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2025-11-23 - 05:41
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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 rack5slot0.osadl.org (updated Sun Nov 23, 2025 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
681421470,3sleep2940299cyclictest23:37:202
488121360,1sleep30-21swapper/323:12:403
474321350,133sleep326950irq/26-ahci[00000:21:433
1397021280,0sleep313971-21sshd23:07:223
940421220,3sleep0940099cyclictest21:47:190
2571521170,2sleep20-21swapper/200:07:392
1536321170,1sleep00-21swapper/022:00:030
2163521150,3sleep1940199cyclictest00:20:111
52192970,1sleep3940399cyclictest22:35:323
307332950,0sleep130732-21bash21:12:581
25712950,1sleep00-21swapper/023:15:260
260282940,3sleep30-21swapper/322:10:073
287482900,0sleep00-21swapper/021:30:560
212132900,3sleep121210-21bash22:37:061
4972890,1sleep0495-21sshd00:18:030
24022870,4sleep10-21swapper/122:01:471
900228633,49sleep30-21swapper/319:08:183
145772850,1sleep014572-21sshd23:50:320
123512840,0sleep00-21swapper/000:09:360
886028233,44sleep10-21swapper/119:06:491
76382820,2sleep30-21swapper/323:46:473
37822820,2sleep10-21swapper/123:49:371
287312820,1sleep00-21swapper/021:43:080
22442820,1sleep00-21swapper/021:28:330
127662820,0sleep00-21swapper/023:31:450
269112810,2sleep20-21swapper/223:55:002
158802810,3sleep21848-21nfsd21:23:452
183542800,1sleep10-21swapper/121:45:121
144222800,1sleep08-21rcu_preempt23:44:240
190702790,4sleep1940199cyclictest19:30:151
81352780,0sleep00-21swapper/022:54:250
174122780,2sleep10-21swapper/122:27:291
173362780,3sleep217312-21sshd22:36:442
179192770,1sleep017914-21sshd00:36:010
905027333,11sleep20-21swapper/219:08:532
32042710,2sleep23203-21sshd23:27:502
66472670,4sleep2940299cyclictest00:02:252
300132670,65sleep126950irq/26-ahci[00023:58:251
227192660,0sleep00-21swapper/023:35:410
188802640,1sleep30-21swapper/321:11:483
10602640,4sleep1940199cyclictest21:25:201
229182630,2sleep3940399cyclictest21:18:213
172592620,2sleep21847-21nfsd00:10:062
294822590,0sleep029480-21bash22:16:260
224902580,1sleep30-21swapper/321:33:283
316392550,1sleep10-21swapper/119:56:081
903425233,15sleep00-21swapper/019:08:430
300232480,0sleep330024-21cpuspeed_turbos21:40:143
169822480,1sleep10-21swapper/123:13:511
42602470,1sleep10-21swapper/121:59:001
212462470,1sleep321237-21sshd23:41:503
137382440,2sleep3940399cyclictest23:19:423
292602410,4sleep30-21swapper/322:19:343
80502370,2sleep10-21swapper/121:16:541
189952350,3sleep30-21swapper/321:45:143
168562332,28sleep1135650irq/27-eth000:00:161
276422320,2sleep10-21swapper/122:16:141
231372310,1sleep09399-21cyclictest22:34:180
323042302,26sleep126950irq/26-ahci[00000:27:471
9401992910,18cyclictest22-21ksoftirqd/123:07:101
90622290,2sleep3940399cyclictest22:51:153
245412280,0sleep00-21swapper/022:59:070
940199277,18cyclictest22-21ksoftirqd/122:07:051
9401992717,7cyclictest19930-21sshd00:13:361
9401992715,6cyclictest13400-21bash23:31:481
327482270,3sleep10-21swapper/123:21:231
282962270,0sleep00-21swapper/000:04:400
940199266,17cyclictest22-21ksoftirqd/121:54:021
9401992619,5cyclictest10950irq/23-ehci_hcd23:26:531
9401992611,4cyclictest0-21swapper/123:51:221
940199260,18cyclictest22-21ksoftirqd/123:43:431
940099266,6cyclictest1959-21sshd21:58:130
940099260,22cyclictest0-21swapper/022:44:120
940099260,22cyclictest0-21swapper/022:44:110
9401992512,6cyclictest10950irq/23-ehci_hcd19:17:241
940199251,16cyclictest22-21ksoftirqd/100:36:381
3362250,23sleep3135650irq/27-eth021:58:383
296072250,2sleep30-21swapper/322:07:223
940199247,15cyclictest22-21ksoftirqd/100:08:431
940199246,13cyclictest22-21ksoftirqd/121:21:461
940099243,14cyclictest0-21swapper/021:39:250
9400992412,11cyclictest0-21swapper/019:11:360
305492240,1sleep09399-21cyclictest21:12:570
225152240,2sleep322504-21sshd22:27:593
181862240,2sleep218187-21bash00:16:312
135662240,22sleep1135650irq/27-eth023:04:171
940199235,14cyclictest22-21ksoftirqd/123:38:241
940199233,16cyclictest22-21ksoftirqd/122:56:131
9401992314,5cyclictest0-21swapper/100:31:461
9401992314,5cyclictest0-21swapper/100:31:451
9401992313,4cyclictest3961-21cp21:37:461
9401992312,6cyclictest135650irq/27-eth022:52:391
9401992310,5cyclictest15844-21bash22:48:511
940099230,21cyclictest0-21swapper/022:14:580
940099230,1cyclictest0-21swapper/021:22:190
178012230,2sleep317800-21sshd23:23:063
9402992216,4cyclictest16320-21sshd22:42:462
9402992216,4cyclictest16320-21sshd22:42:452
940199222,18cyclictest22-21ksoftirqd/121:41:281
9401992213,5cyclictest13230-21sshd22:42:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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