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2025-11-06 - 21:01
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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 Thu Nov 06, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5878112075sleep0-21swapper/121:49:011
4617110671sleep0-21swapper/021:48:420
614999978cyclictest0-21swapper/002:41:300
6149999710cyclictest0-21swapper/001:00:520
614999959cyclictest0-21swapper/001:50:090
6149999585cyclictest6950irq/18-mmc000:04:550
6149999485cyclictest6950irq/18-mmc002:59:500
6149999485cyclictest6950irq/18-mmc001:54:190
5350940irq/18-pch-dma32739-21sh23:14:260
614999938cyclictest0-21swapper/022:09:270
614999938cyclictest0-21swapper/001:30:280
614999928cyclictest0-21swapper/023:04:140
614999918cyclictest0-21swapper/002:27:300
614999909cyclictest0-21swapper/021:49:320
614999909cyclictest0-21swapper/003:14:420
614999908cyclictest0-21swapper/022:24:540
614999908cyclictest0-21swapper/021:59:270
6149999014cyclictest31ksoftirqd/002:14:190
6149999011cyclictest0-21swapper/002:21:240
6149999010cyclictest28969-21/usr/sbin/munin00:19:310
6149998968cyclictest6950irq/18-mmc000:49:510
6149998911cyclictest0-21swapper/001:06:570
5350880irq/18-pch-dma13739-21latency_hist00:49:170
5350880irq/18-pch-dma13739-21latency_hist00:49:170
6149998775cyclictest2100-21ssh00:29:170
6149998710cyclictest0-21swapper/000:13:550
6950860irq/18-mmc01905-21ssh01:24:231
6149998663cyclictest0-21swapper/001:10:570
6149998610cyclictest0-21swapper/001:20:130
614999859cyclictest0-21swapper/023:55:030
6149998572cyclictest26439-21chrt22:54:140
614999857cyclictest0-21swapper/001:34:240
6149998510cyclictest0-21swapper/000:37:210
6149998510cyclictest0-21swapper/000:00:200
5350850irq/18-pch-dma0-21swapper/022:14:270
614999849cyclictest0-21swapper/023:29:350
6149998461cyclictest0-21swapper/002:47:000
6149998461cyclictest0-21swapper/001:40:370
6149998461cyclictest0-21swapper/001:40:370
6950830irq/18-mmc032348-21ssh03:10:311
614999839cyclictest0-21swapper/023:44:510
614999839cyclictest0-21swapper/023:44:510
614999839cyclictest0-21swapper/000:14:500
614999838cyclictest31ksoftirqd/001:49:180
614999838cyclictest0-21swapper/003:09:310
614999834cyclictest11396-21ssh02:34:550
614999829cyclictest0-21swapper/001:24:280
6149998261cyclictest0-21swapper/002:09:540
6149998241cyclictest0-21swapper/000:39:300
614999819cyclictest0-21swapper/023:02:180
614999819cyclictest0-21swapper/023:02:180
6149998172cyclictest6950irq/18-mmc001:59:550
614999816cyclictest0-21swapper/023:28:190
5350810irq/18-pch-dma7691-21/usr/sbin/munin02:29:340
614999808cyclictest0-21swapper/002:55:240
6149998010cyclictest0-21swapper/022:49:430
614999798cyclictest0-21swapper/023:39:200
6149997959cyclictest0-21swapper/023:49:450
614999788cyclictest0-21swapper/001:17:570
6149997868cyclictest6950irq/18-mmc023:35:040
6149997857cyclictest0-21swapper/000:24:260
6149997710cyclictest0-21swapper/022:04:220
614999769cyclictest0-21swapper/023:09:290
614999769cyclictest0-21swapper/002:04:340
614999768cyclictest0-21swapper/002:54:000
6149997610cyclictest0-21swapper/022:44:230
6149997610cyclictest0-21swapper/021:55:520
6950750irq/18-mmc011779-21ssh01:39:551
6950750irq/18-mmc011779-21ssh01:39:551
6149997556cyclictest0-21swapper/023:19:250
