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2026-01-25 - 18:34
[ 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 highest latencies:
System rackcslot3.osadl.org (updated Sun Jan 25, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81860rcu_preempt19-21ksoftirqd/112:36:521
81850rcu_preempt5069-21if_eth010:02:161
81790rcu_preempt22426-21sh10:33:201
89850770irq/17-ehci_hcd0-21swapper/009:55:260
81770rcu_preempt20486-21sh12:30:371
81760rcu_preempt6243-1kworker/1:1H11:07:111
81760rcu_preempt29925-21ssh09:47:370
81760rcu_preempt19-21ksoftirqd/110:22:081
81750rcu_preempt0-21swapper/111:36:591
81750rcu_preempt0-21swapper/110:00:571
81740rcu_preempt5690-21grep12:02:181
81740rcu_preempt18577-21diskstats10:27:091
81730rcu_preempt0-21swapper/109:22:061
81720rcu_preempt12636-21/usr/sbin/munin10:16:561
81720rcu_preempt0-21swapper/009:27:230
81710rcu_preempt0-21swapper/011:21:240
81700rcu_preempt0-21swapper/111:12:341
81700rcu_preempt0-21swapper/109:45:211
81700rcu_preempt0-21swapper/107:17:081
81700rcu_preempt0-21swapper/010:00:330
81690rcu_preempt0-21swapper/111:31:561
81690rcu_preempt0-21swapper/111:31:561
81680rcu_preempt9473-21kworker/1:207:07:101
81680rcu_preempt7412-21latency_hist12:06:560
81680rcu_preempt0-21swapper/011:48:150
81680rcu_preempt0-21swapper/011:32:410
81680rcu_preempt0-21swapper/009:44:040
81670rcu_preempt0-21swapper/110:19:461
81670rcu_preempt0-21swapper/012:30:280
81660rcu_preempt18031-21kernelversion09:27:161
81660rcu_preempt0-21swapper/012:16:410
81660rcu_preempt0-21swapper/011:58:010
81660rcu_preempt0-21swapper/007:07:580
81650rcu_preempt20978-21ssh10:32:090
81650rcu_preempt10893-21/usr/sbin/munin07:12:150
81650rcu_preempt10893-21/usr/sbin/munin07:12:150
81640rcu_preempt18058-21rm11:26:510
89450630irq/17-ehci_hcd8880-21diskmemload12:17:070
89450630irq/17-ehci_hcd25927-21ssh11:41:000
81630rcu_preempt0-21swapper/011:12:130
81630rcu_preempt0-21swapper/010:52:250
81630rcu_preempt0-21swapper/008:02:130
147950630irq/31-eth0-tx-2715-21apache210:08:381
89850620irq/17-ehci_hcd171rcuc/112:13:061
81620rcu_preempt10081-21munin-run11:11:560
81620rcu_preempt0-21swapper/110:57:201
81620rcu_preempt0-21swapper/011:27:220
81620rcu_preempt0-21swapper/011:27:220
81620rcu_preempt0-21swapper/007:56:550
81610rcu_preempt1454-21cpuspeed_turbos08:42:100
81610rcu_preempt1454-21cpuspeed_turbos08:42:100
81610rcu_preempt0-21swapper/010:22:440
81610rcu_preempt0-21swapper/009:38:490
81610rcu_preempt0-21swapper/009:17:220
81600rcu_preempt0-21swapper/011:42:210
81600rcu_preempt0-21swapper/010:02:190
81600rcu_preempt0-21swapper/009:36:050
81600rcu_preempt0-21swapper/008:47:100
81590rcu_preempt0-21swapper/011:02:190
81590rcu_preempt0-21swapper/009:25:590
81590rcu_preempt0-21swapper/007:17:050
147850590irq/30-eth0-tx-41ktimersoftd/010:20:150
147850590irq/30-eth0-tx-0-21swapper/012:11:340
81580rcu_preempt0-21swapper/012:38:390
81580rcu_preempt0-21swapper/012:32:340
81580rcu_preempt0-21swapper/011:56:200
81580rcu_preempt0-21swapper/010:48:310
81580rcu_preempt0-21swapper/010:30:370
81580rcu_preempt0-21swapper/008:07:140
81580rcu_preempt0-21swapper/007:22:090
81570rcu_preempt4621-21munin-run11:01:560
81570rcu_preempt0-21swapper/010:36:570
