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2026-03-06 - 16:40
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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 Fri Mar 06, 2026 12:45:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
107172213179,22sleep30-21swapper/307:09:063
104932210172,25sleep20-21swapper/207:06:102
105172199162,24sleep10-21swapper/107:06:291
106152195158,24sleep00-21swapper/007:07:450
318122670,0sleep10-21swapper/107:50:151
310172640,0sleep10-21swapper/109:44:131
23752160,0sleep30-21swapper/312:35:133
10901991513,1cyclictest35-21ksoftirqd/307:40:003
1088299143,5cyclictest22053-21date08:40:010
10901991311,1cyclictest35-21ksoftirqd/309:10:003
10894991312,1cyclictest28-21ksoftirqd/210:00:002
10894991111,0cyclictest0-21swapper/209:16:062
1089499110,10cyclictest0-21swapper/211:50:362
1088299119,1cyclictest9-21ksoftirqd/009:00:000
1090199108,1cyclictest35-21ksoftirqd/311:30:003
1090199101,6cyclictest11364-21kworker/u8:111:47:193
1089499109,1cyclictest28-21ksoftirqd/209:35:012
1089499104,5cyclictest707-21snmpd09:27:462
1088299100,5cyclictest0-21swapper/010:20:110
1515290,1sleep00-21swapper/011:51:410
109019998,1cyclictest35-21ksoftirqd/312:25:003
109019998,1cyclictest35-21ksoftirqd/310:45:003
109019998,1cyclictest35-21ksoftirqd/308:40:003
108949997,1cyclictest28-21ksoftirqd/210:25:002
108949990,8cyclictest0-21swapper/211:03:112
108829997,1cyclictest9-21ksoftirqd/008:05:000
108829994,4cyclictest3714-21diskmemload11:04:150
109019986,1cyclictest707-21snmpd10:16:583
109019986,1cyclictest707-21snmpd09:43:033
109019986,1cyclictest707-21snmpd08:55:133
109019986,1cyclictest707-21snmpd07:33:563
109019986,1cyclictest707-21snmpd07:23:343
109019986,1cyclictest707-21snmpd07:23:343
109019986,1cyclictest35-21ksoftirqd/312:00:003
109019986,1cyclictest35-21ksoftirqd/311:45:013
109019986,1cyclictest35-21ksoftirqd/308:40:403
109019980,6cyclictest4488-21diskstats09:10:143
109019980,5cyclictest21961-1kworker/u9:109:39:113
108949988,0cyclictest61650irq/122-eno110:36:212
108949987,1cyclictest28-21ksoftirqd/211:45:132
108949987,1cyclictest28-21ksoftirqd/209:15:002
108949987,1cyclictest28-21ksoftirqd/208:15:122
108949987,1cyclictest28-21ksoftirqd/207:30:002
108949986,1cyclictest707-21snmpd09:08:292
108949986,1cyclictest707-21snmpd07:55:202
108949986,1cyclictest707-21snmpd07:16:132
108949986,1cyclictest61650irq/122-eno112:33:312
108949986,1cyclictest61650irq/122-eno112:26:042
108949986,1cyclictest61650irq/122-eno110:55:362
108949986,1cyclictest61650irq/122-eno110:30:152
108949986,1cyclictest61650irq/122-eno109:45:122
108949986,1cyclictest61650irq/122-eno108:10:162
108949986,1cyclictest28-21ksoftirqd/211:11:232
108949986,1cyclictest28-21ksoftirqd/209:45:012
108949980,4cyclictest0-21swapper/208:55:112
108879980,6cyclictest0-21swapper/110:05:171
108829987,1cyclictest9-21ksoftirqd/012:40:000
108829987,1cyclictest9-21ksoftirqd/008:10:100
108829986,1cyclictest707-21snmpd11:21:180
108829985,2cyclictest561-21nscd11:11:460
108829983,1cyclictest0-21swapper/011:15:190
108829982,5cyclictest10880-21/usr/sbin/munin10:00:110
108829981,6cyclictest16396-21ssh10:47:570
108829980,7cyclictest29107-21chrt11:05:060
108829980,7cyclictest25699-21ssh10:18:220
108829980,3cyclictest31334-21ssh12:30:150
108829980,1cyclictest8964-21ssh10:38:510
108829980,1cyclictest0-21swapper/009:35:110
109019976,1cyclictest707-21snmpd11:37:493
109019976,1cyclictest707-21snmpd10:09:573
109019976,1cyclictest528-21rpcbind10:36:023
109019976,1cyclictest35-21ksoftirqd/311:15:003
109019976,1cyclictest35-21ksoftirqd/311:10:003
109019976,1cyclictest35-21ksoftirqd/310:20:143
109019975,1cyclictest9064-21ssh12:01:053
109019975,1cyclictest707-21snmpd07:42:143
109019975,1cyclictest35-21ksoftirqd/310:25:143
109019975,1cyclictest12583-21ssh12:05:203
109019975,1cyclictest10624-21ssh11:21:373
109019971,5cyclictest17534-21kworker/u8:011:12:593
109019971,4cyclictest31653-21apt-get11:50:113
109019971,4cyclictest239442sleep310:57:253
109019971,3cyclictest0-21swapper/310:00:173
109019970,6cyclictest10924-21ssh09:18:093
108949976,1cyclictest707-21snmpd12:01:552
108949976,1cyclictest61650irq/122-eno112:20:142
108949976,1cyclictest61650irq/122-eno111:26:402
108949976,1cyclictest61650irq/122-eno111:21:542
108949976,1cyclictest61650irq/122-eno110:00:262
108949976,1cyclictest61650irq/122-eno109:20:442
108949976,1cyclictest61650irq/122-eno107:32:402
108949976,1cyclictest28-21ksoftirqd/212:10:022
108949976,1cyclictest28-21ksoftirqd/207:40:002
108949976,0cyclictest61650irq/122-eno109:35:112
108949975,1cyclictest707-21snmpd08:52:162
108949975,1cyclictest61650irq/122-eno111:15:132
108949975,1cyclictest61650irq/122-eno109:50:192
108949975,1cyclictest28-21ksoftirqd/207:50:002
108949975,1cyclictest11407-21ssh10:40:192
108949971,1cyclictest0-21swapper/208:07:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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