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2025-07-12 - 13:28
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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 Sat Jul 12, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21713112476sleep0-21swapper/115:05:161
21904991218cyclictest0-21swapper/015:35:570
21904991187cyclictest0-21swapper/020:25:360
21904991179cyclictest0-21swapper/020:31:170
21904991178cyclictest0-21swapper/018:21:000
21904991168cyclictest0-21swapper/017:22:200
219049911662cyclictest0-21swapper/016:35:280
21904991148cyclictest0-21swapper/019:30:330
21904991137cyclictest0-21swapper/015:55:560
21904991098cyclictest0-21swapper/015:07:160
21904991097cyclictest0-21swapper/015:15:550
20400110972sleep0-21swapper/015:04:530
21904991088cyclictest0-21swapper/016:35:580
219049910251cyclictest0-21swapper/017:40:580
21904991018cyclictest0-21swapper/019:35:370
21904991018cyclictest0-21swapper/019:35:370
2190499958cyclictest0-21swapper/016:10:580
2190499947cyclictest0-21swapper/017:45:590
2190499937cyclictest0-21swapper/015:13:210
21904999352cyclictest0-21swapper/018:18:270
2190499928cyclictest0-21swapper/017:10:590
2190499928cyclictest0-21swapper/017:10:590
2190499927cyclictest0-21swapper/017:06:040
2190499927cyclictest0-21swapper/016:26:030
21904999242cyclictest0-21swapper/017:57:260
2190499918cyclictest0-21swapper/019:34:590
2190499888cyclictest0-21swapper/020:01:070
2190499888cyclictest0-21swapper/019:07:580
21904998778cyclictest5350irq/18-pch-dma17:40:300
2190499877cyclictest0-21swapper/016:20:330
2190499858cyclictest0-21swapper/018:56:010
2190499858cyclictest0-21swapper/018:56:010
21904998554cyclictest0-21swapper/019:48:100
2190499848cyclictest0-21swapper/015:25:560
21904998473cyclictest5350irq/18-pch-dma19:50:450
6950830irq/18-mmc00-21swapper/015:50:260
2190499838cyclictest0-21swapper/017:51:000
2190499838cyclictest0-21swapper/017:31:050
2190499837cyclictest0-21swapper/016:15:580
2190499827cyclictest0-21swapper/018:42:580
6950810irq/18-mmc074-21mmcqd/020:20:510
2190499818cyclictest0-21swapper/020:17:110
2190499818cyclictest0-21swapper/018:11:070
2190499818cyclictest0-21swapper/018:01:060
2190499818cyclictest0-21swapper/018:01:060
2190499817cyclictest0-21swapper/019:02:580
6950800irq/18-mmc02328-21kworker/u4:020:08:110
2190499809cyclictest0-21swapper/020:11:220
2190499808cyclictest0-21swapper/017:01:040
2190499807cyclictest0-21swapper/018:06:020
2190499807cyclictest0-21swapper/016:41:030
2190499797cyclictest0-21swapper/016:50:580
21904997950cyclictest0-21swapper/017:25:580
2190499788cyclictest0-21swapper/016:55:590
6950770irq/18-mmc031615-21sshd19:58:050
2190499779cyclictest0-21swapper/018:50:380
2190499778cyclictest0-21swapper/016:07:440
2190499778cyclictest0-21swapper/015:41:010
2190499767cyclictest0-21swapper/018:29:380
2190499757cyclictest0-21swapper/015:55:260
21904997566cyclictest5350irq/18-pch-dma19:41:050
21904997553cyclictest0-21swapper/018:31:020
21904997546cyclictest74-21mmcqd/018:45:580
2190499748cyclictest0-21swapper/017:15:350
2190499747cyclictest0-21swapper/019:23:400
2190499747cyclictest0-21swapper/019:11:150
2190499743cyclictest22201-21latency_hist16:50:280
21904997350cyclictest0-21swapper/015:30:440
21904997348cyclictest0-21swapper/018:35:510
22150720irq/18-spi_topc191ksoftirqd/119:03:041
