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2026-05-14 - 21:24
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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 rack1slot3.osadl.org (updated Thu May 14, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
346007599120,8cyclictest0-21swapper/312:25:113
346007599120,1cyclictest0-21swapper/311:25:113
346007599120,11cyclictest0-21swapper/311:45:123
346007599120,11cyclictest0-21swapper/308:05:013
346007599120,11cyclictest0-21swapper/307:25:003
346007599120,0cyclictest0-21swapper/311:40:123
3460075991111,0cyclictest0-21swapper/309:22:203
346007599110,1cyclictest0-21swapper/309:40:003
346007599110,10cyclictest0-21swapper/312:20:123
346007599110,10cyclictest0-21swapper/310:25:173
346007599110,10cyclictest0-21swapper/308:20:133
346007599110,0cyclictest0-21swapper/312:15:173
346007599110,0cyclictest0-21swapper/311:05:113
346007599110,0cyclictest0-21swapper/308:45:023
346007599109,0cyclictest0-21swapper/311:55:123
346007599109,0cyclictest0-21swapper/311:30:173
346007599109,0cyclictest0-21swapper/311:20:143
346007599109,0cyclictest0-21swapper/310:50:143
346007599109,0cyclictest0-21swapper/309:15:173
3460075991010,0cyclictest0-21swapper/312:00:163
3460075991010,0cyclictest0-21swapper/310:14:173
3460075991010,0cyclictest0-21swapper/308:55:133
3460075991010,0cyclictest0-21swapper/308:10:153
3460075991010,0cyclictest0-21swapper/307:30:113
346007599100,9cyclictest0-21swapper/308:15:103
346007599100,10cyclictest0-21swapper/310:55:183
34600759999,0cyclictest0-21swapper/311:10:543
34600759999,0cyclictest0-21swapper/310:45:013
34600759999,0cyclictest0-21swapper/310:20:123
34600759999,0cyclictest0-21swapper/310:05:123
34600759999,0cyclictest0-21swapper/309:55:183
34600759999,0cyclictest0-21swapper/309:30:113
34600759999,0cyclictest0-21swapper/308:45:113
34600759998,0cyclictest0-21swapper/311:50:153
34600759998,0cyclictest0-21swapper/310:00:113
34600759998,0cyclictest0-21swapper/309:50:103
34600759998,0cyclictest0-21swapper/307:44:353
34600759990,8cyclictest0-21swapper/312:35:193
34600759988,0cyclictest0-21swapper/312:30:133
34600759988,0cyclictest0-21swapper/310:41:463
34600759988,0cyclictest0-21swapper/309:10:203
34600759988,0cyclictest0-21swapper/308:35:143
34600759988,0cyclictest0-21swapper/307:25:133
34600759988,0cyclictest0-21swapper/307:12:083
34600759987,0cyclictest0-21swapper/309:40:133
34600759987,0cyclictest0-21swapper/307:15:193
34600759980,7cyclictest0-21swapper/312:05:113
34600759980,7cyclictest0-21swapper/309:00:133
34600759977,0cyclictest0-21swapper/309:05:183
34600759977,0cyclictest0-21swapper/308:30:103
34600759977,0cyclictest0-21swapper/308:30:103
34600759977,0cyclictest0-21swapper/307:55:023
3459743271,3sleep30-21swapper/307:07:343
3520437260,0sleep1341rcuc/109:40:181
34600759966,0cyclictest0-21swapper/309:26:083
34600759966,0cyclictest0-21swapper/307:35:173
34600759960,6cyclictest0-21swapper/308:05:183
34600759960,5cyclictest0-21swapper/307:50:173
3459647261,1sleep10-21swapper/107:06:201
