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2026-09-09 - 12:29
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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 rackaslot0.osadl.org (updated Wed Sep 09, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1447421050,2sleep1759599cyclictest23:23:301
63462590,1sleep26344-21sshd21:42:032
242562580,0sleep024238-21sshd21:26:230
77612570,0sleep00-21swapper/000:32:000
715425734,19sleep30-21swapper/319:07:363
28652570,1sleep10-21swapper/123:02:181
86242560,0sleep132694-21diskmemload21:53:481
267282560,4sleep00-21swapper/020:55:180
7442550,0sleep30-21swapper/321:38:433
727625532,9sleep00-21swapper/019:09:090
69742550,1sleep16951-21sshd23:31:231
295242550,0sleep20-21swapper/221:12:302
272212550,1sleep227218-21sshd23:07:202
5422540,1sleep10-21swapper/121:55:531
298642540,0sleep30-21swapper/300:08:033
726125331,18sleep10-21swapper/119:08:591
718825332,18sleep20-21swapper/219:08:032
306472530,1sleep119-21rcuc/121:18:221
251062530,0sleep00-21swapper/023:15:430
279322520,0sleep30-21swapper/300:28:023
274922520,0sleep00-21swapper/000:39:370
151552520,0sleep337-21rcuc/323:00:283
65462510,0sleep30-21swapper/321:45:003
64052510,1sleep20-21swapper/221:30:292
36342510,0sleep30-21swapper/323:31:053
160322510,0sleep30-21swapper/321:48:413
213222500,1sleep321320-21sshd22:52:273
139212500,1sleep31866-21runrttasks22:34:363
323232490,0sleep00-21swapper/021:32:520
295492490,0sleep00-21swapper/023:39:150
22552490,0sleep12254-21bash21:10:091
40712480,1sleep25488-21minicom00:28:482
84392470,0sleep1201ktimersoftd/121:22:071
308082470,0sleep130799-21sshd22:41:471
270032470,0sleep20-21swapper/221:23:482
119262470,0sleep232694-21diskmemload00:12:112
101322460,1sleep010134-21sshd00:12:000
27982430,1sleep31620-21nfsd23:39:463
254022370,0sleep20-21swapper/200:21:592
133572250,1sleep01866-21runrttasks22:34:330
7600992419,4cyclictest0-21swapper/222:31:352
759199241,22cyclictest5325-21kworker/0:000:23:340
760099233,1cyclictest16685-21id23:00:372
7600992311,7cyclictest0-21swapper/222:45:152
302052220,1sleep10-21swapper/123:10:241
760399211,1cyclictest552-21sshd22:47:463
759199217,13cyclictest20369-21kworker/0:121:50:360
760399209,6cyclictest0-21swapper/321:23:583
760399200,2cyclictest16033-21bash21:28:353
760399200,2cyclictest0-21swapper/323:54:353
759199202,15cyclictest27497-21kworker/0:223:41:180
759199202,14cyclictest7384-21kworker/0:122:54:540
759199202,12cyclictest21946-21kworker/0:323:51:330
760399195,9cyclictest22667-21sshd22:06:283
760399190,2cyclictest1621-21nfsd22:11:393
760399190,14cyclictest126750irq/25-eth023:14:383
7600991914,4cyclictest7908-21sshd23:17:082
759199194,14cyclictest4869-21kworker/0:019:20:140
759199194,12cyclictest4869-21kworker/0:019:16:060
759199193,15cyclictest7384-21kworker/0:122:45:160
759199193,14cyclictest27497-21kworker/0:223:27:420
759199193,14cyclictest21946-21kworker/0:300:01:010
759199193,13cyclictest5325-21kworker/0:000:09:570
759199193,13cyclictest29392-21kworker/0:322:19:150
45592190,1sleep04560-21bash21:39:050
227082190,3sleep010-21rcuc/023:55:490
760399188,8cyclictest0-21swapper/323:42:223
760399188,7cyclictest3426-21sshd21:53:193
760399187,6cyclictest15602-21sshd21:31:203
760399184,13cyclictest1451-21sshd23:05:073
760399180,2cyclictest2347-21sshd00:22:523
760399180,17cyclictest23447-21sshd21:11:593
760399180,10cyclictest0-21swapper/323:23:453
760099189,2cyclictest0-21swapper/219:55:152
760099189,2cyclictest0-21swapper/219:25:122
760099189,2cyclictest0-21swapper/200:37:072
760099188,1cyclictest0-21swapper/222:13:572
760099180,4cyclictest10848-21sshd23:49:082
760099180,2cyclictest32554-21cp23:42:222
760099180,13cyclictest14247-21bash00:32:342
760099180,10cyclictest0-21swapper/221:05:122
759199184,13cyclictest30720-21kworker/0:222:55:020
759199184,13cyclictest27497-21kworker/0:223:34:120
759199184,12cyclictest30720-21kworker/0:222:39:330
759199184,12cyclictest13340-21kworker/0:120:27:340
759199183,14cyclictest29392-21kworker/0:322:14:390
759199183,14cyclictest26205-21kworker/0:321:48:160
759199183,13cyclictest24423-21kworker/0:119:51:070
759199183,12cyclictest12246-21kworker/0:221:44:540
759199182,13cyclictest7384-21kworker/0:123:21:120
759199182,13cyclictest18093-21kworker/0:200:15:120
759199182,12cyclictest13340-21kworker/0:121:07:240
759199182,12cyclictest13340-21kworker/0:120:41:200
7591991816,1cyclictest22551-21sshd23:04:060
759199181,13cyclictest2956-21kworker/0:021:18:360
759199181,13cyclictest1729-21kworker/0:023:45:410
759199180,17cyclictest0-21swapper/022:40:240
298902180,0sleep30-21swapper/322:24:313
760399178,8cyclictest17170-21sshd23:15:083
7603991715,1cyclictest0-21swapper/323:28:323
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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