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2025-11-17 - 21:37
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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 Mon Nov 17, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26754991276cyclictest2288-21chrt04:13:390
26430112679sleep0-21swapper/102:08:021
267549912274cyclictest74-21mmcqd/007:34:160
267549912274cyclictest74-21mmcqd/007:34:160
26754991153cyclictest6290-21open_inodes04:19:160
267549911517cyclictest3610-21latency_hist02:38:320
267549911314cyclictest33950irq/43-eth004:39:040
26754991087cyclictest0-21swapper/003:58:340
26754991083cyclictest309991sleep04:04:050
221501080irq/18-spi_topc2675499cyclictest07:30:420
69501060irq/18-mmc025394-21cpu02:07:450
26754991068cyclictest0-21swapper/004:33:390
26754991068cyclictest0-21swapper/004:33:390
26754991067cyclictest0-21swapper/006:19:050
26754991053cyclictest20869-21aten_r9power_cu03:33:450
26754991048cyclictest0-21swapper/006:48:390
267549910463cyclictest31165-21latency_hist05:58:370
26754991028cyclictest0-21swapper/006:59:050
267549910219cyclictest25421-21latency_hist03:48:330
26754991019cyclictest0-21swapper/005:23:360
26754991008cyclictest0-21swapper/006:33:390
26754991008cyclictest0-21swapper/006:17:450
26754999950cyclictest0-21swapper/004:30:160
26754999950cyclictest0-21swapper/004:30:160
2675499994cyclictest17868-21timerandwakeup05:34:190
26754999920cyclictest0-21swapper/002:56:090
26754999912cyclictest550-21latency_hist02:28:310
2675499988cyclictest0-21swapper/007:11:210
2675499979cyclictest0-21swapper/006:39:040
2675499979cyclictest0-21swapper/004:53:580
2675499979cyclictest0-21swapper/004:53:580
2675499978cyclictest0-21swapper/002:43:480
26754999773cyclictest0-21swapper/006:51:450
2675499967cyclictest0-21swapper/007:19:000
2675499967cyclictest0-21swapper/003:19:140
2675499965cyclictest4838-21latency_hist05:13:360
26754999625cyclictest20883-21sshd06:35:000
2675499959cyclictest0-21swapper/006:03:590
2675499957cyclictest0-21swapper/005:26:480
2675499948cyclictest0-21swapper/004:10:060
26754999456cyclictest74-21mmcqd/005:53:370
2675499943cyclictest895-21rm06:01:260
2675499939cyclictest0-21swapper/003:13:490
2675499938cyclictest0-21swapper/006:54:140
26754999316cyclictest5447-21ntp_states07:04:160
2675499929cyclictest0-21swapper/007:23:400
2675499929cyclictest0-21swapper/005:14:210
2675499928cyclictest7552-21latency_hist06:13:380
2675499928cyclictest0-21swapper/007:18:220
2675499919cyclictest0-21swapper/004:23:570
2675499918cyclictest0-21swapper/005:43:590
26754999120cyclictest28120-21sshd02:11:070
2675499909cyclictest0-21swapper/004:52:360
2675499909cyclictest0-21swapper/003:59:060
2675499909cyclictest0-21swapper/003:23:530
26754999010cyclictest0-21swapper/005:39:080
2675499893cyclictest25982-21fschecks_time03:48:550
26754998910cyclictest0-21swapper/006:24:060
2675499889cyclictest0-21swapper/005:03:520
2675499887cyclictest0-21swapper/004:44:080
26754998862cyclictest74-21mmcqd/005:29:070
26754998710cyclictest0-21swapper/004:59:040
26754998710cyclictest0-21swapper/004:59:040
2675499868cyclictest0-21swapper/003:39:040
2675499868cyclictest0-21swapper/002:58:490
26754998610cyclictest0-21swapper/003:08:480
2675499857cyclictest0-21swapper/003:06:390
26754998561cyclictest0-21swapper/002:14:030
2675499848cyclictest0-21swapper/002:18:470
