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2026-02-01 - 13:14
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot7.osadl.org (updated Sun Feb 01, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
288959911556,51cyclictest298-21in:imuxsock19:13:010
288959911556,51cyclictest298-21in:imuxsock19:13:010
28909991126,92cyclictest19878-21apt-get00:18:241
28895991123,99cyclictest0-21swapper/022:23:150
289179910925,40cyclictest29914-21ls20:48:032
289179910925,40cyclictest29914-21ls20:48:032
289099910778,22cyclictest19743-21sh22:28:221
289099910778,22cyclictest19743-21sh22:28:221
28895991052,70cyclictest16724-21dpkg23:18:010
288959910517,68cyclictest4356-21kworker/u17:3+rpciod22:12:130
288959910517,68cyclictest4356-21kworker/u17:3+rpciod22:12:130
28895991043,71cyclictest19676-21snmpd21:39:410
28895991043,71cyclictest19676-21snmpd21:39:410
28895991033,63cyclictest24292-21seq23:28:450
28895991024,87cyclictest4133-21ssh21:08:130
28895991013,60cyclictest658-21ssh22:49:460
28895991002,87cyclictest0-21swapper/021:18:120
28895999932,61cyclictest11527-21modprobe19:53:000
28895999918,64cyclictest0-21swapper/023:08:270
28917999822,41cyclictest352-21runrttasks19:35:592
28895999876,15cyclictest31514-21latency_hist22:48:040
2889599983,60cyclictest3510-21runrttasks19:28:130
28917999722,39cyclictest352-21runrttasks20:20:012
28917999722,38cyclictest27119-21switchtime00:29:112
28917999722,38cyclictest27119-21switchtime00:29:112
28917999721,34cyclictest19511-21ssh21:33:262
2889599974,83cyclictest17231-21apt-get23:18:460
2889599973,63cyclictest0-21swapper/000:30:140
2889599973,63cyclictest0-21swapper/000:30:140
2889599972,57cyclictest3355-21ssh22:00:140
28917999679,11cyclictest17201-21ssh22:23:342
28909999649,13cyclictest181rcu_preempt21:49:561
28909999649,13cyclictest181rcu_preempt21:49:561
28895999642,46cyclictest0-21swapper/019:58:220
28895999640,49cyclictest0-21swapper/000:13:220
2889599963,64cyclictest12575-21rm00:06:050
2889599962,53cyclictest16587-21seq20:07:380
28895999620,53cyclictest352-21runrttasks21:34:420
28917999529,32cyclictest17427-21ssh23:18:452
28917999521,36cyclictest0-21swapper/200:18:422
28917999520,32cyclictest8515-21latency_hist23:58:052
28917999520,32cyclictest8515-21latency_hist23:58:052
28917999520,26cyclictest10247-21ls21:18:172
28895999538,50cyclictest19556-21ssh22:28:160
28895999538,50cyclictest19556-21ssh22:28:160
2889599953,81cyclictest7484-21latency_hist22:08:030
2889599953,63cyclictest352-21runrttasks21:49:040
2889599953,63cyclictest352-21runrttasks21:49:040
2889599953,57cyclictest352-21runrttasks20:23:320
2889599953,57cyclictest352-21runrttasks20:23:320
2889599953,50cyclictest2504-21chrt22:53:250
2889599953,50cyclictest2504-21chrt22:53:250
28895999530,58cyclictest0-21swapper/023:53:330
28895999530,58cyclictest0-21swapper/023:53:330
2889599948,47cyclictest0-21swapper/019:43:400
2889599948,47cyclictest0-21swapper/019:43:400
28895999441,46cyclictest0-21swapper/022:18:270
2889599943,60cyclictest2226-21seq23:47:460
2889599943,56cyclictest9767-21rm21:17:590
2889599943,54cyclictest0-21swapper/000:08:320
280592949,59sleep028110-21sensors19:03:450
274372947,61sleep127514-21cstates19:03:221
28917999327,26cyclictest9704-21seq19:45:142
28917999327,26cyclictest9704-21seq19:45:142
28917999326,27cyclictest31120-21seq20:49:372
2889599934,53cyclictest15809-21idleruntime-cro21:28:000
28895999340,47cyclictest20729-21grep00:18:560
28895999331,51cyclictest0-21swapper/020:43:170
28895999331,51cyclictest0-21swapper/020:43:170
2889599932,55cyclictest31333-21ssh00:36:500
28895999314,47cyclictest31397-21sh23:41:520
28895999314,47cyclictest31397-21sh23:41:520
28917999219,23cyclictest0-21swapper/200:25:552
2889599923,61cyclictest352-21runrttasks20:17:140
2889599923,61cyclictest352-21runrttasks20:17:140
2889599923,50cyclictest19676-21snmpd23:59:170
2889599922,57cyclictest26346-21seq23:33:190
28917999130,21cyclictest10165-21seq23:59:582
28917999129,29cyclictest32192-21seq20:53:302
28917999122,30cyclictest8399-21swap22:08:342
28917999122,30cyclictest8399-21swap22:08:342
28909999136,17cyclictest181rcu_preempt20:12:361
2889599913,51cyclictest0-21swapper/019:55:180
2889599913,51cyclictest0-21swapper/019:13:550
28895999131,50cyclictest0-21swapper/019:38:370
2889599912,62cyclictest27453-21seq22:40:320
2889599912,57cyclictest1292-21uname20:58:270
28895999121,64cyclictest0-21swapper/023:48:350
28917999032,24cyclictest22048-21seq22:32:452
28917999032,24cyclictest22048-21seq22:32:452
28917999027,27cyclictest10414-21ssh23:07:102
28917999026,28cyclictest19633-21chrt20:15:222
28917999026,28cyclictest19633-21chrt20:15:222
28917999024,23cyclictest352-21runrttasks21:11:492
2890999906,65cyclictest8395-21ssh23:58:031
2890999906,65cyclictest8395-21ssh23:58:031
2889599903,83cyclictest0-21swapper/023:23:160
2889599902,77cyclictest31140-21apt-get21:53:110
2889599902,57cyclictest24828-21rm00:26:000
2889599902,50cyclictest21343-21chrt20:21:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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