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2026-07-08 - 11:59
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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 Wed Jul 08, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1094421210,3sleep2414099cyclictest23:55:262
2256421190,0sleep022566-21id00:34:300
367521160,2sleep10-21swapper/122:33:581
2272721120,1sleep20-21swapper/222:10:292
1325821110,1sleep10-21swapper/121:36:231
2137321090,2sleep10-21swapper/122:39:391
3578210332,40sleep10-21swapper/119:06:111
191721010,7sleep30-21swapper/319:05:123
171042890,2sleep30-21swapper/321:12:293
34832840,2sleep10-21swapper/123:13:491
294012840,3sleep30-21swapper/321:31:073
28212840,2sleep22066-21nscd21:56:482
263992830,0sleep00-21swapper/022:03:510
309082820,2sleep10-21swapper/121:27:541
199612820,3sleep30-21swapper/323:34:383
66672800,4sleep2414099cyclictest22:16:272
123222790,2sleep20-21swapper/223:48:402
83002780,0sleep00-21swapper/021:11:290
149822780,1sleep02024-21nfsd23:00:250
146752780,2sleep20-21swapper/200:22:152
29632770,2sleep10-21swapper/100:05:511
20672770,2sleep10-21swapper/100:17:041
106972760,2sleep30-21swapper/322:01:493
94312740,3sleep3414199cyclictest23:59:273
69952730,2sleep20-21swapper/222:59:432
306862730,4sleep3414199cyclictest22:55:113
276662720,1sleep30-21swapper/300:35:093
231102720,2sleep20-21swapper/221:20:092
21612720,1sleep20-21swapper/222:33:472
20452690,1sleep02037-21sshd23:17:120
374726633,12sleep20-21swapper/219:08:202
279142640,1sleep227912-21sshd00:31:132
129392620,2sleep10-21swapper/100:22:011
371025431,11sleep00-21swapper/019:07:500
79732380,1sleep10-21swapper/100:14:011
151082360,0sleep215109-21sshd22:06:142
28302340,7sleep20-21swapper/222:48:172
307342300,28sleep3144650irq/27-eth021:52:493
20382300,1sleep00-21swapper/022:37:290
213352270,2sleep20-21swapper/222:25:092
91862260,2sleep10-21swapper/123:59:251
48002260,3sleep10-21swapper/122:23:191
280492260,2sleep30-21swapper/300:31:133
234052262,21sleep1144650irq/27-eth022:28:541
163002260,1sleep216299-21sshd21:44:222
159212260,2sleep00-21swapper/023:26:260
231262250,2sleep2414099cyclictest23:53:222
149892250,2sleep214980-21sshd21:33:072
303882240,22sleep2144650irq/27-eth023:35:392
278242230,2sleep327821-21sshd21:38:183
213232231,20sleep3144650irq/27-eth022:36:013
156352230,4sleep30-21swapper/322:46:063
244242220,3sleep10-21swapper/122:03:361
200452220,3sleep20-21swapper/222:21:242
60362210,4sleep1413999cyclictest21:11:141
4140992112,4cyclictest28950irq/26-ahci[00000:00:162
278122210,1sleep10-21swapper/122:50:531
179392210,2sleep30-21swapper/323:19:163
4140992018,1cyclictest0-21swapper/220:47:092
413599201,17cyclictest0-21swapper/023:23:160
266292200,18sleep3144650irq/27-eth022:07:323
161712200,1sleep30-21swapper/300:03:523
414199190,4cyclictest2132-21sshd23:00:053
413599190,18cyclictest0-21swapper/021:51:130
413599190,18cyclictest0-21swapper/000:26:180
413599190,13cyclictest5672-21bash21:25:130
414199183,4cyclictest30559-21sshd22:44:163
414199180,13cyclictest0-21swapper/322:32:333
414099182,15cyclictest153250irq/28-eth1-rx-00:35:162
414099182,15cyclictest144650irq/27-eth000:12:092
414099180,4cyclictest15924-21sshd21:47:442
414099180,16cyclictest33-21ksoftirqd/221:12:072
413599183,14cyclictest24291-21kworker/0:120:21:130
413599180,5cyclictest29413-21sshd22:58:360
413599180,5cyclictest0-21swapper/023:54:080
413599180,17cyclictest28916-21sshd22:55:000
413599180,17cyclictest0-21swapper/022:17:040
413599180,13cyclictest25564-21sshd23:46:230
414199173,7cyclictest17156-21sshd23:11:443
414199171,5cyclictest0-21swapper/322:10:053
414199170,3cyclictest144650irq/27-eth023:35:533
414099177,3cyclictest9017-21diskstats19:20:112
414099173,8cyclictest31164-21sshd22:44:202
414099173,13cyclictest144650irq/27-eth021:28:182
414099172,11cyclictest16470-21sshd00:07:252
4140991714,0cyclictest19901-21sshd22:50:102
4140991711,5cyclictest2024-21nfsd22:38:432
413999177,8cyclictest0-21swapper/121:50:371
413999176,4cyclictest32019-21sshd21:42:301
413999172,13cyclictest15253-21sshd23:18:561
4139991710,6cyclictest8647-21sshd23:07:171
413999170,11cyclictest0-21swapper/121:31:171
413599178,8cyclictest0-21swapper/023:37:200
413599176,7cyclictest0-21swapper/022:08:040
413599176,10cyclictest0-21swapper/021:34:560
413599171,11cyclictest0-21swapper/021:40:160
4135991710,6cyclictest0-21swapper/021:24:290
413599170,9cyclictest0-21swapper/023:41:580
413599170,9cyclictest0-21swapper/022:30:340
413599170,9cyclictest0-21swapper/022:23:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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