26754998462cyclictest0-21swapper/003:28:450
2675499838cyclictest0-21swapper/002:48:490
2675499838cyclictest0-21swapper/002:34:090
26754998355cyclictest0-21swapper/002:32:430
7050740irq/18-mmc12676599cyclictest06:24:091
22150700irq/18-spi_topc2676599cyclictest03:48:451
33950640irq/43-eth022478-21ssh04:48:081
33950640irq/43-eth013325-21ssh05:27:461
22150640irq/18-spi_topc2676599cyclictest03:44:461
2676599639cyclictest0-21swapper/104:10:271
22150630irq/18-spi_topc2676599cyclictest04:48:421
33950620irq/43-eth012534-21ssh04:29:411
33950620irq/43-eth012534-21ssh04:29:411
2676599626cyclictest0-21swapper/106:13:021
26765996212cyclictest0-21swapper/102:34:111
33950610irq/43-eth028996-21ssh04:58:571
33950610irq/43-eth028996-21ssh04:58:571
2676599618cyclictest0-21swapper/107:36:511
2676599618cyclictest0-21swapper/107:36:511
26765996113cyclictest0-21swapper/102:24:001
26765996110cyclictest0-21swapper/103:03:461
22150610irq/18-spi_topc2676599cyclictest05:54:151
22150610irq/18-spi_topc2676599cyclictest03:20:151
2676599609cyclictest0-21swapper/107:19:421
2676599609cyclictest0-21swapper/102:08:591
26765996023cyclictest0-21swapper/105:38:031
26765996010cyclictest0-21swapper/105:44:191
22150600irq/18-spi_topc2676599cyclictest05:23:181
1699600watchdog/11045-21sh06:57:381
33950590irq/43-eth06783-21ssh04:19:571
33950590irq/43-eth029934-21ssh06:50:481
22150590irq/18-spi_topc2676599cyclictest06:45:331
1799590migration/121413-21/usr/sbin/munin03:34:061
33950580irq/43-eth026595-21memory04:54:101
33950580irq/43-eth026595-21memory04:54:101
33950580irq/43-eth010880-21ssh04:28:261
33950580irq/43-eth00-21swapper/106:16:371
2676599589cyclictest0-21swapper/102:54:131
2676599588cyclictest0-21swapper/106:34:201
2676599587cyclictest0-21swapper/102:13:411
26765995811cyclictest0-21swapper/104:39:161
26765995810cyclictest0-21swapper/107:16:201
26765995810cyclictest0-21swapper/105:59:061
1799580migration/15512-21fschecks_count05:14:111
1799580migration/14495-21/usr/sbin/munin02:39:031
1799580migration/113910-21/usr/sbin/munin03:09:041
1699580watchdog/19959-21/usr/sbin/munin02:58:431
33950570irq/43-eth03804-21ssh05:10:331
33950570irq/43-eth02366-21ssh04:13:471
33950570irq/43-eth022252-21ssh06:38:431
33950570irq/43-eth022030-21ssh05:42:311
33950570irq/43-eth019870-21uname07:29:111
33950570irq/43-eth015282-21ssh05:29:551
33950570irq/43-eth00-21swapper/106:20:291
2676599579cyclictest0-21swapper/104:04:001
2676599579cyclictest0-21swapper/102:44:141
33950560irq/43-eth04628-21ssh07:03:561
33950560irq/43-eth028250-21ssh05:53:361
33950560irq/43-eth02376-21ssh06:04:031
33950560irq/43-eth019745-21fschecks_time03:28:561
33950560irq/43-eth016414-21ssh07:23:561
33950560irq/43-eth01554-21ssh06:58:501
33950560irq/43-eth015368-21ssh04:34:271
33950560irq/43-eth015368-21ssh04:34:271
33950560irq/43-eth01300-21ssh05:06:481
2676599568cyclictest0-21swapper/103:24:051
26765995610cyclictest0-21swapper/102:28:561
33950550irq/43-eth018240-21ssh06:30:501
2676599559cyclictest0-21swapper/103:38:581
2676599558cyclictest0-21swapper/103:59:111
2676599558cyclictest0-21swapper/102:18:501
2676599557cyclictest0-21swapper/103:53:381
26765995510cyclictest0-21swapper/102:48:441
33950540irq/43-eth016137-21ls03:18:331
2676599539cyclictest0-21swapper/107:09:401
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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