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2024-11-21 - 16:16
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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 21, 2024 12:45:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
236802209176,22sleep30-21swapper/307:08:363
234832209150,45sleep00-21swapper/007:06:000
234992202169,22sleep10-21swapper/107:06:121
237412200161,26sleep20-21swapper/207:09:242
174282710,1sleep016718-21diskmemload09:50:170
161442610,0sleep20-21swapper/212:25:462
263772580,0sleep30-21swapper/309:20:163
215812180,0sleep00-21swapper/011:13:320
135072160,0sleep10-21swapper/109:45:121
23869991514,1cyclictest9-21ksoftirqd/012:30:190
2387399138,1cyclictest21-21ksoftirqd/108:18:061
2387399120,12cyclictest0-21swapper/107:55:171
23869991211,1cyclictest9-21ksoftirqd/012:00:000
23869991211,1cyclictest9-21ksoftirqd/010:50:000
318362110,0sleep10-21swapper/110:06:321
2387699119,1cyclictest28-21ksoftirqd/207:55:012
2387399113,7cyclictest21-21ksoftirqd/111:30:121
2386999113,4cyclictest29886-21perf10:45:000
23869991110,1cyclictest9-21ksoftirqd/010:40:010
23869991110,1cyclictest9-21ksoftirqd/009:24:590
23882991010,0cyclictest35-21ksoftirqd/310:53:443
2387699100,1cyclictest0-21swapper/212:09:052
2387699100,0cyclictest0-21swapper/210:57:042
2387399108,1cyclictest111rcu_preempt11:05:141
2387399105,1cyclictest21-21ksoftirqd/110:01:471
2387399101,8cyclictest111rcu_preempt07:40:001
2387399100,9cyclictest111rcu_preempt08:40:101
2386999109,1cyclictest9-21ksoftirqd/009:35:130
2386999109,1cyclictest9-21ksoftirqd/008:45:010
2386999109,1cyclictest9-21ksoftirqd/007:25:140
2386999108,1cyclictest9-21ksoftirqd/009:20:000
126472100,1sleep20-21swapper/210:23:152
28897290,0sleep10-21swapper/110:42:501
238829990,1cyclictest0-21swapper/307:45:103
238769996,1cyclictest28-21ksoftirqd/208:34:592
238769995,1cyclictest28-21ksoftirqd/208:42:392
238769990,8cyclictest1497-21sendmail-mta11:58:072
238769990,8cyclictest12407-21kworker/u8:009:56:362
238769990,0cyclictest0-21swapper/212:04:272
238739999,0cyclictest21-21ksoftirqd/107:25:111
238739998,1cyclictest21-21ksoftirqd/112:00:061
238739998,1cyclictest21-21ksoftirqd/111:51:261
238739998,1cyclictest21-21ksoftirqd/111:26:251
238739998,1cyclictest21-21ksoftirqd/110:50:391
238739998,1cyclictest21-21ksoftirqd/110:46:531
238739998,1cyclictest21-21ksoftirqd/110:10:451
238739998,1cyclictest21-21ksoftirqd/109:50:171
238739998,1cyclictest21-21ksoftirqd/109:20:121
238739998,1cyclictest21-21ksoftirqd/109:18:481
238739998,0cyclictest111rcu_preempt12:15:201
238739997,2cyclictest111rcu_preempt12:10:171
238739997,1cyclictest21-21ksoftirqd/109:30:091
238739997,1cyclictest111rcu_preempt11:11:461
238739997,1cyclictest111rcu_preempt09:40:131
238739995,3cyclictest21-21ksoftirqd/111:20:121
238739992,4cyclictest21-21ksoftirqd/111:35:321
238739991,8cyclictest21-21ksoftirqd/111:58:111
238739991,7cyclictest21-21ksoftirqd/108:10:131
238739991,7cyclictest111rcu_preempt11:40:151
238739991,7cyclictest111rcu_preempt10:21:171
238739991,7cyclictest111rcu_preempt09:35:151
238739991,1cyclictest21-21ksoftirqd/112:20:221
238739991,1cyclictest111rcu_preempt11:00:171
238739991,1cyclictest111rcu_preempt08:05:181
238739991,0cyclictest111rcu_preempt12:06:381
238739990,8cyclictest111rcu_preempt12:30:421
238739990,8cyclictest111rcu_preempt10:31:481
238739990,8cyclictest111rcu_preempt10:25:591
238739990,8cyclictest111rcu_preempt09:08:171
238739990,8cyclictest0-21swapper/111:45:121
238739990,1cyclictest111rcu_preempt09:25:291
238699999,0cyclictest9-21ksoftirqd/012:10:010
238699998,1cyclictest9-21ksoftirqd/012:15:140
238699998,1cyclictest9-21ksoftirqd/012:10:180
238699998,1cyclictest9-21ksoftirqd/011:50:190
238699998,1cyclictest9-21ksoftirqd/011:25:200
238699998,1cyclictest9-21ksoftirqd/010:45:130
238699998,1cyclictest9-21ksoftirqd/009:45:000
238699998,1cyclictest9-21ksoftirqd/009:30:180
238699998,1cyclictest9-21ksoftirqd/008:10:010
238699997,1cyclictest9-21ksoftirqd/010:05:110
238699997,1cyclictest27598-21ssh10:01:140
238699990,4cyclictest12043-21sed09:00:010
238829986,1cyclictest793-21snmpd09:50:133
238829980,8cyclictest0-21swapper/308:09:443
238829980,5cyclictest0-21swapper/310:58:243
238769986,1cyclictest9833-21cat09:40:152
238769986,1cyclictest793-21snmpd10:35:542
238769986,1cyclictest60950irq/123-eno112:20:122
238769986,1cyclictest60950irq/123-eno111:30:202
238769986,1cyclictest60950irq/123-eno110:03:272
238769986,1cyclictest60950irq/123-eno109:20:132
238769986,1cyclictest60950irq/123-eno108:25:152
238769986,1cyclictest16735-21perf09:10:002
238769985,2cyclictest793-21snmpd11:21:422
238769984,1cyclictest254-21systemd-journal09:40:002
238769981,6cyclictest9726-21kworker/u8:211:01:542
238769981,5cyclictest30024-21/usr/sbin/munin07:20:132
238769980,5cyclictest2273-21apt-get12:10:152
238769980,2cyclictest0-21swapper/208:50:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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