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2026-01-20 - 05:01
[ 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 highest latencies:
System rackcslot3.osadl.org (updated Tue Jan 20, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81760rcu_preempt0-21swapper/021:57:220
81750rcu_preempt0-21swapper/100:15:181
81740rcu_preempt3745-21memory21:32:011
81740rcu_preempt14976-21cpuspeed_turbos23:51:540
81730rcu_preempt15316-21ssh23:51:591
81700rcu_preempt19-21ksoftirqd/123:06:541
81700rcu_preempt0-21swapper/121:41:571
81700rcu_preempt0-21swapper/022:41:510
81700rcu_preempt0-21swapper/021:52:060
81700rcu_preempt0-21swapper/000:16:580
81690rcu_preempt0-21swapper/022:03:130
81680rcu_preempt7851-1kworker/1:0H22:29:401
81680rcu_preempt423-21ssh23:25:061
81680rcu_preempt19699-21sh23:01:171
81670rcu_preempt32711-21sh22:25:341
81670rcu_preempt18394-21fgrep23:57:071
81670rcu_preempt12197-21ssh21:47:021
81670rcu_preempt0-21swapper/122:20:511
81670rcu_preempt0-21swapper/122:06:341
81670rcu_preempt0-21swapper/022:30:510
81670rcu_preempt0-21swapper/022:10:590
81670rcu_preempt0-21swapper/019:08:390
81670rcu_preempt0-21swapper/019:08:390
81660rcu_preempt24984-21ntpdc21:12:010
81660rcu_preempt20032-21ssh23:01:520
81660rcu_preempt1378-21cpuspeed_turbos19:41:551
81660rcu_preempt10750-21latency20:17:000
81660rcu_preempt0-21swapper/022:31:530
81660rcu_preempt0-21swapper/022:24:020
81660rcu_preempt0-21swapper/022:18:220
81650rcu_preempt0-21swapper/023:00:430
81650rcu_preempt0-21swapper/021:46:480
267716523watchdog21275-21kworker/1:219:07:041
267716523watchdog21275-21kworker/1:219:07:041
81640rcu_preempt25181-21munin-run23:11:410
81640rcu_preempt1700-21if_eth000:26:581
81640rcu_preempt0-21swapper/023:47:170
81640rcu_preempt0-21swapper/021:06:550
81630rcu_preempt29053-21if_eth019:21:581
81630rcu_preempt15231-21latency_hist20:36:411
81630rcu_preempt15113-21processes21:52:041
81630rcu_preempt0-21swapper/122:52:011
81630rcu_preempt0-21swapper/121:11:531
81630rcu_preempt0-21swapper/100:37:001
81630rcu_preempt0-21swapper/100:01:511
81630rcu_preempt0-21swapper/023:16:250
81630rcu_preempt0-21swapper/019:21:310
81630rcu_preempt0-21swapper/000:21:590
81620rcu_preempt3-21ksoftirqd/023:34:050
81620rcu_preempt27208-21/usr/sbin/munin19:16:411
81620rcu_preempt13412-21ssh22:48:190
81620rcu_preempt0-21swapper/123:03:291
81620rcu_preempt0-21swapper/120:27:041
81620rcu_preempt0-21swapper/023:57:080
81620rcu_preempt0-21swapper/000:02:540
81610rcu_preempt27137-21ssh00:13:540
81610rcu_preempt0-21swapper/123:37:001
81610rcu_preempt0-21swapper/123:33:241
81610rcu_preempt0-21swapper/122:31:561
81610rcu_preempt0-21swapper/122:11:411
81610rcu_preempt0-21swapper/119:53:131
81610rcu_preempt0-21swapper/100:17:041
81610rcu_preempt0-21swapper/100:08:551
81610rcu_preempt0-21swapper/021:18:320
81610rcu_preempt0-21swapper/020:26:520
81610rcu_preempt0-21swapper/019:41:590
89450600irq/17-ehci_hcd502-21ssh23:25:240
