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2025-06-01 - 08:53
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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 376 highest latencies:
System rack7slot1.osadl.org (updated Sun Jun 01, 2025 00:45:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5360212866,57sleep30-21swapper/319:08:523
5244212059,56sleep20-21swapper/219:07:222
2929721140,1sleep224251-21stress21:20:212
5156210950,21sleep00-21swapper/019:06:160
361428345,32sleep10-21swapper/119:05:051
5549995715,18cyclictest0-21swapper/021:40:150
5549995411,21cyclictest0-21swapper/000:12:030
5549995317,16cyclictest0-21swapper/023:26:550
5549995312,20cyclictest0-21swapper/023:53:190
5549995211,18cyclictest0-21swapper/000:25:350
554999507,20cyclictest0-21swapper/023:44:030
5549994916,31cyclictest0-21swapper/020:35:490
5549994915,31cyclictest0-21swapper/000:30:250
5549994911,16cyclictest0-21swapper/022:17:060
5551994818,27cyclictest0-21swapper/222:20:182
5551994812,33cyclictest0-21swapper/222:17:452
554999489,18cyclictest0-21swapper/023:55:030
554999485,11cyclictest0-21swapper/019:28:300
5549994812,16cyclictest0-21swapper/021:30:040
5549994811,17cyclictest0-21swapper/022:57:590
555199464,28cyclictest24249-21stress23:20:302
5551994618,25cyclictest0-21swapper/223:30:222
5551994617,26cyclictest0-21swapper/222:13:232
5551994615,28cyclictest0-21swapper/200:08:272
5549994612,15cyclictest0-21swapper/022:10:360
5551994517,21cyclictest0-21swapper/223:54:112
5551994516,27cyclictest0-21swapper/222:57:572
5551994516,26cyclictest0-21swapper/222:02:152
5551994514,28cyclictest0-21swapper/223:28:112
554999457,18cyclictest0-21swapper/000:06:440
554999455,22cyclictest0-21swapper/020:25:100
554999455,18cyclictest0-21swapper/019:40:230
5549994513,12cyclictest0-21swapper/023:30:060
5549994510,18cyclictest0-21swapper/020:30:180
5549994510,15cyclictest0-21swapper/021:15:460
555199444,37cyclictest0-21swapper/221:50:332
555199443,39cyclictest24251-21stress23:59:052
5551994418,23cyclictest0-21swapper/200:05:012
5551994416,25cyclictest0-21swapper/200:29:032
5551994415,27cyclictest0-21swapper/221:12:162
5551994414,27cyclictest0-21swapper/221:16:402
554999447,15cyclictest0-21swapper/021:30:000
5549994415,14cyclictest0-21swapper/019:35:110
555199433,24cyclictest24251-21stress23:00:392
5551994315,25cyclictest0-21swapper/223:38:132
554999439,18cyclictest0-21swapper/020:00:290
554999438,17cyclictest0-21swapper/000:35:330
5549994313,12cyclictest0-21swapper/000:20:240
5549994310,16cyclictest0-21swapper/020:56:040
5549994310,15cyclictest0-21swapper/021:04:520
555199422,25cyclictest24251-21stress21:57:232
555199422,25cyclictest24251-21stress21:57:232
5551994216,23cyclictest0-21swapper/200:30:282
5551994215,24cyclictest0-21swapper/200:10:342
5551994210,29cyclictest0-21swapper/221:46:192
554999429,16cyclictest0-21swapper/022:30:270
554999428,17cyclictest0-21swapper/000:15:210
554999428,17cyclictest0-21swapper/000:15:200
554999425,22cyclictest0-21swapper/020:20:160
554999425,22cyclictest0-21swapper/020:20:160
555199413,34cyclictest995-21ntpd23:45:322
555199412,25cyclictest24251-21stress23:11:002
555199412,24cyclictest24251-21stress22:43:292
5551994118,21cyclictest0-21swapper/222:30:292
5551994117,21cyclictest0-21swapper/221:28:502
5551994116,23cyclictest0-21swapper/221:30:172
5551994116,22cyclictest0-21swapper/200:35:322
5551994018,20cyclictest0-21swapper/222:45:302
