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2026-09-03 - 20:56
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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 rack1slot1.osadl.org (updated Thu Sep 03, 2026 12:45:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
287312216151,52sleep20-21swapper/207:09:202
285552214155,26sleep00-21swapper/007:07:000
287522209175,22sleep10-21swapper/107:09:341
286052204160,26sleep30-21swapper/307:07:393
46562630,0sleep30-21swapper/311:02:563
51432560,0sleep30-21swapper/310:16:143
130162170,0sleep10-21swapper/111:15:121
155432160,0sleep30-21swapper/307:45:203
28894991311,1cyclictest35-21ksoftirqd/307:40:003
28873991211,1cyclictest9-21ksoftirqd/010:20:000
28873991211,1cyclictest9-21ksoftirqd/009:40:010
2888499119,1cyclictest28-21ksoftirqd/211:10:122
28884991110,1cyclictest0-21swapper/209:35:132
2888499110,10cyclictest0-21swapper/209:55:202
2888499110,1cyclictest26591-21ssh12:20:132
2887999110,8cyclictest0-21swapper/111:30:151
2887999110,0cyclictest0-21swapper/111:45:411
2887399119,1cyclictest9-21ksoftirqd/008:50:000
2887399119,1cyclictest9-21ksoftirqd/008:30:010
2887399118,1cyclictest9-21ksoftirqd/009:10:000
28873991110,1cyclictest9-21ksoftirqd/007:45:000
2887399110,8cyclictest0-21swapper/007:35:110
2889499109,1cyclictest35-21ksoftirqd/309:30:013
2888499109,1cyclictest28-21ksoftirqd/211:35:012
2888499109,1cyclictest28-21ksoftirqd/211:30:002
2887399109,1cyclictest9-21ksoftirqd/012:15:000
2887399109,1cyclictest9-21ksoftirqd/011:20:000
2887399108,1cyclictest9-21ksoftirqd/009:50:160
2887399104,4cyclictest0-21swapper/010:08:220
2887399100,5cyclictest775-21munin-plugin-st11:45:000
32166297,1sleep228-21ksoftirqd/207:15:122
288949998,1cyclictest35-21ksoftirqd/312:20:003
288949998,1cyclictest35-21ksoftirqd/309:10:003
288949998,0cyclictest35-21ksoftirqd/310:05:123
288849999,0cyclictest0-21swapper/210:55:122
288849998,1cyclictest28-21ksoftirqd/212:15:122
288849998,1cyclictest28-21ksoftirqd/211:40:132
288849994,3cyclictest61650irq/122-eno112:01:102
288799991,7cyclictest6519-21taskset07:29:481
288799990,1cyclictest0-21swapper/107:40:111
288739998,1cyclictest9-21ksoftirqd/012:00:000
288739998,1cyclictest9-21ksoftirqd/010:25:000
288739998,1cyclictest9-21ksoftirqd/009:50:000
288739998,1cyclictest31189-21sh07:14:590
288739997,1cyclictest9-21ksoftirqd/008:25:000
288739992,6cyclictest561-21nscd10:40:510
288949988,0cyclictest35-21ksoftirqd/310:05:003
288949987,1cyclictest35-21ksoftirqd/312:31:523
288949987,1cyclictest35-21ksoftirqd/309:55:003
288949987,1cyclictest35-21ksoftirqd/309:20:173
288949986,1cyclictest11301-21snmpd10:54:243
288949986,1cyclictest11301-21snmpd08:57:093
288949986,1cyclictest11301-21snmpd08:28:083
288949986,1cyclictest11301-21snmpd08:03:273
288849988,0cyclictest28-21ksoftirqd/210:30:172
288849988,0cyclictest28-21ksoftirqd/210:30:172
288849988,0cyclictest20537-21apt-get10:40:102
288849987,1cyclictest28-21ksoftirqd/212:35:012
288849987,1cyclictest28-21ksoftirqd/211:47:332
288849987,1cyclictest28-21ksoftirqd/209:48:132
288849987,1cyclictest28-21ksoftirqd/209:30:172
288849986,1cyclictest61650irq/122-eno112:25:142
288849986,1cyclictest61650irq/122-eno110:37:422
288849986,1cyclictest61650irq/122-eno109:41:322
288849986,1cyclictest313-21gltestperf10:10:192
288849986,1cyclictest28-21ksoftirqd/207:45:132
288849986,1cyclictest23284-21perf08:05:002
288849986,1cyclictest11301-21snmpd09:17:192
288849980,7cyclictest21740-21diskmemload11:55:122
288799980,6cyclictest0-21swapper/109:05:131
288799980,4cyclictest0-21swapper/110:45:121
288739987,1cyclictest9-21ksoftirqd/007:55:000
288739986,1cyclictest23621-21ssh09:56:560
288739981,6cyclictest21740-21diskmemload12:35:270
288739981,5cyclictest0-21swapper/009:45:000
288739981,1cyclictest26378-21ssh10:47:130
288739980,7cyclictest3169-21ssh11:45:450
288739980,7cyclictest30518-21ssh10:54:190
288949976,1cyclictest35-21ksoftirqd/311:15:013
288949976,1cyclictest35-21ksoftirqd/308:20:003
288949976,1cyclictest11301-21snmpd08:50:273
288949975,1cyclictest26541-21diskmemload10:47:453
288949975,1cyclictest26305-21cat09:15:153
288949975,1cyclictest11301-21snmpd12:20:573
288949975,1cyclictest11301-21snmpd12:05:143
288949975,1cyclictest11301-21snmpd11:51:173
288949975,1cyclictest11301-21snmpd08:24:503
288949970,6cyclictest0-21swapper/312:03:153
288949970,4cyclictest0-21swapper/311:25:113
288949970,3cyclictest0-21swapper/312:26:233
288949970,0cyclictest0-21swapper/311:42:533
288849977,0cyclictest28-21ksoftirqd/212:30:162
288849977,0cyclictest28-21ksoftirqd/210:25:132
288849976,1cyclictest61650irq/122-eno111:15:562
288849976,1cyclictest61650irq/122-eno111:05:102
288849976,1cyclictest61650irq/122-eno110:16:452
288849976,1cyclictest61650irq/122-eno110:09:252
288849976,1cyclictest61650irq/122-eno109:26:002
288849976,1cyclictest11301-21snmpd09:00:422
288849976,0cyclictest28-21ksoftirqd/210:50:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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