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2025-12-20 - 04:12
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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 highest latencies:
System rack6slot5.osadl.org (updated Sat Dec 20, 2025 00:45:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
831099105015270,5208cyclictest11667-21kworker/0:123:05:460
83109999005265,4624cyclictest19102-21kworker/0:220:24:040
83109997085174,4523cyclictest26234-21kworker/0:219:23:480
83109996415138,4492cyclictest19102-21kworker/0:220:10:400
83109993004662,4615cyclictest23670-21kworker/0:022:27:320
83109992574962,4292cyclictest26234-21kworker/0:219:13:030
83109991434706,4426cyclictest14459-21kworker/0:020:52:030
83109990644722,4291cyclictest19102-21kworker/0:219:41:070
83109988844430,4411cyclictest19102-21kworker/0:220:43:180
83109988094739,4066cyclictest14459-21kworker/0:021:05:460
83109985434278,4222cyclictest19102-21kworker/0:220:09:040
83109984904579,3906cyclictest14459-21kworker/0:020:58:450
83109984674467,3996cyclictest19102-21kworker/0:220:30:430
83109983544179,4161cyclictest19102-21kworker/0:219:51:540
83109981684078,4075cyclictest19102-21kworker/0:220:29:070
83109981654379,3772cyclictest19102-21kworker/0:220:03:120
83109980034122,3866cyclictest6733-21kworker/0:221:49:080
83109979663959,3947cyclictest19102-21kworker/0:220:36:170
83109979454276,3654cyclictest21798-21kworker/0:221:25:330
83109977694295,3451cyclictest2755-21kworker/0:000:08:550
83109976964263,3410cyclictest32223-21kworker/0:022:39:500
83109976813943,3723cyclictest18024-21kworker/0:123:17:570
83109975223971,3536cyclictest12781-21kworker/0:222:02:030
83109973663846,3505cyclictest21226-21kworker/0:023:38:490
83109973383952,3335cyclictest21798-21kworker/0:221:34:280
83109972763918,3307cyclictest21798-21kworker/0:221:22:320
83109972003804,3382cyclictest12781-21kworker/0:222:12:060
83109971753699,3461cyclictest21226-21kworker/0:023:42:120
83109971423778,3350cyclictest19102-21kworker/0:219:36:060
83109971333670,3448cyclictest12781-21kworker/0:221:59:060
83109970943582,3497cyclictest21226-21kworker/0:023:27:260
83109968763677,3194cyclictest19102-21kworker/0:219:58:540
83109968713520,3298cyclictest2755-21kworker/0:023:53:310
83109968383561,3234cyclictest11667-21kworker/0:123:03:470
83109967293366,3339cyclictest12781-21kworker/0:222:15:200
83109966493509,3089cyclictest19102-21kworker/0:219:46:300
83109966143594,2978cyclictest26234-21kworker/0:219:26:290
83109965433559,2933cyclictest26234-21kworker/0:219:17:570
83109965393663,2824cyclictest21798-21kworker/0:221:12:340
83109965353470,3050cyclictest19102-21kworker/0:220:16:130
83109964613467,2943cyclictest14459-21kworker/0:021:04:100
83109964003211,3166cyclictest2755-21kworker/0:000:21:540
83109963893472,2902cyclictest2755-21kworker/0:000:33:040
83109963773193,3168cyclictest32223-21kworker/0:022:53:240
83109962003503,2682cyclictest16792-21kworker/0:019:31:190
83109960843244,2817cyclictest2755-21kworker/0:023:56:350
83109959983182,2756cyclictest2755-21kworker/0:000:18:520
83109959943114,2865cyclictest21798-21kworker/0:221:36:280
83109941454026,105cyclictest2755-21kworker/0:000:35:050
78272808186,203sleep00-21swapper19:06:370
83109950955,440cyclictest25717-21ssh21:17:560
83109950855,439cyclictest5359-21ssh22:47:510
83109950755,438cyclictest5773-21ssh21:43:150
83109950654,437cyclictest2553-21ssh23:48:080
83109950653,438cyclictest18084-21ssh22:07:270
83109950553,438cyclictest25686-21ssh22:23:400
83109950454,380cyclictest21280-21diskmemload22:59:390
83109950453,437cyclictest27795-21ssh23:34:120
83109948130,390cyclictest3271-21ssh22:44:000
83109948054,412cyclictest17445-21ssh23:11:530
83109947255,357cyclictest22196-21ssh00:28:110
83109947085,371cyclictest11-21ksoftirqd/022:32:400
83109947056,353cyclictest14074-21ssh00:11:110
83109946154,348cyclictest21280-21diskmemload21:52:540
83109945954,346cyclictest10208-21ssh00:04:110
83109945555,226cyclictest21280-21diskmemload23:21:370
83109936330,316cyclictest13668-21seq20:48:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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