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2026-06-27 - 21:15
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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 rack1slot3.osadl.org (updated Sat Jun 27, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
218260999158,6cyclictest0-21swapper/307:55:133
2182609991413,0cyclictest0-21swapper/310:22:453
2182609991413,0cyclictest0-21swapper/308:16:483
2182609991413,0cyclictest0-21swapper/307:37:533
2182609991413,0cyclictest0-21swapper/307:26:373
2182609991412,1cyclictest0-21swapper/312:29:443
2182609991313,0cyclictest0-21swapper/312:19:293
2182609991313,0cyclictest0-21swapper/311:31:213
2182609991313,0cyclictest0-21swapper/310:46:183
2182609991313,0cyclictest0-21swapper/310:36:033
2182609991313,0cyclictest0-21swapper/308:53:393
2182609991313,0cyclictest0-21swapper/307:48:063
2182609991312,0cyclictest0-21swapper/312:04:083
2182609991312,0cyclictest0-21swapper/310:25:493
2182609991212,0cyclictest0-21swapper/312:35:523
2182609991212,0cyclictest0-21swapper/312:30:453
2182609991212,0cyclictest0-21swapper/312:14:223
2182609991212,0cyclictest0-21swapper/311:23:103
2182609991212,0cyclictest0-21swapper/311:07:483
2182609991212,0cyclictest0-21swapper/309:51:003
2182609991212,0cyclictest0-21swapper/309:26:263
2182609991212,0cyclictest0-21swapper/308:36:153
2182609991212,0cyclictest0-21swapper/308:09:383
218260999120,11cyclictest0-21swapper/311:15:123
218260999120,11cyclictest0-21swapper/310:15:213
218260999120,11cyclictest0-21swapper/309:55:123
2182609991111,0cyclictest0-21swapper/309:30:313
2182609991111,0cyclictest0-21swapper/309:09:003
2182609991111,0cyclictest0-21swapper/307:21:303
2182609991110,0cyclictest0-21swapper/311:01:403
2182609991110,0cyclictest0-21swapper/307:52:133
218260999110,10cyclictest0-21swapper/311:12:243
218260999110,10cyclictest0-21swapper/308:30:133
218260999110,0cyclictest0-21swapper/309:10:143
218260999109,0cyclictest0-21swapper/308:42:243
2182609991010,0cyclictest0-21swapper/311:49:473
2182609991010,0cyclictest0-21swapper/310:53:283
2182609991010,0cyclictest0-21swapper/310:02:153
2182609991010,0cyclictest0-21swapper/309:41:473
2182609991010,0cyclictest0-21swapper/309:38:433
2182609991010,0cyclictest0-21swapper/309:00:123
2182609991010,0cyclictest0-21swapper/308:10:133
2182609991010,0cyclictest0-21swapper/308:00:113
2182609991010,0cyclictest0-21swapper/307:32:463
2182609991010,0cyclictest0-21swapper/307:18:253
218260999100,8cyclictest0-21swapper/311:40:133
218260999100,8cyclictest0-21swapper/310:10:123
21826099999,0cyclictest0-21swapper/312:05:133
21826099999,0cyclictest0-21swapper/311:53:533
21826099999,0cyclictest0-21swapper/310:32:593
21826099999,0cyclictest0-21swapper/310:32:593
21826099999,0cyclictest0-21swapper/309:20:163
21826099999,0cyclictest0-21swapper/309:16:113
21826099999,0cyclictest0-21swapper/308:55:423
21826099999,0cyclictest0-21swapper/308:23:583
21826099998,0cyclictest0-21swapper/312:24:363
21826099998,0cyclictest0-21swapper/311:28:173
21826099998,0cyclictest0-21swapper/310:05:203
21826099995,0cyclictest0-21swapper/308:45:283
21826099988,0cyclictest0-21swapper/311:35:273
21826099988,0cyclictest0-21swapper/310:40:093
21826099988,0cyclictest0-21swapper/310:40:093
21826099988,0cyclictest0-21swapper/309:47:563
21826099988,0cyclictest0-21swapper/307:13:183
21826099986,2cyclictest2275361-21taskset10:59:553
12959880,0rtkit-daemon1294-21rtkit-daemon08:32:282
21826099977,0cyclictest0-21swapper/311:55:563
21826099970,5cyclictest0-21swapper/307:40:123
2180430271,4sleep30-21swapper/307:05:003
12959870,6rtkit-daemon556-21hwrng11:24:110
12959860,4rtkit-daemon1-21systemd12:36:222
12959860,0rtkit-daemon333-21plymouthd08:44:562
21826099951,2cyclictest0-21swapper/308:25:123
12959850,2rtkit-daemon0-21swapper/207:05:032
12959850,0rtkit-daemon0-21swapper/209:52:532
2244068240,1sleep12244094-21apt-get09:45:131
2181998241,3sleep10-21swapper/107:06:031
12959840,2rtkit-daemon830-21gmain09:15:012
12959840,2rtkit-daemon772-21snmpd11:41:120
12959840,2rtkit-daemon772-21snmpd10:45:520
12959840,2rtkit-daemon772-21snmpd10:04:290
12959840,2rtkit-daemon772-21snmpd08:20:062
12959840,2rtkit-daemon422-21systemd-journal10:54:570
12959840,2rtkit-daemon2229278-21diskmemload09:35:312
12959840,2rtkit-daemon2191634-21load07:30:152
12959840,2rtkit-daemon1-21systemd10:35:500
12959840,2rtkit-daemon1-21systemd09:25:482
12959840,2rtkit-daemon1-21systemd09:21:562
2292971230,1sleep22293121-21ntp_states11:40:172
2229528230,1sleep02229554-21apt-get09:10:130
2181010231,1sleep00-21swapper/007:05:140
12959830,2rtkit-daemon774-21ntpd07:40:122
12959830,1rtkit-daemon774-21ntpd07:15:152
12959830,1rtkit-daemon772-21snmpd11:50:200
12959830,1rtkit-daemon772-21snmpd11:10:590
12959830,1rtkit-daemon772-21snmpd08:10:052
12959830,1rtkit-daemon333-21plymouthd12:20:152
12959830,1rtkit-daemon333-21plymouthd12:19:022
12959830,1rtkit-daemon333-21plymouthd10:33:350
12959830,1rtkit-daemon333-21plymouthd10:33:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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