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2025-12-06 - 10:40
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot4.osadl.org (updated Sat Dec 06, 2025 00:45:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
604122900,1sleep12951-21kworker/u8:1719:05:241
700822800,3sleep30-21swapper/319:10:003
635522650,1sleep22951-21kworker/u8:1719:05:372
703798251243,5cyclictest448-21kworker/u8:4220:27:052
703598247239,5cyclictest23449-21kworker/u8:1620:27:061
704098239232,4cyclictest2507-21kworker/u8:12720:27:063
703498212201,8cyclictest10-21ksoftirqd/020:27:060
703798172166,4cyclictest3495-21kworker/u8:200:07:152
703598170163,4cyclictest6233-21kworker/u8:10400:07:151
704098165156,6cyclictest6155-21kworker/u8:2600:07:153
703498136124,9cyclictest10-21ksoftirqd/000:07:160
703798129119,6cyclictest2498-21kworker/u8:11820:32:122
703598122115,4cyclictest4357-21kworker/u8:020:32:131
704098114107,4cyclictest4429-21kworker/u8:7020:32:123
2122421040,2sleep10-21swapper/122:20:191
7034988476,5cyclictest1050ksoftirqd/020:32:120
252192710,4sleep121604-1kworker/u9:021:20:231
305622480,3sleep130553-21ssh21:30:371
109722460,3sleep210970-21ssh23:05:292
109722460,3sleep210970-21ssh23:05:292
29672450,3sleep30-21swapper/322:50:023
207172450,2chrt0-21swapper/223:25:292
7035984233,5cyclictest14367-21kworker/u8:423:27:191
210532410,1sleep10-21swapper/100:34:511
257622330,11sleep331-21ksoftirqd/321:20:373
327532320,11sleep119-21ksoftirqd/122:44:491
117432320,6sleep331-21ksoftirqd/323:06:473
117432320,6sleep331-21ksoftirqd/323:06:473
7040983125,3cyclictest19195-21kworker/u8:2123:27:193
703598313,5cyclictest19-21ksoftirqd/123:21:181
7035983112,5cyclictest19-21ksoftirqd/121:45:151
704098305,13cyclictest6883-21aten2.4-expect21:50:163
278412300,16sleep225-21ksoftirqd/222:34:042
278412300,16sleep225-21ksoftirqd/222:34:032
173182300,2sleep214138-21kworker/u8:2919:35:342
134452300,7sleep225-21ksoftirqd/222:03:222
8292290,7sleep1191ksoftirqd/123:51:021
703798291,3cyclictest121rcu_preempt22:50:012
62482290,17sleep26231-21kworker/u8:10200:02:172
318282290,2sleep30-21swapper/320:15:343
231002290,7sleep2251ksoftirqd/222:23:582
192322290,2sleep30-21swapper/319:40:363
179112290,7sleep2251ksoftirqd/222:11:562
122382290,7sleep1191ksoftirqd/123:09:301
122382290,7sleep1191ksoftirqd/123:09:301
704098289,3cyclictest19764-21diskmemload00:21:433
703798281,6cyclictest29936-21ps23:45:252
703798281,3cyclictest121rcu_preempt21:10:192
703598287,4cyclictest121rcu_preempt00:15:421
703598281,3cyclictest121rcu_preempt19:35:151
282792280,5sleep2251ksoftirqd/222:35:082
20562280,16sleep30-21swapper/321:40:043
159422280,2sleep20-21swapper/223:15:312
136872280,16sleep113277-21kworker/u8:2822:04:431
96172270,5sleep1191ksoftirqd/123:03:111
7037982721,4cyclictest14131-21kworker/u8:1319:42:032
703798271,6cyclictest19778-21ntpq00:30:302
703798271,3cyclictest0-21swapper/221:30:422
703598275,4cyclictest121rcu_preempt19:55:221
703598274,5cyclictest4767-1kworker/u9:022:56:421
703598274,5cyclictest19-21ksoftirqd/121:40:231
703598271,4cyclictest121rcu_preempt22:30:161
703598271,4cyclictest121rcu_preempt22:30:161
703598271,3cyclictest121rcu_preempt23:40:151
7034982720,4cyclictest10-21ksoftirqd/022:40:160
50302270,15sleep30-21swapper/322:54:083
308282270,2sleep10-21swapper/123:45:441
265412270,1sleep123454-21kworker/u8:2120:00:291
249422270,15sleep222725-21kworker/u8:1422:26:042
704098266,5cyclictest31-21ksoftirqd/323:45:373
703798264,5cyclictest25-21ksoftirqd/219:11:192
703798263,3cyclictest121rcu_preempt20:50:022
703798261,6cyclictest17327-21missed_timers00:25:292
703798261,4cyclictest0-21swapper/220:00:242
703598264,5cyclictest19-21ksoftirqd/100:25:271
703598261,5cyclictest8961-21modprobe21:55:001
703598261,5cyclictest2951-21kworker/u8:1719:20:151
703598261,5cyclictest28574-21diskstats22:35:231
67722260,3sleep36771-21ssh22:55:453
59792260,1sleep33501-21kworker/u8:800:01:183
50342260,2sleep14561-21kworker/u8:1322:54:101
32722260,5sleep1191ksoftirqd/123:55:571
315482260,4sleep1121rcu_preempt20:15:111
27132260,2sleep10-21swapper/122:49:271
268102260,15sleep20-21swapper/221:24:062
254932260,2sleep30-21swapper/322:29:063
254182260,2sleep20-21swapper/219:58:572
238792260,2sleep10-21swapper/123:31:471
236322260,2sleep20-21swapper/219:54:392
213512260,5sleep2251ksoftirqd/200:35:122
191742260,3sleep219173-21ssh23:22:162
178582260,4sleep3121rcu_preempt23:20:233
173292260,6sleep331-21ksoftirqd/321:01:233
160432260,6sleep119-21ksoftirqd/121:00:161
160072260,2sleep20-21swapper/219:32:042
160072260,2sleep20-21swapper/219:32:032
158912260,2sleep20-21swapper/200:22:372
156452260,3sleep115644-21ssh00:21:151
108952260,5sleep2251ksoftirqd/200:11:392
105732260,3sleep2251ksoftirqd/219:18:442
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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