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2026-03-16 - 17:19
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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 rackaslot0.osadl.org (updated Mon Mar 16, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
175182960,0sleep30-21swapper/312:35:403
221826426,9sleep30-21swapper/307:08:333
230092610,0sleep30-21swapper/311:18:053
167442600,0sleep30-21swapper/311:58:033
167442600,0sleep30-21swapper/311:58:033
300472590,1sleep230027-21sshd09:52:022
196132590,0sleep230-21ksoftirqd/210:11:172
283422580,1sleep21734-21runrttasks09:43:162
130622570,0sleep20-21swapper/212:06:232
130622570,0sleep20-21swapper/212:06:232
86772560,0sleep00-21swapper/009:12:420
29682550,1sleep20-21swapper/212:37:202
277372550,0sleep327738-21bash09:23:023
149052550,1sleep20-21swapper/212:29:472
265572540,0sleep226559-21sshd11:47:202
91682530,0sleep2291ktimersoftd/211:10:592
203182530,0sleep00-21swapper/010:45:570
308142520,1sleep30-21swapper/310:09:293
171925225,9sleep10-21swapper/107:06:021
152472520,1sleep01734-21runrttasks12:29:490
256822510,1sleep11734-21runrttasks11:12:301
3221025026,9sleep20-21swapper/207:05:122
322002500,0sleep30-21swapper/310:49:593
190625022,24sleep00-21swapper/007:06:570
84822490,0sleep10-21swapper/111:08:051
44052490,0sleep00-21swapper/010:12:520
323512490,0sleep20-21swapper/210:58:412
264492490,1sleep326446-21bash09:17:093
36432480,1sleep03641-21sshd12:22:560
317952480,1sleep337-21rcuc/311:07:143
279622480,0sleep00-21swapper/010:03:260
260172480,1sleep326016-21bash09:40:133
119542480,0sleep10-21swapper/109:56:101
296202470,0sleep11734-21runrttasks09:23:131
140712470,0sleep20-21swapper/212:00:382
140712470,0sleep20-21swapper/212:00:382
82502450,0sleep08251-21sshd10:41:590
21942450,0sleep10-21swapper/112:11:111
270842440,1sleep327071-21sshd12:07:403
270842440,1sleep327071-21sshd12:07:403
323552390,1sleep1277699cyclictest10:26:471
9352210,1sleep0919-21sshd11:01:340
2778992111,9cyclictest0-21swapper/312:14:003
2777992119,1cyclictest0-21swapper/211:31:522
2776992119,1cyclictest29536-21sshd11:35:581
74892190,1sleep27485-21bash11:54:212
49292190,2sleep00-21swapper/011:59:560
49292190,2sleep00-21swapper/011:59:560
2777991917,1cyclictest24202-21bash11:18:112
2776991917,1cyclictest19467-21sshd11:43:511
242892190,1sleep224285-21sshd11:29:492
189912190,1sleep3810-40kipmi009:45:183
189912190,1sleep3810-40kipmi009:45:183
2777991816,1cyclictest0-21swapper/212:10:092
277599180,17cyclictest0-21swapper/011:11:240
20962180,1sleep32085-21sshd10:53:043
277899173,3cyclictest10773-21sshd10:59:393
2778991717,0cyclictest381ktimersoftd/312:04:323
2778991717,0cyclictest381ktimersoftd/312:04:323
260532170,1sleep20-21swapper/212:30:392
126262170,0sleep30-21swapper/311:25:463
291002160,1sleep30-21swapper/310:00:323
277899168,3cyclictest0-21swapper/309:27:153
277899168,3cyclictest0-21swapper/309:27:153
277899162,1cyclictest6985-21sshd11:13:453
2778991614,1cyclictest0-21swapper/311:32:353
2778991610,3cyclictest26592-21sshd10:40:413
277899160,1cyclictest9877-21diskmemload09:35:243
277899160,13cyclictest11083-21bash11:51:433
277699166,9cyclictest8037-21sshd11:54:241
2775991615,0cyclictest7011-21kworker/0:210:33:340
2775991614,2cyclictest27296-21kworker/0:209:48:160
2775991614,2cyclictest27296-21kworker/0:209:48:160
