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2026-02-05 - 08:10
[ 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.
Unexpectedly long latencies may be caused by SMIs
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 50 highest latencies:
System rack1slot2.osadl.org (updated Thu Feb 05, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2919824837,0sleep00-21swapper/019:12:390
2930623627,0sleep20-21swapper/219:13:572
2916823525,0sleep10-21swapper/119:12:201
2860623329,0sleep30-21swapper/319:09:543
339960,0migration/34744-21latency_hist20:49:313
339960,0migration/34433-21sh21:47:423
339960,0migration/330733-21taskset22:04:023
339960,0migration/329178-21kthreadcore23:54:493
339960,0migration/320476-21sh21:39:403
29815060,0irq/29-eth0-tx-19151-21munin-node20:14:570
29805060,0irq/28-eth0-rx-6386-21munin-node21:49:463
29805060,0irq/28-eth0-rx-24914-21munin-node23:34:473
29805060,0irq/28-eth0-rx-13934-21proc_pri23:24:513
294229960,0cyclictest0-21swapper/123:37:311
294219960,0cyclictest0-21swapper/021:53:020
149960,0migration/027024-21kthreadcore23:14:480
4150,0ktimersoftd/00-21swapper/021:29:320
339950,0migration/38964-21irqcore22:09:473
339950,0migration/34883-21aten_r1power_vo20:04:423
339950,0migration/34205-21kthreadcore20:24:483
339950,0migration/331332-21taskset23:19:353
339950,0migration/330317-21munin-node19:59:443
339950,0migration/329848-21sh00:30:273
339950,0migration/329584-21taskset20:41:013
339950,0migration/329046-21timerandwakeup19:54:553
339950,0migration/327207-21munin-node19:34:463
339950,0migration/325990-21idleruntime-cro21:24:313
339950,0migration/321901-21kthreadcore22:34:523
339950,0migration/320948-21cpuspeed_turbos00:09:433
339950,0migration/318688-21taskset19:29:243
339950,0migration/318625-21taskset20:11:153
339950,0migration/317461-21irqcore22:14:483
339950,0migration/317381-21sh23:47:063
339950,0migration/315682-21kthreadcore21:54:473
339950,0migration/315665-21taskset00:42:563
339950,0migration/314072-21latency_hist23:09:313
339950,0migration/314064-21munin-node19:44:493
339950,0migration/313527-21irqrtprio00:04:483
339950,0migration/310540-21taskset00:01:023
339950,0migration/310362-21kthreadcore20:29:483
329950,0watchdog/37937-21kthreadcore21:29:503
329950,0watchdog/35645-21python00:34:583
329950,0watchdog/34030-21sh00:15:543
329950,0watchdog/327505-21munin-node20:19:493
329950,0watchdog/323239-21cut20:14:533
329950,0watchdog/317284-21sh22:32:143
329950,0watchdog/315084-21python21:14:543
329950,0watchdog/310441-21grep20:49:503
329950,0watchdog/30-21swapper/322:54:463
29815050,0irq/29-eth0-tx-8767-21if_err_eth123:24:452
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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