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2025-11-30 - 12:28
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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 Sun Nov 30, 2025 00:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9262210150,20sleep00-21swapper/019:07:450
9262210150,20sleep00-21swapper/019:07:440
9332201161,26sleep20-21swapper/219:07:502
9332201161,26sleep20-21swapper/219:07:502
9092199160,26sleep30-21swapper/319:07:323
9092199160,26sleep30-21swapper/319:07:323
9322196158,25sleep10-21swapper/119:07:501
9322196158,25sleep10-21swapper/119:07:491
118099140,13cyclictest0-21swapper/221:10:162
117299140,13cyclictest0-21swapper/121:10:211
1171991311,1cyclictest9-21ksoftirqd/020:00:010
117199122,5cyclictest18837-21latency_hist19:44:590
1171991212,0cyclictest9-21ksoftirqd/000:05:200
1171991211,1cyclictest9-21ksoftirqd/023:50:010
225162110,2sleep20-21swapper/223:17:322
1189991110,1cyclictest35-21ksoftirqd/322:55:003
1189991110,1cyclictest35-21ksoftirqd/322:10:003
1180991111,0cyclictest29294-21ssh22:41:072
117199119,1cyclictest9-21ksoftirqd/023:05:000
117199119,1cyclictest9-21ksoftirqd/021:35:160
1171991110,1cyclictest9-21ksoftirqd/022:20:120
1171991110,1cyclictest9-21ksoftirqd/021:54:590
118999100,6cyclictest21386-21apt-get19:50:123
118999100,4cyclictest254-21systemd-journal20:20:013
118099109,1cyclictest28-21ksoftirqd/222:20:012
118099109,1cyclictest28-21ksoftirqd/222:20:012
117199109,1cyclictest9-21ksoftirqd/023:43:190
117199109,1cyclictest9-21ksoftirqd/021:05:000
117199108,1cyclictest9-21ksoftirqd/019:34:590
117199102,4cyclictest30827-21ls20:10:010
117199102,4cyclictest30827-21ls20:10:000
1171991010,0cyclictest9-21ksoftirqd/000:02:210
117199101,4cyclictest20385-21sed21:45:000
17337290,1sleep315984-21/usr/sbin/munin23:55:203
11899990,5cyclictest546-21irqbalance23:17:463
11809997,1cyclictest28-21ksoftirqd/219:45:002
11809991,0cyclictest26974-21diskmemload21:36:322
11719999,0cyclictest9-21ksoftirqd/023:25:210
11719998,1cyclictest9-21ksoftirqd/023:15:150
11719998,1cyclictest9-21ksoftirqd/022:05:000
11719998,1cyclictest9-21ksoftirqd/021:25:010
11719997,1cyclictest9-21ksoftirqd/019:40:000
11719990,1cyclictest254-21systemd-journal22:17:380
11719990,1cyclictest254-21systemd-journal22:17:370
27357280,0sleep30-21swapper/321:54:533
18910280,0sleep10-21swapper/122:27:031
11899987,1cyclictest35-21ksoftirqd/321:05:013
11899987,1cyclictest35-21ksoftirqd/319:44:593
11899983,4cyclictest557-21nscd23:05:133
11899981,4cyclictest26974-21diskmemload00:20:183
11899981,4cyclictest26974-21diskmemload00:20:173
11899980,5cyclictest0-21swapper/321:56:313
11809986,1cyclictest60950irq/123-eno123:12:302
11809986,1cyclictest60950irq/123-eno123:04:592
11809986,1cyclictest60950irq/123-eno121:55:002
11809986,1cyclictest3833-21sensors19:15:012
11809986,1cyclictest28-21ksoftirqd/219:25:002
11809984,2cyclictest254-21systemd-journal20:00:202
11809984,1cyclictest254-21systemd-journal23:21:092
11729980,7cyclictest0-21swapper/123:45:141
11729980,5cyclictest0-21swapper/119:50:131
11729980,4cyclictest0-21swapper/123:32:531
11719988,0cyclictest9-21ksoftirqd/000:25:170
11719988,0cyclictest0-21swapper/020:04:030
11719987,1cyclictest9-21ksoftirqd/019:24:590
11719986,1cyclictest9-21ksoftirqd/023:05:140
11719984,1cyclictest20150-21apt-get22:30:120
11719983,5cyclictest15754-21cat23:55:010
11719982,5cyclictest7644-21ssh22:10:210
11719981,6cyclictest10623-21ssh21:30:160
11719981,1cyclictest8576-21ssh22:59:380
11719980,7cyclictest29865-21ssh21:56:380
11719980,7cyclictest19345-21ssh23:13:400
11719980,4cyclictest10281-21latency_hist20:35:000
11899977,0cyclictest26974-21diskmemload00:09:313
11899977,0cyclictest26253-21sensors21:05:223
11899976,0cyclictest26974-21diskmemload23:20:063
11899975,1cyclictest8381-21ssh22:12:293
11899975,1cyclictest21729-21ssh00:01:453
11899975,1cyclictest15406-21ssh22:22:113
11899974,3cyclictest26974-21diskmemload21:19:033
11899974,1cyclictest35-21ksoftirqd/320:31:353
11899974,0cyclictest26974-21diskmemload23:39:143
11899972,2cyclictest26974-21diskmemload22:00:073
11899972,2cyclictest26974-21diskmemload21:44:303
11899971,5cyclictest557-21nscd00:36:013
11899970,6cyclictest12657-21ssh21:34:023
11899970,4cyclictest30794-21cron20:10:013
11899970,4cyclictest30794-21cron20:10:013
11899970,3cyclictest30535-21perf22:45:003
11899970,3cyclictest0-21swapper/321:11:173
11809976,1cyclictest60950irq/123-eno123:42:412
11809976,1cyclictest60950irq/123-eno123:34:552
11809976,1cyclictest60950irq/123-eno122:08:402
11809976,1cyclictest60950irq/123-eno121:55:162
11809976,1cyclictest60950irq/123-eno121:16:192
11809976,1cyclictest60950irq/123-eno120:15:142
11809976,1cyclictest5539-21cat19:15:182
11809976,1cyclictest28-21ksoftirqd/200:10:012
11809976,0cyclictest60950irq/123-eno122:10:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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