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2025-09-18 - 06:24
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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 Thu Sep 18, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
134242600,0sleep00-21swapper/021:34:050
322472570,2sleep22878399cyclictest22:10:192
2841225026,9sleep60-21swapper/618:53:406
2841225026,9sleep60-21swapper/618:53:406
119792490,2sleep02878199cyclictest23:45:390
80152480,0sleep60-21swapper/620:57:356
302012480,0sleep3401ktimersoftd/321:00:123
231932480,0sleep40-21swapper/421:16:074
97732470,0sleep20-21swapper/221:52:252
6432450,0sleep70-21swapper/722:10:247
297022450,0sleep30-21swapper/322:50:083
310732440,0sleep60-21swapper/622:12:476
266362440,0sleep70-21swapper/721:21:467
17522440,0sleep30-21swapper/321:22:143
124062430,2sleep42880199cyclictest23:04:594
2861524229,9sleep70-21swapper/718:56:307
2861524229,9sleep70-21swapper/718:56:307
283882420,0sleep50-21swapper/522:58:035
287362410,0sleep00-21swapper/023:19:530
236102410,0sleep30-21swapper/323:08:343
201202410,0sleep30-21swapper/300:19:543
2855324028,9sleep30-21swapper/318:55:373
2855324028,9sleep30-21swapper/318:55:373
2834124029,8sleep10-21swapper/118:52:471
2834124029,8sleep10-21swapper/118:52:471
2834024028,8sleep00-21swapper/018:52:460
2834024028,8sleep00-21swapper/018:52:460
2833524028,8sleep40-21swapper/418:52:424
2833524028,8sleep40-21swapper/418:52:424
53792390,0sleep70-21swapper/723:39:147
2841723928,8sleep20-21swapper/218:53:442
2841723928,8sleep20-21swapper/218:53:442
2830723926,9sleep50-21swapper/518:52:195
2830723926,9sleep50-21swapper/518:52:195
148412390,0sleep2763-21runrttasks23:42:532
139862390,0sleep00-21swapper/000:26:400
209462380,0sleep00-21swapper/021:56:070
122072370,0sleep30-21swapper/322:30:063
2881499258,5cyclictest0-21swapper/722:45:597
2881499258,5cyclictest0-21swapper/722:45:597
2881499258,5cyclictest0-21swapper/719:14:217
2881499257,5cyclictest0-21swapper/720:12:157
2881499247,5cyclictest0-21swapper/723:34:137
2881499247,5cyclictest0-21swapper/722:34:377
28814992412,11cyclictest859-21polkitd21:41:237
2881499236,5cyclictest0-21swapper/723:57:117
2880499225,5cyclictest0-21swapper/520:24:515
2881499214,5cyclictest0-21swapper/720:39:337
2881499214,5cyclictest0-21swapper/720:06:317
2881499214,5cyclictest0-21swapper/720:06:317
2881499214,0cyclictest0-21swapper/721:15:357
2881499213,0cyclictest0-21swapper/720:54:517
2881499209,5cyclictest0-21swapper/721:01:017
2881499208,6cyclictest0-21swapper/721:48:517
2881499208,6cyclictest0-21swapper/720:19:397
2881499208,6cyclictest0-21swapper/720:07:097
2881499208,5cyclictest0-21swapper/700:15:577
2881499208,0cyclictest0-21swapper/721:58:137
2881499208,0cyclictest0-21swapper/721:01:577
2881499208,0cyclictest0-21swapper/720:46:437
2881499208,0cyclictest0-21swapper/720:22:477
2881499208,0cyclictest0-21swapper/719:51:117
2881499207,6cyclictest5489-21bash23:51:237
2881499202,6cyclictest0-21swapper/719:21:157
2880499208,6cyclictest0-21swapper/521:06:375
2880499201,18cyclictest20208-21systemd-cgroups23:13:455
198552200,1sleep519836-21sshd22:44:025
198552200,1sleep519836-21sshd22:44:025
2881499198,5cyclictest0-21swapper/723:31:357
2881499198,5cyclictest0-21swapper/723:13:477
2881499198,5cyclictest0-21swapper/723:06:477
2881499198,5cyclictest0-21swapper/722:57:117
2881499198,5cyclictest0-21swapper/722:27:477
2881499198,5cyclictest0-21swapper/722:18:237
2881499198,5cyclictest0-21swapper/721:54:237
2881499198,5cyclictest0-21swapper/721:42:057
2881499198,5cyclictest0-21swapper/721:26:597
2881499198,5cyclictest0-21swapper/721:08:557
2881499198,5cyclictest0-21swapper/720:43:317
2881499198,5cyclictest0-21swapper/719:38:317
2881499198,5cyclictest0-21swapper/719:06:437
2881499198,5cyclictest0-21swapper/700:23:267
2881499198,5cyclictest0-21swapper/700:18:537
2881499198,5cyclictest0-21swapper/700:10:357
2881499198,5cyclictest0-21swapper/700:04:597
2881499198,0cyclictest0-21swapper/722:39:317
2881499198,0cyclictest0-21swapper/721:21:417
2881499198,0cyclictest0-21swapper/720:32:517
2881499198,0cyclictest0-21swapper/720:30:317
2881499198,0cyclictest0-21swapper/720:01:157
2881499198,0cyclictest0-21swapper/719:42:077
2881499198,0cyclictest0-21swapper/719:33:437
2881499198,0cyclictest0-21swapper/719:27:337
2881499198,0cyclictest0-21swapper/719:24:217
2881499198,0cyclictest0-21swapper/719:04:277
2881499197,6cyclictest0-21swapper/722:01:557
2881499197,6cyclictest0-21swapper/721:32:537
2881499197,0cyclictest0-21swapper/719:00:317
2881499194,9cyclictest0-21swapper/723:52:357
2881499192,5cyclictest0-21swapper/723:04:317
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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