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2026-04-11 - 10:41
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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 Apr 11, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23514099130,12cyclictest0-21swapper/322:55:113
23514099130,12cyclictest0-21swapper/322:10:113
235140991211,0cyclictest0-21swapper/322:50:003
23514099120,8cyclictest0-21swapper/321:50:123
23514099120,1cyclictest0-21swapper/322:35:113
23514099120,11cyclictest0-21swapper/321:35:133
23514099120,0cyclictest0-21swapper/320:30:123
235140991111,0cyclictest0-21swapper/322:40:113
235140991111,0cyclictest0-21swapper/322:00:123
235140991111,0cyclictest0-21swapper/321:05:123
23514099110,9cyclictest0-21swapper/322:25:143
23514099110,9cyclictest0-21swapper/321:55:123
23514099110,10cyclictest0-21swapper/323:25:013
23514099110,10cyclictest0-21swapper/321:25:163
23514099110,10cyclictest0-21swapper/300:14:573
23514099110,10cyclictest0-21swapper/300:05:193
23514099110,0cyclictest0-21swapper/323:35:163
23514099110,0cyclictest0-21swapper/322:05:113
23514099110,0cyclictest0-21swapper/319:35:123
23514099110,0cyclictest0-21swapper/300:35:123
23514099109,0cyclictest0-21swapper/323:45:133
23514099109,0cyclictest0-21swapper/323:40:133
23514099109,0cyclictest0-21swapper/323:05:133
23514099109,0cyclictest0-21swapper/322:50:183
23514099109,0cyclictest0-21swapper/320:25:123
235140991010,0cyclictest0-21swapper/323:30:203
235140991010,0cyclictest0-21swapper/322:30:193
235140991010,0cyclictest0-21swapper/321:30:153
235140991010,0cyclictest0-21swapper/320:09:553
235140991010,0cyclictest0-21swapper/319:55:113
235140991010,0cyclictest0-21swapper/319:25:123
23514099100,9cyclictest0-21swapper/321:15:173
23514099100,9cyclictest0-21swapper/320:20:123
23514099100,0cyclictest0-21swapper/321:40:113
23514099100,0cyclictest0-21swapper/320:40:183
23514099100,0cyclictest0-21swapper/319:45:003
2351409999,0cyclictest0-21swapper/323:20:173
2351409999,0cyclictest0-21swapper/323:03:033
2351409999,0cyclictest0-21swapper/322:15:163
2351409999,0cyclictest0-21swapper/321:00:013
2351409999,0cyclictest0-21swapper/320:55:023
2351409999,0cyclictest0-21swapper/320:45:113
2351409999,0cyclictest0-21swapper/300:30:013
2351409999,0cyclictest0-21swapper/300:00:133
2351409998,0cyclictest0-21swapper/323:16:323
2351409990,8cyclictest0-21swapper/320:00:173
2351409990,8cyclictest0-21swapper/300:15:183
232797291,4sleep30-21swapper/319:05:023
2351409988,0cyclictest0-21swapper/323:55:173
2351409988,0cyclictest0-21swapper/323:50:143
2351409988,0cyclictest0-21swapper/321:14:233
2351409986,1cyclictest0-21swapper/300:25:133
2351409977,0cyclictest0-21swapper/323:11:443
2351409977,0cyclictest0-21swapper/321:50:023
2351409977,0cyclictest0-21swapper/321:24:243
2351409977,0cyclictest0-21swapper/320:15:183
2351409977,0cyclictest0-21swapper/320:13:523
2351409977,0cyclictest0-21swapper/300:25:013
2351409966,0cyclictest0-21swapper/319:20:173
2351409965,0cyclictest0-21swapper/322:20:163
2351409965,0cyclictest0-21swapper/319:10:123
2351409964,1cyclictest0-21swapper/319:15:123
2351409960,6cyclictest0-21swapper/319:34:563
14039860,4rtkit-daemon0-21swapper/219:05:422
2351409954,0cyclictest0-21swapper/320:35:163
2351409954,0cyclictest0-21swapper/319:55:003
14039850,3rtkit-daemon352534-21ssh23:56:430
286171240,3sleep0286466-21df21:20:150
2351409943,0cyclictest0-21swapper/321:00:143
2351409940,2cyclictest0-21swapper/319:45:133
234728242,1sleep10-21swapper/119:06:561
14039840,2rtkit-daemon766-21snmpd22:39:282
14039840,2rtkit-daemon766-21snmpd22:31:382
14039840,2rtkit-daemon766-21snmpd21:29:522
14039840,2rtkit-daemon622-21wpa_supplicant00:04:010
14039840,2rtkit-daemon440-21systemd-udevd19:19:582
14039840,2rtkit-daemon281517-21diskmemload23:17:340
14039840,2rtkit-daemon281517-21diskmemload22:22:192
14039840,2rtkit-daemon1-21systemd23:30:360
14039840,2rtkit-daemon1-21systemd21:07:342
14039840,2rtkit-daemon1-21systemd21:01:352
14039840,1rtkit-daemon769-21ntpd21:45:282
14039840,1rtkit-daemon1-21systemd23:53:210
270268230,1sleep0270294-21apt-get20:40:130
262599230,1sleep1262625-21apt-get20:20:121
253260230,2sleep0253439-21fw_packets19:55:130
234804231,1sleep00-21swapper/019:07:540
14039830,2rtkit-daemon418-21systemd-journal19:11:092
14039830,2rtkit-daemon2117-21packagekitd23:05:162
14039830,1rtkit-daemon766-21snmpd23:45:330
14039830,1rtkit-daemon766-21snmpd23:03:242
14039830,1rtkit-daemon766-21snmpd21:36:502
14039830,1rtkit-daemon418-21systemd-journal23:15:312
14039830,1rtkit-daemon418-21systemd-journal20:26:592
14039830,1rtkit-daemon418-21systemd-journal20:04:572
14039830,1rtkit-daemon328-21plymouthd22:50:482
14039830,1rtkit-daemon328-21plymouthd22:45:312
14039830,1rtkit-daemon328-21plymouthd20:30:122
14039830,1rtkit-daemon328-21plymouthd19:50:152
14039830,1rtkit-daemon328-21plymouthd19:35:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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