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2025-10-25 - 20:31
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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 Sat Oct 25, 2025 12:44:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1312999104525618,4783cyclictest2711-21kworker/0:208:34:230
1312999101965069,5075cyclictest2711-21kworker/0:208:42:400
1312999101185299,4815cyclictest18486-21kworker/0:010:33:300
1312999100385342,4685cyclictest25959-21kworker/0:007:43:290
131299998365239,4586cyclictest2711-21kworker/0:208:07:240
131299998175230,4576cyclictest18486-21kworker/0:010:58:290
131299997855110,4664cyclictest18486-21kworker/0:010:25:160
131299996855166,4514cyclictest2711-21kworker/0:208:36:150
131299995675005,4551cyclictest2711-21kworker/0:208:19:440
131299994524829,4609cyclictest25959-21kworker/0:007:45:370
131299994024846,4551cyclictest18486-21kworker/0:010:08:570
131299993494812,4526cyclictest21898-21kworker/0:211:11:330
131299993094796,4508cyclictest3068-21kworker/0:209:36:330
131299991244590,4523cyclictest18486-21kworker/0:010:45:520
131299991234697,4415cyclictest25959-21kworker/0:007:28:310
131299991104695,4410cyclictest7071-21kworker/0:111:58:400
131299990484645,4392cyclictest23547-21kworker/0:012:15:210
131299990224642,4365cyclictest5771-21kworker/0:012:35:580
131299989994503,4445cyclictest25959-21kworker/0:007:57:280
131299988844562,4317cyclictest32357-21kworker/0:011:24:210
131299988744464,4398cyclictest18486-21kworker/0:010:04:360
131299987134493,4209cyclictest25959-21kworker/0:007:21:010
131299986994582,4106cyclictest18486-21kworker/0:010:41:510
131299986694319,4299cyclictest2711-21kworker/0:208:13:510
131299985884514,4070cyclictest3068-21kworker/0:209:27:530
131299984364238,4187cyclictest17825-21kworker/0:009:16:200
131299984234450,3962cyclictest18486-21kworker/0:010:21:100
131299982954216,4064cyclictest5771-21kworker/0:012:31:150
131299982694170,4089cyclictest17825-21kworker/0:009:12:360
131299982154316,3856cyclictest18486-21kworker/0:010:15:330
131299981574061,4073cyclictest2711-21kworker/0:208:22:030
131299980654116,3898cyclictest3068-21kworker/0:209:34:560
131299980124214,3783cyclictest2128-21kworker/0:112:22:250
131299980034282,3662cyclictest18486-21kworker/0:009:54:530
131299979834182,3750cyclictest32357-21kworker/0:011:26:560
131299979464152,3734cyclictest21898-21kworker/0:211:05:230
131299978883931,3905cyclictest17825-21kworker/0:008:46:350
131299974713873,3584cyclictest23547-21kworker/0:012:05:110
131299974563920,3485cyclictest2711-21kworker/0:208:26:220
131299974264012,3362cyclictest18486-21kworker/0:010:52:480
131299973483862,3435cyclictest7071-21kworker/0:111:44:220
131299973023636,3606cyclictest25959-21kworker/0:007:33:520
131299972913835,3441cyclictest17825-21kworker/0:009:22:270
131299972883751,3523cyclictest18486-21kworker/0:009:59:050
131299972843851,3418cyclictest7071-21kworker/0:111:39:430
131299971883879,3266cyclictest17825-21kworker/0:008:59:180
131299971473860,3235cyclictest21898-21kworker/0:211:01:040
131299970383855,3172cyclictest25959-21kworker/0:007:35:480
131299968923665,3216cyclictest17825-21kworker/0:009:05:070
131299968293421,3393cyclictest23547-21kworker/0:012:01:210
131299968183692,3111cyclictest17825-21kworker/0:008:50:560
131299967863612,3169cyclictest5771-21kworker/0:012:28:290
131299966663576,3086cyclictest7071-21kworker/0:111:32:500
131299966243492,3117cyclictest23547-21kworker/0:012:13:530
131299965043416,3073cyclictest17825-21kworker/0:009:03:150
131299964643336,3114cyclictest18486-21kworker/0:010:11:300
131299963733272,3078cyclictest7071-21kworker/0:111:53:070
131299963173297,3006cyclictest7071-21kworker/0:111:48:270
131299963153440,2815cyclictest3068-21kworker/0:209:47:070
131299962993337,2911cyclictest3068-21kworker/0:209:42:510
131299962333311,2870cyclictest21898-21kworker/0:211:18:190
131299960673228,2788cyclictest25959-21kworker/0:007:53:330
131299960283104,2873cyclictest25959-21kworker/0:008:01:340
131299958743152,2711cyclictest18486-21kworker/0:010:37:470
131299953452806,2528cyclictest25959-21kworker/0:007:17:240
131299950542772,2279cyclictest25959-21kworker/0:007:13:470
112712814184,203sleep00-21swapper07:05:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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