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2026-01-18 - 20:00
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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Default latency plot of shadow in rack #3, slot #5

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Eltec
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack3slot5s.osadl.org (updated Sun Jan 18, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2966421510sleep02124050irq/29-eth0_g0_11:24:440
130621420chrt2124050irq/29-eth0_g0_09:29:051
143702740chrt2124150irq/30-eth0_g0_12:34:361
8072720sleep02124150irq/30-eth0_g0_09:25:030
94132710sleep12124150irq/30-eth0_g0_12:14:361
121700ksoftirqd/12124150irq/30-eth0_g0_11:47:470
119522700sleep02124150irq/30-eth0_g0_12:24:420
119522700sleep02124150irq/30-eth0_g0_12:24:420
121610ksoftirqd/12124150irq/30-eth0_g0_11:03:430
152472560sleep12124050irq/29-eth0_g0_10:24:521
121520ksoftirqd/12124150irq/30-eth0_g0_09:14:331
121500ksoftirqd/12124150irq/30-eth0_g0_11:36:580
90282480sleep12124150irq/30-eth0_g0_07:39:371
122742480sleep02124150irq/30-eth0_g0_10:13:050
121480ksoftirqd/12124050irq/29-eth0_g0_09:58:251
2124050470irq/29-eth0_g0_121ksoftirqd/110:09:361
121470ksoftirqd/12124050irq/29-eth0_g0_09:48:471
121470ksoftirqd/12124050irq/29-eth0_g0_09:48:471
2124050460irq/29-eth0_g0_0-21swapper/109:29:531
121460ksoftirqd/12124050irq/29-eth0_g0_11:27:551
2124150450irq/30-eth0_g0_121ksoftirqd/109:39:531
2124050450irq/29-eth0_g0_2449-21memory11:44:511
121450ksoftirqd/12124050irq/29-eth0_g0_11:19:511
121450ksoftirqd/12124050irq/29-eth0_g0_10:23:021
121450ksoftirqd/12124050irq/29-eth0_g0_09:38:491
121450ksoftirqd/12124050irq/29-eth0_g0_08:30:001
2124050440irq/29-eth0_g0_4701kworker/1:112:35:381
2124050440irq/29-eth0_g0_121ksoftirqd/112:19:481
2124150430irq/30-eth0_g0_121ksoftirqd/112:22:560
121430ksoftirqd/12124150irq/30-eth0_g0_12:04:531
121430ksoftirqd/12124150irq/30-eth0_g0_09:59:471
121430ksoftirqd/12124150irq/30-eth0_g0_09:39:010
121430ksoftirqd/12124150irq/30-eth0_g0_09:22:141
121430ksoftirqd/12124050irq/29-eth0_g0_11:06:231
121420ksoftirqd/12124150irq/30-eth0_g0_11:03:321
121420ksoftirqd/12124050irq/29-eth0_g0_12:25:361
121420ksoftirqd/12124050irq/29-eth0_g0_12:25:361
4322410sleep12124150irq/30-eth0_g0_11:35:271
2124150410irq/30-eth0_g0_28893-21diskmemload11:59:460
2124150410irq/30-eth0_g0_13-21kworker/0:110:43:220
2124050410irq/29-eth0_g0_470-21kworker/1:111:59:151
2124050410irq/29-eth0_g0_31ksoftirqd/011:29:500
2124050410irq/29-eth0_g0_121ksoftirqd/108:37:361
121410ksoftirqd/12124150irq/30-eth0_g0_11:10:521
121410ksoftirqd/12124050irq/29-eth0_g0_10:15:061
121410ksoftirqd/12124050irq/29-eth0_g0_07:04:571
218462400sleep02124050irq/29-eth0_g0_10:50:170
2124150400irq/30-eth0_g0_15551-21cat12:39:360
2124150400irq/30-eth0_g0_13-21kworker/0:112:13:280
2124150400irq/30-eth0_g0_13-21kworker/0:109:22:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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