5551994015,22cyclictest0-21swapper/221:40:082
5551994011,26cyclictest0-21swapper/200:15:042
5551994011,26cyclictest0-21swapper/200:15:032
554999405,29cyclictest0-21swapper/021:05:520
555199393,33cyclictest24249-21stress22:51:422
5551993918,18cyclictest0-21swapper/222:39:172
5551993917,20cyclictest0-21swapper/222:25:182
5551993917,20cyclictest0-21swapper/222:25:182
5551993916,20cyclictest0-21swapper/223:15:272
5551993915,21cyclictest0-21swapper/200:20:352
5549993910,15cyclictest0-21swapper/020:15:060
5554993810,25cyclictest0-21swapper/323:23:593
5551993818,18cyclictest0-21swapper/222:05:202
5554993715,19cyclictest0-21swapper/322:23:013
5554993714,20cyclictest0-21swapper/300:36:483
5554993713,15cyclictest0-21swapper/300:34:433
5554993712,22cyclictest0-21swapper/322:36:373
555199376,18cyclictest14650irq/38-xhci_hcd20:55:012
5551993715,20cyclictest0-21swapper/223:40:092
5551993715,19cyclictest0-21swapper/223:05:262
5551993715,19cyclictest0-21swapper/223:05:262
5554993613,21cyclictest0-21swapper/300:01:253
555199364,21cyclictest0-21swapper/221:08:282
555199363,30cyclictest24251-21stress21:35:402
5550993616,18cyclictest0-21swapper/122:42:221
5550993614,19cyclictest0-21swapper/123:17:231
554999365,16cyclictest0-21swapper/020:09:400
555499358,24cyclictest0-21swapper/321:43:473
5554993514,18cyclictest0-21swapper/323:11:573
5554993513,19cyclictest0-21swapper/323:32:493
5554993511,22cyclictest0-21swapper/322:48:313
555199355,19cyclictest0-21swapper/220:35:052
554999358,19cyclictest0-21swapper/019:55:170
5549993511,17cyclictest0-21swapper/019:34:570
197662355,10sleep10-21swapper/120:57:161
101442355,14sleep10-21swapper/120:35:151
5554993411,21cyclictest0-21swapper/321:21:463
5554993411,20cyclictest0-21swapper/321:35:423
5554993411,20cyclictest0-21swapper/300:16:143
5554993411,20cyclictest0-21swapper/300:16:143
5554993410,21cyclictest0-21swapper/323:15:143
555199343,28cyclictest897-21taskset20:13:022
555199343,28cyclictest6509-21ntp_states20:25:212
555199343,28cyclictest25390-21/usr/sbin/munin19:55:192
555199343,28cyclictest23299-21/usr/sbin/munin19:50:242
555199343,28cyclictest19102-21/usr/sbin/munin19:40:202
555199342,29cyclictest12110-21/usr/sbin/munin19:20:262
5550993416,15cyclictest0-21swapper/123:08:301
5550993416,15cyclictest0-21swapper/123:08:301
5550993415,16cyclictest0-21swapper/122:50:391
5549993411,16cyclictest0-21swapper/019:50:390
5549993410,21cyclictest0-21swapper/021:35:220
290822345,13sleep10-21swapper/120:02:041
555499338,22cyclictest0-21swapper/323:00:133
555499335,21cyclictest0-21swapper/319:18:033
5554993311,19cyclictest0-21swapper/323:55:553
5554993311,19cyclictest0-21swapper/323:36:453
5554993310,21cyclictest0-21swapper/322:50:203
555199333,27cyclictest9535-21modprobe20:35:012
555199333,27cyclictest3459-21/usr/sbin/munin20:20:242
555199333,27cyclictest3459-21/usr/sbin/munin20:20:242
555199333,27cyclictest20256-21/usr/sbin/munin21:00:132
555199333,27cyclictest18529-21df20:55:162
555199333,27cyclictest13959-21/usr/sbin/munin20:45:132
555199333,27cyclictest1334-21taskset20:15:012
555199333,27cyclictest0-21swapper/219:35:192
5550993315,15cyclictest0-21swapper/121:57:241
5550993315,15cyclictest0-21swapper/121:57:231
5550993310,16cyclictest0-21swapper/120:40:241
196492334,13sleep30-21swapper/320:55:503
122222335,14sleep10-21swapper/119:20:571
72102325,13sleep10-21swapper/120:27:451
555499325,25cyclictest0-21swapper/319:21:573
