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2026-04-09 - 07:47
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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 rack3slot0.osadl.org (updated Thu Apr 09, 2026 00:43:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
69442870,2sleep31676299cyclictest23:25:003
243712790,0sleep70-21swapper/721:17:547
99742780,0sleep60-21swapper/621:18:576
116232720,0sleep20-21swapper/221:24:372
18882710,2sleep21675499cyclictest23:58:072
207882550,0sleep00-21swapper/023:01:350
200712540,0sleep50-21swapper/521:21:205
1641925229,8sleep20-21swapper/219:04:092
105242520,0sleep60-21swapper/622:20:166
51582510,0sleep00-21swapper/022:23:380
193492510,0sleep10-21swapper/121:08:021
1627824923,9sleep40-21swapper/419:02:114
24542480,0sleep40-21swapper/423:58:094
189542480,2sleep51677899cyclictest00:12:045
1642324825,8sleep60-21swapper/619:04:136
1640824826,8sleep00-21swapper/019:03:590
164152470,0sleep70-21swapper/722:44:447
108942470,0sleep110840-21sshd22:14:421
221832460,0sleep30-21swapper/322:17:083
1631924634,8sleep50-21swapper/519:02:445
117142460,0sleep7721ktimersoftd/722:24:017
65292450,0sleep50-21swapper/521:55:565
325662450,0sleep20-21swapper/222:34:292
28732430,0sleep30-21swapper/322:06:433
1626324331,9sleep70-21swapper/719:01:587
96682420,0sleep20-21swapper/221:57:532
244752420,0sleep00-21swapper/022:28:270
131522420,1sleep11-21systemd00:24:491
110932420,1sleep511094-21grep22:03:335
110932420,1sleep511094-21grep22:03:335
93852410,0sleep30-21swapper/320:46:023
57792410,0sleep30-21swapper/323:47:113
291922410,0sleep60-21swapper/623:02:056
185132410,0sleep00-21swapper/023:47:560
1643824130,8sleep30-21swapper/319:04:263
79712400,1sleep47970-21grepconf.sh21:15:104
37062400,0sleep50-21swapper/500:27:575
320632400,0sleep50-21swapper/523:54:185
194172400,0sleep30-21swapper/322:39:193
1633324028,9sleep10-21swapper/119:02:561
147922400,0sleep60-21swapper/622:00:056
109742400,0sleep20-21swapper/221:26:222
31422390,0sleep40-21swapper/421:51:554
229842390,0sleep222589-21sshd21:10:282
205702390,0sleep00-21swapper/022:06:000
205702390,0sleep00-21swapper/022:06:000
165362390,0sleep60-21swapper/623:53:226
7792380,0sleep00-21swapper/023:59:570
28722380,0sleep50-21swapper/500:16:445
272182380,0sleep00-21swapper/000:10:460
259722380,0sleep625966-21sshd00:18:056
110182380,2sleep01673999cyclictest21:37:330
272562370,0sleep70-21swapper/721:23:387
121052370,0sleep40-21swapper/421:32:004
177822350,1sleep773-21ksoftirqd/700:15:507
16762992912,2cyclictest41-21ksoftirqd/321:50:283
84132270,0sleep6631rcuc/622:40:346
16778992412,3cyclictest57-21ksoftirqd/522:31:245
1676299239,2cyclictest41-21ksoftirqd/300:14:533
1677899229,3cyclictest57-21ksoftirqd/521:39:385
1677899228,3cyclictest57-21ksoftirqd/523:59:125
16778992212,3cyclictest57-21ksoftirqd/523:00:475
1677899221,3cyclictest57-21ksoftirqd/523:04:215
1676299229,3cyclictest41-21ksoftirqd/300:25:433
1676299228,2cyclictest41-21ksoftirqd/300:18:313
1676299227,1cyclictest41-21ksoftirqd/323:37:543
1676299227,1cyclictest41-21ksoftirqd/323:37:543
1676299225,6cyclictest41-21ksoftirqd/322:35:443
16762992217,3cyclictest41-21ksoftirqd/300:02:313
218992210,0sleep10-21swapper/123:53:411
16778992110,1cyclictest57-21ksoftirqd/521:17:255
1676299219,1cyclictest41-21ksoftirqd/300:00:053
1676299218,1cyclictest41-21ksoftirqd/321:42:123
1676299217,3cyclictest41-21ksoftirqd/300:35:323
1676299217,2cyclictest41-21ksoftirqd/321:28:133
1676299216,1cyclictest41-21ksoftirqd/321:59:493
16762992117,1cyclictest41-21ksoftirqd/321:25:053
16762992114,1cyclictest41-21ksoftirqd/323:05:053
1677899209,1cyclictest57-21ksoftirqd/523:38:525
1677899209,1cyclictest57-21ksoftirqd/523:38:525
1677899209,1cyclictest57-21ksoftirqd/522:12:065
1677899208,5cyclictest57-21ksoftirqd/500:01:455
1677899208,4cyclictest57-21ksoftirqd/521:11:485
1677899207,3cyclictest57-21ksoftirqd/500:33:285
1677899207,3cyclictest57-21ksoftirqd/500:09:325
1677899207,2cyclictest57-21ksoftirqd/522:46:485
1677899206,1cyclictest57-21ksoftirqd/500:25:125
1677899201,1cyclictest57-21ksoftirqd/521:10:125
1676299209,2cyclictest41-21ksoftirqd/323:07:063
1676299209,2cyclictest41-21ksoftirqd/321:19:393
1676299209,1cyclictest41-21ksoftirqd/322:57:143
1676299207,1cyclictest41-21ksoftirqd/321:34:283
1676299206,3cyclictest41-21ksoftirqd/321:09:073
1676299206,1cyclictest41-21ksoftirqd/321:15:233
16762992018,1cyclictest41-21ksoftirqd/321:55:033
16762992016,3cyclictest41-21ksoftirqd/323:54:133
16762992015,2cyclictest41-21ksoftirqd/322:04:263
16762992015,2cyclictest41-21ksoftirqd/322:04:263
16762992011,1cyclictest41-21ksoftirqd/300:26:473
309792190,0sleep20-21swapper/200:33:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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