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2026-05-01 - 04:20
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 rack0slot0.osadl.org (updated Fri May 01, 2026 00:45:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
562221730,1sleep45561-21sshd21:17:224
3039321570,4sleep63197599cyclictest21:56:106
2103521370,0sleep40-21swapper/400:27:494
176421260,0sleep70-21swapper/721:51:167
929621220,1sleep69294-21sshd22:56:386
2891021180,1sleep33195499cyclictest21:22:013
1435621170,0sleep30-21swapper/322:29:353
291621150,1sleep62922-21sshd00:16:376
1597921080,1sleep315977-21sshd22:07:233
1597921080,1sleep315977-21sshd22:07:223
34372860,1sleep00-21swapper/021:42:500
321982860,0sleep20-21swapper/222:39:032
66032820,0sleep30-21swapper/323:44:203
65222810,1sleep7761rcuc/700:13:257
221232810,1sleep50-21swapper/523:55:205
321292790,1sleep70-21swapper/723:16:437
321292790,1sleep70-21swapper/723:16:427
124622790,0sleep50-21swapper/521:21:085
134082780,1sleep1658-21polkitd00:18:571
300242770,1sleep60-21swapper/623:37:016
240462770,0sleep30-21swapper/323:36:433
88662760,1sleep70-21swapper/721:58:287
148602760,0sleep50-21swapper/522:53:335
48612750,0sleep50-21swapper/523:05:025
55972740,1sleep05589-21sshd23:34:080
324152740,0sleep10-21swapper/122:16:421
324152740,0sleep10-21swapper/122:16:411
323802740,1sleep732381-21sshd23:28:467
269982740,0sleep60-21swapper/600:26:236
200062740,0sleep60-21swapper/621:43:456
129262740,1sleep012928-21sshd00:22:170
63092730,0sleep6671rcuc/622:18:486
63092730,0sleep6671rcuc/622:18:476
60472730,3sleep43196199cyclictest23:18:494
60472730,3sleep43196199cyclictest23:18:484
308642730,0sleep50-21swapper/521:37:275
292662720,0sleep10-21swapper/121:18:391
192102720,0sleep10-21swapper/100:00:211
166062720,1sleep7761rcuc/722:48:297
136582720,1sleep60-21swapper/621:53:396
107072720,1sleep70-21swapper/722:29:227
97302710,1sleep29728-21grep22:10:252
72882710,1sleep6681ktimersoftd/621:31:036
70352710,0sleep30-21swapper/322:51:223
282132710,1sleep21-21systemd21:49:172
276402710,0sleep30-21swapper/323:09:423
273272710,0sleep50-21swapper/522:40:275
270002710,0sleep20-21swapper/200:09:282
254992710,0sleep00-21swapper/021:23:360
252462710,1sleep30-21swapper/323:48:453
243662710,0sleep40-21swapper/421:43:584
227002710,0sleep00-21swapper/023:05:530
22162710,1sleep3401rcuc/323:23:453
22162710,1sleep3401rcuc/323:23:443
198632710,0sleep60-21swapper/600:22:386
186362710,0sleep10-21swapper/123:04:031
173932710,0sleep6671rcuc/600:36:096
173932710,0sleep6671rcuc/600:36:086
127562700,0sleep40-21swapper/422:10:364
120552700,0sleep00-21swapper/022:25:540
105462700,2sleep3681-21dbus-daemon22:12:113
9952690,0sleep30-21swapper/321:46:073
34532690,0sleep00-21swapper/000:16:390
302992690,0sleep20-21swapper/223:45:322
30222690,0sleep50-21swapper/523:15:135
30222690,0sleep50-21swapper/523:15:125
257512690,0sleep50-21swapper/522:11:175
113112690,0sleep60-21swapper/600:06:526
280542680,0sleep50-21swapper/522:19:595
280542680,0sleep50-21swapper/522:19:595
170492680,0sleep50-21swapper/522:22:475
100582680,0sleep70-21swapper/723:35:597
86442670,0sleep50-21swapper/500:28:555
259192670,0sleep10-21swapper/122:40:231
150432650,0sleep30-21swapper/300:08:493
314682620,0sleep60-21swapper/623:18:276
314682620,0sleep60-21swapper/623:18:276
242532620,0sleep70-21swapper/723:46:577
152862600,3sleep43196199cyclictest00:12:114
3161025848,6sleep30-21swapper/319:08:393
3168625747,6sleep50-21swapper/519:09:365
3162525431,7sleep70-21swapper/719:08:507
3155225141,6sleep10-21swapper/119:07:561
3169424938,7sleep40-21swapper/419:09:444
3169024838,6sleep00-21swapper/019:09:390
3158424838,6sleep60-21swapper/619:08:176
137402430,4sleep63197599cyclictest00:13:496
3165624029,7sleep20-21swapper/219:09:092
210772300,1sleep6681ktimersoftd/623:21:156
210772300,1sleep6681ktimersoftd/623:21:156
164432260,2sleep00-21swapper/023:51:390
198902250,0sleep40-21swapper/400:15:464
16462250,1sleep40-21swapper/423:25:214
122742250,0sleep60-21swapper/623:44:406
302672240,1sleep3411ktimersoftd/300:12:583
296532240,1sleep081ktimersoftd/023:45:290
288812240,0sleep60-21swapper/623:47:126
285442230,0sleep10-21swapper/123:55:411
201102230,1sleep0681-21dbus-daemon21:26:390
178702230,1sleep317869-21sshd22:38:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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