555499324,22cyclictest0-21swapper/319:57:223
5554993216,14cyclictest0-21swapper/321:25:023
5554993215,15cyclictest0-21swapper/323:45:083
5554993215,15cyclictest0-21swapper/322:40:103
5554993215,15cyclictest0-21swapper/322:33:243
5554993215,15cyclictest0-21swapper/322:25:043
5554993215,15cyclictest0-21swapper/322:25:033
5554993211,19cyclictest0-21swapper/321:30:273
555199323,27cyclictest28079-21/usr/sbin/munin20:00:162
555199323,27cyclictest14906-21/usr/sbin/munin19:30:242
555199323,27cyclictest12817-21/usr/sbin/munin19:25:132
555199323,26cyclictest29578-21taskset20:05:112
555199323,26cyclictest10136-21taskset19:16:162
555199322,27cyclictest11863-21/usr/sbin/munin20:40:152
555099325,16cyclictest0-21swapper/119:37:001
5550993214,16cyclictest0-21swapper/122:45:181
5550993210,19cyclictest0-21swapper/122:30:191
554999328,21cyclictest0-21swapper/021:53:280
554999325,25cyclictest0-21swapper/019:23:500
5549993216,13cyclictest0-21swapper/021:11:260
5549993211,16cyclictest0-21swapper/019:16:520
5549993210,16cyclictest0-21swapper/020:10:060
49572325,13sleep10-21swapper/120:20:531
49572325,13sleep10-21swapper/120:20:521
555499315,24cyclictest0-21swapper/321:06:483
555499315,24cyclictest0-21swapper/320:50:073
555499315,24cyclictest0-21swapper/320:05:473
555499315,24cyclictest0-21swapper/319:45:273
555499315,20cyclictest0-21swapper/320:36:343
555499315,20cyclictest0-21swapper/319:29:273
555499314,21cyclictest0-21swapper/320:13:373
5554993115,14cyclictest0-21swapper/323:41:023
5554993115,14cyclictest0-21swapper/300:10:213
5554993114,14cyclictest0-21swapper/321:50:283
5554993113,16cyclictest0-21swapper/322:10:223
5554993111,17cyclictest0-21swapper/321:10:023
5554993110,19cyclictest0-21swapper/323:50:313
555199315,25cyclictest0-21swapper/219:10:112
555199313,26cyclictest21205-21/usr/sbin/munin19:45:152
555099319,19cyclictest0-21swapper/122:25:371
555099319,19cyclictest0-21swapper/122:25:371
555099317,21cyclictest0-21swapper/122:05:141
555099316,14cyclictest0-21swapper/119:44:061
5550993116,12cyclictest0-21swapper/121:31:241
5550993116,12cyclictest0-21swapper/100:20:181
5550993115,14cyclictest0-21swapper/123:45:291
5550993114,15cyclictest0-21swapper/121:25:371
5550993114,14cyclictest0-21swapper/123:35:071
5550993114,14cyclictest0-21swapper/122:35:281
554999315,24cyclictest0-21swapper/022:02:230
5549993115,13cyclictest0-21swapper/022:20:200
5549993114,15cyclictest0-21swapper/021:45:240
5549993113,15cyclictest0-21swapper/023:40:010
5549993110,16cyclictest0-21swapper/020:45:310
5549993110,15cyclictest0-21swapper/020:44:520
157412315,11sleep30-21swapper/320:49:323
555499309,19cyclictest0-21swapper/300:25:243
555499305,23cyclictest0-21swapper/320:30:173
555499305,23cyclictest0-21swapper/320:26:073
555499305,23cyclictest0-21swapper/319:33:273
555499303,21cyclictest0-21swapper/319:53:283
555499303,20cyclictest0-21swapper/319:40:053
5554993016,13cyclictest0-21swapper/320:20:243
5554993016,13cyclictest0-21swapper/320:20:233
5554993014,14cyclictest0-21swapper/322:05:233
555099308,14cyclictest0-21swapper/120:15:181
5550993016,13cyclictest0-21swapper/120:46:271
5550993010,18cyclictest0-21swapper/123:34:181
5550993010,17cyclictest0-21swapper/123:03:351
5550993010,17cyclictest0-21swapper/122:00:131
5549993011,17cyclictest0-21swapper/022:49:230
312582303,12sleep10-21swapper/120:08:121
228222305,14sleep10-21swapper/119:47:231
145592304,13sleep10-21swapper/119:29:031
