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2025-12-21 - 12:12
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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 Dec 21, 2025 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3398210333,41sleep10-21swapper/119:08:451
3410210132,42sleep30-21swapper/319:08:543
40372900,2sleep10-21swapper/122:44:141
4442800,2sleep30-21swapper/322:53:183
323302770,1sleep10-21swapper/100:37:211
237322720,2sleep30-21swapper/300:34:513
30552710,1sleep20-21swapper/200:06:452
149032710,1sleep10-21swapper/121:26:091
349125732,22sleep00-21swapper/019:09:550
208362540,0sleep00-21swapper/021:28:120
328925034,12sleep20-21swapper/219:07:252
255642280,0sleep00-21swapper/022:20:130
159732260,1sleep10-21swapper/100:10:491
267842250,3sleep3375699cyclictest22:30:293
75092240,1sleep10-21swapper/123:26:171
152442240,0sleep00-21swapper/022:57:560
85972230,0sleep30-21swapper/323:37:093
375399220,1cyclictest0-21swapper/019:55:170
229772220,2sleep22439-21runrttasks21:38:552
22172220,20sleep3137550irq/27-eth021:52:283
226952210,19sleep3137550irq/27-eth021:28:523
3753992010,6cyclictest0-21swapper/023:04:580
119952190,3sleep1375499cyclictest22:36:091
375699180,13cyclictest0-21swapper/300:10:363
3755991811,3cyclictest10850irq/23-ehci_hcd22:08:172
3753991810,4cyclictest0-21swapper/023:57:460
375399180,1cyclictest0-21swapper/021:16:510
235922180,1sleep10-21swapper/100:24:111
107302180,2sleep30-21swapper/322:05:173
375599175,10cyclictest31837-21sshd22:22:002
375599172,9cyclictest27627-21open_files20:00:212
3755991713,3cyclictest32496-21sshd23:45:072
375499179,6cyclictest7091-21sshd22:55:171
375499170,15cyclictest0-21swapper/123:49:101
375399170,13cyclictest0-21swapper/021:58:390
102502170,0sleep00-21swapper/022:15:160
375699166,8cyclictest0-21swapper/322:59:353
375699160,7cyclictest0-21swapper/321:30:243
375699160,4cyclictest0-21swapper/323:09:473
375699160,14cyclictest0-21swapper/323:43:143
375599163,12cyclictest146450irq/28-eth1-rx-21:46:522
375599160,14cyclictest0-21swapper/221:57:432
375499162,12cyclictest30979-21sshd00:15:391
375399169,3cyclictest18809-21bash00:22:250
375399168,7cyclictest0-21swapper/000:11:230
375399167,7cyclictest23060-21sshd00:02:480
375399160,9cyclictest9022-21sensors_temp20:30:210
375399160,15cyclictest0-21swapper/021:21:140
375399160,14cyclictest0-21swapper/022:28:420
263842166,1sleep20-21swapper/222:40:402
247002160,8sleep30-21swapper/323:52:533
222812160,2sleep00-21swapper/022:50:020
138242161,13sleep2137550irq/27-eth022:26:332
375699159,5cyclictest24535-21sshd00:35:033
375699157,4cyclictest0-21swapper/323:59:413
375699157,3cyclictest10850irq/23-ehci_hcd23:10:153
375699154,10cyclictest10850irq/23-ehci_hcd22:41:053
375699154,10cyclictest10850irq/23-ehci_hcd21:49:223
375699152,1cyclictest12231-21munin-node00:20:173
375699152,12cyclictest22995-21sshd23:31:163
375699152,12cyclictest22995-21sshd23:31:163
3756991513,1cyclictest0-21swapper/323:03:563
3756991512,2cyclictest0-21swapper/322:20:433
375699150,7cyclictest0-21swapper/323:23:223
375699150,14cyclictest0-21swapper/322:00:043
375699150,13cyclictest25549-21sshd22:10:093
375699150,13cyclictest0-21swapper/322:37:283
375699150,13cyclictest0-21swapper/321:16:123
375699150,11cyclictest3036-21sshd23:45:353
375599156,6cyclictest33-21ksoftirqd/221:16:022
375599153,1cyclictest137550irq/27-eth022:15:102
375599152,1cyclictest18142-21sshd21:27:152
375599151,9cyclictest12465-21sshd23:28:042
3755991511,3cyclictest10850irq/23-ehci_hcd00:02:572
375599151,10cyclictest0-21swapper/221:07:422
3755991510,4cyclictest6982-21sshd21:14:062
375599150,14cyclictest0-21swapper/223:44:092
375599150,14cyclictest0-21swapper/223:24:262
375599150,13cyclictest9268-21sshd23:06:092
375599150,13cyclictest0-21swapper/223:59:572
375599150,13cyclictest0-21swapper/221:33:522
375599150,13cyclictest0-21swapper/200:17:292
375499159,1cyclictest29482-21sshd22:10:561
375499153,11cyclictest10850irq/23-ehci_hcd23:10:231
3754991513,1cyclictest0-21swapper/123:51:551
3754991513,1cyclictest0-21swapper/121:14:471
3754991511,3cyclictest24779-21sshd21:19:371
375499151,13cyclictest1884-21nfsd23:05:261
3754991511,3cyclictest10850irq/23-ehci_hcd20:52:141
3754991511,3cyclictest10850irq/23-ehci_hcd20:40:221
3754991511,2cyclictest0-21swapper/123:42:221
3754991510,4cyclictest5267-21bash22:24:071
375499150,6cyclictest0-21swapper/123:36:561
375499150,6cyclictest0-21swapper/123:22:381
375499150,6cyclictest0-21swapper/122:50:221
375499150,6cyclictest0-21swapper/121:58:021
375499150,6cyclictest0-21swapper/121:39:171
375499150,3cyclictest401-21sshd00:05:481
375499150,3cyclictest0-21swapper/122:15:541
375499150,13cyclictest31250-21sshd21:51:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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