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2026-01-28 - 15:07
[ 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 rack2slot0.osadl.org (updated Wed Jan 28, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
290712630,0sleep10-21swapper/109:53:581
43432560,0sleep20-21swapper/211:49:032
177962550,0sleep10-21swapper/110:52:471
68722540,1sleep16871-21systemd-cgroups12:30:231
272192540,0sleep10-21swapper/111:56:221
38172530,1sleep1231rcuc/110:24:311
266622530,0sleep3401ktimersoftd/311:12:403
30132520,0sleep2311rcuc/210:08:212
241622520,0sleep20-21swapper/211:20:352
127982520,0sleep30-21swapper/311:27:543
115232520,1sleep11-21systemd12:25:191
260362500,0sleep20-21swapper/209:36:172
6342490,0sleep30-21swapper/310:54:043
32472480,0sleep10-21swapper/110:05:011
133752480,0sleep10-21swapper/112:00:401
108472480,0sleep310810-21sshd10:19:323
319882470,0sleep10-21swapper/110:37:411
26822470,0sleep20-21swapper/209:14:022
247762470,0sleep10-21swapper/112:07:121
184002450,0sleep30-21swapper/311:09:143
167322420,2sleep02661899cyclictest12:25:460
88652410,0sleep08859-21lspci10:38:280
271612340,0sleep20-21swapper/211:26:202
263882297,7sleep30-21swapper/307:08:253
264642287,7sleep00-21swapper/007:09:210
2621822621,3sleep20-21swapper/207:06:182
26631992423,0cyclictest13727-21lspci12:36:323
2647422412,7sleep10-21swapper/107:09:261
26628991918,0cyclictest2413-21lspci09:51:032
92092180,0sleep09189-21sshd12:22:250
326242180,0sleep30-21swapper/310:32:173
59172170,1sleep05908-21sshd10:32:460
292572170,1sleep341-21ksoftirqd/311:37:263
26622991713,3cyclictest31002-21sshd11:13:011
26618991610,5cyclictest623-17sedispatch10:12:200
2661899160,1cyclictest27833-21sshd11:37:200
92112150,0sleep00-21swapper/009:38:000
308952150,0sleep20-21swapper/212:13:142
281342150,0sleep1231rcuc/108:30:141
201882150,1sleep120172-21nfsd408:10:151
187102150,0sleep0111rcuc/009:59:460
95332140,0sleep20-21swapper/209:55:162
26628991413,0cyclictest321ktimersoftd/212:32:062
26628991413,0cyclictest18847-21lspci09:22:192
2661899140,13cyclictest0-21swapper/011:20:390
243712140,0sleep10-21swapper/110:31:351
242042140,1sleep324206-21bash10:39:473
210222140,1sleep3710-21NetworkManager11:01:143
152322140,1sleep315225-21bash09:49:043
45552130,1sleep0101ktimersoftd/010:59:540
26631991312,0cyclictest5923-21lspci10:01:463
26631991312,0cyclictest3759-21lspci09:25:143
26631991311,1cyclictest649-21polkitd10:40:043
2663199130,1cyclictest674-21dbus-daemon11:24:343
2663199130,12cyclictest16469-21lspci11:58:153
2662899132,1cyclictest131rcu_sched11:00:202
26628991312,0cyclictest748-21lspci11:32:182
26628991312,0cyclictest748-21lspci11:32:182
26628991312,0cyclictest321ktimersoftd/210:10:052
26628991312,0cyclictest321ktimersoftd/209:32:562
26628991312,0cyclictest19161-21lspci12:20:272
2662899131,1cyclictest33-21ksoftirqd/211:20:012
2661899138,1cyclictest710-21NetworkManager12:12:190
199892130,0sleep2311rcuc/210:23:082
26631991211,0cyclictest401ktimersoftd/309:36:463
26631991211,0cyclictest0-21swapper/312:01:543
26631991210,1cyclictest21191-21open_files10:10:153
26631991210,1cyclictest19853-21lspci09:56:223
26631991210,1cyclictest0-21swapper/312:32:543
26628991212,0cyclictest321ktimersoftd/208:45:342
26628991212,0cyclictest321ktimersoftd/208:05:152
26628991211,0cyclictest31468-21lspci09:43:542
26628991210,1cyclictest0-21swapper/210:03:092
2662299120,1cyclictest674-21dbus-daemon12:20:111
2662299120,11cyclictest0-21swapper/111:43:511
2661899129,2cyclictest649-21polkitd09:13:090
2661899127,1cyclictest674-21dbus-daemon11:54:000
2661899124,4cyclictest660-21avahi-daemon09:46:180
26618991210,1cyclictest3141-21cstates12:30:090
2661899120,1cyclictest0-21swapper/010:51:400
229152120,0sleep10-21swapper/109:49:551
213192120,0sleep30-21swapper/309:22:443
26631991110,0cyclictest0-21swapper/310:05:143
2662899114,3cyclictest33-21ksoftirqd/212:27:102
2662899113,1cyclictest33-21ksoftirqd/211:07:112
2662899112,3cyclictest674-21dbus-daemon10:50:462
2662899112,1cyclictest131rcu_sched12:38:142
2662899111,1cyclictest33-21ksoftirqd/210:33:262
2662899111,1cyclictest121rcu_preempt10:19:282
26628991111,0cyclictest527-40kipmi010:43:212
26628991111,0cyclictest321ktimersoftd/208:31:512
26628991111,0cyclictest321ktimersoftd/208:18:492
26628991111,0cyclictest321ktimersoftd/208:03:262
26628991110,0cyclictest6669-21lspci11:57:232
26628991110,0cyclictest321ktimersoftd/212:16:432
26628991110,0cyclictest0-21swapper/211:36:402
2662899110,0cyclictest0-21swapper/210:27:592
2662299119,1cyclictest1-21systemd09:32:021
2662299119,1cyclictest0-21swapper/111:53:511
2662299110,10cyclictest0-21swapper/112:10:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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