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2025-11-27 - 20:07
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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 Nov 27, 2025 12:45:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
285852205171,22sleep00-21swapper/007:08:010
286092203163,26sleep20-21swapper/207:08:192
285282202164,24sleep30-21swapper/307:07:143
287252198161,24sleep10-21swapper/107:09:501
95632560,0sleep30-21swapper/312:36:253
33552180,0sleep10-21swapper/107:20:181
28839991311,1cyclictest1257-21hddtemp_smartct12:25:133
28812991311,1cyclictest9-21ksoftirqd/011:20:000
28839991211,1cyclictest35-21ksoftirqd/307:55:003
2881299120,11cyclictest0-21swapper/011:30:150
2882999110,11cyclictest0-21swapper/211:08:252
2881299119,1cyclictest9-21ksoftirqd/011:05:130
2881299119,1cyclictest9-21ksoftirqd/007:50:000
28812991110,1cyclictest9-21ksoftirqd/011:55:160
28812991110,1cyclictest9-21ksoftirqd/010:55:010
28812991110,1cyclictest9-21ksoftirqd/009:30:150
28812991110,1cyclictest22471-21cat10:40:000
2882999109,1cyclictest28-21ksoftirqd/211:00:562
28829991010,0cyclictest0-21swapper/211:28:002
2882999100,5cyclictest60950irq/123-eno111:51:182
2881299109,1cyclictest9-21ksoftirqd/011:45:200
2881299109,1cyclictest9-21ksoftirqd/010:20:010
2881299109,1cyclictest9-21ksoftirqd/008:40:000
2881299108,1cyclictest9-21ksoftirqd/011:00:000
2881299108,0cyclictest14288-21ssh09:42:290
2881299100,6cyclictest30969-21wc11:35:210
288399990,4cyclictest0-21swapper/309:20:123
288299998,1cyclictest28-21ksoftirqd/207:45:012
288299997,1cyclictest28-21ksoftirqd/209:09:592
288129999,0cyclictest9-21ksoftirqd/009:55:170
288129999,0cyclictest9-21ksoftirqd/009:30:000
288129999,0cyclictest21582-21diskmemload12:14:080
288129998,1cyclictest9-21ksoftirqd/011:25:180
288129998,1cyclictest9-21ksoftirqd/010:05:230
288129998,1cyclictest9-21ksoftirqd/009:15:120
288129998,1cyclictest9-21ksoftirqd/007:30:140
288129997,1cyclictest9-21ksoftirqd/012:20:150
288129997,1cyclictest9-21ksoftirqd/008:30:000
288129997,1cyclictest9-21ksoftirqd/008:05:000
288129997,1cyclictest9-21ksoftirqd/007:35:120
288129991,4cyclictest21582-21diskmemload11:44:320
288399987,1cyclictest35-21ksoftirqd/311:27:443
288399985,1cyclictest254-21systemd-journal09:44:283
288399984,3cyclictest16838-21users12:00:183
288399981,3cyclictest23366-21hwlatdetect09:55:163
288399980,6cyclictest0-21swapper/310:28:363
288399980,5cyclictest0-21swapper/308:30:123
288399980,4cyclictest6163-21runrttasks11:45:233
288399980,4cyclictest0-21swapper/312:10:123
288299986,1cyclictest8618-21ntpq12:35:172
288299986,1cyclictest60950irq/123-eno112:25:102
288299986,1cyclictest60950irq/123-eno112:20:192
288299986,1cyclictest60950irq/123-eno110:50:142
288299986,1cyclictest60950irq/123-eno110:05:552
288299986,1cyclictest60950irq/123-eno108:55:122
288299986,1cyclictest60950irq/123-eno108:15:142
288299986,1cyclictest60950irq/123-eno107:55:182
288299986,1cyclictest28-21ksoftirqd/208:45:002
288299986,1cyclictest28-21ksoftirqd/208:40:002
288299986,1cyclictest18707-21perf10:35:002
288299985,2cyclictest31423-21munin-node12:02:502
288299984,3cyclictest31423-21munin-node10:44:512
288299982,5cyclictest20959-21sh10:36:002
288299981,4cyclictest28-21ksoftirqd/209:38:142
288129988,0cyclictest9-21ksoftirqd/012:15:190
288129988,0cyclictest9-21ksoftirqd/008:30:190
288129987,1cyclictest9-21ksoftirqd/008:45:160
288129987,1cyclictest9-21ksoftirqd/008:45:000
288129986,1cyclictest9-21ksoftirqd/011:55:010
288129986,1cyclictest9-21ksoftirqd/010:03:180
288129985,1cyclictest9-21ksoftirqd/011:05:000
288129984,2cyclictest254-21systemd-journal12:05:010
288129983,3cyclictest15391-21apt-get10:30:110
288129981,4cyclictest8269-21apt-get10:20:110
288129981,4cyclictest21582-21diskmemload12:29:410
288129980,7cyclictest18757-21grep12:05:120
288129980,7cyclictest0-21swapper/010:40:140
288129980,5cyclictest0-21swapper/008:55:110
288129980,1cyclictest14360-21ssh10:27:430
288399976,1cyclictest8785-21ntpq08:40:173
288399976,1cyclictest35-21ksoftirqd/308:05:003
288399975,1cyclictest3177-21ssh09:27:353
288399975,1cyclictest19441-21idleruntime12:05:143
288399974,1cyclictest27730-21ssh09:16:423
288399973,3cyclictest568-21nscd11:04:193
288399972,3cyclictest35-21ksoftirqd/308:55:143
288399972,1cyclictest788-21lldpd09:32:133
288399971,5cyclictest22563-21ssh10:40:123
288399970,5cyclictest0-21swapper/311:31:363
288399970,4cyclictest0-21swapper/310:32:363
288399970,3cyclictest0-21swapper/310:19:523
288399970,3cyclictest0-21swapper/310:10:133
288399970,3cyclictest0-21swapper/309:50:113
288399970,2cyclictest21582-21diskmemload10:53:213
288399970,2cyclictest0-21swapper/309:10:513
288299976,1cyclictest60950irq/123-eno112:11:512
288299976,1cyclictest60950irq/123-eno111:55:222
288299976,1cyclictest60950irq/123-eno111:34:272
288299976,1cyclictest60950irq/123-eno110:23:092
288299976,1cyclictest60950irq/123-eno110:16:412
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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