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2025-12-02 - 22:08
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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 376 highest latencies:
System rack9slot4.osadl.org (updated Tue Dec 02, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5231991248cyclictest0-21swapper/010:15:230
5019112397sleep0-21swapper/104:49:321
5231991203cyclictest2849-21cut06:25:120
52319911265cyclictest74-21mmcqd/004:54:390
5231991118cyclictest0-21swapper/007:45:240
52319910962cyclictest0-21swapper/009:26:270
52319910751cyclictest16048-21sh06:59:420
3729110763sleep0-21swapper/004:49:110
5231991069cyclictest0-21swapper/009:00:290
5231991068cyclictest0-21swapper/008:24:460
52319910570cyclictest5350irq/18-pch-dma06:50:220
5231991057cyclictest0-21swapper/005:55:010
52319910557cyclictest11957-21sh09:38:110
5231991053cyclictest29904-21sshd08:18:040
5231991048cyclictest0-21swapper/009:55:340
5231991047cyclictest0-21swapper/006:59:440
5231991043cyclictest7152-21df04:54:530
5231991038cyclictest0-21swapper/007:49:500
5231991037cyclictest0-21swapper/009:31:410
52319910368cyclictest74-21mmcqd/007:35:230
5231991033cyclictest24649-21latency_hist08:09:450
52319910314cyclictest4058-21/usr/sbin/munin08:30:090
5231991019cyclictest0-21swapper/007:27:580
5231991018cyclictest0-21swapper/006:04:410
5231991008cyclictest0-21swapper/008:45:260
5231991007cyclictest0-21swapper/008:10:330
5231991007cyclictest0-21swapper/006:15:110
523199999cyclictest0-21swapper/007:29:560
523199998cyclictest0-21swapper/005:15:010
523199997cyclictest0-21swapper/009:54:470
5231999955cyclictest74-21mmcqd/007:40:230
523199994cyclictest12575-21latency_hist09:39:470
523199993cyclictest30127-21latency_hist06:09:410
523199993cyclictest18956-21latency_hist07:04:430
523199993cyclictest18956-21latency_hist07:04:430
523199978cyclictest18590-21latency_hist08:54:460
523199978cyclictest0-21swapper/009:17:220
523199978cyclictest0-21swapper/008:57:420
523199977cyclictest0-21swapper/007:58:140
523199973cyclictest22458-21/usr/sbin/munin05:45:100
5231999710cyclictest0-21swapper/008:39:460
523199967cyclictest0-21swapper/006:34:590
523199957cyclictest0-21swapper/004:59:560
523199954cyclictest304-21snmpd10:14:490
523199954cyclictest27070-21ssh09:08:560
523199948cyclictest0-21swapper/007:20:280
523199933cyclictest326-21runrttasks05:25:250
5231999310cyclictest0-21swapper/007:18:320
5231999310cyclictest0-21swapper/007:18:320
523199924cyclictest74-21mmcqd/009:24:470
5231999210cyclictest0-21swapper/008:40:030
523199917cyclictest0-21swapper/007:10:230
523199917cyclictest0-21swapper/007:10:230
523199917cyclictest0-21swapper/006:10:110
5231999163cyclictest74-21mmcqd/005:44:410
523199914cyclictest25553-21timerandwakeup10:00:300
523199913cyclictest30959-21sshd08:20:030
523199913cyclictest29343-21ssh10:07:360
523199913cyclictest10824-21needreboot05:05:090
523199913cyclictest10824-21needreboot05:05:090
523199908cyclictest0-21swapper/005:19:590
523199908cyclictest0-21swapper/005:10:410
523199907cyclictest0-21swapper/006:45:170
523199907cyclictest0-21swapper/006:40:110
523199903cyclictest207671sleep05:39:290
7050890irq/18-mmc1524299cyclictest07:25:031
523199895cyclictest18365-21latency_hist09:49:470
523199893cyclictest28780-21grep09:10:300
523199888cyclictest0-21swapper/006:20:210
523199885cyclictest22150irq/18-spi_topc08:00:000
