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2026-08-02 - 21:49
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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 Aug 02, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3244421720,2sleep3553899cyclictest14:04:223
1903321720,4sleep2553299cyclictest11:39:112
2652821610,4sleep3553899cyclictest13:24:513
753021440,3sleep1552299cyclictest11:27:181
1068911040,3ptp4l401ktimersoftd/309:14:193
106891790,1ptp4l401ktimersoftd/312:05:373
106891720,1ptp4l401ktimersoftd/314:31:443
106891710,1ptp4l401ktimersoftd/313:56:273
106891710,1ptp4l401ktimersoftd/313:56:273
106891680,1ptp4l401ktimersoftd/311:21:363
201542670,4sleep2321ktimersoftd/214:24:402
127152640,5sleep012706-21fschecks_count10:39:110
106891620,1ptp4l401ktimersoftd/310:44:203
251262600,2sleep00-21swapper/011:44:230
106891600,1ptp4l401ktimersoftd/314:34:133
51292594,10sleep10-21swapper/109:15:161
270522590,1sleep00-21swapper/012:19:240
202192580,1sleep00-21swapper/012:45:130
106891580,1ptp4l401ktimersoftd/311:04:433
158892570,3sleep3553899cyclictest11:34:463
106891570,1ptp4l401ktimersoftd/310:03:163
72162560,2sleep00-21swapper/013:05:050
231142550,1sleep00-21swapper/011:43:430
106891550,13ptp4l401ktimersoftd/314:17:153
106891540,1ptp4l401ktimersoftd/310:29:253
119562510,2sleep10-21swapper/113:09:521
177962500,2sleep20-21swapper/213:49:232
321212490,2sleep30-21swapper/313:31:053
106891490,2ptp4l32413-21kworker/3:011:44:133
32832484,31sleep20-21swapper/209:14:042
106891460,1ptp4l401ktimersoftd/314:41:183
5517994537,4cyclictest9-21ksoftirqd/014:24:130
106891450,1ptp4l401ktimersoftd/312:34:473
106891430,1ptp4l401ktimersoftd/313:13:453
106891410,1ptp4l401ktimersoftd/311:31:253
106891400,1ptp4l401ktimersoftd/312:39:233
5538993932,4cyclictest41-21ksoftirqd/312:14:073
106891390,1ptp4l401ktimersoftd/312:47:253
5517993829,5cyclictest9-21ksoftirqd/014:09:120
106891380,1ptp4l401ktimersoftd/314:28:463
106891380,1ptp4l401ktimersoftd/313:42:193
106891380,1ptp4l401ktimersoftd/313:15:073
106891380,1ptp4l401ktimersoftd/312:52:113
106891380,1ptp4l401ktimersoftd/312:33:573
106891380,1ptp4l401ktimersoftd/312:27:033
106891380,1ptp4l401ktimersoftd/312:02:273
106891380,1ptp4l401ktimersoftd/312:02:273
106891380,1ptp4l401ktimersoftd/311:28:093
106891380,0ptp4l401ktimersoftd/313:48:223
106891370,1ptp4l401ktimersoftd/314:44:333
106891370,1ptp4l401ktimersoftd/314:20:503
106891370,1ptp4l401ktimersoftd/314:10:413
106891370,1ptp4l401ktimersoftd/313:35:183
106891370,1ptp4l401ktimersoftd/313:05:193
106891370,1ptp4l401ktimersoftd/312:59:093
106891370,1ptp4l401ktimersoftd/312:22:033
106891370,1ptp4l401ktimersoftd/312:10:323
106891370,1ptp4l401ktimersoftd/312:10:323
106891370,1ptp4l401ktimersoftd/311:52:513
106891370,0ptp4l401ktimersoftd/313:52:463
106891360,0ptp4l401ktimersoftd/314:00:553
106891360,0ptp4l401ktimersoftd/311:43:403
106891360,0ptp4l401ktimersoftd/309:50:493
5522993528,4cyclictest28684-21cron11:13:551
5532993423,9cyclictest33-21ksoftirqd/213:14:142
5532993422,9cyclictest33-21ksoftirqd/212:14:152
553299340,31cyclictest15620-21sh09:38:532
106891340,2ptp4l7917-21kworker/3:109:57:083
106891340,1ptp4l401ktimersoftd/313:21:313
522023312,9sleep00-21swapper/009:16:280
124832330,2sleep20-21swapper/211:32:202
106891330,1ptp4l401ktimersoftd/310:24:223
106891330,1ptp4l401ktimersoftd/309:47:293
5517993226,3cyclictest9-21ksoftirqd/012:03:560
5517993226,3cyclictest9-21ksoftirqd/012:03:560
5517993219,6cyclictest9-21ksoftirqd/013:54:110
5517993219,6cyclictest9-21ksoftirqd/013:54:110
106891320,1ptp4l401ktimersoftd/310:40:003
5538993125,3cyclictest41-21ksoftirqd/312:54:163
5538993119,10cyclictest41-21ksoftirqd/309:39:213
5532993120,9cyclictest33-21ksoftirqd/213:11:482
145022310,2sleep20-21swapper/212:07:252
106891310,1ptp4l401ktimersoftd/310:49:473
106891310,1ptp4l401ktimersoftd/310:13:193
5538993024,3cyclictest41-21ksoftirqd/310:59:113
5532993019,9cyclictest33-21ksoftirqd/211:28:542
5517993017,7cyclictest9-21ksoftirqd/012:42:340
1797023023,3sleep125-21ksoftirqd/109:43:531
106891300,0ptp4l401ktimersoftd/311:16:513
5532992924,3cyclictest33-21ksoftirqd/212:59:122
5532992924,3cyclictest33-21ksoftirqd/211:54:162
5532992924,3cyclictest33-21ksoftirqd/211:19:152
5532992923,3cyclictest33-21ksoftirqd/212:49:162
551799293,16cyclictest3963-21ssh11:24:050
5517992923,3cyclictest9-21ksoftirqd/012:08:560
106891290,1ptp4l401ktimersoftd/309:28:103
5538992821,3cyclictest41-21ksoftirqd/310:23:543
5532992823,3cyclictest33-21ksoftirqd/213:29:172
5532992823,3cyclictest33-21ksoftirqd/210:08:532
5532992822,3cyclictest33-21ksoftirqd/213:04:282
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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