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2026-02-20 - 11:16
[ 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: 50 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 rack4slot2.osadl.org (updated Fri Feb 20, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502470,0irq/46-4a10000014483-1kworker/u3:219:06:420
279212887,0sleep027932-21sort19:38:500
178082877,0sleep017834-21wc22:18:280
141772870,0sleep011370-1kworker/u3:020:33:210
7450860,0irq/46-4a100000460-21snmpd00:35:470
7450860,0irq/46-4a10000030985-21seq22:57:590
7450860,0irq/46-4a10000029908-21ls22:53:320
7450860,0irq/46-4a10000012332-21ls20:28:090
7350860,0irq/45-4a10000010613-21chrt23:33:050
7450850,0irq/46-4a100000460-21snmpd19:48:500
7450850,0irq/46-4a10000028231-21timerwakeupswit21:13:340
7350850,0irq/45-4a1000005492-21fw_conntrack21:43:060
7350850,0irq/45-4a1000001618-21munin-node21:32:450
39362859,0sleep03937-21meminfo21:38:150
288852857,0sleep028922-21cut19:42:380
7450840,0irq/46-4a100000460-21snmpd19:33:420
7450840,0irq/46-4a10000018717-21/usr/sbin/munin22:23:090
7450840,0irq/46-4a10000017387-21fschecks_time23:53:000
7450840,0irq/46-4a10000010362-21cstates21:57:490
292712840,0sleep026821-1kworker/u3:121:17:550
7450830,0irq/46-4a1000006179-21chrt23:18:570
7450830,0irq/46-4a100000460-21snmpd19:23:260
7450830,0irq/46-4a100000460-21snmpd19:13:190
7450830,0irq/46-4a10000032671-21seq19:52:580
7450830,0irq/46-4a10000024778-21timerandwakeup19:28:300
7450830,0irq/46-4a10000023796-21grep00:12:380
7450830,0irq/46-4a100000218542sleep000:06:250
7450830,0irq/46-4a10000020275-21debian-sa120:52:340
7450830,0irq/46-4a10000016095-21zcat20:38:270
7450830,0irq/46-4a10000014312-21open_files23:43:250
7450830,0irq/46-4a10000012379-21/usr/sbin/munin22:03:090
7450830,0irq/46-4a10000011920-21aten_r4power_en23:37:440
7350830,0irq/45-4a10000029445-21chrt00:28:090
7450820,0irq/46-4a1000008769-21diskstats20:17:590
7450820,0irq/46-4a1000007338-21chrt20:13:190
7450820,0irq/46-4a1000003924-21meminfo20:03:160
7450820,0irq/46-4a1000003201-1kworker/u3:020:07:420
7450820,0irq/46-4a10000027276-21chrt22:47:440
7450820,0irq/46-4a10000023653-21runrttasks22:37:220
7450820,0irq/46-4a10000021144-21proc_pri20:53:270
7450820,0irq/46-4a10000021077-21ntpq22:28:210
7450820,0irq/46-4a10000018572-21latency_hist20:47:350
7450820,0irq/46-4a10000016666-21df_abs19:07:530
7450820,0irq/46-4a10000014021-21fw_conntrack22:08:060
7450820,0irq/46-4a10000010242-21wget20:22:460
7350820,0irq/45-4a1000008582-21grep23:27:500
7350820,0irq/45-4a10000024369-21irqstats22:38:110
7350820,0irq/45-4a10000023064-21ls00:08:320
7350820,0irq/45-4a10000021069-21/usr/sbin/munin19:18:220
7450810,0irq/46-4a1000009355-21switchtime21:53:310
7450810,0irq/46-4a1000006735-21chrt21:47:430
7450810,0irq/46-4a1000003355-21aten_r4power_en23:12:460
7450810,0irq/46-4a10000032467-21aten_r4power_po23:02:470
7450810,0irq/46-4a10000032077-1kworker/u3:121:28:590
7450810,0irq/46-4a10000031797-21runrttasks21:23:560
7450810,0irq/46-4a10000028017-21proc_pri00:23:260
7450810,0irq/46-4a10000025953-21tune2fs22:43:010
7450810,0irq/46-4a10000025862-21df_abs00:17:540
7450810,0irq/46-4a10000022644-21irqstats20:58:100
7450810,0irq/46-4a1000002085-21fw_packets19:58:090
7450810,0irq/46-4a10000016683-1kworker/u3:223:58:210
7450810,0irq/46-4a10000015530-21df_abs23:47:540
7450810,0irq/46-4a10000015261-21date22:12:390
254092810,0chrt24984-1kworker/u3:221:07:340
16284998157,0cyclictest0-21swapper21:07:480
7450800,0irq/46-4a1000006713-21grep23:22:380
7450800,0irq/46-4a1000002138-21interrupts23:08:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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