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2025-02-07 - 08:38
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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 50 highest latencies:
System rack3slot0.osadl.org (updated Fri Feb 07, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
248172930,2sleep7221199cyclictest23:40:037
270892740,0sleep2321ktimersoftd/220:44:432
215242700,0sleep20-21swapper/222:59:382
318802510,1sleep031879-21sshd23:15:050
246932510,1sleep4218899cyclictest23:18:064
149942500,1sleep2216899cyclictest00:12:182
226922490,0sleep422689-21sshd22:00:374
183524925,9sleep60-21swapper/619:02:236
156732470,0sleep70-21swapper/700:12:237
51352450,0sleep70-21swapper/723:52:217
279962440,0sleep30-21swapper/300:13:553
216222440,0sleep70-21swapper/723:21:297
16132440,0sleep70-21swapper/721:12:517
189224230,8sleep50-21swapper/519:03:105
195322410,0sleep70-21swapper/721:06:507
172724129,9sleep00-21swapper/019:00:570
104692410,0sleep50-21swapper/522:58:215
65202400,0sleep50-21swapper/522:24:575
194202400,0sleep719418-21sshd00:20:327
188924027,9sleep20-21swapper/219:03:072
173124027,9sleep40-21swapper/419:01:014
166724027,9sleep70-21swapper/719:00:087
141982400,0sleep60-21swapper/623:38:506
3191723926,9sleep10-21swapper/118:59:451
174823927,9sleep30-21swapper/319:01:163
169622390,1sleep516963-21sshd00:20:145
147822390,0sleep00-21swapper/000:00:470
212602380,0sleep50-21swapper/522:11:445
110492360,0sleep30-21swapper/300:19:323
265162210,0sleep20-21swapper/223:25:332
2180992017,2cyclictest41-21ksoftirqd/323:32:313
2180992014,4cyclictest41-21ksoftirqd/300:27:183
284702190,0sleep60-21swapper/622:31:076
193722190,2sleep3218099cyclictest00:09:063
2180991815,3cyclictest41-21ksoftirqd/323:01:063
2180991716,1cyclictest41-21ksoftirqd/323:21:063
2180991715,1cyclictest41-21ksoftirqd/322:17:063
2180991715,1cyclictest41-21ksoftirqd/321:48:393
2180991714,3cyclictest41-21ksoftirqd/321:50:503
2180991714,2cyclictest41-21ksoftirqd/323:05:123
2180991712,3cyclictest41-21ksoftirqd/321:29:353
2155991713,3cyclictest9-21ksoftirqd/022:04:180
84752160,2sleep6220399cyclictest21:51:186
48282160,2sleep5219599cyclictest23:26:485
2188991615,1cyclictest49-21ksoftirqd/422:14:124
2188991614,1cyclictest49-21ksoftirqd/423:32:224
2180991614,1cyclictest41-21ksoftirqd/323:56:343
2180991614,1cyclictest41-21ksoftirqd/323:34:583
2180991614,1cyclictest41-21ksoftirqd/323:26:223
2180991614,1cyclictest41-21ksoftirqd/322:31:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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