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2026-02-04 - 08:08
[ 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 792 highest latencies:
System rackcslot3.osadl.org (updated Wed Feb 04, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81780rcu_preempt26036-21sshd19:08:091
81770rcu_preempt14598-21irqstats22:52:411
147950760irq/31-eth0-tx-181ktimersoftd/122:06:371
147850740irq/30-eth0-tx-181ktimersoftd/121:37:441
81730rcu_preempt6858-21grep22:37:441
81720rcu_preempt9427-21if_can020:12:401
81720rcu_preempt0-21swapper/123:02:221
81720rcu_preempt0-21swapper/020:37:330
81710rcu_preempt23777-21ssh22:08:440
81710rcu_preempt0-21swapper/123:27:371
81710rcu_preempt0-21swapper/122:19:241
81710rcu_preempt0-21swapper/021:45:200
81710rcu_preempt0-21swapper/021:17:470
81710rcu_preempt0-21swapper/020:57:520
81700rcu_preempt19107-21ssh22:01:290
81700rcu_preempt0-21swapper/022:39:280
81700rcu_preempt0-21swapper/020:07:450
81690rcu_preempt7398-21sh23:38:540
81690rcu_preempt0-21swapper/123:12:441
81690rcu_preempt0-21swapper/100:27:221
81690rcu_preempt0-21swapper/022:12:470
81680rcu_preempt3133-21apt-get23:32:341
81680rcu_preempt24188-21diskmemload23:49:401
81680rcu_preempt23879-21sh23:09:341
81680rcu_preempt0-21swapper/122:24:551
81680rcu_preempt0-21swapper/121:58:311
81680rcu_preempt0-21swapper/121:22:361
81680rcu_preempt0-21swapper/100:35:571
81670rcu_preempt7917-21sort20:07:361
81670rcu_preempt0-21swapper/121:07:411
81670rcu_preempt0-21swapper/000:36:360
81660rcu_preempt14363-21if_can123:52:410
81660rcu_preempt12429-21sed22:47:501
81660rcu_preempt0-21swapper/100:10:411
81650rcu_preempt32740-21/usr/sbin/munin23:27:221
81650rcu_preempt32048-21sh21:25:070
81650rcu_preempt27934-21ssh21:17:421
81650rcu_preempt11598-21ls20:22:221
81650rcu_preempt0-21swapper/100:02:411
81640rcu_preempt15562-21ssh23:54:121
81640rcu_preempt0-21swapper/123:21:001
81640rcu_preempt0-21swapper/122:13:571
81640rcu_preempt0-21swapper/121:53:121
81640rcu_preempt0-21swapper/121:43:271
81640rcu_preempt0-21swapper/121:34:281
81640rcu_preempt0-21swapper/023:32:370
81640rcu_preempt0-21swapper/021:13:380
81640rcu_preempt0-21swapper/000:12:480
81630rcu_preempt7131-21timerandwakeup21:37:480
81630rcu_preempt2156-21ssh21:29:441
81630rcu_preempt0-21swapper/122:32:361
81630rcu_preempt0-21swapper/023:29:340
81630rcu_preempt0-21swapper/023:04:540
81630rcu_preempt0-21swapper/022:29:110
81630rcu_preempt0-21swapper/021:48:410
81620rcu_preempt9926-21ssh23:43:081
81620rcu_preempt8924-21ssh22:42:351
81620rcu_preempt7910-21/usr/sbin/munin00:42:231
81620rcu_preempt18358-21ssh23:59:361
81620rcu_preempt0-21swapper/122:09:101
81620rcu_preempt0-21swapper/120:52:471
81620rcu_preempt0-21swapper/023:07:490
81620rcu_preempt0-21swapper/019:37:470
81620rcu_preempt0-21swapper/000:31:280
81610rcu_preempt27089-21ssh23:16:400
81610rcu_preempt13034-21ssh21:49:011