523199863cyclictest5025-21/usr/sbin/munin06:30:200
523199858cyclictest0-21swapper/005:50:100
523199849cyclictest0-21swapper/005:32:040
33950680irq/43-eth016827-21/usr/sbin/munin08:50:271
1799680migration/13261-21runrttasks09:23:281
33950670irq/43-eth01799migration/109:05:241
5242996625cyclictest0-21swapper/106:05:191
5242996519cyclictest0-21swapper/105:25:071
22150650irq/18-spi_topc524299cyclictest07:17:071
22150650irq/18-spi_topc524299cyclictest07:17:071
524299638cyclictest0-21swapper/109:46:251
22150630irq/18-spi_topc524299cyclictest06:29:051
524299628cyclictest0-21swapper/107:48:341
524299627cyclictest0-21swapper/109:12:071
5242996218cyclictest0-21swapper/109:27:021
33950620irq/43-eth025347-21/usr/sbin/munin10:00:221
22150620irq/18-spi_topc524299cyclictest06:11:301
1421516230sleep524299cyclictest08:45:381
524299619cyclictest0-21swapper/104:50:041
524299618cyclictest0-21swapper/107:36:041
33950610irq/43-eth031550-21/usr/sbin/munin10:10:311
33950610irq/43-eth031274-21/usr/sbin/munin09:15:171
33950610irq/43-eth01422-21sh08:25:021
22150610irq/18-spi_topc524299cyclictest08:42:091
22150610irq/18-spi_topc524299cyclictest08:11:081
22150610irq/18-spi_topc524299cyclictest05:01:281
524299608cyclictest0-21swapper/109:32:531
524299608cyclictest0-21swapper/107:55:491
524299608cyclictest0-21swapper/107:03:541
5242996038cyclictest0-21swapper/108:08:331
5242996012cyclictest0-21swapper/106:20:141
5242996011cyclictest0-21swapper/106:39:571
33950600irq/43-eth00-21swapper/106:51:101
22150600irq/18-spi_topc524299cyclictest07:41:001
22150600irq/18-spi_topc524299cyclictest06:39:301
22150600irq/18-spi_topc524299cyclictest05:54:051
524299598cyclictest0-21swapper/108:21:201
524299598cyclictest0-21swapper/107:09:221
524299598cyclictest0-21swapper/107:09:221
33950590irq/43-eth0304-21snmpd09:51:541
524299587cyclictest0-21swapper/108:03:571
524299586cyclictest0-21swapper/108:18:171
5242995819cyclictest0-21swapper/110:15:271
33950580irq/43-eth04060-21/usr/sbin/munin08:29:561
524299578cyclictest0-21swapper/109:38:011
524299577cyclictest0-21swapper/107:11:241
524299577cyclictest0-21swapper/107:11:241
5242995710cyclictest0-21swapper/109:02:431
33950570irq/43-eth07520-21/usr/sbin/munin04:55:041
33950570irq/43-eth0304-21snmpd06:00:161
33950570irq/43-eth017905-21aten2.4-expect05:29:511
22150570irq/18-spi_topc524299cyclictest09:40:221
524299569cyclictest0-21swapper/105:45:131
524299569cyclictest0-21swapper/105:15:081
524299568cyclictest0-21swapper/105:35:281
524299567cyclictest0-21swapper/108:38:391
33950560irq/43-eth028526-21/usr/sbin/munin07:20:081
33950560irq/43-eth00-21swapper/107:50:021
22150560irq/18-spi_topc524299cyclictest09:57:221
1799560migration/11769-21fschecks_count07:30:051
524299559cyclictest0-21swapper/108:55:221
524299559cyclictest0-21swapper/106:55:261
524299559cyclictest0-21swapper/105:40:071
524299559cyclictest0-21swapper/105:20:181
524299559cyclictest0-21swapper/105:06:171
524299559cyclictest0-21swapper/105:06:171
524299558cyclictest0-21swapper/110:07:041
5242995510cyclictest0-21swapper/105:55:241
524299549cyclictest0-21swapper/106:14:541
524299539cyclictest0-21swapper/106:47:541
524299539cyclictest0-21swapper/106:31:491
524299529cyclictest0-21swapper/105:10:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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