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2025-11-29 - 14:18
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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 rackfslot7.osadl.org (updated Sat Nov 29, 2025 00:46:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2930102997919,59cyclictest3020891-21kworker/5:022:10:145
2930100997436,19cyclictest511ktimers/321:25:073
2930102997132,39cyclictest0-21swapper/520:00:155
2930100996911,58cyclictest2975412-21chrt20:29:403
2930100996911,58cyclictest2975412-21chrt20:29:393
293010099679,19cyclictest0-21swapper/319:59:523
293010099656,19cyclictest0-21swapper/300:03:353
293010099645,19cyclictest0-21swapper/322:01:003
2930100996223,39cyclictest777-21avahi-daemon00:25:193
2930100995819,39cyclictest3053400-21ntp_states22:45:203
2930100995719,38cyclictest0-21swapper/320:55:163
293010099570,38cyclictest0-21swapper/323:01:053
2930100995518,18cyclictest0-21swapper/323:26:013
2930100995517,19cyclictest3065495-21chrt23:08:193
293010099550,15cyclictest0-21swapper/320:52:073
2930104995414,39cyclictest0-21swapper/721:30:167
2930100995419,35cyclictest0-21swapper/321:49:593
2930100995419,35cyclictest0-21swapper/319:16:513
2930100995419,15cyclictest0-21swapper/321:01:033
2930100995411,19cyclictest0-21swapper/320:10:163
2930100995334,19cyclictest0-21swapper/322:25:113
2930100995319,34cyclictest0-21swapper/322:44:333
2930100995314,39cyclictest0-21swapper/320:00:153
2930100995234,18cyclictest3099458-21taskset00:08:023
2930100995233,19cyclictest0-21swapper/321:05:063
2930100995233,19cyclictest0-21swapper/300:22:253
2930100995219,14cyclictest0-21swapper/323:23:413
2930100995213,39cyclictest0-21swapper/322:56:403
2930100995213,39cyclictest0-21swapper/321:21:013
2930100995213,39cyclictest0-21swapper/300:34:403
2930100995212,39cyclictest0-21swapper/323:43:343
2930104995132,19cyclictest0-21swapper/723:10:187
2930104995113,19cyclictest0-21swapper/720:10:167
2930100995133,18cyclictest0-21swapper/322:07:393
2930100995133,18cyclictest0-21swapper/319:54:033
2930100995132,19cyclictest0-21swapper/323:33:443
2930100995132,19cyclictest0-21swapper/319:11:283
2930100995113,19cyclictest0-21swapper/322:35:033
2930100995112,39cyclictest0-21swapper/322:16:173
2930100995112,39cyclictest0-21swapper/321:59:273
2930100995112,39cyclictest0-21swapper/321:51:053
2930100995112,39cyclictest0-21swapper/321:16:253
2930100995112,39cyclictest0-21swapper/321:10:493
2930100995112,39cyclictest0-21swapper/300:14:293
2930104995012,19cyclictest0-21swapper/722:55:197
2930102995011,39cyclictest0-21swapper/500:30:165
2930100995032,18cyclictest0-21swapper/321:34:213
2930100995032,18cyclictest0-21swapper/300:37:083
2930100995032,18cyclictest0-21swapper/300:37:073
2930100995031,19cyclictest0-21swapper/320:39:073
2930100995011,39cyclictest2941952-21apt-get19:30:113
2930100995011,39cyclictest0-21swapper/323:36:573
2930100995011,39cyclictest0-21swapper/322:53:213
2930100995011,39cyclictest0-21swapper/322:34:413
2930100995011,39cyclictest0-21swapper/322:23:143
2930100995011,39cyclictest0-21swapper/319:38:293
2930100995011,39cyclictest0-21swapper/319:20:143
2930104994931,18cyclictest0-21swapper/720:50:167
2930104994930,19cyclictest0-21swapper/719:50:187
2930100994931,18cyclictest0-21swapper/323:54:313
2930100994931,18cyclictest0-21swapper/320:41:233
2930100994931,18cyclictest0-21swapper/319:43:433
2930100994911,19cyclictest2940497-21ntpq19:25:193
2930100994910,39cyclictest0-21swapper/321:44:333
2930100994910,39cyclictest0-21swapper/320:33:213
293010499488,39cyclictest0-21swapper/722:05:157
293010099489,39cyclictest0-21swapper/320:45:043
2930100994830,18cyclictest0-21swapper/319:48:053
2930100994829,19cyclictest0-21swapper/323:15:033
2930100994829,19cyclictest0-21swapper/321:38:093
2930100994829,19cyclictest0-21swapper/320:20:133
293010299479,19cyclictest0-21swapper/520:55:165
2930100994728,0cyclictest0-21swapper/323:45:373
293010299469,18cyclictest0-21swapper/522:25:165
2930100994628,18cyclictest0-21swapper/320:06:063
2930100994628,18cyclictest0-21swapper/300:15:103
293009899468,19cyclictest0-21swapper/100:25:181
293010499457,19cyclictest0-21swapper/719:40:147
293010299458,18cyclictest0-21swapper/523:16:195
293010299457,19cyclictest0-21swapper/520:25:175
293010299457,19cyclictest0-21swapper/520:25:165
293009899457,19cyclictest0-21swapper/119:40:141
293010499446,19cyclictest0-21swapper/721:05:167
2930102994426,18cyclictest0-21swapper/523:20:175
2930100994426,18cyclictest0-21swapper/323:57:073
2930100994426,18cyclictest0-21swapper/323:14:533
2930100994426,18cyclictest0-21swapper/322:10:203
293010299435,19cyclictest0-21swapper/523:45:175
293010299435,19cyclictest0-21swapper/522:05:165
293010099434,39cyclictest0-21swapper/320:18:523
293010299413,19cyclictest0-21swapper/523:55:175
293010299413,19cyclictest0-21swapper/519:55:155
293009899400,39cyclictest0-21swapper/122:15:171
2930102993819,19cyclictest0-21swapper/521:25:155
2930104993737,0cyclictest2920893-21kworker/7:1+events23:05:247
2930104993737,0cyclictest2920893-21kworker/7:1+events23:04:477
2930104993737,0cyclictest2920893-21kworker/7:1+events22:30:247
2930104993737,0cyclictest2920893-21kworker/7:1+events21:15:207
2930104993736,0cyclictest2920893-21kworker/7:1+events22:20:167
2930104993736,0cyclictest2920893-21kworker/7:1+events20:35:237
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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