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2025-12-06 - 23:40
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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 12:45:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
105822900,1sleep231898-21kworker/u8:2207:05:392
103122660,1sleep131898-21kworker/u8:2207:05:381
3247922630,2sleep30-21swapper/307:05:033
194098206199,4cyclictest28881-21kworker/u8:911:56:531
193698175164,8cyclictest10-21ksoftirqd/011:56:530
194198169161,5cyclictest24102-21kworker/u8:011:56:532
194098118110,5cyclictest31888-21kworker/u8:1307:12:131
194098118110,5cyclictest31888-21kworker/u8:1307:12:131
2920721050,2sleep30-21swapper/311:53:153
19369810492,9cyclictest10-21ksoftirqd/008:11:360
102182980,2sleep210217-21ssh11:13:532
1941989488,4cyclictest22387-21kworker/u8:3708:11:362
1940989184,4cyclictest12489-21kworker/u8:4709:06:551
1940989184,4cyclictest12489-21kworker/u8:4709:06:551
1936988675,8cyclictest10-21ksoftirqd/007:12:130
1936988675,8cyclictest10-21ksoftirqd/007:12:130
1941987771,4cyclictest31898-21kworker/u8:2207:12:132
1941987771,4cyclictest31898-21kworker/u8:2207:12:132
1940987467,4cyclictest27889-21kworker/u8:3508:27:111
1940987467,4cyclictest27889-21kworker/u8:3508:27:101
1936986049,8cyclictest10-21ksoftirqd/009:06:540
1936986049,8cyclictest10-21ksoftirqd/009:06:540
1941985245,5cyclictest5010-21kworker/u8:709:06:552
1941985245,5cyclictest5010-21kworker/u8:709:06:542
1940984841,3cyclictest13687-21kworker/u8:512:37:011
62782460,15sleep10-21swapper/112:11:311
70872440,3sleep15092-21kworker/u8:908:49:171
1936984432,9cyclictest10-21ksoftirqd/008:27:100
1936984432,9cyclictest10-21ksoftirqd/008:27:100
186882430,3sleep1181rcuc/111:30:331
266002410,3chrt0-21swapper/108:15:181
107372400,2sleep12628-21kworker/u8:1611:15:171
211032360,13sleep119-21ksoftirqd/108:00:181
1943983631,3cyclictest22378-21kworker/u8:1508:11:373
45122350,2sleep30-21swapper/311:00:433
265222350,11sleep20-21swapper/208:15:042
1941983529,4cyclictest24160-21kworker/u8:4108:27:112
1941983529,4cyclictest24160-21kworker/u8:4108:27:102
1940983416,4cyclictest19-21ksoftirqd/109:30:471
163322330,4sleep20-21swapper/211:25:482
228242320,20sleep217067-21kworker/u8:1111:40:192
194098324,3cyclictest121rcu_preempt10:25:141
1940983225,4cyclictest1638-21kworker/u8:6207:26:331
100462320,2sleep27745-21kworker/u8:010:05:492
194398312,4cyclictest121rcu_preempt08:05:403
194098312,3cyclictest121rcu_preempt10:20:311
1936983123,6cyclictest10-21ksoftirqd/009:45:170
1936983123,6cyclictest10-21ksoftirqd/009:45:170
1936983121,7cyclictest10-21ksoftirqd/009:25:150
304412300,18sleep20-21swapper/210:48:562
287522300,6sleep331-21ksoftirqd/310:45:193
194198301,5cyclictest121rcu_preempt08:00:152
1940983025,3cyclictest14894-21kworker/u8:2607:47:021
1940983014,3cyclictest19-21ksoftirqd/109:40:151
147822300,6sleep331-21ksoftirqd/311:22:513
82142290,16sleep23211-21kworker/u8:008:50:352
45622290,2sleep20-21swapper/208:40:342
318682290,1sleep218068-21kworker/u8:810:50:412
30402290,2sleep10-21swapper/112:05:321
30402290,2sleep10-21swapper/112:05:311
236172290,2sleep20-21swapper/209:27:102
194198296,5cyclictest25-21ksoftirqd/209:45:312
194198296,5cyclictest25-21ksoftirqd/209:45:302
194098296,4cyclictest121rcu_preempt09:55:171
194098296,4cyclictest121rcu_preempt09:55:171
193672290,2sleep10-21swapper/107:55:241
10782290,6sleep1191ksoftirqd/110:55:061
62502280,2sleep20-21swapper/212:11:242
194198285,4cyclictest121rcu_preempt08:50:002
194198282,3cyclictest121rcu_preempt10:00:152
194098287,3cyclictest121rcu_preempt09:20:141
194098281,17cyclictest191ksoftirqd/111:40:151
171362280,16sleep2664-21kworker/u8:410:20:402
76382270,3sleep37636-21ssh11:07:433
52402270,5sleep331-21ksoftirqd/308:44:173
325382270,2sleep10-21swapper/110:52:251
287252270,2sleep20-21swapper/211:51:052
27892270,15sleep2658-21kworker/u8:309:50:442
27892270,15sleep2658-21kworker/u8:309:50:432
265902270,4sleep126589-21ssh11:47:181
237952270,2sleep10-21swapper/109:28:111
213582270,2sleep20-21swapper/209:22:442
194398275,5cyclictest31-21ksoftirqd/311:26:413
194398271,6cyclictest17265-21sed12:35:433
194398271,4cyclictest0-21swapper/311:45:293
187382270,5sleep1191ksoftirqd/107:53:471
186122270,1sleep216258-21kworker/u8:209:15:562
186122270,1sleep216258-21kworker/u8:209:15:562
172232270,2sleep20-21swapper/207:50:072
126442270,3sleep20-21swapper/211:19:162
119092270,1sleep19288-21kworker/u8:1007:35:211
7312260,2sleep10-21swapper/109:47:171
7312260,2sleep10-21swapper/109:47:161
72222260,5sleep3121rcu_preempt12:15:163
59442260,5sleep2251ksoftirqd/209:59:322
59442260,5sleep2251ksoftirqd/209:59:322
43062260,2sleep331-21ksoftirqd/312:09:563
43062260,2sleep331-21ksoftirqd/312:09:563
324802260,2sleep10-21swapper/108:30:191
306732260,3sleep2251ksoftirqd/209:41:392
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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