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2025-11-26 - 11:57
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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 rackaslot0.osadl.org (updated Wed Nov 26, 2025 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1662521030,2sleep10-21swapper/123:23:151
156202960,0sleep20-21swapper/223:34:532
351925925,18sleep30-21swapper/319:06:293
63382580,0sleep30-21swapper/321:14:493
204832580,0sleep30-21swapper/321:31:413
378525432,18sleep00-21swapper/019:09:420
289622540,1sleep30-21swapper/323:20:483
226492540,0sleep10-21swapper/123:27:521
281672530,1sleep18-21rcu_preempt22:07:321
254312530,0sleep10-21swapper/122:49:381
233392530,0sleep00-21swapper/023:43:290
233392530,0sleep00-21swapper/023:43:290
167902520,1sleep10-21swapper/122:52:181
368425130,18sleep20-21swapper/219:08:282
320942510,0sleep10-21swapper/122:35:121
279052510,0sleep30-21swapper/322:49:563
274712510,0sleep00-21swapper/021:55:480
365325027,19sleep10-21swapper/119:08:031
318532500,1sleep331851-21bash00:07:193
294592500,0sleep10-21swapper/123:48:021
81592490,1sleep30-21swapper/321:15:013
55662490,1sleep30-21swapper/323:25:403
69712480,2sleep3407099cyclictest23:37:393
106062480,0sleep30-21swapper/322:51:323
260612470,1sleep126040-21sshd21:13:201
289432460,0sleep128915-21sshd23:13:101
187512460,0sleep10-21swapper/121:39:231
269092450,0sleep30-21swapper/322:19:083
114702450,0sleep10-21swapper/121:34:381
43962440,0sleep30-21swapper/322:08:373
163692440,1sleep00-21swapper/022:44:480
216562430,0sleep00-21swapper/023:54:460
216562430,0sleep00-21swapper/023:54:460
213852430,1sleep01819-21runrttasks23:27:430
143722420,0sleep20-21swapper/221:42:412
122692420,0sleep00-21swapper/023:11:070
293542380,0sleep00-21swapper/023:36:240
406999230,22cyclictest0-21swapper/222:45:412
406999220,22cyclictest0-21swapper/222:26:462
406999220,21cyclictest0-21swapper/222:20:142
406999220,21cyclictest0-21swapper/221:17:472
406999220,21cyclictest0-21swapper/200:31:042
406999211,20cyclictest0-21swapper/220:43:172
406999210,21cyclictest0-21swapper/222:51:412
406999210,21cyclictest0-21swapper/219:45:062
406999210,20cyclictest0-21swapper/222:33:262
406999210,20cyclictest0-21swapper/220:48:292
406999210,20cyclictest0-21swapper/220:00:062
406999210,20cyclictest0-21swapper/200:22:382
406999210,20cyclictest0-21swapper/200:07:582
406999200,20cyclictest0-21swapper/223:11:022
406999200,20cyclictest0-21swapper/221:32:372
406999200,20cyclictest0-21swapper/220:36:212
406999200,20cyclictest0-21swapper/200:10:142
406999200,19cyclictest0-21swapper/223:59:342
406999200,19cyclictest0-21swapper/223:53:102
406999200,19cyclictest0-21swapper/223:53:102
406999200,19cyclictest0-21swapper/223:23:202
406999200,19cyclictest0-21swapper/223:18:062
406999200,19cyclictest0-21swapper/222:41:252
406999200,19cyclictest0-21swapper/222:36:292
406999200,19cyclictest0-21swapper/221:50:052
406999200,19cyclictest0-21swapper/221:12:212
406999200,19cyclictest0-21swapper/219:39:342
406999191,18cyclictest0-21swapper/221:38:062
406999191,17cyclictest0-21swapper/200:38:462
406999190,19cyclictest0-21swapper/223:07:382
406999190,19cyclictest0-21swapper/222:56:062
406999190,19cyclictest0-21swapper/220:29:252
406999190,19cyclictest0-21swapper/220:07:262
406999190,19cyclictest0-21swapper/219:30:462
406999190,19cyclictest0-21swapper/200:25:332
406999190,19cyclictest0-21swapper/200:02:062
406999190,18cyclictest0-21swapper/223:25:012
406999190,18cyclictest0-21swapper/222:11:172
406999190,18cyclictest0-21swapper/222:00:052
406999190,18cyclictest0-21swapper/221:46:312
406999190,18cyclictest0-21swapper/219:24:532
406799190,18cyclictest0-21swapper/023:23:360
406799190,15cyclictest498-21id00:32:260
406799190,13cyclictest30202-21cp00:27:430
406999181,17cyclictest0-21swapper/223:45:582
406999181,17cyclictest0-21swapper/221:57:572
406999180,18cyclictest0-21swapper/223:42:462
406999180,18cyclictest0-21swapper/223:42:462
406999180,18cyclictest0-21swapper/222:05:572
406999180,18cyclictest0-21swapper/219:51:182
406999180,18cyclictest0-21swapper/219:28:062
406999180,18cyclictest0-21swapper/219:15:022
406999180,17cyclictest0-21swapper/221:25:332
406999180,17cyclictest0-21swapper/221:20:132
406799180,17cyclictest0-21swapper/000:38:500
406999170,17cyclictest0-21swapper/221:07:332
406999170,17cyclictest0-21swapper/220:10:462
406999170,16cyclictest0-21swapper/220:22:062
406999170,16cyclictest0-21swapper/219:57:102
406999170,16cyclictest0-21swapper/200:15:342
406899170,11cyclictest0-21swapper/123:06:401
406799170,9cyclictest1664-21sshd00:20:120
406799170,17cyclictest0-21swapper/021:15:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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