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2025-12-07 - 08:15
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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 rack3slot0.osadl.org (updated Sun Dec 07, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
158032860,2sleep43144599cyclictest21:10:044
119722840,2sleep33144099cyclictest23:42:443
152402560,0sleep50-21swapper/522:17:245
106042490,0sleep20-21swapper/221:38:212
137882480,0sleep50-21swapper/521:53:065
290702460,0sleep40-21swapper/421:02:514
141232440,0sleep10-21swapper/122:55:161
135682430,0sleep20-21swapper/223:14:162
124652430,0sleep557-21ksoftirqd/523:33:335
3112824229,9sleep70-21swapper/718:51:157
3102624230,8sleep00-21swapper/018:49:560
297682420,0sleep70-21swapper/721:17:047
45842410,0sleep1763-21runrttasks21:08:411
3119924130,8sleep20-21swapper/218:52:142
3122924029,8sleep10-21swapper/118:52:371
3099024027,9sleep40-21swapper/418:49:284
2884224028,9sleep60-21swapper/618:48:586
108362400,0sleep30-21swapper/300:01:183
3118223927,9sleep30-21swapper/318:51:593
3112223927,8sleep50-21swapper/518:51:135
176542390,0sleep40-21swapper/400:17:364
165782390,0sleep30-21swapper/321:10:113
245922380,0sleep00-21swapper/021:11:280
289922370,0sleep40-21swapper/421:59:534
253032340,0sleep0111rcuc/023:58:500
23962210,0sleep60-21swapper/621:13:026
3145099205,10cyclictest13811-21bash22:55:145
3145099198,5cyclictest0-21swapper/523:58:225
3145099198,5cyclictest0-21swapper/523:47:225
3145099198,5cyclictest0-21swapper/523:39:545
3145099198,5cyclictest0-21swapper/523:34:225
3145099198,5cyclictest0-21swapper/523:09:505
3145099198,5cyclictest0-21swapper/523:01:185
3145099198,5cyclictest0-21swapper/521:41:285
3145099198,5cyclictest0-21swapper/521:20:585
3145099198,5cyclictest0-21swapper/520:36:265
3145099198,5cyclictest0-21swapper/520:36:265
3145099198,5cyclictest0-21swapper/520:03:225
3145099198,5cyclictest0-21swapper/500:02:325
3145099198,0cyclictest0-21swapper/519:58:105
31450991914,0cyclictest0-21swapper/521:10:005
3145099191,6cyclictest0-21swapper/523:53:025
3145099191,6cyclictest0-21swapper/519:04:265
3145099188,0cyclictest0-21swapper/520:51:585
3145099187,5cyclictest0-21swapper/523:04:465
3145099187,5cyclictest0-21swapper/522:38:105
3145099187,5cyclictest0-21swapper/521:58:545
3145099187,5cyclictest0-21swapper/521:25:025
3145099187,5cyclictest0-21swapper/519:30:385
3145099187,0cyclictest0-21swapper/519:28:325
3145099181,5cyclictest0-21swapper/520:27:105
3145099181,5cyclictest0-21swapper/519:40:245
3145099180,6cyclictest0-21swapper/500:05:445
61352170,1sleep76122-21sshd20:59:107
3146399179,5cyclictest0-21swapper/722:56:067
3146399170,5cyclictest0-21swapper/721:47:047
3145099176,5cyclictest0-21swapper/522:44:105
3145099176,5cyclictest0-21swapper/520:42:385
3145099176,5cyclictest0-21swapper/520:23:025
3145099176,5cyclictest0-21swapper/519:23:225
3145099176,0cyclictest0-21swapper/520:47:065
3145099176,0cyclictest0-21swapper/520:31:265
3145099176,0cyclictest0-21swapper/520:31:265
3145099170,5cyclictest0-21swapper/519:12:025
31445991714,1cyclictest49-21ksoftirqd/423:56:294
31445991713,1cyclictest49-21ksoftirqd/422:59:124
3143599171,15cyclictest99-21kswapd019:04:312
3146399167,5cyclictest0-21swapper/719:42:487
3146399165,5cyclictest0-21swapper/719:16:507
31463991611,5cyclictest0-21swapper/722:21:047
3145899160,13cyclictest22714-21gltestperf21:59:066
3145099166,5cyclictest0-21swapper/521:56:165
3145099166,5cyclictest0-21swapper/521:35:045
3145099165,5cyclictest0-21swapper/523:19:385
3145099165,5cyclictest0-21swapper/522:07:545
3145099165,5cyclictest0-21swapper/518:56:185
3145099165,0cyclictest0-21swapper/522:52:185
31445991615,1cyclictest49-21ksoftirqd/423:04:094
296082160,0sleep00-21swapper/021:36:110
277062160,0sleep20-21swapper/220:57:372
3146399154,5cyclictest0-21swapper/700:08:587
3146399154,5cyclictest0-21swapper/700:08:587
31463991510,0cyclictest0-21swapper/718:55:507
3146399150,4cyclictest0-21swapper/722:47:107
31445991513,1cyclictest49-21ksoftirqd/421:06:274
3143399150,12cyclictest24262-21systemd-cgroups00:23:390
82312140,0sleep00-21swapper/022:16:150
3146399149,5cyclictest0-21swapper/722:39:387
3146399143,5cyclictest0-21swapper/723:35:127
3146399143,5cyclictest0-21swapper/700:19:587
3146399143,11cyclictest0-21swapper/722:37:467
3146399140,2cyclictest0-21swapper/723:43:287
3146399140,2cyclictest0-21swapper/721:33:207
3146399140,2cyclictest0-21swapper/721:28:247
3145099148,6cyclictest0-21swapper/521:03:525
3145099147,6cyclictest1685-21cp22:39:105
3145099143,5cyclictest0-21swapper/522:13:425
3145099142,6cyclictest0-21swapper/521:02:165
3145099142,6cyclictest0-21swapper/520:55:065
3145099142,5cyclictest21850-21systemd-cgroups23:25:025
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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