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2025-12-19 - 06:48
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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 highest latencies:
System rack6slot5.osadl.org (updated Fri Dec 19, 2025 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
790399113435847,5446cyclictest15191-21kworker/0:020:04:240
79039998805241,4628cyclictest30832-21kworker/0:219:23:560
79039994184801,4603cyclictest26993-21kworker/0:023:53:200
79039992444598,4604cyclictest30832-21kworker/0:219:18:000
79039992244731,4482cyclictest15191-21kworker/0:019:54:020
79039990944664,4419cyclictest15191-21kworker/0:019:37:580
79039988374536,4290cyclictest15191-21kworker/0:019:33:010
79039986504542,4097cyclictest4231-21kworker/0:020:40:590
79039985864509,4066cyclictest15191-21kworker/0:019:43:040
79039985714401,4159cyclictest4231-21kworker/0:020:33:540
79039980664010,4041cyclictest4231-21kworker/0:020:39:230
79039979664175,3751cyclictest10930-21kworker/0:223:25:240
79039979254147,3753cyclictest27217-21kworker/0:021:25:320
79039979224260,3647cyclictest2641-21kworker/0:200:07:110
79039978344216,3603cyclictest18368-21kworker/0:222:17:280
79039977874182,3582cyclictest30832-21kworker/0:219:14:190
79039977734154,3568cyclictest15191-21kworker/0:019:26:570
79039977433833,3850cyclictest10930-21kworker/0:223:08:360
79039976503858,3750cyclictest4231-21kworker/0:020:25:120
79039975914054,3506cyclictest24791-21kworker/0:222:58:080
79039975513951,3549cyclictest30134-21kworker/0:220:11:250
79039974973925,3530cyclictest4231-21kworker/0:020:46:530
79039974383896,3491cyclictest15191-21kworker/0:019:58:290
79039974334008,3402cyclictest24791-21kworker/0:222:32:030
79039973563713,3628cyclictest24791-21kworker/0:222:42:410
79039973183833,3442cyclictest24791-21kworker/0:222:28:410
79039972553922,3310cyclictest10930-21kworker/0:223:12:030
79039972023748,3438cyclictest7838-21kworker/0:100:30:260
79039971543751,3360cyclictest30134-21kworker/0:220:18:200
79039970573780,3262cyclictest24791-21kworker/0:222:54:540
79039970223463,3545cyclictest24791-21kworker/0:222:45:260
79039969903668,3271cyclictest26993-21kworker/0:023:50:000
79039969653644,3306cyclictest10930-21kworker/0:223:22:360
79039967393640,3048cyclictest4231-21kworker/0:021:01:380
79039966773509,3125cyclictest2641-21kworker/0:200:04:020
79039966753533,3117cyclictest9469-21kworker/0:022:05:040
79039966033292,3297cyclictest4231-21kworker/0:020:54:000
79039965613565,2982cyclictest3643-21kworker/0:221:50:410
79039965543465,3066cyclictest15191-21kworker/0:019:46:580
79039965143412,3042cyclictest7838-21kworker/0:100:27:430
79039964933406,2999cyclictest4231-21kworker/0:021:09:130
79039964433411,3017cyclictest10930-21kworker/0:223:37:060
79039964323436,2986cyclictest7838-21kworker/0:100:19:240
79039961173226,2876cyclictest18368-21kworker/0:222:13:590
79039958693216,2638cyclictest30220-21kworker/0:121:37:430
79039956122979,2590cyclictest9469-21kworker/0:022:03:080
79039955063047,2444cyclictest4231-21kworker/0:021:12:190
79039953172779,2534cyclictest30134-21kworker/0:220:06:010
79039949272581,2335cyclictest4231-21kworker/0:020:55:350
79039948642493,2356cyclictest25012-21kworker/0:121:22:160
75232807185,204sleep00-21swapper19:07:220
79039953397,88cyclictest13-21rcuc/023:40:320
79039947035,435cyclictest0-21swapper22:38:060
79039945532,363cyclictest23903-21copy21:17:180
79039941933,372cyclictest27580-21kworker/u2:121:32:240
79039940934,360cyclictest32659-21kworker/u2:021:58:550
79039940726,320cyclictest15834-21ssh23:16:490
79039940525,317cyclictest21343-21ssh23:30:220
79039940352,289cyclictest21880-21ssh22:20:360
79039939852,283cyclictest17889-21ssh00:36:200
79039939225,343cyclictest2062-21ssh23:59:110
79039938345,277cyclictest12858-21sort00:25:060
79039938232,290cyclictest8811-21ssh23:01:380
79039938114,353cyclictest13-21rcuc/020:25:010
79039936974,235cyclictest1893-21kworker/u2:300:13:090
79039926119,229cyclictest11-21ksoftirqd/021:44:270
79039923823,202cyclictest6878-21ssh21:47:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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