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2026-01-23 - 14:17
[ 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 rackaslot8.osadl.org (updated Fri Jan 23, 2026 00:44:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
163662310279,21sleep20-21swapper/219:09:132
163802301275,17sleep10-21swapper/119:09:231
162132267210,19sleep00-21swapper/019:07:130
163822264232,21sleep30-21swapper/319:09:253
308302580,0sleep00-21swapper/000:01:520
196582560,0sleep00-21swapper/023:55:150
93282550,0sleep20-21swapper/223:10:002
64942530,0sleep30-21swapper/323:07:503
292652520,0sleep20-21swapper/223:21:212
116722200,0sleep10-21swapper/122:31:231
214432190,0sleep20-21swapper/222:37:372
58532140,0sleep20-21swapper/222:47:552
255002130,0sleep10-21swapper/100:38:131
188782130,0sleep10-21swapper/121:56:321
188782130,0sleep10-21swapper/121:56:321
76132120,1sleep016512-21cyclictest23:08:420
39982100,1sleep0121ksoftirqd/019:50:170
1652299105,5cyclictest22-21ksoftirqd/122:10:121
15862100,0sleep00-21swapper/022:45:160
165269983,3cyclictest275-21systemd-journal00:25:002
165269980,7cyclictest27510-21grep23:40:142
165229982,3cyclictest28281-21grep19:35:011
165149984,1cyclictest10201-21munin-run23:50:000
9825270,0sleep10-21swapper/123:49:431
26175270,0sleep30-21swapper/320:40:173
18376270,0sleep10-21swapper/100:34:041
165319973,3cyclictest6948-21cron21:50:013
165319973,3cyclictest658-21snmpd23:42:533
165319973,3cyclictest275-21systemd-journal21:36:413
165319973,3cyclictest275-21systemd-journal00:00:023
165319972,3cyclictest275-21systemd-journal20:55:013
165319971,3cyclictest24412-21rm00:17:553
165269975,2cyclictest8531-21ssh21:10:282
165269974,2cyclictest658-21snmpd22:34:392
165269973,3cyclictest275-21systemd-journal23:47:472
165269973,3cyclictest275-21systemd-journal23:28:382
165269973,3cyclictest27084-21ssh00:20:002
165269973,3cyclictest1142-21irqstats22:25:152
165269972,3cyclictest275-21systemd-journal23:34:342
165269970,1cyclictest0-21swapper/222:22:252
165229976,1cyclictest22-21ksoftirqd/119:40:011
165229973,3cyclictest658-21snmpd21:22:541
165229973,3cyclictest3693-21cat00:05:151
165229973,3cyclictest28396-21cat00:20:171
165229973,3cyclictest275-21systemd-journal21:17:151
165229973,3cyclictest22226-21df19:20:131
165229973,2cyclictest275-21systemd-journal20:52:141
165229972,3cyclictest9733-21awk23:30:001
165229972,3cyclictest275-21systemd-journal23:22:031
165229970,1cyclictest4582-21fschecks_count21:05:131
165149975,1cyclictest12-21ksoftirqd/019:15:020
165149973,1cyclictest0-21swapper/022:28:230
165149972,4cyclictest12-21ksoftirqd/020:32:080
165149970,7cyclictest0-21swapper/023:14:350
165149970,4cyclictest23824-21munin-run19:25:010
165149970,1cyclictest18037-21ssh22:15:320
25751260,1sleep125724-21cron23:20:001
19737260,5sleep36134-21diskmemload22:16:533
165319966,0cyclictest0-21swapper/323:51:313
165319966,0cyclictest0-21swapper/323:51:313
165319966,0cyclictest0-21swapper/322:05:343
165319966,0cyclictest0-21swapper/319:10:173
165319964,1cyclictest10122-21timerwakeupswit22:30:203
165319963,2cyclictest7242-21chrt20:00:053
165319963,2cyclictest658-21snmpd22:10:423
165319963,2cyclictest504-21dbus-daemon22:45:183
165319963,2cyclictest2836-21sh22:25:543
165319963,2cyclictest27998-21sshd19:31:563
165319963,2cyclictest275-21systemd-journal23:30:243
165319963,2cyclictest275-21systemd-journal22:20:023
165319963,2cyclictest26361-21ssh23:59:493
165319963,2cyclictest25290-21ssh21:40:273
165319963,2cyclictest23125-21sh23:17:593
165319963,2cyclictest20388-21sh21:18:213
165319963,2cyclictest13809-21ssh00:30:303
165319963,2cyclictest12971-21ssh00:10:263
165319963,2cyclictest12535-21ssh21:52:593
165319963,1cyclictest0-21swapper/323:21:043
165319962,3cyclictest9257-21seq22:50:133
165319962,3cyclictest658-21snmpd22:35:483
165319962,3cyclictest658-21snmpd22:02:533
165319962,3cyclictest658-21snmpd21:24:183
165319962,3cyclictest658-21snmpd21:10:443
165319962,3cyclictest658-21snmpd20:36:253
165319962,3cyclictest658-21snmpd20:13:493
165319962,3cyclictest658-21snmpd19:56:353
165319962,3cyclictest658-21snmpd19:36:573
165319962,3cyclictest658-21snmpd00:36:063
165319962,3cyclictest658-21snmpd00:26:123
165319962,3cyclictest2879-21cut23:45:123
165319962,3cyclictest275-21systemd-journal20:33:183
165319962,3cyclictest275-21systemd-journal19:47:013
165319962,3cyclictest275-21systemd-journal19:42:463
165319962,3cyclictest24745-21cat19:25:153
165319962,3cyclictest22491-11brltty00:07:103
165319962,3cyclictest1-21systemd23:25:193
165319962,3cyclictest1-21systemd20:20:213
165319961,2cyclictest18372-21/usr/sbin/munin23:35:183
165319960,6cyclictest0-21swapper/323:11:433
165319960,6cyclictest0-21swapper/323:00:533
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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