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2026-02-20 - 09:18
[ 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 100 highest latencies:
System rackcslot3.osadl.org (updated Fri Feb 20, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
147950940irq/31-eth0-tx-945-21usb-storage21:39:570
81830rcu_preempt31956-21ntp_kernel_err19:08:261
81790rcu_preempt22775-21cut23:58:301
81780rcu_preempt19-21ksoftirqd/100:08:531
81760rcu_preempt19-21ksoftirqd/121:19:111
81750rcu_preempt19-21ksoftirqd/122:45:461
81750rcu_preempt19-21ksoftirqd/121:27:541
81740rcu_preempt19-21ksoftirqd/121:57:391
81740rcu_preempt0-21swapper/121:08:411
81730rcu_preempt11715-21/usr/sbin/munin22:38:290
81720rcu_preempt0-21swapper/019:53:060
81720rcu_preempt0-21swapper/019:28:270
81710rcu_preempt0-21swapper/022:23:200
81710rcu_preempt0-21swapper/021:25:290
81710rcu_preempt0-21swapper/021:08:310
81710rcu_preempt0-21swapper/000:13:060
81700rcu_preempt0-21swapper/022:58:140
81690rcu_preempt10696-1kworker/0:0H00:35:380
81690rcu_preempt0-21swapper/022:43:150
89850680irq/17-ehci_hcd25759-21ssh00:04:041
81680rcu_preempt7993-21ssh22:30:070
81670rcu_preempt22117-21/usr/sbin/munin22:58:050
81670rcu_preempt19-21ksoftirqd/123:07:531
81670rcu_preempt19-21ksoftirqd/100:29:291
81670rcu_preempt0-21swapper/122:58:061
81670rcu_preempt0-21swapper/022:19:170
81670rcu_preempt0-21swapper/022:10:020
81670rcu_preempt0-21swapper/022:10:020
81660rcu_preempt0-21swapper/000:29:580
147950660irq/31-eth0-tx-6027-21kworker/1:223:33:061
81650rcu_preempt24605-1kworker/0:2H23:26:090
81630rcu_preempt2138-21snmpd19:58:210
81630rcu_preempt0-21swapper/023:28:460
81630rcu_preempt0-21swapper/021:45:260
81630rcu_preempt0-21swapper/020:28:270
81630rcu_preempt0-21swapper/019:47:010
81620rcu_preempt0-21swapper/021:03:270
81610rcu_preempt27329-21kworker/0:019:08:250
81610rcu_preempt25671-21ssh22:03:220
81610rcu_preempt0-21swapper/120:08:231
81610rcu_preempt0-21swapper/023:47:380
81610rcu_preempt0-21swapper/022:34:250
81600rcu_preempt9381-21ssh00:38:031
81600rcu_preempt2824-21sh21:20:000
81600rcu_preempt21338-21ssh22:55:171
81600rcu_preempt19828-21ssh21:52:451
81600rcu_preempt0-21swapper/122:38:301
81600rcu_preempt0-21swapper/023:39:070
81600rcu_preempt0-21swapper/021:34:060
81600rcu_preempt0-21swapper/020:53:150
81590rcu_preempt6021-21ssh22:27:091
81590rcu_preempt31454-21ssh00:18:131
81590rcu_preempt2529-21ssh22:19:431
81590rcu_preempt20874-21ssh23:55:331
81590rcu_preempt18145-21ssh23:50:401
81590rcu_preempt10996-21ssh22:36:161
81590rcu_preempt0-21swapper/123:18:091
81590rcu_preempt0-21swapper/122:16:531
81590rcu_preempt0-21swapper/121:38:211
81590rcu_preempt0-21swapper/121:03:261
81590rcu_preempt0-21swapper/120:03:231
81590rcu_preempt0-21swapper/119:33:301
81590rcu_preempt0-21swapper/100:16:131
81590rcu_preempt0-21swapper/022:16:110
81590rcu_preempt0-21swapper/021:16:490
81590rcu_preempt0-21swapper/000:14:130
81580rcu_preempt4343-21ssh23:23:461
81580rcu_preempt3914-21ssh00:27:461
81580rcu_preempt30537-21ssh22:13:031
81580rcu_preempt30537-21ssh22:13:031
81580rcu_preempt12896-21ssh23:40:441
81580rcu_preempt10362-21ssh23:36:250
81580rcu_preempt10278-21ssh23:36:091
81580rcu_preempt0-21swapper/123:11:171
81580rcu_preempt0-21swapper/122:48:211
81580rcu_preempt0-21swapper/121:59:501
81580rcu_preempt0-21swapper/121:43:281
81580rcu_preempt0-21swapper/121:34:091
81580rcu_preempt0-21swapper/120:43:281
81580rcu_preempt0-21swapper/023:48:190
81580rcu_preempt0-21swapper/023:14:090
81580rcu_preempt0-21swapper/023:08:510
81580rcu_preempt0-21swapper/021:29:580
81570rcu_preempt31985-21ssh21:13:521
81570rcu_preempt20722-21ssh23:55:020
81570rcu_preempt13989-21latency_hist20:08:050
81570rcu_preempt0-21swapper/123:46:221
81570rcu_preempt0-21swapper/122:30:061
81570rcu_preempt0-21swapper/122:07:531
81570rcu_preempt0-21swapper/121:29:471
81570rcu_preempt0-21swapper/120:28:271
81570rcu_preempt0-21swapper/120:18:241
81570rcu_preempt0-21swapper/119:48:271
81570rcu_preempt0-21swapper/119:16:411
81570rcu_preempt0-21swapper/100:40:311
81570rcu_preempt0-21swapper/019:23:310
81570rcu_preempt0-21swapper/019:23:310
81570rcu_preempt0-21swapper/000:07:360
81560rcu_preempt407-21ssh00:19:440
81560rcu_preempt11000-21ssh00:39:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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