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2025-11-21 - 04:39
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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 highest latencies:
System rack9slot4.osadl.org (updated Fri Nov 21, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3270111974sleep0-21swapper/116:33:171
3317111073sleep0-21swapper/016:33:190
5350940irq/18-pch-dma29597-21tune2fs21:54:000
3566999427cyclictest0-21swapper/019:08:350
3566999256cyclictest0-21swapper/021:36:030
3566999210cyclictest0-21swapper/020:09:550
3566998966cyclictest0-21swapper/020:14:070
3566998664cyclictest0-21swapper/020:51:290
3566998664cyclictest0-21swapper/020:51:290
356699857cyclictest0-21swapper/018:34:020
3566998561cyclictest0-21swapper/018:58:540
3566998510cyclictest0-21swapper/021:11:340
356699848cyclictest0-21swapper/016:51:200
3566998411cyclictest0-21swapper/017:45:220
356699839cyclictest0-21swapper/019:13:530
356699838cyclictest0-21swapper/019:34:060
356699838cyclictest0-21swapper/018:29:030
356699829cyclictest0-21swapper/021:28:010
356699829cyclictest0-21swapper/021:19:030
356699829cyclictest0-21swapper/019:41:310
356699828cyclictest0-21swapper/016:33:440
3566998260cyclictest0-21swapper/021:43:590
3566998260cyclictest0-21swapper/021:43:590
356699819cyclictest0-21swapper/020:45:530
356699818cyclictest0-21swapper/021:51:290
356699818cyclictest0-21swapper/018:18:530
3566998172cyclictest6950irq/18-mmc020:37:070
3566998014cyclictest31ksoftirqd/018:14:020
356699799cyclictest0-21swapper/020:28:070
356699799cyclictest0-21swapper/018:48:530
356699799cyclictest0-21swapper/018:48:530
3566997969cyclictest6950irq/18-mmc020:53:580
3566997956cyclictest0-21swapper/021:04:080
3566997916cyclictest31ksoftirqd/018:42:020
3566997868cyclictest6950irq/18-mmc019:48:320
3566997857cyclictest0-21swapper/019:58:320
3566997856cyclictest0-21swapper/020:32:320
3566997855cyclictest0-21swapper/017:58:520
3566997820cyclictest27269-21/usr/sbin/munin19:04:030
3566997815cyclictest0-21swapper/021:39:040
356699779cyclictest0-21swapper/018:13:280
356699778cyclictest0-21swapper/018:53:330
356699777cyclictest0-21swapper/019:25:550
3566997757cyclictest0-21swapper/017:52:270
3566997716cyclictest0-21swapper/018:44:030
356699768cyclictest0-21swapper/016:58:450
3566997667cyclictest6950irq/18-mmc017:43:280
7050750irq/18-mmc1191ksoftirqd/121:57:341
356699759cyclictest0-21swapper/019:50:310
356699758cyclictest0-21swapper/017:33:510
3566997564cyclictest29827-21if_can020:03:580
3566997553cyclictest0-21swapper/017:26:480
6950740irq/18-mmc09237-21cat19:28:560
6950740irq/18-mmc074-21mmcqd/021:14:590
6950740irq/18-mmc030007-21ssh20:59:080
6950740irq/18-mmc00-21swapper/017:54:020
356699744cyclictest0-21swapper/018:27:530
356699743cyclictest6516-21ntp_kernel_err20:19:060
7050730irq/18-mmc1191ksoftirqd/120:41:331
356699738cyclictest0-21swapper/020:39:570
356699738cyclictest0-21swapper/016:53:500
3566997351cyclictest0-21swapper/021:31:040
356699729cyclictest0-21swapper/020:01:100
3566997263cyclictest6950irq/18-mmc017:33:280
3566997259cyclictest0-21swapper/016:43:470
3566997259cyclictest0-21swapper/016:43:470
356699724cyclictest31ksoftirqd/016:39:020
356699719cyclictest0-21swapper/018:03:520