34600759955,0cyclictest0-21swapper/311:35:053
34600759955,0cyclictest0-21swapper/310:36:073
34600759955,0cyclictest0-21swapper/308:25:123
34600759955,0cyclictest0-21swapper/307:45:113
34600759954,0cyclictest0-21swapper/311:02:023
34600759954,0cyclictest0-21swapper/310:30:123
34600759951,2cyclictest0-21swapper/312:10:123
34600759950,4cyclictest0-21swapper/310:15:163
34600759950,2cyclictest0-21swapper/309:45:123
34600759944,0cyclictest0-21swapper/311:16:413
34600759944,0cyclictest0-21swapper/308:51:483
3458722241,1sleep00-21swapper/007:05:150
3458025242,1sleep20-21swapper/207:05:012
3568942230,2sleep03569096-21ntpq11:35:160
3542757230,1sleep03542783-21apt-get10:35:120
3479276230,2sleep03479466-21cat07:55:190
3592863220,1sleep13592867-21ssh12:32:501
3590508220,0sleep00-21swapper/012:25:230
3585013220,1sleep13585014-21/usr/sbin/munin12:15:111
3582770220,0sleep00-21swapper/012:10:020
3572101220,0sleep00-21swapper/011:43:400
3560330222,0sleep1351ktimers/111:15:161
3546687220,1sleep03547174-21sh10:45:010
3538590220,0sleep13538620-21apt-get10:25:121
3529971220,1sleep03529977-21ssh10:04:540
3517480220,1sleep00-21swapper/009:35:000
3517292220,1sleep00-21swapper/009:33:040
3507651220,1sleep23507681-21apt-get09:10:132
3501023220,1sleep13501273-21/usr/sbin/munin08:50:191
3500875220,0sleep00-21swapper/008:50:180
3499669220,0sleep00-21swapper/008:49:090
3487701220,1sleep13487702-21cron08:20:011
3466209220,1sleep03466222-21munin-run07:25:000
3459936220,1sleep13460220-21latency_hist07:10:001
3595038210,0sleep00-21swapper/012:38:400
3594376210,0sleep10-21swapper/112:35:211
3593113210,0sleep20-21swapper/212:35:022
3592648210,1sleep00-21swapper/012:30:510
3589230210,0sleep10-21swapper/112:25:121
3588906210,0sleep10-21swapper/112:24:401
3587491210,0sleep00-21swapper/012:20:150
3587144210,0sleep20-21swapper/212:20:132
3586464210,0sleep00-21swapper/012:16:380
3586436210,0sleep20-21swapper/212:16:252
3584519210,0sleep20-21swapper/212:12:522
3583368210,0sleep10-21swapper/112:10:151
3581534210,0sleep20-21swapper/212:05:162
3581274210,0sleep00-21swapper/012:05:140
3580852210,0sleep10-21swapper/112:05:111
3580569210,0sleep00-21swapper/012:04:460
3580543210,0sleep20-21swapper/212:04:322
3577465210,0sleep10-21swapper/111:55:181
3576699210,0sleep00-21swapper/011:55:130
3575435210,0sleep10-21swapper/111:50:191
3575323210,0sleep00-21swapper/011:50:170
3575026210,0sleep20-21swapper/211:50:152
3572744210,0sleep20-21swapper/211:45:152
3572511210,0sleep03572569-21aten2.4-expect11:45:130
3572257210,0sleep10-21swapper/111:45:011
3571904210,0sleep23571908-21ssh11:41:542
3570530210,0sleep10-21swapper/111:40:131
3570031210,0sleep20-21swapper/211:38:592
3569657210,0sleep10-21swapper/111:35:371
3566395210,1sleep10-21swapper/111:30:131
3565987210,0sleep20-21swapper/211:30:022
3564904210,0sleep10-21swapper/111:25:161
3564391210,0sleep20-21swapper/211:25:132
3564158210,0sleep00-21swapper/011:25:110
3562109210,0sleep10-21swapper/111:20:121
3562076210,0sleep03562106-21apt-get11:20:110
