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2026-02-21 - 04:09
[ 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 rack3slot0.osadl.org (updated Sat Feb 21, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18633991400,40cyclictest887-21gdbus23:29:310
306442840,0sleep40-21swapper/400:27:244
46282720,0sleep50-21swapper/522:45:305
196152690,2sleep41866399cyclictest23:42:074
196152690,2sleep41866399cyclictest23:42:074
18670996822,45cyclictest27371-21sshd23:29:315
1864799660,65cyclictest10613-21kworker/2:323:29:302
77962600,0sleep00-21swapper/022:45:410
200472580,1sleep620044-21systemd-cgroups00:21:106
18678995252,0cyclictest0-21swapper/623:29:306
1828825025,9sleep50-21swapper/519:05:085
109722500,0sleep40-21swapper/422:47:454
79302490,1sleep6686-21dbus-daemon23:37:456
79302490,1sleep6686-21dbus-daemon23:37:456
290002480,1sleep528961-21sshd22:48:425
280022480,1sleep227987-21sshd00:21:382
214802480,0sleep10-21swapper/121:50:481
1839324825,8sleep30-21swapper/319:06:353
274382470,0sleep127437-21sshd23:03:281
205762460,0sleep70-21swapper/700:00:447
168712460,2sleep2321ktimersoftd/222:18:202
313642450,0sleep40-21swapper/422:54:264
1865599458,19cyclictest27326-21sshd23:29:313
177612450,0sleep70-21swapper/723:49:237
112372450,2sleep71868699cyclictest21:27:557
281302440,0sleep30-21swapper/300:08:333
1845724426,15sleep00-21swapper/019:07:280
252082430,1sleep525180-21bash22:24:235
1845224330,9sleep40-21swapper/419:07:244
175032430,0sleep617504-21kworker/u16:021:32:026
274932420,0sleep11-21systemd21:17:481
225592420,0sleep40-21swapper/421:09:424
170322420,1sleep117035-21bash00:30:181
102662420,2sleep41866399cyclictest23:28:304
326792410,0sleep30-21swapper/322:43:193
32182410,1sleep4492-21systemd-journal23:02:114
267972410,0sleep70-21swapper/723:29:297
1817224138,1sleep10-21swapper/119:03:281
109842410,0sleep40-21swapper/423:13:404
88112400,0sleep10-21swapper/123:37:481
88112400,0sleep10-21swapper/123:37:481
323332400,0sleep30-21swapper/322:35:593
30152400,0sleep50-21swapper/522:21:195
210582400,0sleep50-21swapper/523:57:065
205192400,0sleep720493-21sshd21:45:097
1814324027,9sleep70-21swapper/719:03:107
1599924028,8sleep60-21swapper/619:02:456
1813423927,9sleep20-21swapper/219:03:052
149212380,0sleep50-21swapper/522:42:255
127382380,0sleep70-21swapper/700:09:337
18640993710,1cyclictest0-21swapper/123:29:311
111692330,2sleep61867899cyclictest21:44:366
18663992218,3cyclictest49-21ksoftirqd/421:13:174
9562200,0sleep20-21swapper/222:39:422
1866399203,3cyclictest49-21ksoftirqd/400:16:264
18663992018,1cyclictest49-21ksoftirqd/422:31:064
18663992016,3cyclictest49-21ksoftirqd/421:22:024
96842190,1sleep69677-21sshd22:32:496
18663991918,1cyclictest49-21ksoftirqd/423:44:574
18663991917,1cyclictest49-21ksoftirqd/423:59:014
18663991917,1cyclictest49-21ksoftirqd/422:16:554
245172180,1sleep724502-21sshd22:20:417
188802180,1sleep11-21systemd23:17:531
18663991817,1cyclictest49-21ksoftirqd/421:54:234
18663991817,1cyclictest49-21ksoftirqd/400:06:564
18663991816,1cyclictest49-21ksoftirqd/422:08:364
18663991816,1cyclictest49-21ksoftirqd/421:29:234
18663991815,1cyclictest49-21ksoftirqd/422:33:164
18663991814,3cyclictest49-21ksoftirqd/423:07:494
18663991813,4cyclictest49-21ksoftirqd/422:27:064
18663991810,3cyclictest49-21ksoftirqd/423:18:064
1866399180,3cyclictest49-21ksoftirqd/400:37:004
1866399180,1cyclictest131rcu_sched23:34:394
315942170,1sleep531593-21bash21:51:245
281342170,0sleep228136-21grepconf.sh21:17:492
274322170,0sleep40-21swapper/421:41:544
18663991716,1cyclictest49-21ksoftirqd/422:18:114
18663991716,1cyclictest49-21ksoftirqd/422:05:074
18663991716,1cyclictest49-21ksoftirqd/400:29:384
18663991715,1cyclictest49-21ksoftirqd/423:23:584
18663991715,1cyclictest49-21ksoftirqd/421:45:544
18663991714,1cyclictest49-21ksoftirqd/421:35:254
1866399170,16cyclictest20440-21kworker/4:300:18:334
18678991615,1cyclictest65-21ksoftirqd/600:34:216
18678991612,3cyclictest65-21ksoftirqd/600:07:106
18670991614,1cyclictest57-21ksoftirqd/500:11:195
18663991615,1cyclictest49-21ksoftirqd/422:38:254
18663991614,1cyclictest49-21ksoftirqd/423:55:444
18663991614,1cyclictest49-21ksoftirqd/423:02:564
18663991614,1cyclictest49-21ksoftirqd/422:42:534
18663991614,1cyclictest49-21ksoftirqd/421:58:154
18663991614,1cyclictest49-21ksoftirqd/421:58:154
18663991614,1cyclictest49-21ksoftirqd/421:48:064
18663991614,1cyclictest49-21ksoftirqd/400:11:324
18663991612,3cyclictest492-21systemd-journal23:48:104
18655991614,1cyclictest41-21ksoftirqd/322:32:373
18647991613,2cyclictest33-21ksoftirqd/221:27:522
18647991612,1cyclictest33-21ksoftirqd/200:23:432
18640991614,1cyclictest25-21ksoftirqd/123:48:101
46242150,0sleep10-21swapper/100:01:421
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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