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2026-02-18 - 06:58
[ 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
Characteristics of the 100 highest latencies:
System rack7slot1.osadl.org (updated Wed Feb 18, 2026 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24377211958,20sleep20-21swapper/219:06:132
24373211251,55sleep30-21swapper/319:06:103
24478210549,23sleep10-21swapper/119:07:331
1525821040,1sleep211731-21stress22:34:302
1525821040,1sleep211731-21stress22:34:302
2437528454,25sleep00-21swapper/019:06:110
146912580,3sleep211732-21stress23:50:002
24784995530,23cyclictest0-21swapper/321:18:453
24784995529,23cyclictest0-21swapper/323:14:013
24784995529,23cyclictest0-21swapper/323:14:013
312062530,7sleep12478299cyclictest23:10:241
312062530,7sleep12478299cyclictest23:10:241
24784995331,19cyclictest0-21swapper/322:58:583
24784995228,21cyclictest0-21swapper/322:26:373
24784995227,18cyclictest0-21swapper/323:09:313
24784995131,12cyclictest0-21swapper/322:41:323
24784995130,19cyclictest0-21swapper/322:12:093
24784995130,18cyclictest0-21swapper/323:20:263
24784995030,18cyclictest0-21swapper/321:30:303
24784995029,18cyclictest0-21swapper/323:50:083
24784995029,18cyclictest0-21swapper/321:35:513
24784995026,17cyclictest0-21swapper/321:20:133
24784995026,17cyclictest0-21swapper/321:20:133
24784994928,13cyclictest0-21swapper/323:49:423
24784994927,16cyclictest0-21swapper/323:16:113
24784994631,13cyclictest0-21swapper/322:35:083
24784994624,20cyclictest0-21swapper/322:15:113
24784994524,19cyclictest0-21swapper/323:30:353
312952440,1sleep311731-21stress00:26:043
24784994428,13cyclictest0-21swapper/323:35:403
135122440,1sleep013511-21if_eth223:45:210
24784994329,12cyclictest0-21swapper/321:50:213
24784994329,12cyclictest0-21swapper/300:30:323
24784994328,13cyclictest0-21swapper/323:26:203
24784994324,16cyclictest0-21swapper/321:55:333
24784994324,16cyclictest0-21swapper/321:55:333
38682420,1sleep111733-21stress22:05:291
24784994228,12cyclictest0-21swapper/300:20:013
24784994228,12cyclictest0-21swapper/300:20:013
24784994228,12cyclictest0-21swapper/300:20:003
24784994228,12cyclictest0-21swapper/300:10:133
24784994227,13cyclictest0-21swapper/323:55:223
24784994227,13cyclictest0-21swapper/322:20:273
24784994226,14cyclictest0-21swapper/321:44:033
31872412,21sleep111731-21stress00:36:541
24784994127,12cyclictest0-21swapper/300:00:243
24784994126,13cyclictest0-21swapper/322:05:363
24784994024,14cyclictest0-21swapper/322:30:353
24784994024,14cyclictest0-21swapper/322:30:353
24784993821,5cyclictest3412-21/usr/sbin/munin20:50:163
24783993824,12cyclictest0-21swapper/200:20:352
24783993824,12cyclictest0-21swapper/200:20:352
24784993723,12cyclictest0-21swapper/321:10:223
24784993722,13cyclictest0-21swapper/323:40:193
24784993722,13cyclictest0-21swapper/323:40:193
24784993722,13cyclictest0-21swapper/322:05:023
24784993722,13cyclictest0-21swapper/322:05:023
24782993714,21cyclictest0-21swapper/122:16:341
24784993621,12cyclictest0-21swapper/322:50:283
24783993610,23cyclictest0-21swapper/221:32:222
98732355,11sleep10-21swapper/119:47:311
92292355,13sleep10-21swapper/121:01:051
8922355,11sleep20-21swapper/220:44:142
8922355,11sleep20-21swapper/220:44:142
57692355,11sleep20-21swapper/219:39:222
49172355,13sleep20-21swapper/220:50:312
296822353,13sleep20-21swapper/219:19:492
2478499358,25cyclictest0-21swapper/320:40:193
2478499358,25cyclictest0-21swapper/320:40:193
24784993522,11cyclictest0-21swapper/322:45:083
24784993511,21cyclictest0-21swapper/300:35:263
2478399357,25cyclictest0-21swapper/222:04:352
2478399357,25cyclictest0-21swapper/222:04:352
24782993514,19cyclictest0-21swapper/122:34:561
24782993514,19cyclictest0-21swapper/122:34:561
24781993516,16cyclictest0-21swapper/000:16:580
164232355,11sleep10-21swapper/120:04:471
112982355,13sleep10-21swapper/121:05:301
267572345,13sleep20-21swapper/219:14:002
24784993426,6cyclictest30813-21cut19:20:183
24784993425,7cyclictest11733-21stress21:45:143
24784993421,11cyclictest0-21swapper/300:06:293
24783993414,17cyclictest0-21swapper/221:59:382
24783993414,17cyclictest0-21swapper/221:59:382
2478299344,23cyclictest0-21swapper/119:20:261
24781993414,17cyclictest0-21swapper/021:28:300
24781993414,17cyclictest0-21swapper/021:28:300
24781993410,18cyclictest0-21swapper/020:51:140
184042345,11sleep10-21swapper/120:08:041
309542335,12sleep20-21swapper/220:35:362
267762335,11sleep20-21swapper/220:26:212
2478499338,23cyclictest0-21swapper/321:05:113
2478499337,24cyclictest0-21swapper/319:50:133
24784993325,6cyclictest26944-21taskset20:28:293
24784993319,12cyclictest0-21swapper/319:49:113
24784993315,17cyclictest0-21swapper/320:00:193
24783993315,16cyclictest0-21swapper/222:45:572
24783993315,15cyclictest0-21swapper/200:35:572
24783993314,16cyclictest0-21swapper/221:45:302
24783993313,18cyclictest0-21swapper/222:51:042
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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