3561543210,0sleep23561565-21apt-get11:20:012
3561076210,0sleep20-21swapper/211:15:532
3559696210,0sleep00-21swapper/011:15:030
3559312210,0sleep20-21swapper/211:13:452
3559141210,1sleep00-21swapper/011:12:110
3558949210,0sleep10-21swapper/111:10:271
3556919210,0sleep00-21swapper/011:05:540
3556643210,0sleep10-21swapper/111:05:191
3556168210,0sleep20-21swapper/211:05:162
3554992210,0sleep20-21swapper/211:02:162
3554405210,0sleep10-21swapper/111:00:191
3552958210,0sleep20-21swapper/210:57:572
3551457210,0sleep10-21swapper/110:55:141
3551367210,0sleep00-21swapper/010:55:130
3551068210,0sleep20-21swapper/210:54:392
3550080210,0sleep00-21swapper/010:50:170
3549712210,0sleep10-21swapper/110:50:141
3548801210,0sleep20-21swapper/210:47:592
3548003210,0sleep10-21swapper/110:45:181
3545658210,0sleep10-21swapper/110:40:171
3545293210,0sleep20-21swapper/210:40:142
3544888210,0sleep00-21swapper/010:40:120
3543556210,0sleep20-21swapper/210:35:182
3542492210,0sleep00-21swapper/010:34:570
3541421210,0sleep20-21swapper/210:30:182
3541229210,0sleep10-21swapper/110:30:181
3540011210,0sleep00-21swapper/010:26:240
3538577210,0sleep20-21swapper/210:25:052
3538120210,0sleep20-21swapper/210:23:052
3537924210,0sleep10-21swapper/110:21:201
3537312210,0sleep00-21swapper/010:20:190
3535705210,0sleep20-21swapper/210:15:222
3535383210,1sleep00-21swapper/010:15:190
3534934210,1sleep13535146-21ntpq10:15:161
3534129210,0sleep10-21swapper/110:14:521
3532742210,0sleep00-21swapper/010:10:150
3530390210,0sleep10-21swapper/110:05:111
3530267210,0sleep00-21swapper/010:05:100
3530227210,0sleep20-21swapper/210:05:042
3528677210,0sleep10-21swapper/110:00:151
3527683210,0sleep00-21swapper/009:58:140
3526953210,0sleep10-21swapper/109:55:191
3526058210,0sleep20-21swapper/209:55:122
3524950210,0sleep00-21swapper/009:50:180
3524017210,0sleep20-21swapper/209:50:112
3523976210,0sleep10-21swapper/109:50:101
3523356210,0sleep10-21swapper/109:46:461
3523253210,0sleep20-21swapper/209:45:512
3521924210,0sleep00-21swapper/009:45:130
3521151210,0sleep00-21swapper/009:40:370
3519055210,0sleep20-21swapper/209:35:352
3518628210,0sleep10-21swapper/109:35:171
3516163210,0sleep20-21swapper/209:30:142
3515478210,0sleep10-21swapper/109:30:011
3514655210,0sleep00-21swapper/009:25:200
3513717210,0sleep20-21swapper/209:25:142
3513436210,0sleep10-21swapper/109:25:011
3513276210,0sleep10-21swapper/109:23:171
3511704210,0sleep00-21swapper/009:20:110
3511432210,0sleep20-21swapper/209:20:012
3511420210,0sleep10-21swapper/109:19:561
3511339210,0sleep00-21swapper/009:19:150
3508079210,0sleep10-21swapper/109:10:171
3507809210,0sleep00-21swapper/009:10:160
3506640210,0sleep00-21swapper/009:05:180
3503819210,1sleep00-21swapper/009:00:060
3503371210,1sleep00-21swapper/008:57:380
3502865210,0sleep20-21swapper/208:55:212
3499982210,0sleep20-21swapper/208:50:122
3499541210,0sleep10-21swapper/108:47:301
3498072210,0sleep20-21swapper/208:45:112
3497582210,0sleep10-21swapper/108:41:541
3495309210,0sleep10-21swapper/108:35:541
