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2025-08-30 - 01:13
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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 Sat Aug 30, 2025 00:45:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1953621320,2sleep72234199cyclictest00:38:597
1024621140,0sleep30-21swapper/323:27:393
248002820,1sleep40-21swapper/422:13:194
170822800,0sleep7761rcuc/722:42:077
62802760,0sleep50-21swapper/521:18:475
152932760,1sleep715286-21sshd23:41:217
325052750,0sleep20-21swapper/200:30:142
113212750,0sleep10-21swapper/122:48:101
296352740,0sleep70-21swapper/723:09:567
61712730,0sleep20-21swapper/223:17:202
221102730,0sleep10-21swapper/121:26:521
173852720,0sleep10-21swapper/123:28:251
190672710,0sleep60-21swapper/623:31:516
178562710,0sleep00-21swapper/022:12:350
69042700,0sleep10-21swapper/121:18:511
205652700,0sleep40-21swapper/421:46:254
298542680,1sleep10-21swapper/100:02:471
200772680,0sleep40-21swapper/400:18:454
116182680,0sleep30-21swapper/321:42:163
110912660,0sleep60-21swapper/622:44:556
222512650,0sleep30-21swapper/322:03:073
2186626050,6sleep60-21swapper/619:07:186
2205425545,6sleep70-21swapper/719:09:437
2205025444,6sleep30-21swapper/319:09:393
314272530,0sleep20-21swapper/220:35:002
2186525342,7sleep50-21swapper/519:07:165
2207125140,6sleep40-21swapper/419:09:554
2004225039,7sleep00-21swapper/019:05:020
2177624927,7sleep20-21swapper/219:06:092
106642420,1sleep310627-21sshd22:25:043
93332410,0sleep20-21swapper/221:55:142
2180424130,7sleep10-21swapper/119:06:311
90622300,0sleep10-21swapper/121:51:511
68902250,1sleep60-21swapper/621:55:026
2230799240,4cyclictest0-21swapper/100:20:491
2230799240,11cyclictest0-21swapper/100:27:451
2230799240,11cyclictest0-21swapper/100:27:451
252532230,1sleep225255-21kworker/u16:000:25:562
252532230,1sleep225255-21kworker/u16:000:25:562
2230799233,7cyclictest0-21swapper/123:12:521
220282230,8sleep079950irq/26-eno1-tx-22:19:400
273122220,1sleep4501ktimersoftd/423:45:514
2230799222,7cyclictest1334-21bash23:16:501
247172210,0sleep20-21swapper/200:02:082
2232899210,19cyclictest662-21gdbus23:30:195
2230799210,13cyclictest0-21swapper/123:20:101
88062200,1sleep30-21swapper/322:41:153
275122200,0sleep30-21swapper/321:30:393
22307992018,1cyclictest660-21dbus-daemon23:58:231
2230799200,7cyclictest0-21swapper/100:30:051
145172200,1sleep60-21swapper/621:39:236
117832200,0sleep00-21swapper/022:21:490
8952190,1sleep00-21swapper/000:37:000
317662190,0sleep60-21swapper/621:31:056
304342190,0sleep40-21swapper/423:23:074
2230799193,13cyclictest0-21swapper/120:59:131
2230799193,13cyclictest0-21swapper/120:38:341
2230799193,13cyclictest0-21swapper/119:52:371
2230799193,13cyclictest0-21swapper/119:52:371
2230799193,13cyclictest0-21swapper/119:45:301
2230799190,12cyclictest0-21swapper/121:06:301
82082180,0sleep00-21swapper/022:57:470
34522180,0sleep00-21swapper/022:37:270
2230799184,13cyclictest0-21swapper/119:36:341
2230799182,13cyclictest0-21swapper/120:46:421
2230799182,13cyclictest0-21swapper/119:59:341
2230799182,13cyclictest0-21swapper/119:11:451
2230199180,16cyclictest0-21swapper/000:10:150
200692180,1sleep00-21swapper/021:43:100
94212170,0sleep30-21swapper/322:54:373
41772170,0sleep40-21swapper/421:28:224
33972170,0sleep30-21swapper/321:21:403
2230799173,13cyclictest0-21swapper/121:30:171
2230799173,13cyclictest0-21swapper/119:34:411
2230799173,13cyclictest0-21swapper/119:24:021
2230799172,12cyclictest0-21swapper/119:26:381
98682160,0sleep40-21swapper/422:21:374
86312160,1sleep5591ktimersoftd/500:17:265
251212160,0sleep20-21swapper/223:22:332
2231199160,14cyclictest0-21swapper/223:30:202
2230799163,8cyclictest0-21swapper/122:16:061
2230799163,12cyclictest0-21swapper/123:49:211
2230799163,12cyclictest0-21swapper/123:44:211
2230799163,12cyclictest0-21swapper/120:52:091
2230799163,12cyclictest0-21swapper/120:25:011
2230799163,12cyclictest0-21swapper/119:40:181
2230799162,13cyclictest0-21swapper/123:32:091
22307991613,2cyclictest465-21systemd-journal00:05:211
22307991613,2cyclictest465-21systemd-journal00:05:211
2230799161,13cyclictest5058-21sshd23:53:361
2230799160,4cyclictest0-21swapper/122:32:341
2230799160,4cyclictest0-21swapper/122:32:331
2230799160,4cyclictest0-21swapper/120:04:381
2230799160,4cyclictest0-21swapper/119:18:501
2230799160,15cyclictest0-21swapper/121:58:271
2230799160,13cyclictest0-21swapper/122:59:381
2230799160,13cyclictest0-21swapper/122:37:461
2230799160,13cyclictest0-21swapper/121:38:341
2230799160,13cyclictest0-21swapper/120:17:051
280792150,0sleep10-21swapper/100:16:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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