81570rcu_preempt0-21swapper/009:12:140
81560rcu_preempt0-21swapper/009:11:260
81560rcu_preempt0-21swapper/009:02:180
81560rcu_preempt0-21swapper/008:32:200
81560rcu_preempt0-21swapper/008:28:510
81550rcu_preempt15636-21ssh12:22:050
81550rcu_preempt0-21swapper/010:42:200
81550rcu_preempt0-21swapper/008:52:200
81550rcu_preempt0-21swapper/008:24:250
81550rcu_preempt0-21swapper/008:18:050
81540rcu_preempt0-21swapper/010:12:170
81540rcu_preempt0-21swapper/010:07:200
81540rcu_preempt0-21swapper/008:37:120
81540rcu_preempt0-21swapper/008:37:120
89850530irq/17-ehci_hcd0-21swapper/111:17:311
81530rcu_preempt2138-21snmpd08:01:140
81530rcu_preempt0-21swapper/008:57:240
147950530irq/31-eth0-tx-0-21swapper/110:45:221
81520rcu_preempt19-21ksoftirqd/109:41:411
81520rcu_preempt0-21swapper/008:12:120
81520rcu_preempt0-21swapper/007:37:190
10772995248cyclictest945-21usb-storage08:27:081
10772995248cyclictest945-21usb-storage07:57:071
81510rcu_preempt20501-21ntp_states07:47:170
81510rcu_preempt19-21ksoftirqd/109:15:551
81510rcu_preempt19-21ksoftirqd/108:37:121
81510rcu_preempt19-21ksoftirqd/108:37:121
81510rcu_preempt0-21swapper/108:45:581
81510rcu_preempt0-21swapper/108:45:581
10772995143cyclictest945-21usb-storage09:03:181
89850500irq/17-ehci_hcd945-21usb-storage11:34:131
81500rcu_preempt9249-21ssh12:09:071
147950500irq/31-eth0-tx-0-21swapper/111:52:501
147950500irq/31-eth0-tx-0-21swapper/111:46:251
147950500irq/31-eth0-tx-0-21swapper/111:22:291
10772995046cyclictest945-21usb-storage08:14:461
81490rcu_preempt15634-21python07:27:190
147950490irq/31-eth0-tx-0-21swapper/112:38:041
147950490irq/31-eth0-tx-0-21swapper/112:23:481
147950490irq/31-eth0-tx-0-21swapper/110:56:301
147950490irq/31-eth0-tx-0-21swapper/109:33:471
147950490irq/31-eth0-tx-0-21swapper/109:21:141
10772994946cyclictest945-21usb-storage07:31:291
10772994946cyclictest945-21usb-storage07:23:361
81480rcu_preempt3802-21idleruntime-cro08:51:561
147950480irq/31-eth0-tx-0-21swapper/112:21:321
147950480irq/31-eth0-tx-0-21swapper/111:47:311
147950480irq/31-eth0-tx-0-21swapper/111:02:401
10772994845cyclictest945-21usb-storage08:59:521
10772994845cyclictest945-21usb-storage08:06:021
10772994845cyclictest945-21usb-storage07:52:331
81470rcu_preempt19-21ksoftirqd/110:48:331
10772994744cyclictest181ktimersoftd/108:26:201
81460rcu_preempt16868-21grep07:32:200
10771994613cyclictest0-21swapper/007:43:220
89850440irq/17-ehci_hcd0-21swapper/108:32:151
81440rcu_preempt0-21swapper/108:17:541
147650430irq/28-eth0-rx-31109-21apache207:35:531
81400rcu_preempt0-21swapper/108:08:501
147950400irq/31-eth0-tx-14110-21kworker/1:207:47:141
147950400irq/31-eth0-tx-0-21swapper/109:51:561
89850390irq/17-ehci_hcd945-21usb-storage07:42:081
147950390irq/31-eth0-tx-3821-21ssh11:59:091
147950390irq/31-eth0-tx-30958-1kworker/1:1H10:37:361
147950380irq/31-eth0-tx-14110-21kworker/1:207:37:141
147950380irq/31-eth0-tx-10711-21kworker/1:007:16:561
147950380irq/31-eth0-tx-10711-21kworker/1:007:16:561
10772993835cyclictest181ktimersoftd/109:52:171
10772993633cyclictest812-21scsi_eh_008:52:211
10772993633cyclictest181ktimersoftd/109:11:301
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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