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2026-06-05 - 09:20
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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 Fri Jun 05, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911630,4ptp4l401ktimersoftd/320:42:023
1028321590,4sleep31546899cyclictest02:04:223
39222620,4sleep0101ktimersoftd/001:26:010
15460996149,7cyclictest33-21ksoftirqd/200:46:512
15468995623,9cyclictest41-21ksoftirqd/323:11:523
15468995423,10cyclictest41-21ksoftirqd/323:39:483
152412544,37sleep20-21swapper/220:45:122
124872520,2sleep00-21swapper/001:33:120
326812510,1sleep00-21swapper/022:26:550
326812510,1sleep00-21swapper/022:26:550
286892510,2sleep00-21swapper/021:11:510
1546899516,8cyclictest6746-21sed01:27:113
15468995023,11cyclictest41-21ksoftirqd/301:17:033
1546899494,7cyclictest28923-21sed22:17:053
1546899474,7cyclictest401ktimersoftd/300:16:513
1546899474,7cyclictest401ktimersoftd/300:16:513
15468994621,8cyclictest41-21ksoftirqd/323:26:553
1546899456,7cyclictest41-21ksoftirqd/300:15:103
1546899452,7cyclictest17629-21cpuspeed_turbos01:06:543
15468994522,8cyclictest41-21ksoftirqd/300:31:403
15460994534,6cyclictest33-21ksoftirqd/201:01:522
1546899442,7cyclictest4146-21grep00:52:033
15468994421,9cyclictest41-21ksoftirqd/322:01:363
1546899441,8cyclictest32482-21gltestperf22:26:533
1546899441,8cyclictest32482-21gltestperf22:26:533
1546099440,4cyclictest121rcu_preempt01:21:532
1546899437,7cyclictest41-21ksoftirqd/322:02:043
1546899434,6cyclictest401ktimersoftd/300:07:003
1546899432,7cyclictest7813-21sed23:17:063
15468994320,8cyclictest41-21ksoftirqd/323:01:593
1504024321,11sleep09-21ksoftirqd/020:42:350
1546899422,7cyclictest401ktimersoftd/301:47:103
1546899422,7cyclictest15201-21missed_timers22:51:593
15468994221,9cyclictest41-21ksoftirqd/302:00:293
15468994221,8cyclictest41-21ksoftirqd/300:32:003
1546899421,8cyclictest1320-21irqrtprio21:21:533
1546899413,6cyclictest41-21ksoftirqd/300:57:483
1546899411,7cyclictest401ktimersoftd/301:52:023
1546899411,6cyclictest401ktimersoftd/323:06:493
1546899411,6cyclictest401ktimersoftd/322:11:553
15460994129,7cyclictest33-21ksoftirqd/222:46:502
106891410,1ptp4l401ktimersoftd/302:07:103
1546899402,6cyclictest14065-21ssh23:56:563
15468994019,9cyclictest41-21ksoftirqd/301:39:083
15468994018,9cyclictest41-21ksoftirqd/323:52:073
15468994018,10cyclictest41-21ksoftirqd/321:01:363
1546899401,7cyclictest401ktimersoftd/321:42:053
15460994026,6cyclictest33-21ksoftirqd/200:26:522
106891400,1ptp4l401ktimersoftd/300:47:493
1546899392,8cyclictest401ktimersoftd/300:41:543
15468993921,8cyclictest41-21ksoftirqd/301:25:423
15468993919,9cyclictest41-21ksoftirqd/302:11:573
1546899390,6cyclictest401ktimersoftd/321:31:543
1546899390,6cyclictest401ktimersoftd/300:01:593
106891390,1ptp4l401ktimersoftd/323:46:053
106891390,1ptp4l401ktimersoftd/300:37:293
1546899385,5cyclictest41-21ksoftirqd/321:04:143
1546899384,8cyclictest41-21ksoftirqd/301:01:483
1546899383,7cyclictest41-21ksoftirqd/301:33:533
1546899381,7cyclictest4511-21cpuspeed_turbos22:36:503
106891380,1ptp4l401ktimersoftd/323:50:173
106891380,1ptp4l401ktimersoftd/323:26:313
106891380,1ptp4l401ktimersoftd/322:51:303
106891380,1ptp4l401ktimersoftd/301:43:053
106891380,1ptp4l401ktimersoftd/301:14:023
15468993716,9cyclictest41-21ksoftirqd/321:51:493
15460993729,4cyclictest33-21ksoftirqd/223:26:502
15460993726,5cyclictest33-21ksoftirqd/200:36:532
15460993721,3cyclictest33-21ksoftirqd/221:16:512
106891370,1ptp4l401ktimersoftd/322:57:183
106891370,0ptp4l401ktimersoftd/300:22:583
106891360,1ptp4l401ktimersoftd/322:42:033
15460993528,4cyclictest33-21ksoftirqd/223:41:582
15460993525,5cyclictest33-21ksoftirqd/221:41:482
15460993525,3cyclictest33-21ksoftirqd/201:26:462
1546099352,30cyclictest28668-21sh23:38:212
238522340,5sleep11545399cyclictest23:33:321
1546899343,6cyclictest41-21ksoftirqd/322:36:233
15460993429,3cyclictest33-21ksoftirqd/202:16:432
15460993429,3cyclictest33-21ksoftirqd/200:36:402
15460993428,3cyclictest33-21ksoftirqd/201:52:062
15460993428,3cyclictest33-21ksoftirqd/200:56:412
15460993427,4cyclictest33-21ksoftirqd/201:01:412
15460993420,7cyclictest33-21ksoftirqd/223:51:502
1546099336,3cyclictest121rcu_preempt23:11:392
15460993327,3cyclictest33-21ksoftirqd/221:36:362
15460993327,3cyclictest33-21ksoftirqd/200:07:092
15460993327,3cyclictest33-21ksoftirqd/200:01:592
15460993326,4cyclictest33-21ksoftirqd/223:31:442
15460993322,5cyclictest33-21ksoftirqd/201:11:532
15453993319,8cyclictest241ktimersoftd/120:56:471
15453993317,9cyclictest241ktimersoftd/121:51:471
135022330,2sleep20-21swapper/202:07:062
1546899324,6cyclictest41-21ksoftirqd/323:33:203
1546899324,5cyclictest41-21ksoftirqd/321:26:533
15460993227,3cyclictest33-21ksoftirqd/200:21:402
15460993227,3cyclictest33-21ksoftirqd/200:21:402
15460993226,3cyclictest33-21ksoftirqd/223:06:392
15460993226,3cyclictest33-21ksoftirqd/222:52:092
15460993226,3cyclictest33-21ksoftirqd/221:31:362
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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