81600rcu_preempt9278-21df_abs22:41:551
81600rcu_preempt28573-21ssh23:16:581
81600rcu_preempt16790-21grep21:56:411
81600rcu_preempt13855-21ssh23:48:591
81600rcu_preempt0-21swapper/122:50:131
81600rcu_preempt0-21swapper/122:39:321
81600rcu_preempt0-21swapper/023:30:150
81600rcu_preempt0-21swapper/021:38:160
81600rcu_preempt0-21swapper/020:32:020
89850590irq/17-ehci_hcd32021-21ssh21:25:011
81590rcu_preempt3-21ksoftirqd/023:43:040
81590rcu_preempt25533-21df23:11:551
81590rcu_preempt2481-21ssh21:30:231
81590rcu_preempt17023-21ssh22:56:400
81590rcu_preempt0-21swapper/123:46:251
81590rcu_preempt0-21swapper/119:47:041
81590rcu_preempt0-21swapper/020:55:320
81590rcu_preempt0-21swapper/000:39:000
81590rcu_preempt0-21swapper/000:35:500
81590rcu_preempt0-21swapper/000:28:080
81580rcu_preempt30314-21ssh23:20:220
81580rcu_preempt11269-21ssh21:46:340
81580rcu_preempt0-21swapper/023:40:350
81580rcu_preempt0-21swapper/022:41:120
81580rcu_preempt0-21swapper/021:02:070
81580rcu_preempt0-21swapper/000:09:590
81570rcu_preempt6347-21ssh00:35:381
81570rcu_preempt32265-21ssh21:25:540
81570rcu_preempt26693-21ssh22:13:310
81570rcu_preempt15507-21df_abs20:36:550
81570rcu_preempt15507-21df_abs20:36:550
81570rcu_preempt0-21swapper/123:29:011
81570rcu_preempt0-21swapper/121:36:501
81570rcu_preempt0-21swapper/120:42:051
81570rcu_preempt0-21swapper/019:41:310
81560rcu_preempt30374-21irqstats19:27:010
81560rcu_preempt0-21swapper/121:18:081
81560rcu_preempt0-21swapper/121:02:011
81560rcu_preempt0-21swapper/120:46:541
81560rcu_preempt0-21swapper/100:22:071
81560rcu_preempt0-21swapper/021:33:520
81560rcu_preempt0-21swapper/021:29:150
81560rcu_preempt0-21swapper/020:47:180
81560rcu_preempt0-21swapper/020:46:020
81560rcu_preempt0-21swapper/019:32:570
81550rcu_preempt0-21swapper/120:08:001
81550rcu_preempt0-21swapper/120:02:031
81550rcu_preempt0-21swapper/119:57:081
81550rcu_preempt0-21swapper/020:06:110
81540rcu_preempt30855-21cat19:27:081
81540rcu_preempt26876-21ssh22:14:061
81540rcu_preempt2138-21snmpd19:23:060
81540rcu_preempt11510-21/usr/sbin/munin20:21:581
81540rcu_preempt0-21swapper/121:08:421
81540rcu_preempt0-21swapper/120:58:271
81540rcu_preempt0-21swapper/120:18:421
81540rcu_preempt0-21swapper/119:37:011
81540rcu_preempt0-21swapper/020:13:430
81540rcu_preempt0-21swapper/019:12:570
81530rcu_preempt0-21swapper/120:11:461
81530rcu_preempt0-21swapper/020:06:590
81520rcu_preempt31883-21ntp_states19:32:031
81520rcu_preempt0-21swapper/120:54:361
81520rcu_preempt0-21swapper/120:36:441
81520rcu_preempt0-21swapper/120:36:441
81510rcu_preempt3009-21if_eth019:46:580
81510rcu_preempt0-21swapper/020:56:490
81500rcu_preempt0-21swapper/119:19:521
25954993910cyclictest5108-21apt-get19:56:510
147850390irq/30-eth0-tx-0-21swapper/019:52:070
81360rcu_preempt3-21ksoftirqd/020:22:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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