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2026-06-30 - 05:27
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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
Characteristics of the 100 highest latencies:
System rack3slot0.osadl.org (updated Tue Jun 30, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
786221070,0sleep70-21swapper/723:32:527
786221070,0sleep70-21swapper/723:32:527
107532950,0sleep70-21swapper/721:12:437
147632760,2sleep32370399cyclictest22:52:113
264922740,0sleep70-21swapper/723:57:357
253342530,0sleep50-21swapper/523:53:325
274772520,0sleep40-21swapper/423:43:464
2326625240,9sleep20-21swapper/219:03:072
111222520,0sleep40-21swapper/421:24:184
2351825139,8sleep70-21swapper/719:06:337
3172500,1sleep1316-21grepconf.sh22:17:491
311612490,0sleep70-21swapper/723:05:057
261552480,0sleep10-21swapper/122:31:031
206132480,1sleep420612-21sshd21:48:054
282672470,0sleep70-21swapper/700:09:207
274202470,1sleep727379-21sshd21:40:397
221852470,1sleep341-21ksoftirqd/323:41:373
205002470,2sleep52371699cyclictest22:15:135
100542470,0sleep00-21swapper/022:43:590
92162460,0sleep70-21swapper/723:44:377
267402460,0sleep10-21swapper/123:08:431
23952450,0sleep40-21swapper/422:51:244
2337424534,8sleep30-21swapper/319:04:373
213992450,1sleep621402-21id22:38:446
117392450,0sleep40-21swapper/423:03:494
2333824431,9sleep50-21swapper/519:04:075
238302430,0sleep11-21systemd21:32:401
238302430,0sleep11-21systemd21:32:401
191522420,0sleep30-21swapper/321:44:033
163552420,0sleep30-21swapper/300:04:433
117492420,1sleep22370299cyclictest23:44:482
107262420,0sleep70-21swapper/722:33:577
80572410,0sleep30-21swapper/321:26:013
6802410,0sleep00-21swapper/000:05:450
30842410,0sleep53083-21systemd-cgroups23:07:195
129302410,1sleep6464-21systemd-journal23:39:076
42852400,0sleep10-21swapper/122:43:361
300642400,0sleep60-21swapper/621:46:466
173852400,1sleep317386-21grep23:56:593
268212390,0sleep10-21swapper/122:35:031
2339823928,8sleep40-21swapper/419:04:544
2339123927,9sleep60-21swapper/619:04:486
2327323927,8sleep00-21swapper/019:03:130
178682390,2sleep32370399cyclictest23:49:063
19962380,0sleep00-21swapper/021:21:580
106212380,0sleep40-21swapper/421:37:394
104582380,0sleep30-21swapper/322:59:403
2073223725,8sleep10-21swapper/119:02:261
165812370,0sleep10-21swapper/123:58:491
139152370,0sleep70-21swapper/722:12:507
259102340,1sleep449-21ksoftirqd/423:51:394
61892300,0sleep70-21swapper/722:49:357
132632270,0sleep30-21swapper/321:53:403
23716992614,1cyclictest57-21ksoftirqd/500:23:415
2370199250,9cyclictest26854-21sshd23:04:491
2370199250,7cyclictest27198-21grep21:56:311
2370199250,10cyclictest19247-21grepconf.sh00:26:281
2370199240,9cyclictest12396-21grepconf.sh00:29:491
2370199240,10cyclictest1-21systemd21:09:341
23716992316,6cyclictest57-21ksoftirqd/521:50:455
2370199230,9cyclictest7280-21sshd23:21:021
2370199230,9cyclictest1-21systemd23:30:371
2370199230,9cyclictest1-21systemd23:30:371
2370199230,8cyclictest24341-21sshd00:21:011
2370199230,7cyclictest19476-21grepconf.sh22:22:541
2370199230,7cyclictest1-21systemd21:21:271
2370199230,6cyclictest0-21swapper/121:25:061
2370199230,10cyclictest9133-21grepconf.sh21:43:271
322052220,1sleep732203-21sshd22:17:477
2372199228,4cyclictest65-21ksoftirqd/623:51:466
2371699228,3cyclictest57-21ksoftirqd/523:27:035
23716992216,6cyclictest57-21ksoftirqd/523:14:495
23716992213,3cyclictest57-21ksoftirqd/522:34:175
23716992211,5cyclictest57-21ksoftirqd/520:12:515
2370199220,9cyclictest604-21sshd00:05:451
2370199220,9cyclictest29998-21sshd23:34:181
2370199220,9cyclictest29998-21sshd23:34:181
2370199220,8cyclictest25702-21bash00:34:211
2370199220,7cyclictest9355-21bash23:13:261
2370199220,7cyclictest1809-21id23:40:241
2370199220,6cyclictest26045-21grepconf.sh23:55:331
2370199220,5cyclictest0-21swapper/122:38:591
2370199220,10cyclictest5191-21bash21:29:361
2370199220,10cyclictest20223-21grep22:17:061
23716992117,3cyclictest57-21ksoftirqd/522:20:045
23716992115,1cyclictest57-21ksoftirqd/523:19:355
23716992114,4cyclictest57-21ksoftirqd/521:54:175
23716992114,3cyclictest57-21ksoftirqd/523:35:475
23716992114,3cyclictest57-21ksoftirqd/523:35:475
2370399215,3cyclictest41-21ksoftirqd/323:20:223
2370199212,7cyclictest11248-21sshd23:42:471
2370199210,9cyclictest19159-21sshd21:47:591
2370199210,9cyclictest11022-21grepconf.sh23:01:461
2370199210,8cyclictest1-21systemd00:10:481
2370199210,7cyclictest4697-21systemd00:15:481
2370199210,6cyclictest30250-21bash22:02:251
2370199210,6cyclictest19093-21grepconf.sh21:57:491
2370199210,6cyclictest0-21swapper/122:47:261
2370199210,6cyclictest0-21swapper/122:12:101
2370199210,10cyclictest10508-21bash23:25:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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