614999754cyclictest304-21snmpd00:54:170
614999749cyclictest0-21swapper/003:06:000
614999744cyclictest74-21mmcqd/022:23:530
6950730irq/18-mmc025120-21latency_hist02:04:191
6950730irq/18-mmc021488-21ssh02:53:001
614999739cyclictest0-21swapper/022:29:430
6149997363cyclictest6950irq/18-mmc022:39:280
6149997363cyclictest6950irq/18-mmc022:39:280
6950720irq/18-mmc00-21swapper/123:14:261
7050700irq/18-mmc1191ksoftirqd/123:56:201
7050700irq/18-mmc10-21swapper/102:38:591
614999708cyclictest0-21swapper/022:34:170
6950670irq/18-mmc010033-21dmesg23:44:391
6950670irq/18-mmc010033-21dmesg23:44:391
6950670irq/18-mmc00-21swapper/100:07:251
615499668cyclictest0-21swapper/102:14:581
615499668cyclictest0-21swapper/100:39:511
615499658cyclictest0-21swapper/122:09:511
22150640irq/18-spi_topc0-21swapper/123:13:181
615499638cyclictest0-21swapper/102:34:171
6154996310cyclictest0-21swapper/102:04:521
615499628cyclictest0-21swapper/100:50:421
615499627cyclictest0-21swapper/101:23:511
6154996219cyclictest0-21swapper/123:05:441
615499618cyclictest0-21swapper/121:49:421
615499618cyclictest0-21swapper/100:20:511
615499618cyclictest0-21swapper/100:17:541
33950610irq/43-eth018185-21ssh01:51:011
615499608cyclictest0-21swapper/123:50:541
615499608cyclictest0-21swapper/101:12:101
33950600irq/43-eth06161-21ssh02:25:571
615499598cyclictest0-21swapper/102:09:331
615499598cyclictest0-21swapper/101:14:591
615499598cyclictest0-21swapper/100:37:571
6154995912cyclictest0-21swapper/100:59:291
6154995911cyclictest0-21swapper/100:29:311
33950590irq/43-eth0672-21ssh00:25:191
33950590irq/43-eth025457-21crond01:09:161
615499587cyclictest0-21swapper/101:31:251
615499586cyclictest0-21swapper/102:42:401
6154995811cyclictest0-21swapper/103:04:411
33950580irq/43-eth09927-21ssh01:37:291
33950580irq/43-eth018703-21ssh02:48:241
33950580irq/43-eth013377-21ssh00:48:131
33950580irq/43-eth013377-21ssh00:48:131
1799580migration/19444-21/usr/sbin/munin21:59:261
1799580migration/12454-21/usr/sbin/munin23:19:401
615499578cyclictest0-21swapper/100:03:221
615499577cyclictest0-21swapper/122:26:381
615499577cyclictest0-21swapper/101:54:261
33950570irq/43-eth026702-21ssh03:01:091
33950570irq/43-eth023656-21ssh02:55:481
33950570irq/43-eth023035-21/usr/sbin/munin00:09:351
33950570irq/43-eth01820-21ssh02:19:331
1799570migration/123772-21/usr/sbin/munin22:44:351
1799570migration/117120-21/usr/sbin/munin00:54:551
615499568cyclictest0-21swapper/123:24:381
615499568cyclictest0-21swapper/121:54:421
615499567cyclictest0-21swapper/122:49:321
33950560irq/43-eth02947-21ssh03:15:511
33950560irq/43-eth015621-21ssh01:47:041
615499558cyclictest0-21swapper/123:39:521
615499558cyclictest0-21swapper/122:29:411
615499558cyclictest0-21swapper/122:19:391
615499558cyclictest0-21swapper/122:14:421
6154995510cyclictest0-21swapper/122:04:551
1799550migration/128888-21ntp_kernel_pll_22:59:441
1799550migration/128888-21ntp_kernel_pll_22:59:441
615499549cyclictest0-21swapper/122:54:261
615499549cyclictest0-21swapper/122:39:281
615499549cyclictest0-21swapper/122:39:281
615499548cyclictest0-21swapper/123:34:521
615499548cyclictest0-21swapper/123:29:301
615499548cyclictest0-21swapper/122:34:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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