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2025-12-09 - 23:49
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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 100 highest latencies:
System rack9slot4.osadl.org (updated Tue Dec 09, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10315114278sleep0-21swapper/109:04:111
106019911941cyclictest4002-21sshd13:30:010
106019911737cyclictest21377-21diskmemload13:59:590
106019911635cyclictest8537-21ssh14:34:320
221501150irq/18-spi_topc1060199cyclictest09:14:230
106019911337cyclictest5574-21/usr/sbin/munin10:29:560
106019911336cyclictest0-21swapper/011:29:270
106019911334cyclictest21455-21latency_hist11:14:270
106019911334cyclictest21455-21latency_hist11:14:270
10421111273sleep0-21swapper/009:04:190
106019911038cyclictest10272-21chrt10:45:010
106019911033cyclictest9835-21cpuspeed11:49:430
106019911030cyclictest0-21swapper/009:54:510
106019910936cyclictest25423-21grep09:49:540
106019910933cyclictest15546-21latency_hist11:04:270
106019910838cyclictest29689-21sh14:14:470
106019910834cyclictest20016-21diskmemload12:06:030
106019910736cyclictest1532-21chrt13:25:130
106019910729cyclictest0-21swapper/010:04:550
106019910631cyclictest2643-21latency_hist14:24:320
106019910532cyclictest23815-21ls13:09:310
106019910435cyclictest15311-21sshd11:59:280
106019910431cyclictest27844-21diskmemload14:10:280
106019910430cyclictest3886-21expr10:25:010
106019910430cyclictest11743-21latency_hist13:44:320
106019910331cyclictest31786-21grep10:09:570
106019910331cyclictest28064-21memory12:20:010
10601991028cyclictest0-21swapper/012:38:300
106019910236cyclictest21623-21runrttasks11:14:420
106019910231cyclictest29609-21latency_hist13:19:300
106019910176cyclictest0-21swapper/011:31:320
1060199998cyclictest0-21swapper/011:04:590
10601999934cyclictest3313-21latency_hist12:34:290
10601999932cyclictest19201-21rt-features13:00:100
10601999929cyclictest0-21swapper/010:54:260
10610999813cyclictest0-21swapper/109:39:561
10601999837cyclictest787-21sh11:34:280
10601999830cyclictest26713-21latency_hist13:14:310
10601999824cyclictest0-21swapper/012:19:050
1060199978cyclictest0-21swapper/012:57:300
10601999731cyclictest326-21runrttasks12:52:050
10601999727cyclictest0-21swapper/010:04:250
10601999633cyclictest23116-21latency_hist09:44:250
10601999632cyclictest23036-21latency_hist09:44:250
10601999628cyclictest18305-21sh12:04:290
10601999434cyclictest6325-21latency_hist12:39:300
10601999430cyclictest0-21swapper/010:15:000
1060199938cyclictest0-21swapper/012:09:350
10601999336cyclictest7537-21sshd11:44:580
10601999325cyclictest0-21swapper/010:34:500
10601999320cyclictest32183-21kworker/u4:210:39:590
10601999210cyclictest0-21swapper/009:04:400
1060199919cyclictest0-21swapper/011:39:580
1060199918cyclictest0-21swapper/011:19:530
10601999130cyclictest20478-21cut13:59:320
10601999122cyclictest9936-21grep12:44:550
1060199909cyclictest0-21swapper/009:22:590
1060199908cyclictest0-21swapper/014:25:010
1060199898cyclictest0-21swapper/010:50:020
1060199898cyclictest0-21swapper/009:34:590
10601998944cyclictest6527-21fschecks_count13:34:540
10601998838cyclictest12385-21fschecks_time13:44:550
10601998830cyclictest0-21swapper/014:08:130
10601998830cyclictest0-21swapper/014:08:130
10601998675cyclictest6950irq/18-mmc013:24:310
10601998634cyclictest30187-21aten_r9power_po12:24:410
1060199849cyclictest0-21swapper/010:19:560
1060199838cyclictest0-21swapper/009:29:540
10601998323cyclictest74-21mmcqd/009:24:590
10601998232cyclictest0-21swapper/013:49:380
1061099779cyclictest0-21swapper/114:19:541
10601997543cyclictest304-21snmpd09:15:410
22150660irq/18-spi_topc1061099cyclictest12:55:051
22150660irq/18-spi_topc1061099cyclictest12:51:051
22150650irq/18-spi_topc1061099cyclictest11:44:281
22150640irq/18-spi_topc1061099cyclictest09:54:001
33950630irq/43-eth00-21swapper/113:28:141
33950620irq/43-eth028226-21latency11:24:581
22150620irq/18-spi_topc1061099cyclictest11:33:291
10610996113cyclictest0-21swapper/113:17:171
33950600irq/43-eth021585-21/usr/sbin/munin14:00:051
22150600irq/18-spi_topc1061099cyclictest11:14:271
22150600irq/18-spi_topc1061099cyclictest11:14:271
1061099609cyclictest0-21swapper/110:04:451
1061099607cyclictest0-21swapper/113:04:001
10610996011cyclictest0-21swapper/109:20:051
33950590irq/43-eth08534-21ssh13:38:401
33950590irq/43-eth017738-21aten_r9power_en13:54:421
22150590irq/18-spi_topc1061099cyclictest09:59:251
1799590migration/17442-21kernelversion11:44:571
1799590migration/122136-21/usr/sbin/munin12:09:581
1061099599cyclictest0-21swapper/114:31:571
1061099598cyclictest0-21swapper/112:16:091
1061099597cyclictest0-21swapper/112:30:251
6950580irq/18-mmc01061099cyclictest09:35:591
22150580irq/18-spi_topc1061099cyclictest11:49:431
1061099589cyclictest0-21swapper/112:05:111
1061099589cyclictest0-21swapper/111:00:251
1061099589cyclictest0-21swapper/110:54:571
1061099589cyclictest0-21swapper/110:10:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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