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2025-10-16 - 14:11
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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 Thu Oct 16, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28327112161sleep0-21swapper/122:14:011
284069911332cyclictest30129-21/usr/sbin/munin02:54:500
284069911232cyclictest12343-21if_err_can000:34:340
284069911229cyclictest0-21swapper/000:54:070
284069911229cyclictest0-21swapper/000:54:070
284069911129cyclictest25593-21latency_hist23:49:060
284069911125cyclictest0-21swapper/003:14:260
28406991109cyclictest0-21swapper/001:02:580
284069910832cyclictest13092-21latency_hist23:09:040
69501070irq/18-mmc07677-21ssh02:17:231
28166110670sleep0-21swapper/022:13:450
284069910536cyclictest568-21sh00:14:320
284069910531cyclictest74-21mmcqd/001:59:090
284069910531cyclictest20920-21latency_hist23:34:050
284069910433cyclictest30699-21latency_hist00:09:060
284069910334cyclictest5235-21latency_hist03:09:120
284069910234cyclictest12058-21kernelversion03:19:410
284069910230cyclictest1271-21idleruntime22:29:270
284069910226cyclictest0-21swapper/000:23:260
284069910210cyclictest0-21swapper/022:34:370
284069910192cyclictest6950irq/18-mmc001:05:280
284069910131cyclictest18671-21needreboot23:24:350
284069910077cyclictest0-21swapper/003:38:590
284069910034cyclictest15284-21ntp_kernel_pll_02:29:450
284069910034cyclictest15284-21ntp_kernel_pll_02:29:450
284069910031cyclictest326-21runrttasks02:06:350
284069910029cyclictest27079-21latency_hist23:54:050
284069910023cyclictest0-21swapper/022:54:320
28406999978cyclictest0-21swapper/003:03:370
28406999977cyclictest0-21swapper/001:23:590
28406999944cyclictest14616-21latency_hist23:14:040
28406999931cyclictest18383-21latency00:44:370
28406999910cyclictest0-21swapper/022:25:010
28406999834cyclictest0-21swapper/002:14:100
28406999828cyclictest0-21swapper/002:44:250
28406999824cyclictest0-21swapper/023:40:200
2840699979cyclictest0-21swapper/001:29:340
28406999727cyclictest0-21swapper/002:36:570
28406999722cyclictest0-21swapper/001:49:090
28406999718cyclictest8552-21sh01:24:090
28406999717cyclictest0-21swapper/000:58:080
2840699968cyclictest0-21swapper/001:09:450
28406999638cyclictest3508-21kernelversion01:14:400
28406999633cyclictest0-21swapper/022:49:040
28406999632cyclictest30454-21ssh01:59:500
28406999529cyclictest31796-21unixbench_multi00:09:410
28406999528cyclictest4209-21ssh03:06:120
2840699949cyclictest0-21swapper/022:59:360
28406999483cyclictest6950irq/18-mmc002:29:100
28406999437cyclictest9870-21threads00:29:470
28406999429cyclictest3426-21load02:09:400
28406999352cyclictest32188-21diskmemload03:41:110
28406999330cyclictest30204-21latency_hist00:04:060
28406999328cyclictest5276-21latency_hist22:44:030
28406999227cyclictest17251-21latency_hist01:39:090
28406999224cyclictest0-21swapper/023:49:350
28406999222cyclictest22979-21latency_hist02:44:100
28406999210cyclictest0-21swapper/023:14:380
2840699918cyclictest0-21swapper/003:30:150
2840699918cyclictest0-21swapper/003:30:150
28406999121cyclictest26059-21latency_hist01:54:090
2840699908cyclictest0-21swapper/023:34:450
28406999070cyclictest0-21swapper/022:20:050
28406999020cyclictest16646-21sh00:41:560
2840699897cyclictest0-21swapper/023:21:450
28406998920cyclictest74-21mmcqd/002:19:150
2840699888cyclictest0-21swapper/001:39:480
2840699878cyclictest0-21swapper/003:24:420
