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2026-09-22 - 12:27
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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 rack5slot0.osadl.org (updated Tue Sep 22, 2026 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1510221310,3sleep315103-21sshd22:33:253
1660321200,2sleep20-21swapper/200:27:302
266512990,15sleep2144650irq/27-eth023:59:082
325582970,7sleep10-21swapper/122:46:371
215962970,1sleep041ktimersoftd/022:34:020
190582960,5sleep20-21swapper/200:01:202
829729333,56sleep10-21swapper/119:06:101
254602920,2sleep20-21swapper/221:12:282
4922900,0sleep00-21swapper/023:45:030
240112880,3sleep20-21swapper/222:45:492
283272870,2sleep128328-21sshd22:01:401
256002860,2sleep2887599cyclictest22:51:472
187452850,0sleep00-21swapper/022:56:540
129612850,3sleep30-21swapper/323:10:523
858128433,47sleep30-21swapper/319:09:343
72642830,1sleep37258-21sshd21:16:453
266132830,1sleep02512-21runrttasks23:24:070
250792830,5sleep3887699cyclictest00:31:123
196202830,2sleep319615-21sshd23:35:083
286772820,2sleep30-21swapper/322:40:303
193862820,0sleep00-21swapper/023:05:400
184432800,2sleep218431-21bash21:55:122
170352800,2sleep20-21swapper/222:39:292
94472790,2sleep20-21swapper/223:01:492
248972780,2sleep324894-21sshd23:17:533
84892750,2sleep10-21swapper/123:13:301
176752750,3sleep0887399cyclictest23:52:330
292422730,0sleep00-21swapper/021:41:510
257872730,1sleep10-21swapper/121:21:281
257872730,1sleep10-21swapper/121:21:281
112212710,2sleep10-21swapper/122:33:021
210962690,0sleep00-21swapper/023:26:330
103922680,1sleep30-21swapper/323:07:473
270312650,2sleep327032-21sshd22:37:253
121042630,1sleep2887599cyclictest22:33:062
194382620,3sleep3887699cyclictest22:10:003
93072610,3sleep1887499cyclictest00:38:351
841525932,11sleep20-21swapper/219:07:282
860825633,19sleep00-21swapper/019:09:550
9242440,2sleep3926-21bash23:30:283
211202430,0sleep221119-21sshd21:21:022
211202430,0sleep221119-21sshd21:21:012
8873994137,2cyclictest7265-21bash21:10:420
8873994137,2cyclictest10-21rcuc/023:10:130
8876993933,4cyclictest17152-21bash23:49:333
8873993937,1cyclictest8872-21cyclictest00:08:320
8874993834,2cyclictest144650irq/27-eth023:06:381
8873993836,1cyclictest9272-21sshd21:45:430
8873993836,1cyclictest5724-21sshd21:51:040
8875993733,3cyclictest6557-21sshd21:45:282
239972360,3sleep10-21swapper/121:44:171
238812361,33sleep2144650irq/27-eth021:38:382
128822340,3sleep10-21swapper/123:46:091
8874993328,3cyclictest17249-21sshd00:07:091
8874993325,6cyclictest23913-21sshd22:43:011
26062330,1sleep10-21swapper/121:31:011
8874993227,3cyclictest7462-21sshd22:55:511
8874993225,4cyclictest1225-21sshd00:17:231
8873993215,15cyclictest3-21ksoftirqd/022:11:570
8873993213,10cyclictest3-21ksoftirqd/000:32:070
8874993126,3cyclictest11417-21sshd00:24:081
8876993024,4cyclictest30662-21sshd21:56:103
8874993026,2cyclictest19960-21bash00:04:261
33532300,2sleep22022-21nfsd23:42:212
292812290,2sleep30-21swapper/321:39:053
95762280,3sleep39573-21sshd00:09:233
8874992826,1cyclictest0-21swapper/121:45:271
46252280,2sleep10-21swapper/121:50:581
35512280,2sleep125-21rcuop/123:27:531
8876992722,3cyclictest144650irq/27-eth021:54:183
887599262,8cyclictest10906-21bash23:19:392
887599261,8cyclictest0-21swapper/222:17:242
8874992623,2cyclictest4575-21sshd23:36:371
8874992614,3cyclictest22-21ksoftirqd/123:55:571
56062260,3sleep35603-21sshd21:34:133
297902260,2sleep10-21swapper/123:18:191
182742260,24sleep2144650irq/27-eth000:39:262
128732260,24sleep2144650irq/27-eth022:27:072
887599253,14cyclictest33-21ksoftirqd/223:08:312
282162250,3sleep20-21swapper/223:38:482
8876992412,11cyclictest44-21ksoftirqd/323:44:453
887599245,9cyclictest33-21ksoftirqd/221:31:362
8875992419,3cyclictest8792-21sshd21:54:192
8873992422,1cyclictest9565-21sshd21:37:190
8873992414,3cyclictest3-21ksoftirqd/022:53:040
171252240,2sleep30-21swapper/322:24:313
887699233,5cyclictest0-21swapper/322:12:493
887699233,3cyclictest2021-21nfsd00:02:113
8876992319,3cyclictest2023-21nfsd21:26:143
8876992318,3cyclictest0-21swapper/322:00:263
8876992317,4cyclictest6982-21seq23:28:133
887699231,10cyclictest0-21swapper/300:25:293
887599233,9cyclictest33-21ksoftirqd/223:32:402
887599230,18cyclictest22355-21bash23:29:372
887499238,2cyclictest22-21ksoftirqd/122:09:571
8874992314,1cyclictest4693-21bash22:14:251
887399239,8cyclictest3-21ksoftirqd/021:26:330
8873992321,1cyclictest24415-21sshd23:58:560
8873992310,7cyclictest3-21ksoftirqd/023:34:570
275482230,3sleep20-21swapper/223:53:272
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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