2775991614,2cyclictest1825-21kworker/0:109:16:550
2775991613,2cyclictest19120-21kworker/0:212:13:530
2775991610,5cyclictest7011-21kworker/0:210:27:580
277599160,12cyclictest0-21swapper/011:37:100
233742160,1sleep123357-21sshd10:08:481
19142160,1sleep1489-21jbd2/dm-0-811:01:401
165512160,1sleep21734-21runrttasks07:30:182
69222150,1sleep10-21swapper/111:45:311
303752150,1sleep030362-21sshd09:31:520
277899155,9cyclictest0-21swapper/312:18:373
277899152,6cyclictest21780-21sshd09:31:053
277899151,3cyclictest11242-21sshd11:48:533
2778991511,1cyclictest24201-21sshd11:41:173
277899150,14cyclictest12708-21sshd12:23:463
2777991512,1cyclictest9877-21diskmemload12:22:202
277799150,14cyclictest27971-21sshd10:03:252
277599157,6cyclictest0-21swapper/012:01:090
277599157,6cyclictest0-21swapper/012:01:090
277599155,10cyclictest27296-21kworker/0:209:54:590
277599153,10cyclictest0-21swapper/011:51:070
2775991513,1cyclictest30538-21sshd10:38:140
2775991511,3cyclictest11043-21kworker/0:010:18:590
277599151,12cyclictest0-21swapper/011:07:250
2775991511,1cyclictest0-21swapper/009:43:090
2775991510,4cyclictest0-21swapper/011:22:330
277599150,3cyclictest0-21swapper/011:16:200
277599150,14cyclictest0-21swapper/012:33:280
277599150,14cyclictest0-21swapper/010:08:570
277899149,4cyclictest0-21swapper/311:35:023
277899149,4cyclictest0-21swapper/311:04:583
277899149,1cyclictest22925-21sshd10:31:433
277899142,3cyclictest19591-21sshd10:22:483
2778991413,1cyclictest39-21ksoftirqd/309:57:243
2778991413,1cyclictest39-21ksoftirqd/309:50:103
277899141,12cyclictest5285-21sshd11:22:163
2778991411,2cyclictest11917-21sshd12:32:203
2778991411,1cyclictest115650irq/25-eth010:11:433
277799140,13cyclictest30446-21sshd10:29:352
277799140,12cyclictest0-21swapper/209:23:302
277699149,2cyclictest1596-21sshd12:21:191
277699148,5cyclictest0-21swapper/112:31:301
2776991412,1cyclictest3686-21sshd09:26:381
2776991412,1cyclictest3686-21sshd09:26:381
277699140,3cyclictest0-21swapper/109:52:101
277699140,13cyclictest17434-21sshd09:36:311
277699140,13cyclictest0-21swapper/110:49:351
277699140,13cyclictest0-21swapper/110:23:081
277699140,13cyclictest0-21swapper/110:00:171
277599149,4cyclictest1825-21kworker/0:109:20:190
277599149,4cyclictest0-21swapper/012:07:180
277599149,4cyclictest0-21swapper/012:07:180
277599148,3cyclictest17758-21sshd09:56:420
277599147,4cyclictest0-21swapper/012:35:090
2775991410,1cyclictest24796-21sshd10:23:170
2775991410,1cyclictest0-21swapper/011:40:450
277599140,3cyclictest16796-21sshd11:46:260
277599140,1cyclictest10219-21bash11:25:310
277599140,13cyclictest15507-21sshd10:51:210
277599140,12cyclictest0-21swapper/009:36:380
277599140,12cyclictest0-21swapper/009:28:350
277599140,12cyclictest0-21swapper/009:28:350
107132140,1sleep337-21rcuc/310:16:143
61232130,0sleep30-21swapper/312:25:593
299352130,0sleep10-21swapper/109:49:131
299352130,0sleep10-21swapper/109:49:131
277899132,2cyclictest15064-21sshd10:25:153
277899130,12cyclictest1596-21sshd09:13:163
277899130,10cyclictest0-21swapper/310:36:073
277799139,3cyclictest0-21swapper/209:30:152
277799138,4cyclictest0-21swapper/210:50:192
277799131,1cyclictest115650irq/25-eth010:45:592
2777991311,1cyclictest9883-21munin-run09:10:002
2777991310,2cyclictest0-21swapper/210:17:412
