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2026-01-23 - 09:07
[ 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 Fri Jan 23, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81820rcu_preempt1717-21rs:main1
81770rcu_preempt6330-21wc22:22:121
81760rcu_preempt19-21ksoftirqd/123:15:591
81750rcu_preempt29009-21sh23:04:421
81740rcu_preempt19-21ksoftirqd/122:44:251
81730rcu_preempt0-21swapper/123:51:251
81720rcu_preempt29186-21entropy21:02:051
81720rcu_preempt21693-21if_err_eth020:32:071
81710rcu_preempt26288-21sh22:59:471
81710rcu_preempt13600-21if_wlan000:37:110
81710rcu_preempt0-21swapper/123:55:571
81700rcu_preempt0-21swapper/120:52:071
81700rcu_preempt0-21swapper/100:06:161
81700rcu_preempt0-21swapper/023:16:250
81700rcu_preempt0-21swapper/022:02:170
81700rcu_preempt0-21swapper/022:02:170
81690rcu_preempt8910-21sh00:27:440
81690rcu_preempt19596-21ssh21:47:121
81690rcu_preempt0-21swapper/120:07:141
81690rcu_preempt0-21swapper/100:37:191
81680rcu_preempt10185-21sh23:29:490
81680rcu_preempt0-21swapper/122:32:501
81680rcu_preempt0-21swapper/122:21:481
81680rcu_preempt0-21swapper/119:53:061
81680rcu_preempt0-21swapper/100:17:101
81680rcu_preempt0-21swapper/023:37:430
81670rcu_preempt6253-21needreboot23:22:091
81670rcu_preempt12288-21sh00:35:000
81670rcu_preempt0-21swapper/122:29:121
81670rcu_preempt0-21swapper/022:36:160
81660rcu_preempt5312-21if_eth100:22:100
81660rcu_preempt31329-21diskmemload21:24:410
81660rcu_preempt30149-21http_loadtime23:07:060
81660rcu_preempt19-21ksoftirqd/100:25:251
81660rcu_preempt0-21swapper/022:15:360
81660rcu_preempt0-21swapper/021:32:420
81650rcu_preempt0-21swapper/022:17:560
81650rcu_preempt0-21swapper/019:12:090
81630rcu_preempt24223-21munin-run22:56:490
81630rcu_preempt16118-21munin-run20:11:490
81630rcu_preempt0-21swapper/021:28:380
81620rcu_preempt29494-21ssh23:06:210
81620rcu_preempt24403-21rm22:57:010
81620rcu_preempt22165-21kworker/0:019:07:070
81620rcu_preempt18982-21/usr/sbin/munin22:47:071
81620rcu_preempt1717-21rs:main1
81620rcu_preempt16930-21kernelversion23:42:081
81620rcu_preempt0-21swapper/022:39:470
81620rcu_preempt0-21swapper/022:22:070
81620rcu_preempt0-21swapper/000:03:460
81610rcu_preempt5022-21ssh23:20:430
81610rcu_preempt25779-21ssh21:58:510
81610rcu_preempt18488-21ssh22:45:530
81610rcu_preempt0-21swapper/023:56:100
81610rcu_preempt0-21swapper/020:42:150
81600rcu_preempt2138-21snmpd21:13:230
81600rcu_preempt18696-21ssh23:46:050
81600rcu_preempt14134-21irqstats22:37:071
81590rcu_preempt4391-21ssh00:20:590
81590rcu_preempt21091-21ssh22:50:090
81590rcu_preempt20453-21ssh23:47:540
81590rcu_preempt1875-21ssh00:15:240
81590rcu_preempt0-21swapper/023:57:110
81590rcu_preempt0-21swapper/023:26:170
81590rcu_preempt0-21swapper/021:37:270
81590rcu_preempt0-21swapper/021:21:140
81590rcu_preempt0-21swapper/019:27:060
81580rcu_preempt8380-21ssh22:27:040
81580rcu_preempt0-21swapper/023:32:070
81580rcu_preempt0-21swapper/022:10:380
