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2026-08-12 - 05:19
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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 Wed Aug 12, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
266422880,0sleep20-21swapper/222:16:302
227812680,0sleep30-21swapper/323:29:433
227812680,0sleep30-21swapper/323:29:433
19892650,0sleep01986-21sshd00:26:190
52222560,0sleep30-21swapper/321:57:573
276012540,2sleep2722799cyclictest21:11:112
31382510,0sleep00-21swapper/021:19:260
9242500,0sleep40-21swapper/423:38:014
84152500,0sleep3391rcuc/323:11:253
180442500,0sleep20-21swapper/222:37:122
130432500,0sleep0101ktimersoftd/023:52:150
321202490,0sleep20-21swapper/223:47:372
321202490,0sleep20-21swapper/223:47:372
197822490,1sleep61-21systemd22:48:546
197822490,1sleep61-21systemd22:48:546
132752490,0sleep30-21swapper/323:07:493
25192480,1sleep52521-21grep00:32:095
25982470,0sleep40-21swapper/423:59:244
224742460,0sleep522467-21sshd21:22:275
143892460,2sleep5723599cyclictest00:03:575
13042460,0sleep40-21swapper/422:16:564
235512450,1sleep723554-21grep21:34:067
658924423,17sleep50-21swapper/519:01:115
34712440,0sleep33466-21sshd23:18:543
306662440,0sleep557-21ksoftirqd/521:07:055
225882440,2sleep1722699cyclictest21:36:011
191242440,0sleep1721-21dbus-daemon00:00:251
133042440,0sleep40-21swapper/422:23:294
12282440,0sleep70-21swapper/722:22:447
703524324,15sleep60-21swapper/619:05:446
252082430,0sleep60-21swapper/622:01:046
220482430,1sleep125-21ksoftirqd/123:39:191
124482430,0sleep10-21swapper/121:54:351
102702430,1sleep310267-21grep21:52:283
189492420,0sleep50-21swapper/521:35:495
162992420,0sleep00-21swapper/023:21:320
130082420,0sleep20-21swapper/223:07:482
687624129,8sleep00-21swapper/019:03:300
325102410,0sleep30-21swapper/300:33:593
120562410,0sleep00-21swapper/023:31:010
681224027,9sleep30-21swapper/319:02:373
62122400,0sleep26210-21sshd22:03:492
293962400,0sleep50-21swapper/521:49:505
272392400,1sleep00-21swapper/023:12:350
269092400,0sleep20-21swapper/221:43:542
120402400,0sleep412037-21sshd22:07:594
680223928,8sleep20-21swapper/219:02:282
680123928,8sleep10-21swapper/119:02:271
670523927,8sleep70-21swapper/719:01:137
51282390,0sleep60-21swapper/622:13:226
298052390,0sleep70-21swapper/722:28:207
294192390,0sleep50-21swapper/521:57:275
214772390,0sleep30-21swapper/320:26:043
142942390,0sleep20-21swapper/223:44:402
140702390,0sleep50-21swapper/522:56:145
681323827,8sleep40-21swapper/419:02:384
269312370,0sleep10-21swapper/121:26:311
280062360,1sleep128007-21grepconf.sh21:06:531
7228992415,1cyclictest131rcu_sched00:26:313
256872240,0sleep725679-21sshd23:53:027
722899229,2cyclictest41-21ksoftirqd/300:23:093
311552220,0sleep50-21swapper/521:55:435
722899219,1cyclictest131rcu_sched23:02:123
7228992118,1cyclictest41-21ksoftirqd/322:22:173
722699219,2cyclictest25-21ksoftirqd/123:09:161
724099200,19cyclictest17166-21kworker/6:421:37:056
7228992018,1cyclictest41-21ksoftirqd/323:51:473
7228992016,1cyclictest41-21ksoftirqd/321:31:433
722699208,2cyclictest25-21ksoftirqd/100:15:271
722699207,3cyclictest25-21ksoftirqd/123:19:561
7226992012,3cyclictest25-21ksoftirqd/100:21:491
7226992010,3cyclictest25-21ksoftirqd/122:59:521
7244991917,1cyclictest73-21ksoftirqd/722:51:027
7244991917,1cyclictest73-21ksoftirqd/722:51:027
722899198,1cyclictest41-21ksoftirqd/321:17:503
7228991918,1cyclictest41-21ksoftirqd/322:05:313
7228991916,3cyclictest41-21ksoftirqd/323:23:003
7228991915,1cyclictest41-21ksoftirqd/322:56:373
722899190,3cyclictest41-21ksoftirqd/300:01:103
722699198,3cyclictest25-21ksoftirqd/122:50:211
722699198,3cyclictest25-21ksoftirqd/122:50:211
722699198,2cyclictest25-21ksoftirqd/121:48:531
7226991911,4cyclictest25-21ksoftirqd/122:51:511
7226991911,4cyclictest25-21ksoftirqd/122:51:511
722699191,3cyclictest0-21swapper/122:28:421
722699190,1cyclictest0-21swapper/122:41:491
7244991816,1cyclictest73-21ksoftirqd/700:01:077
7235991811,6cyclictest16702-21sshd23:27:235
7235991811,6cyclictest16702-21sshd23:27:235
722899184,1cyclictest41-21ksoftirqd/323:58:323
7228991816,1cyclictest41-21ksoftirqd/322:19:303
7228991815,2cyclictest41-21ksoftirqd/322:35:493
7228991814,4cyclictest15-21kswork23:48:523
7228991814,4cyclictest15-21kswork23:48:523
7228991813,4cyclictest41-21ksoftirqd/300:10:453
722699189,3cyclictest25-21ksoftirqd/122:09:181
722699189,1cyclictest25-21ksoftirqd/122:33:221
722699188,3cyclictest25-21ksoftirqd/123:29:301
722699188,3cyclictest25-21ksoftirqd/123:29:301
722699188,3cyclictest25-21ksoftirqd/100:34:551
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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