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2026-02-04 - 16:41
[ 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 Wed Feb 04, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
89850800irq/17-ehci_hcd945-21usb-storage11:33:101
81750rcu_preempt12031-21ssh12:37:471
81750rcu_preempt0-21swapper/111:28:181
81740rcu_preempt563-21/usr/sbin/munin07:12:391
81740rcu_preempt0-21swapper/107:11:491
81720rcu_preempt19518-21ssh10:48:551
81710rcu_preempt5731-1kworker/1:2H09:35:581
81710rcu_preempt32667-21switchtime07:07:490
81710rcu_preempt31005-21diskmemload11:06:420
81710rcu_preempt30158-21rm12:12:311
81710rcu_preempt0-21swapper/011:12:430
81710rcu_preempt0-21swapper/009:37:380
81710rcu_preempt0-21swapper/008:22:440
81700rcu_preempt32626-21ssh09:13:340
81700rcu_preempt0-21swapper/108:47:411
81700rcu_preempt0-21swapper/011:56:500
81700rcu_preempt0-21swapper/011:47:130
147950700irq/31-eth0-tx-32669-1kworker/0:0H11:38:140
81690rcu_preempt31005-21diskmemload10:44:071
81690rcu_preempt29093-21diskstats11:07:380
81690rcu_preempt21427-21ssh09:52:431
81690rcu_preempt1994-21df_abs09:17:391
81690rcu_preempt0-21swapper/109:50:431
81690rcu_preempt0-21swapper/108:07:231
81690rcu_preempt0-21swapper/108:07:231
81690rcu_preempt0-21swapper/009:50:490
81690rcu_preempt0-21swapper/008:32:380
81690rcu_preempt0-21swapper/007:57:440
81680rcu_preempt1409-21switchtime12:17:511
81680rcu_preempt0-21swapper/112:32:381
81680rcu_preempt0-21swapper/110:41:581
81680rcu_preempt0-21swapper/110:08:091
81680rcu_preempt0-21swapper/109:13:571
81680rcu_preempt0-21swapper/012:06:360
81670rcu_preempt4684-21ssh10:22:350
81670rcu_preempt32165-21ssh10:12:430
81670rcu_preempt3-21ksoftirqd/009:27:340
81670rcu_preempt3-21ksoftirqd/009:27:340
81670rcu_preempt28813-21df_abs09:02:381
81670rcu_preempt28644-21munin-run11:07:241
81670rcu_preempt0-21swapper/112:04:261
81670rcu_preempt0-21swapper/111:42:011
81670rcu_preempt0-21swapper/109:31:191
81670rcu_preempt0-21swapper/109:31:191
81670rcu_preempt0-21swapper/010:43:580
81660rcu_preempt6687-21ssh11:26:181
81660rcu_preempt23540-21apt-get08:42:360
81660rcu_preempt0-21swapper/112:23:411
81660rcu_preempt0-21swapper/111:53:351
81660rcu_preempt0-21swapper/012:17:060
81660rcu_preempt0-21swapper/011:22:520
81650rcu_preempt0-21swapper/111:14:081
81650rcu_preempt0-21swapper/109:44:471
81640rcu_preempt6654-21ssh10:25:361
81640rcu_preempt6258-21grep07:32:431
81640rcu_preempt0-21swapper/110:27:501
81640rcu_preempt0-21swapper/110:00:581
81640rcu_preempt0-21swapper/109:00:591
81640rcu_preempt0-21swapper/012:38:440
81630rcu_preempt2530-21ps11:17:471
81630rcu_preempt23550-21cpu08:42:371
81630rcu_preempt23137-21ssh10:56:591
81630rcu_preempt0-21swapper/112:29:301
81630rcu_preempt0-21swapper/110:02:491
81630rcu_preempt0-21swapper/010:57:400
81630rcu_preempt0-21swapper/009:36:560
81630rcu_preempt0-21swapper/008:57:420
81630rcu_preempt0-21swapper/008:37:490
81630rcu_preempt0-21swapper/008:03:290
81630rcu_preempt0-21swapper/008:03:290
81620rcu_preempt25814-21ssh11:02:081
81620rcu_preempt15083-21ssh09:41:351
81620rcu_preempt0-21swapper/111:51:571
81620rcu_preempt0-21swapper/009:52:560
81610rcu_preempt8172-21ssh11:27:490
81610rcu_preempt22108-21ssh11:57:251
81610rcu_preempt0-21swapper/108:17:501
81610rcu_preempt0-21swapper/012:17:500
81610rcu_preempt0-21swapper/011:49:000
81600rcu_preempt5226-21ssh12:25:570
81600rcu_preempt3899-21ssh10:20:331
81600rcu_preempt28699-21ssh12:08:011
81600rcu_preempt15260-21ssh11:42:411
81600rcu_preempt10789-21ssh12:36:370
81600rcu_preempt0-21swapper/111:09:311
81600rcu_preempt0-21swapper/108:52:411
81600rcu_preempt0-21swapper/007:12:360
81590rcu_preempt6546-21ssh09:25:330
81590rcu_preempt6473-21diskmemload09:25:171
81590rcu_preempt12686-21ssh10:37:280
81590rcu_preempt0-21swapper/110:33:591
81590rcu_preempt0-21swapper/107:23:561
81580rcu_preempt4102-21ssh11:21:530
81580rcu_preempt11918-21ssh11:35:540
81580rcu_preempt11647-21ssh10:34:280
81580rcu_preempt0-21swapper/110:13:091
81580rcu_preempt0-21swapper/108:37:501
81580rcu_preempt0-21swapper/108:33:521
81580rcu_preempt0-21swapper/108:22:521
81580rcu_preempt0-21swapper/108:12:471
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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