22150720irq/18-spi_topc191ksoftirqd/117:16:551
2190499727cyclictest0-21swapper/016:05:170
2190499727cyclictest0-21swapper/016:05:170
6950710irq/18-mmc08895-21ssh19:20:240
21904997147cyclictest0-21swapper/015:20:440
22150700irq/18-spi_topc191ksoftirqd/120:06:001
22150670irq/18-spi_topc0-21swapper/115:47:391
22150660irq/18-spi_topc0-21swapper/116:29:181
21913996511cyclictest0-21swapper/117:46:471
33950630irq/43-eth00-21swapper/119:52:171
33950630irq/43-eth00-21swapper/119:42:111
33950630irq/43-eth00-21swapper/117:38:451
2191399638cyclictest0-21swapper/116:51:001
2191399636cyclictest0-21swapper/118:57:561
2191399636cyclictest0-21swapper/118:57:561
2191399629cyclictest0-21swapper/116:10:421
1799620migration/111591-21diskmemload20:20:001
33950610irq/43-eth00-21swapper/119:45:511
33950610irq/43-eth00-21swapper/118:45:111
2191399618cyclictest0-21swapper/119:33:061
2191399618cyclictest0-21swapper/117:21:431
21913996120cyclictest0-21swapper/120:31:481
21913996112cyclictest0-21swapper/117:53:521
1699610watchdog/15004-21sh19:12:391
22150600irq/18-spi_topc2191399cyclictest18:08:221
2191399608cyclictest0-21swapper/118:48:581
2191399608cyclictest0-21swapper/118:34:421
33950590irq/43-eth03434-21aten_r9power_vo18:15:431
33950590irq/43-eth018229-21ssh19:35:501
33950590irq/43-eth018229-21ssh19:35:501
33950590irq/43-eth01799migration/117:32:561
33950590irq/43-eth013180-21timerandwakeup19:26:131
33950590irq/43-eth00-21swapper/120:12:041
2191399598cyclictest0-21swapper/118:11:141
2191399598cyclictest0-21swapper/117:44:291
21913995918cyclictest0-21swapper/116:45:431
1799590migration/117714-21/usr/sbin/munin16:35:421
1699590watchdog/11476-21ssh19:06:151
33950580irq/43-eth0304-21snmpd20:02:081
33950580irq/43-eth027981-21ssh17:06:051
33950580irq/43-eth015729-21ssh18:35:591
33950580irq/43-eth00-21swapper/118:25:311
2191399588cyclictest0-21swapper/119:59:391
2191399588cyclictest0-21swapper/118:03:021
2191399588cyclictest0-21swapper/118:03:021
2191399588cyclictest0-21swapper/117:27:161
1799580migration/19760-21/usr/sbin/munin19:20:571
1799580migration/127833-21vmstat15:21:071
1799580migration/113671-21/usr/sbin/munin16:20:541
33950570irq/43-eth08422-21ssh18:23:421
33950570irq/43-eth025083-21ssh18:51:131
33950570irq/43-eth00-21swapper/120:21:121
2191399579cyclictest0-21swapper/120:29:061
21913995713cyclictest0-21swapper/119:16:341
21913995712cyclictest0-21swapper/115:30:141
21913995711cyclictest0-21swapper/116:34:091
21913995711cyclictest0-21swapper/115:58:101
1799570migration/124823-21/usr/sbin/munin17:56:011
33950560irq/43-eth0326-21runrttasks15:50:441
33950560irq/43-eth030451-21grep17:10:521
33950560irq/43-eth030451-21grep17:10:521
2191399568cyclictest0-21swapper/115:16:011
21913995612cyclictest0-21swapper/116:44:191
21913995612cyclictest0-21swapper/115:41:341
21913995611cyclictest0-21swapper/117:05:181
21913995611cyclictest0-21swapper/116:57:201
21913995611cyclictest0-21swapper/116:17:041
2191399559cyclictest0-21swapper/115:31:051
33950540irq/43-eth022113-21head15:05:371
2191399549cyclictest0-21swapper/116:05:421
2191399549cyclictest0-21swapper/115:35:571
2191399548cyclictest0-21swapper/116:00:491
2191399548cyclictest0-21swapper/116:00:491
21913995410cyclictest0-21swapper/115:10:411
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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