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2026-01-18 - 08:34
[ 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.

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 376 highest latencies:
System rackcslot3.osadl.org (updated Sun Jan 18, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81810rcu_preempt13412-21kworker/0:219:11:210
147650750irq/28-eth0-rx-0-21swapper/119:09:031
81740rcu_preempt21494-21munin-run20:51:351
81720rcu_preempt0-21swapper/022:48:370
89850700irq/17-ehci_hcd945-21usb-storage22:59:221
81700rcu_preempt0-21swapper/121:26:561
81700rcu_preempt0-21swapper/121:19:081
81700rcu_preempt0-21swapper/120:51:581
81690rcu_preempt0-21swapper/100:21:501
81690rcu_preempt0-21swapper/022:13:030
81690rcu_preempt0-21swapper/020:51:550
81680rcu_preempt26491-21sh00:09:500
81680rcu_preempt25453-21diskmemload00:29:131
81680rcu_preempt0-21swapper/123:17:261
81670rcu_preempt27654-21sh23:11:590
81670rcu_preempt21983-21sensors22:02:001
81670rcu_preempt21557-21cron00:01:361
81670rcu_preempt0-21swapper/121:24:191
81670rcu_preempt0-21swapper/100:06:491
81670rcu_preempt0-21swapper/022:39:430
81660rcu_preempt0-21swapper/121:47:081
81660rcu_preempt0-21swapper/023:49:280
81660rcu_preempt0-21swapper/022:33:300
81650rcu_preempt28175-21ssh00:12:281
81650rcu_preempt2442-21latency_hist23:26:361
81650rcu_preempt21923-21cut00:01:480
81650rcu_preempt16132-21gzip20:26:590
81650rcu_preempt10794-21cpu23:41:470
81650rcu_preempt0-21swapper/123:46:541
81650rcu_preempt0-21swapper/021:38:160
81640rcu_preempt2138-21snmpd20:13:041
81640rcu_preempt0-21swapper/123:40:361
81640rcu_preempt0-21swapper/020:13:270
81640rcu_preempt0-21swapper/019:41:470
81630rcu_preempt5186-21ssh23:31:361
81630rcu_preempt2548-21/usr/sbin/munin23:26:500
81630rcu_preempt10389-21modprobe21:41:531
81630rcu_preempt0-21swapper/122:14:311
81630rcu_preempt0-21swapper/121:37:011
81630rcu_preempt0-21swapper/021:47:040
81630rcu_preempt0-21swapper/000:19:310
89850620irq/17-ehci_hcd945-21usb-storage22:39:241
81620rcu_preempt0-21swapper/022:22:010
81620rcu_preempt0-21swapper/019:56:350
81620rcu_preempt0-21swapper/000:29:370
89850610irq/17-ehci_hcd28531-21cyclictest21:59:201
81610rcu_preempt27156-21ssh23:11:531
81610rcu_preempt20292-21ssh22:58:350
81610rcu_preempt14480-21ssh22:47:041
81610rcu_preempt0-21swapper/122:21:031
81610rcu_preempt0-21swapper/121:16:241
81610rcu_preempt0-21swapper/021:31:570
81610rcu_preempt0-21swapper/021:16:530
81610rcu_preempt0-21swapper/020:17:010
81610rcu_preempt0-21swapper/020:06:380
81610rcu_preempt0-21swapper/020:02:010
81600rcu_preempt24299-21cpuspeed_turbos23:06:490
81600rcu_preempt23239-21ssh23:04:041
81600rcu_preempt21286-21ssh00:00:460
81600rcu_preempt19-21ksoftirqd/122:10:011
81600rcu_preempt0-21swapper/123:36:011
81600rcu_preempt0-21swapper/100:36:041
81600rcu_preempt0-21swapper/019:32:150
81600rcu_preempt0-21swapper/000:37:560
81590rcu_preempt7034-21ssh00:38:171
81590rcu_preempt23391-21ssh23:04:310