3494585210,0sleep00-21swapper/008:35:170
3493476210,0sleep10-21swapper/108:31:541
3493476210,0sleep10-21swapper/108:31:531
3492844210,0sleep00-21swapper/008:30:160
3492844210,0sleep00-21swapper/008:30:160
3492056210,0sleep20-21swapper/208:30:102
3492056210,0sleep20-21swapper/208:30:102
3490780210,0sleep10-21swapper/108:25:171
3490627210,0sleep00-21swapper/008:25:160
3489549210,0sleep10-21swapper/108:20:331
3485789210,0sleep20-21swapper/208:15:012
3485696210,0sleep00-21swapper/008:13:520
3484278210,0sleep10-21swapper/108:10:121
3483879210,0sleep20-21swapper/208:10:012
3482246210,0sleep20-21swapper/208:05:132
3482217210,0sleep10-21swapper/108:05:121
3480418210,0sleep20-21swapper/208:00:132
3480293210,0sleep10-21swapper/108:00:041
3478398210,0sleep20-21swapper/207:55:122
3478373210,0sleep10-21swapper/107:55:121
3476491210,0sleep20-21swapper/207:50:122
3476462210,0sleep10-21swapper/107:50:111
3475046210,0sleep00-21swapper/007:45:140
3474683210,0sleep20-21swapper/207:45:122
3473968210,0sleep10-21swapper/107:40:421
3472641210,0sleep20-21swapper/207:40:122
3470502210,0sleep00-21swapper/007:35:130
3470279210,0sleep20-21swapper/207:35:112
3468796210,0sleep10-21swapper/107:30:141
3468522210,0sleep00-21swapper/007:30:140
3468368210,0sleep20-21swapper/207:30:112
3467298210,0sleep10-21swapper/107:25:171
3466891210,0sleep20-21swapper/207:25:142
3466515210,0sleep00-21swapper/007:25:120
3466195210,0sleep20-21swapper/207:24:542
3465446210,0sleep10-21swapper/107:20:171
3464067210,1sleep00-21swapper/007:17:200
3463494210,0sleep20-21swapper/207:15:182
3461899210,0sleep10-21swapper/107:15:021
3461730210,0sleep20-21swapper/207:12:542
3461213210,1sleep00-21swapper/007:10:200
3591030200,0sleep20-21swapper/212:30:012
3589189200,0sleep20-21swapper/212:25:052
3578755200,0sleep10-21swapper/112:00:021
3576650200,0sleep20-21swapper/211:55:032
3566228200,0sleep00-21swapper/011:30:040
3553251200,0sleep00-21swapper/011:00:020
3542504200,0sleep10-21swapper/110:35:011
3532068200,0sleep20-21swapper/210:10:012
3528145200,0sleep20-21swapper/210:00:042
3519798200,0sleep20-21swapper/209:40:032
3509643200,0sleep20-21swapper/209:15:052
3505726200,0sleep20-21swapper/209:05:042
3505725200,0sleep10-21swapper/109:05:031
3503816200,0sleep20-21swapper/209:00:042
3503815200,0sleep10-21swapper/109:00:031
3501882200,0sleep10-21swapper/108:55:031
3496153200,0sleep00-21swapper/008:40:050
3496150200,0sleep20-21swapper/208:40:032
3493955200,0sleep20-21swapper/208:35:032
3490131200,0sleep20-21swapper/208:25:022
3488223200,0sleep00-21swapper/008:20:040
3487753200,0sleep20-21swapper/208:20:032
3486024200,0sleep00-21swapper/008:15:030
3482203200,0sleep00-21swapper/008:05:030
3480292200,0sleep00-21swapper/008:00:030
3476451200,0sleep00-21swapper/007:50:020
3474540200,0sleep10-21swapper/107:45:031
3472112200,0sleep00-21swapper/007:40:010
3470268200,0sleep10-21swapper/107:35:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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