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2026-06-14 - 06:27
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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 Jun 14, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2290921780,5sleep03025599cyclictest21:41:490
1068911040,4ptp4l401ktimersoftd/320:49:513
105312850,2sleep30-21swapper/323:43:173
133972650,4sleep33027499cyclictest01:26:513
3026199600,4cyclictest18138-21ssh01:31:451
322052580,2sleep032206-21who20:52:030
22342580,4sleep33027499cyclictest23:01:583
259342570,2sleep10-21swapper/123:26:531
72192550,4sleep1241ktimersoftd/122:16:511
181622540,3sleep23026799cyclictest02:03:482
299632530,1sleep00-21swapper/001:10:060
224932510,1sleep10-21swapper/123:22:111
111912510,2sleep00-21swapper/021:16:520
2999624929,8sleep20-21swapper/220:49:322
3026199438,20cyclictest16528-21cat22:36:501
30267994112,3cyclictest28652-21grep01:41:562
30267994015,21cyclictest15007-21grep01:27:092
3026799399,5cyclictest30335-21/usr/sbin/munin23:32:002
3026199393,28cyclictest25071-21apt-get21:46:481
106891390,1ptp4l401ktimersoftd/323:14:203
106891390,1ptp4l401ktimersoftd/302:18:353
106891390,1ptp4l401ktimersoftd/302:06:233
106891390,1ptp4l401ktimersoftd/301:56:003
106891390,1ptp4l401ktimersoftd/301:06:263
106891390,1ptp4l401ktimersoftd/301:06:263
106891390,1ptp4l401ktimersoftd/300:43:593
106891390,1ptp4l401ktimersoftd/300:19:503
3027499380,4cyclictest23476-21ls21:41:543
3027499380,4cyclictest20936-21grep23:21:523
3026799381,15cyclictest9713-21grep22:21:532
3026199383,28cyclictest10481-21apt-get01:56:531
3026199382,29cyclictest15372-21apt-get02:01:531
3026199381,31cyclictest22909-21apt-get23:56:511
106891380,1ptp4l401ktimersoftd/323:27:373
106891380,1ptp4l401ktimersoftd/322:22:043
106891380,1ptp4l401ktimersoftd/321:32:053
106891380,1ptp4l401ktimersoftd/321:32:053
106891380,1ptp4l401ktimersoftd/321:17:033
106891380,1ptp4l401ktimersoftd/302:11:343
106891380,1ptp4l401ktimersoftd/301:59:153
106891380,1ptp4l401ktimersoftd/301:50:213
106891380,1ptp4l401ktimersoftd/301:33:563
106891380,1ptp4l401ktimersoftd/301:11:203
106891380,1ptp4l401ktimersoftd/300:51:563
106891380,1ptp4l401ktimersoftd/300:38:103
106891380,1ptp4l401ktimersoftd/300:27:393
30267993714,20cyclictest24543-21sh23:25:412
3026199372,29cyclictest13998-21apt-get22:31:491
3026199372,29cyclictest11618-21apt-get00:51:481
30261993720,14cyclictest7715-21grep23:07:061
3026199371,29cyclictest24642-21apt-get00:31:521
3026199371,28cyclictest20450-21apt-get02:06:531
106891370,1ptp4l401ktimersoftd/323:38:433
106891370,1ptp4l401ktimersoftd/322:59:043
106891370,1ptp4l401ktimersoftd/302:13:513
106891370,1ptp4l401ktimersoftd/301:20:083
106891370,1ptp4l401ktimersoftd/301:12:223
106891370,1ptp4l401ktimersoftd/300:32:393
106891370,1ptp4l401ktimersoftd/300:26:023
106891370,1ptp4l401ktimersoftd/300:14:283
106891370,1ptp4l401ktimersoftd/300:07:363
106891370,1ptp4l401ktimersoftd/300:01:563
106891370,0ptp4l401ktimersoftd/300:01:133
30274993615,18cyclictest1976-21sh23:35:473
3027499361,27cyclictest18749-21apt-get22:41:493
3027499360,4cyclictest7146-21/usr/sbin/munin22:16:513
3026799363,9cyclictest626-21apt-get01:46:532
30267993612,4cyclictest18797-21needreboot21:31:572
30267993612,4cyclictest18797-21needreboot21:31:572
3026199362,29cyclictest5174-21apt-get00:11:511
3026199362,27cyclictest3706-21apt-get01:16:531
3026199362,27cyclictest32196-21apt-get22:01:491
3026199362,27cyclictest13426-21apt-get01:26:521
3026199361,28cyclictest8554-21apt-get01:21:511
3026199361,28cyclictest1937-21apt-get00:41:511
3026199361,27cyclictest29798-21apt-get21:56:471
3026199360,4cyclictest4541-21ssh23:05:001
3026199360,4cyclictest27715-21cut21:51:501
3026199360,4cyclictest15633-21ssh23:48:171
3026199360,3cyclictest9902-21ssh00:16:451
3026199360,3cyclictest25709-21ssh01:38:271
3026199360,2cyclictest0-21swapper/121:31:501
3026199360,2cyclictest0-21swapper/121:31:501
106891360,1ptp4l401ktimersoftd/323:52:483
106891360,1ptp4l401ktimersoftd/322:53:043
106891360,1ptp4l401ktimersoftd/322:26:483
106891360,1ptp4l401ktimersoftd/301:38:523
106891360,1ptp4l401ktimersoftd/301:24:293
3027499359,22cyclictest14710-21cat23:47:073
3027499358,24cyclictest7718-21unixbench_singl23:07:063
30274993516,16cyclictest10644-21sh00:50:383
3027499351,4cyclictest0-21swapper/321:21:463
3026799358,4cyclictest7049-21df00:46:522
3026799354,8cyclictest13005-21apt-get21:21:462
3026799353,8cyclictest16486-21apt-get00:56:502
30267993513,4cyclictest26848-21sh22:54:312
30267993512,4cyclictest7455-21unixbench-2d21:07:022
30267993512,4cyclictest10736-21expr01:56:542
30267993512,3cyclictest32499-21sh23:00:462
3026199352,27cyclictest25305-21apt-get02:11:521
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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