81590rcu_preempt19-21ksoftirqd/121:32:201
81590rcu_preempt11710-21ssh22:42:181
81590rcu_preempt0-21swapper/123:09:331
81590rcu_preempt0-21swapper/122:53:111
81590rcu_preempt0-21swapper/122:32:521
81590rcu_preempt0-21swapper/119:57:011
81590rcu_preempt0-21swapper/023:24:470
81590rcu_preempt0-21swapper/021:42:050
81590rcu_preempt0-21swapper/020:48:110
81590rcu_preempt0-21swapper/019:56:550
81590rcu_preempt0-21swapper/019:46:580
81590rcu_preempt0-21swapper/019:27:550
81590rcu_preempt0-21swapper/000:21:490
81580rcu_preempt4093-21ssh22:29:071
81580rcu_preempt3026-21ssh21:27:280
81580rcu_preempt21337-21if_can022:01:520
81580rcu_preempt12770-21ssh23:44:461
81580rcu_preempt0-21swapper/122:23:071
81580rcu_preempt0-21swapper/119:47:021
81580rcu_preempt0-21swapper/100:03:491
81580rcu_preempt0-21swapper/023:51:570
81580rcu_preempt0-21swapper/023:20:330
81580rcu_preempt0-21swapper/022:28:190
81580rcu_preempt0-21swapper/021:58:280
81570rcu_preempt0-21swapper/123:52:361
81570rcu_preempt0-21swapper/022:42:360
81570rcu_preempt0-21swapper/021:26:110
81570rcu_preempt0-21swapper/021:10:440
81570rcu_preempt0-21swapper/021:01:350
81570rcu_preempt0-21swapper/020:32:320
81560rcu_preempt5862-21ssh00:34:470
81560rcu_preempt30643-21ntpq19:16:571
81560rcu_preempt18925-21sshd20:38:330
81560rcu_preempt18925-21sshd20:38:330
81560rcu_preempt0-21swapper/121:52:131
81560rcu_preempt0-21swapper/100:16:521
81560rcu_preempt0-21swapper/023:36:410
81560rcu_preempt0-21swapper/022:53:530
81560rcu_preempt0-21swapper/022:18:530
81560rcu_preempt0-21swapper/022:10:120
81560rcu_preempt0-21swapper/021:16:190
81560rcu_preempt0-21swapper/019:36:430
81550rcu_preempt0-21swapper/120:43:491
81550rcu_preempt0-21swapper/120:43:491
81540rcu_preempt7742-21ssh23:36:060
81540rcu_preempt30696-21ps19:16:590
81540rcu_preempt15568-21fw_forwarded_lo20:26:511
81540rcu_preempt0-21swapper/120:16:521
81540rcu_preempt0-21swapper/120:07:331
81540rcu_preempt0-21swapper/120:05:571
81540rcu_preempt0-21swapper/119:51:381
81540rcu_preempt0-21swapper/119:31:521
81540rcu_preempt0-21swapper/021:52:000
81540rcu_preempt0-21swapper/019:26:190
81530rcu_preempt2748-21grep19:36:501
81530rcu_preempt0-21swapper/020:43:100
81530rcu_preempt0-21swapper/020:43:100
81530rcu_preempt0-21swapper/019:12:410
81520rcu_preempt25051-21ntp_states21:07:071
81520rcu_preempt0-21swapper/121:00:541
81520rcu_preempt0-21swapper/119:12:001
81520rcu_preempt0-21swapper/020:21:480
81510rcu_preempt28775-21ssh00:15:430
81480rcu_preempt32731-21fw_conntrack19:26:511
81470rcu_preempt31476-21fw_forwarded_lo19:21:511
147950470irq/31-eth0-tx-17695-21munin-run20:36:351
81430rcu_preempt4047-21df19:41:491
81430rcu_preempt14179-21df20:21:481
147850340irq/30-eth0-tx-0-21swapper/120:36:451
147850340irq/30-eth0-tx-0-21swapper/120:36:451
147950320irq/31-eth0-tx-0-21swapper/121:02:071
89450300irq/17-ehci_hcd26834-1kworker/0:2H21:04:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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