277799130,2cyclictest0-21swapper/211:05:512
277799130,13cyclictest0-21swapper/211:21:512
277799130,12cyclictest9221-21bash10:42:062
277799130,12cyclictest698-21sshd09:11:592
277799130,12cyclictest0-21swapper/211:55:172
277799130,12cyclictest0-21swapper/211:55:172
277799130,12cyclictest0-21swapper/210:31:342
277799130,12cyclictest0-21swapper/210:20:302
277799130,12cyclictest0-21swapper/209:56:042
277799130,12cyclictest0-21swapper/209:47:472
277799130,12cyclictest0-21swapper/209:47:472
277799130,12cyclictest0-21swapper/209:27:192
277799130,12cyclictest0-21swapper/209:27:192
277699139,2cyclictest0-21swapper/112:05:021
277699139,2cyclictest0-21swapper/112:05:021
277699139,1cyclictest0-21swapper/111:25:231
277699138,4cyclictest26147-21sshd11:15:211
277699138,4cyclictest0-21swapper/110:30:371
277699138,2cyclictest8283-21sshd10:56:291
277699138,2cyclictest0-21swapper/110:52:081
277699131,11cyclictest0-21swapper/112:35:511
277699131,11cyclictest0-21swapper/110:10:491
277699130,4cyclictest4214-21bash10:35:491
277699130,1cyclictest0-21swapper/110:43:251
277699130,12cyclictest32431-21bash09:14:531
277699130,12cyclictest2955-21latency_hist11:25:001
277699130,12cyclictest0-21swapper/112:25:401
277699130,12cyclictest0-21swapper/111:30:461
277699130,12cyclictest0-21swapper/110:15:411
277599139,3cyclictest0-21swapper/011:30:080
277599139,1cyclictest6482-21kworker/0:207:25:160
277599130,9cyclictest0-21swapper/008:50:120
277599130,4cyclictest0-21swapper/007:42:570
277599130,3cyclictest0-21swapper/010:55:080
277599130,12cyclictest11843-21sshd12:15:020
210532130,3sleep119-21rcuc/112:01:171
210532130,3sleep119-21rcuc/112:01:171
277899123,8cyclictest0-21swapper/307:31:183
277799128,1cyclictest0-21swapper/210:35:102
277799128,1cyclictest0-21swapper/209:35:592
277799121,10cyclictest0-21swapper/211:42:122
2777991210,1cyclictest0-21swapper/210:05:212
277799120,1cyclictest0-21swapper/211:02:362
277799120,1cyclictest0-21swapper/209:16:282
277799120,11cyclictest0-21swapper/212:16:162
277799120,11cyclictest0-21swapper/211:35:182
277699129,2cyclictest0-21swapper/111:55:461
277699129,2cyclictest0-21swapper/111:55:461
277699129,2cyclictest0-21swapper/109:30:121
277699129,2cyclictest0-21swapper/109:16:041
277699129,1cyclictest115650irq/25-eth012:16:311
277699128,1cyclictest6178-21sshd09:41:161
277699120,11cyclictest0-21swapper/108:55:201
277599129,2cyclictest3-21ksoftirqd/007:15:000
277599127,2cyclictest0-21swapper/007:50:070
277599126,3cyclictest6482-21kworker/0:207:32:150
277599124,4cyclictest0-21swapper/008:55:130
277599121,8cyclictest0-21swapper/007:35:210
277599121,8cyclictest0-21swapper/007:35:210
277899119,1cyclictest0-21swapper/307:15:023
277899118,2cyclictest19384-21perl08:30:133
2778991110,1cyclictest0-21swapper/308:38:063
2778991110,1cyclictest0-21swapper/307:38:033
2778991110,1cyclictest0-21swapper/307:38:033
277899110,2cyclictest0-21swapper/308:20:143
277899110,1cyclictest0-21swapper/308:08:293
277899110,10cyclictest0-21swapper/307:55:143
277799119,1cyclictest0-21swapper/208:25:152
277799118,2cyclictest0-21swapper/207:15:022
277799113,7cyclictest0-21swapper/209:01:182
277799110,11cyclictest0-21swapper/208:51:162
277799110,10cyclictest0-21swapper/208:30:352
277699113,5cyclictest0-21swapper/107:10:321
277699110,6cyclictest0-21swapper/107:25:161
277699110,10cyclictest0-21swapper/107:15:011
