770,2sleep00-21swapper/012:50:400
106891690,1ptp4l401ktimersoftd/312:51:463
106891690,1ptp4l401ktimersoftd/310:56:413
106891640,1ptp4l401ktimersoftd/311:11:303
1069799638,8cyclictest9053-21apt-get13:30:252
172812610,2sleep10-21swapper/108:50:331
106891610,2ptp4l401ktimersoftd/311:07:363
257772600,1sleep30-21swapper/313:45:563
72472590,2sleep00-21swapper/013:28:060
247832590,5sleep09-21ksoftirqd/011:00:360
106891580,1ptp4l401ktimersoftd/313:55:093
235552560,3sleep023542-21ssh13:45:210
104572554,39sleep00-21swapper/008:38:400
10697995222,5cyclictest33-21ksoftirqd/212:10:462
10697995220,17cyclictest33-21ksoftirqd/212:45:352
10697995123,10cyclictest33-21ksoftirqd/213:40:362
10697995122,6cyclictest33-21ksoftirqd/212:25:452
10697995122,6cyclictest33-21ksoftirqd/212:25:452
10697995122,5cyclictest33-21ksoftirqd/211:05:302
10697995121,8cyclictest33-21ksoftirqd/214:00:432
10697995038,3cyclictest33-21ksoftirqd/213:55:212
10697995037,3cyclictest33-21ksoftirqd/209:55:432
10697995019,9cyclictest33-21ksoftirqd/213:45:432
94082490,4sleep10-21swapper/108:35:331
10697994938,3cyclictest33-21ksoftirqd/209:10:142
10697994921,5cyclictest33-21ksoftirqd/208:45:302
10697994921,4cyclictest33-21ksoftirqd/208:55:332
10697994921,4cyclictest33-21ksoftirqd/208:55:332
10697994920,5cyclictest33-21ksoftirqd/208:50:412
10697994919,9cyclictest33-21ksoftirqd/210:35:392
10697994919,6cyclictest33-21ksoftirqd/213:05:362
106891490,1ptp4l401ktimersoftd/312:47:333
1069799483,9cyclictest33-21ksoftirqd/212:55:202
10697994821,9cyclictest33-21ksoftirqd/211:35:332
10697994821,5cyclictest33-21ksoftirqd/211:14:352
10697994820,10cyclictest33-21ksoftirqd/209:30:432
10697994818,8cyclictest33-21ksoftirqd/213:55:372
10697994818,6cyclictest33-21ksoftirqd/211:00:172
106891480,1ptp4l401ktimersoftd/309:39:063
1069799475,7cyclictest33-21ksoftirqd/210:45:282
1069799475,7cyclictest33-21ksoftirqd/210:45:282
1069799472,6cyclictest31496-21munin-run10:30:162
10697994721,9cyclictest33-21ksoftirqd/209:35:382
10697994721,4cyclictest33-21ksoftirqd/212:20:052
10697994720,4cyclictest33-21ksoftirqd/211:15:372
10697994718,8cyclictest33-21ksoftirqd/209:10:332
1069799470,9cyclictest30086-21unixbench_singl09:15:452
1069799466,7cyclictest33-21ksoftirqd/209:45:302
1069799466,6cyclictest33-21ksoftirqd/212:20:352
1069799465,7cyclictest33-21ksoftirqd/213:35:432
1069799465,3cyclictest33-21ksoftirqd/210:05:452
1069799463,7cyclictest33-21ksoftirqd/213:25:512
10697994619,4cyclictest33-21ksoftirqd/212:40:192
10697994619,4cyclictest33-21ksoftirqd/211:50:382
10697994618,8cyclictest33-21ksoftirqd/212:34:322
10697994617,8cyclictest33-21ksoftirqd/213:14:032
10697994617,10cyclictest33-21ksoftirqd/213:21:512
10697994617,10cyclictest33-21ksoftirqd/210:00:312
106891460,1ptp4l401ktimersoftd/312:09:053
106891460,1ptp4l401ktimersoftd/308:54:573
1069799456,6cyclictest33-21ksoftirqd/210:40:312
1069799456,6cyclictest33-21ksoftirqd/210:20:452
1069799456,3cyclictest33-21ksoftirqd/210:15:172
10697994523,7cyclictest33-21ksoftirqd/213:15:492
10697994520,8cyclictest33-21ksoftirqd/209:55:162
10697994519,9cyclictest33-21ksoftirqd/211:40:312
10697994517,10cyclictest33-21ksoftirqd/210:30:472
10697994516,8cyclictest33-21ksoftirqd/212:06:262
10697994516,8cyclictest33-21ksoftirqd/211:30:172
10697994516,8cyclictest33-21ksoftirqd/211:01:532
10697994515,8cyclictest33-21ksoftirqd/214:07:272
10697994515,8cyclictest33-21ksoftirqd/214:07:272
106891450,3ptp4l20433-21kworker/3:211:18:303
102772454,29sleep20-21swapper/208:36:202
1069799444,7cyclictest33-21ksoftirqd/211:20:332
10697994437,3cyclictest33-21ksoftirqd/209:00:182
10697994437,3cyclictest33-21ksoftirqd/209:00:182
10697994434,3cyclictest33-21ksoftirqd/208:45:142
10697994432,3cyclictest33-21ksoftirqd/211:45:302
10697994420,4cyclictest33-21ksoftirqd/209:40:432
10697994419,9cyclictest33-21ksoftirqd/209:20:452
10697994415,8cyclictest33-21ksoftirqd/210:52:542
10697994415,8cyclictest33-21ksoftirqd/210:52:542
1069799440,7cyclictest33-21ksoftirqd/211:30:332
1069799433,9cyclictest33-21ksoftirqd/212:00:422
1069799433,5cyclictest33-21ksoftirqd/210:20:162
195032420,2sleep10-21swapper/110:05:161
10697994231,3cyclictest33-21ksoftirqd/213:00:392
10697994231,3cyclictest33-21ksoftirqd/212:55:362
10697994231,3cyclictest33-21ksoftirqd/212:40:442
10697994115,10cyclictest33-21ksoftirqd/209:25:292
106891410,1ptp4l401ktimersoftd/313:55:383
106891410,1ptp4l401ktimersoftd/311:50:503
1068399412,10cyclictest64-21kswapd013:50:330
10683994119,4cyclictest9-21ksoftirqd/009:43:030
106891400,2ptp4l31366-21kworker/3:008:45:143
106891400,1ptp4l401ktimersoftd/313:35:373
106891400,1ptp4l401ktimersoftd/311:36:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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