3566997153cyclictest0-21swapper/017:13:580
1799710migration/119842-21/usr/sbin/munin17:23:531
6950700irq/18-mmc011231-21ssh18:37:531
356699708cyclictest0-21swapper/019:22:550
356699699cyclictest0-21swapper/017:08:550
6950680irq/18-mmc0191ksoftirqd/119:00:291
357799677cyclictest0-21swapper/118:38:441
356699678cyclictest0-21swapper/021:59:130
356699678cyclictest0-21swapper/017:07:450
3566996655cyclictest0-21swapper/017:18:470
357799647cyclictest0-21swapper/120:53:531
357799638cyclictest0-21swapper/116:58:451
357799638cyclictest0-21swapper/116:33:581
357799637cyclictest0-21swapper/121:47:341
357799637cyclictest0-21swapper/121:47:341
22150630irq/18-spi_topc16617-21ssh18:46:241
357799628cyclictest0-21swapper/116:38:531
357799627cyclictest0-21swapper/120:12:471
3577996223cyclictest0-21swapper/121:09:141
357799618cyclictest0-21swapper/119:45:531
357799617cyclictest0-21swapper/119:38:191
357799617cyclictest0-21swapper/118:17:331
357799617cyclictest0-21swapper/116:48:401
357799607cyclictest0-21swapper/121:31:191
3577996014cyclictest0-21swapper/117:44:021
1799600migration/16431-21/usr/sbin/munin20:19:041
357799598cyclictest0-21swapper/119:23:211
357799597cyclictest0-21swapper/121:26:411
357799597cyclictest0-21swapper/121:21:331
357799597cyclictest0-21swapper/121:01:421
3577995910cyclictest0-21swapper/118:19:031
33950590irq/43-eth0304-21snmpd18:57:111
1699590watchdog/13921-21ssh20:14:161
357799589cyclictest0-21swapper/118:48:501
357799589cyclictest0-21swapper/118:48:501
357799589cyclictest0-21swapper/117:58:561
357799588cyclictest0-21swapper/120:34:061
357799587cyclictest0-21swapper/121:59:201
357799587cyclictest0-21swapper/120:28:221
357799587cyclictest0-21swapper/119:23:561
357799586cyclictest0-21swapper/120:01:311
3577995820cyclictest0-21swapper/121:53:251
3577995810cyclictest0-21swapper/120:43:551
33950580irq/43-eth06465-21ntp_states21:14:101
1699580watchdog/123309-21/usr/sbin/munin19:54:161
357799579cyclictest0-21swapper/118:08:541
357799579cyclictest0-21swapper/116:43:591
357799579cyclictest0-21swapper/116:43:591
357799578cyclictest0-21swapper/120:32:221
357799578cyclictest0-21swapper/120:04:551
357799578cyclictest0-21swapper/117:15:101
357799578cyclictest0-21swapper/117:03:471
357799577cyclictest0-21swapper/121:43:251
357799577cyclictest0-21swapper/120:50:581
357799577cyclictest0-21swapper/120:50:581
357799577cyclictest0-21swapper/119:39:511
357799577cyclictest0-21swapper/119:15:121
357799577cyclictest0-21swapper/119:11:321
357799577cyclictest0-21swapper/117:30:281
3577995718cyclictest0-21swapper/117:54:131
3577995713cyclictest0-21swapper/117:48:441
33950570irq/43-eth026297-21ssh19:03:341
33950570irq/43-eth022307-21ssh19:51:071
33950570irq/43-eth018697-21ssh21:34:421
1699570watchdog/19519-21sh19:29:031
1699570watchdog/16343-21ntp_offset18:24:011
357799566cyclictest0-21swapper/118:29:551
357799559cyclictest0-21swapper/121:04:031
357799558cyclictest0-21swapper/118:03:561
357799558cyclictest0-21swapper/117:20:321
357799558cyclictest0-21swapper/117:08:531
357799556cyclictest0-21swapper/116:57:081
1699550watchdog/122970-21if_err_eth117:33:561
357799548cyclictest0-21swapper/117:38:521
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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