81580rcu_preempt0-21swapper/021:49:290
81580rcu_preempt0-21swapper/021:02:110
81580rcu_preempt0-21swapper/020:22:110
81580rcu_preempt0-21swapper/020:17:010
81580rcu_preempt0-21swapper/019:42:250
81570rcu_preempt27116-21ntp_states20:52:090
81570rcu_preempt19-21ksoftirqd/122:10:301
81570rcu_preempt0-21swapper/020:47:210
81570rcu_preempt0-21swapper/020:26:540
81570rcu_preempt0-21swapper/019:37:170
81570rcu_preempt0-21swapper/000:09:320
81560rcu_preempt15981-21ssh21:41:550
81560rcu_preempt0-21swapper/021:56:330
81560rcu_preempt0-21swapper/020:57:050
81560rcu_preempt0-21swapper/020:37:460
81560rcu_preempt0-21swapper/020:33:260
81560rcu_preempt0-21swapper/020:15:570
81550rcu_preempt19-21ksoftirqd/123:17:511
81550rcu_preempt19-21ksoftirqd/122:02:081
81550rcu_preempt19-21ksoftirqd/122:02:081
81550rcu_preempt0-21swapper/021:11:490
81550rcu_preempt0-21swapper/019:22:250
81550rcu_preempt0-21swapper/019:18:570
89850540irq/17-ehci_hcd5307-21fw_conntrack21:22:081
89850540irq/17-ehci_hcd32304-21ntp_states21:12:121
81540rcu_preempt19-21ksoftirqd/100:33:361
81540rcu_preempt19-21ksoftirqd/100:08:191
81540rcu_preempt0-21swapper/019:49:510
81530rcu_preempt19-21ksoftirqd/121:16:501
81530rcu_preempt11332-21df19:52:020
81520rcu_preempt26175-21ssh23:58:591
81520rcu_preempt19-21ksoftirqd/121:58:371
81520rcu_preempt19-21ksoftirqd/121:54:021
89850510irq/17-ehci_hcd945-21usb-storage20:05:591
89850510irq/17-ehci_hcd0-21swapper/123:10:591
81510rcu_preempt19-21ksoftirqd/122:14:411
81510rcu_preempt19-21ksoftirqd/119:12:081
81510rcu_preempt14055-21needreboot21:37:101
81510rcu_preempt0-21swapper/123:34:391
81500rcu_preempt19-21ksoftirqd/121:42:281
81500rcu_preempt19-21ksoftirqd/121:32:301
81500rcu_preempt19-21ksoftirqd/121:28:591
81500rcu_preempt19-21ksoftirqd/100:30:451
81500rcu_preempt19-21ksoftirqd/100:13:551
801994946cyclictest945-21usb-storage21:10:091
81490rcu_preempt19-21ksoftirqd/123:39:211
81490rcu_preempt0-21swapper/119:47:161
81480rcu_preempt19-21ksoftirqd/123:27:271
801994643cyclictest181ktimersoftd/120:47:111
801994441cyclictest945-21usb-storage19:57:571
147950430irq/31-eth0-tx-19-21ksoftirqd/122:52:131
147650430irq/28-eth0-rx-0-21swapper/019:35:090
89850420irq/17-ehci_hcd945-21usb-storage19:33:531
801994239cyclictest181ktimersoftd/119:42:141
89450410irq/17-ehci_hcd3550-21apt-get19:22:011
801994037cyclictest945-21usb-storage20:14:001
801994037cyclictest181ktimersoftd/120:27:081
80099387cyclictest0-21swapper/020:00:470
800993810cyclictest0-21swapper/020:02:490
79950380irq/19-0000:00:24986-21latency_hist20:46:491
801993633cyclictest181ktimersoftd/119:41:501
81360rcu_preempt18535-21cat20:17:161
89450350irq/17-ehci_hcd19065-21fw_forwarded_lo20:22:071
81330rcu_preempt28352-21ntp_kernel_pll_20:57:111
147850330irq/30-eth0-tx-23311-21ntp_states20:37:131
81320rcu_preempt3337-21cat19:17:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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