277599119,1cyclictest0-21swapper/008:45:150
277599119,1cyclictest0-21swapper/008:25:150
277599116,1cyclictest6482-21kworker/0:208:20:270
277599115,6cyclictest6482-21kworker/0:209:01:090
277599110,10cyclictest0-21swapper/008:40:090
277899109,1cyclictest0-21swapper/308:12:403
277899109,1cyclictest0-21swapper/307:28:463
277899108,1cyclictest24769-21diskstats07:45:153
277899100,9cyclictest381ktimersoftd/308:00:153
277899100,9cyclictest16505-21grep08:25:153
277899100,1cyclictest7595-21diskstats09:05:143
277899100,10cyclictest0-21swapper/309:00:253
277899100,10cyclictest0-21swapper/308:42:523
277899100,10cyclictest0-21swapper/308:16:303
277899100,10cyclictest0-21swapper/307:41:323
277799109,1cyclictest0-21swapper/207:54:342
277799108,1cyclictest10541-21fschecks_time08:15:142
277799100,9cyclictest0-21swapper/207:35:152
277799100,9cyclictest0-21swapper/207:35:152
277799100,10cyclictest0-21swapper/208:45:552
277799100,10cyclictest0-21swapper/208:37:122
277799100,10cyclictest0-21swapper/208:13:092
277799100,10cyclictest0-21swapper/208:03:242
277699108,1cyclictest7560-21perl08:10:161
277699100,1cyclictest25432-21perl08:40:151
277699100,1cyclictest0-21swapper/107:55:141
277599108,1cyclictest19415-21perl08:30:130
277599107,1cyclictest6482-21kworker/0:208:14:570
277599104,6cyclictest6482-21kworker/0:207:21:400
277599100,9cyclictest0-21swapper/008:00:150
277599100,1cyclictest7826-21perl09:05:140
277599100,1cyclictest30978-21perl07:55:150
27789998,1cyclictest0-21swapper/308:58:543
27789998,1cyclictest0-21swapper/308:52:593
27779998,1cyclictest0-21swapper/208:22:552
27779998,1cyclictest0-21swapper/207:59:202
27779990,9cyclictest0-21swapper/207:14:302
27769998,1cyclictest0-21swapper/109:00:151
27769997,1cyclictest27936-21expr08:45:131
27769997,1cyclictest0-21swapper/108:00:141
27769993,4cyclictest0-21swapper/108:30:141
27769990,9cyclictest0-21swapper/107:20:141
27759997,2cyclictest6482-21kworker/0:208:36:470
27759997,2cyclictest6482-21kworker/0:208:15:170
27759997,2cyclictest6482-21kworker/0:208:05:050
27759996,1cyclictest6482-21kworker/0:207:46:210
27759994,5cyclictest0-21swapper/007:10:160
27789987,1cyclictest0-21swapper/307:51:323
27779987,1cyclictest0-21swapper/208:41:582
27779984,2cyclictest0-21swapper/207:40:182
27779981,6cyclictest0-21swapper/208:05:112
27779980,8cyclictest0-21swapper/207:25:152
27769988,0cyclictest0-21swapper/108:20:151
27769987,1cyclictest0-21swapper/108:07:201
27769981,6cyclictest0-21swapper/108:25:111
27789976,1cyclictest0-21swapper/308:45:153
27789971,5cyclictest0-21swapper/307:10:153
27789971,1cyclictest115650irq/25-eth007:22:323
27779971,5cyclictest0-21swapper/207:45:022
27779970,6cyclictest0-21swapper/207:20:142
27769975,1cyclictest7680-21fschecks_count09:05:151
27769971,5cyclictest0-21swapper/108:15:201
27769971,5cyclictest0-21swapper/107:35:171
27769971,5cyclictest0-21swapper/107:35:171
27769970,6cyclictest0-21swapper/108:50:121
27769970,6cyclictest0-21swapper/108:35:131
27769970,6cyclictest0-21swapper/107:50:101
27769970,6cyclictest0-21swapper/107:45:131
27779964,1cyclictest1986-21hwlatdetect08:55:142
27769960,6cyclictest0-21swapper/107:40:141
27769960,5cyclictest0-21swapper/107:30:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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