81610rcu_preempt0-21swapper/123:00:101
81610rcu_preempt0-21swapper/121:12:471
81610rcu_preempt0-21swapper/119:27:461
81610rcu_preempt0-21swapper/100:24:431
81610rcu_preempt0-21swapper/023:57:410
81610rcu_preempt0-21swapper/000:26:120
89850600irq/17-ehci_hcd945-21usb-storage19:14:041
81600rcu_preempt4444-21if_wlan019:52:401
81600rcu_preempt27676-21df_abs19:17:351
81600rcu_preempt24188-21diskmemload22:58:230
81600rcu_preempt0-21swapper/123:41:221
81600rcu_preempt0-21swapper/100:21:391
81590rcu_preempt9366-21strings23:42:430
81590rcu_preempt22134-21ssh22:07:210
81590rcu_preempt20781-21ssh00:03:590
81590rcu_preempt12196-21latency20:22:410
81590rcu_preempt0-21swapper/023:25:120
89850580irq/17-ehci_hcd945-21usb-storage20:02:341
81580rcu_preempt4545-21ssh22:33:090
81580rcu_preempt26162-21ssh00:15:381
81580rcu_preempt13873-21ssh22:52:190
81580rcu_preempt0-21swapper/122:31:101
81580rcu_preempt0-21swapper/120:48:561
81580rcu_preempt0-21swapper/119:57:451
81580rcu_preempt0-21swapper/119:42:451
81580rcu_preempt0-21swapper/119:36:341
81580rcu_preempt0-21swapper/022:44:120
81580rcu_preempt0-21swapper/022:17:380
81580rcu_preempt0-21swapper/021:52:390
81580rcu_preempt0-21swapper/020:27:530
81580rcu_preempt0-21swapper/019:42:430
81580rcu_preempt0-21swapper/019:22:450
81580rcu_preempt0-21swapper/000:37:350
89450570irq/17-ehci_hcd0-21swapper/022:24:540
81570rcu_preempt16746-21egrep20:42:351
81570rcu_preempt0-21swapper/120:37:461
81570rcu_preempt0-21swapper/120:23:361
81570rcu_preempt0-21swapper/023:49:200
81560rcu_preempt21025-21kworker/0:119:07:320
81560rcu_preempt16097-21ssh22:55:350
81560rcu_preempt0-21swapper/121:04:551
81560rcu_preempt0-21swapper/023:21:240
81560rcu_preempt0-21swapper/021:34:280
81560rcu_preempt0-21swapper/020:53:590
81560rcu_preempt0-21swapper/019:47:360
147650560irq/28-eth0-rx-0-21swapper/119:47:461
81550rcu_preempt24188-21diskmemload21:28:270
81550rcu_preempt24188-21diskmemload00:20:500
81550rcu_preempt0-21swapper/119:37:471
81550rcu_preempt0-21swapper/021:07:030
81550rcu_preempt0-21swapper/020:47:450
81550rcu_preempt0-21swapper/019:52:560
81550rcu_preempt0-21swapper/019:32:460
81540rcu_preempt0-21swapper/020:02:390
81540rcu_preempt0-21swapper/000:08:550
81530rcu_preempt29022-21diskstats19:22:361
81530rcu_preempt0-21swapper/120:33:041
81530rcu_preempt0-21swapper/120:28:001
81530rcu_preempt0-21swapper/021:12:030
81530rcu_preempt0-21swapper/019:17:550
147650530irq/28-eth0-rx-41ktimersoftd/020:18:100
81520rcu_preempt0-21swapper/019:16:010
81510rcu_preempt21244-21ntp_states20:57:481
81510rcu_preempt0-21swapper/020:42:380
81510rcu_preempt0-21swapper/019:58:200
26096995047cyclictest945-21usb-storage20:16:340
81480rcu_preempt3-21ksoftirqd/020:32:480
26096994138cyclictest945-21usb-storage19:32:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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