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2025-11-25 - 05:30
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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 rack2slot0.osadl.org (updated Tue Nov 25, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1307121070,2sleep1435599cyclictest00:16:171
303992970,0sleep030400-21sshd22:08:100
287432630,0sleep20-21swapper/221:36:082
182902630,0sleep00-21swapper/000:13:260
274872610,0sleep20-21swapper/221:32:512
323782600,2sleep2435699cyclictest00:11:282
253272600,1sleep025296-21sshd21:39:020
226362600,0sleep20-21swapper/200:24:142
44372550,0sleep10-21swapper/123:55:251
3942550,0sleep20-21swapper/200:08:122
300612550,0sleep00-21swapper/022:53:440
300612550,0sleep00-21swapper/022:53:440
247532550,1sleep124755-21bash22:17:081
257572540,0sleep10-21swapper/122:56:291
241832540,2sleep2435699cyclictest23:05:592
224142530,0sleep30-21swapper/322:16:543
63892520,0sleep00-21swapper/023:10:380
63892520,0sleep00-21swapper/023:10:380
36222520,0sleep00-21swapper/023:39:220
306572520,0sleep10-21swapper/121:45:481
175732510,0sleep10-21swapper/121:38:151
82802500,0sleep10-21swapper/100:29:411
62532500,0sleep20-21swapper/221:27:352
60072500,1sleep16000-21lspci00:08:471
128032500,0sleep30-21swapper/323:37:013
132702470,0sleep10-21swapper/123:43:311
408424023,7sleep20-21swapper/219:07:532
391323731,2sleep30-21swapper/319:05:503
219382370,2sleep3435799cyclictest22:36:173
394623126,3sleep10-21swapper/119:06:161
387823018,7sleep00-21swapper/019:05:230
98892220,1sleep0111rcuc/021:46:590
69772190,0sleep00-21swapper/000:02:130
4355991918,1cyclictest16910-21kworker/1:021:51:581
435599190,0cyclictest0-21swapper/121:07:491
261992190,0sleep10-21swapper/123:28:501
4355991817,0cyclictest8146-21kworker/1:121:56:511
4355991817,0cyclictest27115-21kworker/1:322:52:281
4355991817,0cyclictest27115-21kworker/1:322:52:281
326172180,0sleep20-21swapper/223:00:232
300492180,0sleep00-21swapper/021:23:320
223142180,0sleep10-21swapper/100:38:541
4355991717,0cyclictest8146-21kworker/1:121:42:591
4355991717,0cyclictest24518-21kworker/1:123:52:591
4355991716,1cyclictest8651-21kworker/1:322:29:561
4355991716,0cyclictest1312-21kworker/1:323:49:501
4355991715,1cyclictest22150-21kworker/1:000:20:421
326502170,0sleep00-21swapper/020:15:220
169142170,1sleep00-21swapper/023:53:330
4355991615,1cyclictest1743-21kworker/1:121:13:301
4355991615,0cyclictest4017-21kworker/1:222:02:021
4355991615,0cyclictest16505-21kworker/1:100:10:381
110852160,0sleep30-21swapper/321:47:063
435699151,13cyclictest21048-21sshd21:54:342
4355991515,0cyclictest4848-21kworker/1:023:23:501
4355991514,1cyclictest4848-21kworker/1:023:11:221
4355991514,1cyclictest4848-21kworker/1:023:11:221
4355991513,1cyclictest632-21kworker/1:222:45:431
4355991414,0cyclictest8651-21kworker/1:322:31:301
4355991414,0cyclictest30945-21kworker/1:200:31:061
4355991414,0cyclictest16910-21kworker/1:022:21:271
4355991414,0cyclictest13782-21kworker/1:223:09:591
435499140,13cyclictest14316-21sshd21:41:030
184632140,0sleep00-21swapper/023:21:320
160452140,1sleep016037-21bash23:05:140
134182140,0sleep30-21swapper/321:50:323
53472130,0sleep30-21swapper/321:59:243
435799130,12cyclictest27584-21sshd21:32:523
4355991312,0cyclictest29165-21kworker/1:023:01:181
4355991312,0cyclictest241ktimersoftd/122:14:321
4355991312,0cyclictest1312-21kworker/1:300:00:151
435599130,1cyclictest1966-21lspci21:27:081
229512130,0sleep30-21swapper/322:49:463
22242130,0sleep20-21swapper/222:08:372
182222130,0sleep10-21swapper/121:15:571
145522130,0sleep30-21swapper/300:13:023
4357991210,1cyclictest5332-21grepconf.sh00:22:233
4357991210,1cyclictest1017-21runrttasks22:57:423
435799120,1cyclictest8309-21bash22:09:133
435799120,11cyclictest0-21swapper/300:04:243
435699120,1cyclictest12458-21sshd23:49:542
435699120,11cyclictest5973-21id23:13:552
435699120,11cyclictest5973-21id23:13:542
435699120,11cyclictest0-21swapper/223:56:042
435699120,11cyclictest0-21swapper/200:35:042
4355991212,0cyclictest17007-21kworker/1:221:20:261
4355991212,0cyclictest10772-21kworker/1:119:24:181
4355991211,1cyclictest16910-21kworker/1:022:07:341
435599120,11cyclictest0-21swapper/123:35:091
4354991210,1cyclictest22184-21sshd23:31:330
435499120,11cyclictest0-21swapper/000:31:230
195082120,0sleep30-21swapper/300:27:203
91562110,2sleep2435699cyclictest23:20:332
4357991110,0cyclictest0-21swapper/322:34:333
4357991110,0cyclictest0-21swapper/321:08:423
435799110,10cyclictest0-21swapper/323:53:533
435799110,10cyclictest0-21swapper/321:26:533
4356991110,0cyclictest0-21swapper/221:47:142
435699110,10cyclictest0-21swapper/200:26:252
435699110,0cyclictest7246-21sshd00:02:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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