555499295,22cyclictest0-21swapper/321:01:573
555499293,19cyclictest0-21swapper/319:36:403
5554992915,13cyclictest0-21swapper/320:00:223
5554992915,13cyclictest0-21swapper/319:13:473
5554992913,14cyclictest0-21swapper/300:20:163
555099299,17cyclictest0-21swapper/123:20:061
555099296,20cyclictest0-21swapper/123:25:161
555099295,12cyclictest0-21swapper/119:14:061
5550992915,12cyclictest0-21swapper/121:35:371
5550992914,12cyclictest0-21swapper/121:15:221
5550992913,14cyclictest0-21swapper/123:40:361
5550992913,14cyclictest0-21swapper/123:10:161
5550992913,14cyclictest0-21swapper/100:00:341
554999295,22cyclictest0-21swapper/020:51:300
554999294,19cyclictest0-21swapper/019:10:220
5549992914,12cyclictest0-21swapper/023:48:410
5549992914,12cyclictest0-21swapper/023:00:230
5549992913,14cyclictest0-21swapper/021:55:160
5549992913,14cyclictest0-21swapper/021:55:160
5549992910,15cyclictest0-21swapper/019:45:070
240742293,11sleep10-21swapper/121:08:481
555499285,21cyclictest0-21swapper/320:16:423
555499283,23cyclictest0-21swapper/320:43:183
5554992812,14cyclictest0-21swapper/321:15:283
555099286,16cyclictest0-21swapper/119:53:541
555099285,21cyclictest0-21swapper/121:01:561
555099285,21cyclictest0-21swapper/120:50:151
555099285,21cyclictest0-21swapper/119:56:361
555099285,21cyclictest0-21swapper/119:32:171
5550992814,12cyclictest0-21swapper/100:25:201
5550992814,11cyclictest0-21swapper/123:50:181
5550992811,12cyclictest0-21swapper/119:16:251
554999288,17cyclictest0-21swapper/022:40:280
5549992814,12cyclictest0-21swapper/000:00:260
5549992813,13cyclictest0-21swapper/022:50:120
555099276,15cyclictest0-21swapper/120:10:071
555099275,11cyclictest0-21swapper/120:30:561
5550992714,11cyclictest0-21swapper/122:10:191
5550992714,11cyclictest0-21swapper/100:35:281
5550992713,12cyclictest0-21swapper/121:45:361
5550992710,15cyclictest0-21swapper/122:55:151
554999276,19cyclictest0-21swapper/023:15:220
554999276,18cyclictest0-21swapper/022:05:380
5550992611,13cyclictest0-21swapper/122:20:351
5550992610,13cyclictest0-21swapper/121:20:151
554999266,18cyclictest0-21swapper/023:10:250
5554992510,13cyclictest0-21swapper/323:00:023
555099256,17cyclictest0-21swapper/121:50:181
555099256,17cyclictest0-21swapper/100:10:221
555499247,15cyclictest0-21swapper/321:45:213
5550992410,12cyclictest0-21swapper/121:40:311
554999247,15cyclictest0-21swapper/023:20:360
554999246,16cyclictest0-21swapper/022:35:320
555499239,12cyclictest0-21swapper/323:25:403
555499236,14cyclictest0-21swapper/321:55:313
555499236,14cyclictest0-21swapper/321:55:313
555099235,11cyclictest0-21swapper/100:15:341
555099235,11cyclictest0-21swapper/100:15:341
554999237,14cyclictest0-21swapper/021:20:120
555499225,15cyclictest0-21swapper/322:15:313
555499224,16cyclictest0-21swapper/323:05:323
555499224,16cyclictest0-21swapper/323:05:313
554999227,13cyclictest0-21swapper/023:05:340
554999227,13cyclictest0-21swapper/023:05:340
112562221,19sleep124248-21stress00:34:091
555499214,5cyclictest81rcu_preempt22:05:003
555099217,12cyclictest0-21swapper/122:15:291
555099217,12cyclictest0-21swapper/121:10:291
555499203,5cyclictest24248-21stress00:10:013
555099202,16cyclictest24250-21stress00:06:261
554999202,17cyclictest24250-21stress22:28:400
554999202,17cyclictest24250-21stress22:28:400
287052202,16sleep124248-21stress23:55:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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