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2025-12-30 - 14:40
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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 Tue Dec 30, 2025 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
509999109725494,5468cyclictest32367-21kworker/0:011:45:190
509999101205061,5048cyclictest3077-21kworker/0:009:21:170
50999999125270,4631cyclictest12215-21kworker/0:207:39:020
50999998695253,4611cyclictest19951-21kworker/0:108:20:570
50999997655196,4558cyclictest3077-21kworker/0:008:33:240
50999996535140,4502cyclictest19951-21kworker/0:108:16:540
50999996005115,4474cyclictest3077-21kworker/0:008:37:540
50999993044786,4513cyclictest23238-21kworker/0:209:50:580
50999992334751,4471cyclictest16453-21kworker/0:211:09:180
50999992264748,4473cyclictest12647-21kworker/0:212:37:030
50999991884815,4362cyclictest3077-21kworker/0:008:55:060
50999990424656,4375cyclictest17196-21kworker/0:010:09:500
50999990174735,4277cyclictest12215-21kworker/0:207:34:580
50999989944727,4256cyclictest19951-21kworker/0:107:59:320
50999989484598,4339cyclictest26183-21kworker/0:109:26:100
50999988664565,4290cyclictest5385-21kworker/0:107:23:480
50999988444535,4305cyclictest23238-21kworker/0:209:40:580
50999987644509,4251cyclictest327-21kworker/0:010:39:460
50999987484507,4230cyclictest3529-21kworker/0:110:54:340
50999987174483,4223cyclictest3077-21kworker/0:008:50:500
50999987134471,4228cyclictest5385-21kworker/0:107:14:280
50999986644567,4054cyclictest3529-21kworker/0:111:03:060
50999986534456,4186cyclictest32367-21kworker/0:011:40:240
50999985224276,4235cyclictest12647-21kworker/0:212:26:560
50999982294299,3916cyclictest19951-21kworker/0:107:53:410
50999981864275,3851cyclictest3077-21kworker/0:009:19:540
50999981244261,3848cyclictest29557-21kworker/0:111:33:410
50999980014088,3862cyclictest29970-21kworker/0:110:33:070
50999979884197,3776cyclictest23238-21kworker/0:209:49:310
50999979023931,3920cyclictest3077-21kworker/0:008:27:380
50999978643910,3894cyclictest12215-21kworker/0:207:41:260
50999978273896,3879cyclictest12215-21kworker/0:207:45:350
50999977254052,3623cyclictest20640-21kworker/0:111:23:030
50999976784061,3606cyclictest23238-21kworker/0:209:55:490
50999976713830,3799cyclictest3077-21kworker/0:009:06:230
50999976694049,3609cyclictest12647-21kworker/0:212:16:450
50999975384048,3430cyclictest3077-21kworker/0:008:40:450
50999972873628,3599cyclictest3077-21kworker/0:009:02:070
50999972863830,3405cyclictest12215-21kworker/0:207:25:530
50999972603813,3387cyclictest26890-21kworker/0:011:28:110
50999972453907,3295cyclictest20640-21kworker/0:111:17:530
50999971853773,3369cyclictest32367-21kworker/0:011:54:210
50999971693787,3368cyclictest17196-21kworker/0:010:17:590
50999971253891,3223cyclictest5385-21kworker/0:107:16:400
50999971133552,3545cyclictest16453-21kworker/0:211:12:330
50999971023658,3429cyclictest23238-21kworker/0:209:39:220
50999970683863,3194cyclictest19951-21kworker/0:108:04:080
50999970183739,3268cyclictest23238-21kworker/0:210:00:340
50999969903828,3157cyclictest19951-21kworker/0:108:12:430
50999969873585,3351cyclictest3529-21kworker/0:110:48:020
50999969613757,3144cyclictest32367-21kworker/0:011:59:410
50999968273696,3071cyclictest17196-21kworker/0:010:23:010
50999968233698,3082cyclictest12647-21kworker/0:212:04:260
50999967303598,3121cyclictest3529-21kworker/0:110:44:430
50999967103586,3113cyclictest12647-21kworker/0:212:11:390
50999966083493,3064cyclictest3077-21kworker/0:009:10:560
50999965973586,2968cyclictest17196-21kworker/0:010:27:550
50999964783411,3036cyclictest3077-21kworker/0:008:48:580
50999964513502,2889cyclictest3529-21kworker/0:110:58:030
50999964343450,2973cyclictest29022-21kworker/0:009:31:020
50999963213440,2821cyclictest17196-21kworker/0:010:13:010
50999962723314,2943cyclictest32367-21kworker/0:011:39:020
50999962623355,2896cyclictest12647-21kworker/0:212:06:170
50999961893186,2960cyclictest12647-21kworker/0:212:20:150
50999961433275,2853cyclictest12647-21kworker/0:212:30:260
50999959953386,2558cyclictest19951-21kworker/0:108:06:480
49992803185,203sleep00-21swapper07:09:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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