28406998777cyclictest6950irq/18-mmc002:49:450
6950840irq/18-mmc027714-21ssh02:50:501
28406998459cyclictest0-21swapper/000:24:210
28406998412cyclictest0-21swapper/022:49:120
28406998412cyclictest0-21swapper/022:49:120
2840699828cyclictest0-21swapper/022:14:350
28418996919cyclictest0-21swapper/101:49:341
2841899658cyclictest0-21swapper/123:59:471
2841899648cyclictest0-21swapper/123:39:411
28418996427cyclictest0-21swapper/100:26:461
1799640migration/122662-21sh00:52:231
1799640migration/122662-21sh00:52:231
1799630migration/14148-21unixbench_singl00:19:501
2841899628cyclictest0-21swapper/123:49:441
28418996252cyclictest191ksoftirqd/103:39:311
33950610irq/43-eth08214-21sshd01:23:291
33950610irq/43-eth00-21swapper/101:13:551
28418996127cyclictest0-21swapper/103:17:281
28418996110cyclictest0-21swapper/100:39:321
1799610migration/15782-21fschecks_count03:09:371
33950600irq/43-eth018195-21kernelversion01:39:391
2841899609cyclictest0-21swapper/103:24:511
2841899609cyclictest0-21swapper/101:14:371
1799600migration/18098-21/usr/sbin/munin22:49:431
1799600migration/18098-21/usr/sbin/munin22:49:431
7050590irq/18-mmc114738-21/usr/sbin/munin23:14:191
33950590irq/43-eth029655-21fschecks_count01:04:281
33950590irq/43-eth029248-21cstates02:54:251
2841899599cyclictest0-21swapper/123:09:211
2841899598cyclictest0-21swapper/102:24:471
2841899596cyclictest0-21swapper/101:45:071
28418995947cyclictest191ksoftirqd/100:56:281
33950580irq/43-eth029458-21df01:59:231
33950580irq/43-eth026550-21cpuspeed00:59:221
33950580irq/43-eth018019-21fschecks_time00:44:291
33950580irq/43-eth01799migration/101:54:091
33950580irq/43-eth010651-21chrt00:31:351
2841899588cyclictest0-21swapper/103:08:371
2841899588cyclictest0-21swapper/103:03:141
2841899588cyclictest0-21swapper/102:11:371
1799580migration/130880-21/usr/sbin/munin22:19:331
1799580migration/122021-21/usr/sbin/munin23:34:431
1799580migration/11382-21/usr/sbin/munin22:29:291
6950570irq/18-mmc018993-21sh02:36:071
33950570irq/43-eth011206-21wc03:19:121
2841899579cyclictest0-21swapper/123:24:291
2841899579cyclictest0-21swapper/122:39:331
2841899579cyclictest0-21swapper/103:34:261
2841899579cyclictest0-21swapper/102:07:311
2841899578cyclictest0-21swapper/101:26:591
2841899577cyclictest0-21swapper/102:29:201
2841899577cyclictest0-21swapper/102:29:201
28418995712cyclictest0-21swapper/122:34:411
28418995710cyclictest0-21swapper/102:21:521
1799570migration/1516-21/usr/sbin/munin00:14:311
1799570migration/117798-21idleruntime03:29:451
1799570migration/117798-21idleruntime03:29:451
1699570watchdog/114484-21/usr/sbin/munin01:34:361
33950560irq/43-eth021440-21ssh02:39:531
2841899569cyclictest0-21swapper/123:54:311
2841899569cyclictest0-21swapper/123:04:361
2841899569cyclictest0-21swapper/101:29:431
2841899568cyclictest0-21swapper/123:44:291
2841899568cyclictest0-21swapper/102:44:141
2841899568cyclictest0-21swapper/100:34:541
1799560migration/16371-21/usr/sbin/munin22:44:431
1799560migration/120111-21/usr/sbin/munin23:29:291
1799560migration/110077-21/usr/sbin/munin22:59:141
1699560watchdog/128833-21fschecks_count22:14:221
2841899559cyclictest0-21swapper/100:09:271
2841899558cyclictest0-21swapper/122:24:441
1799550migration/116606-21fschecks_count23:19:251
2841899549cyclictest0-21swapper/122:54:211
28418995115cyclictest0-21swapper/100:07:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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