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2025-03-22 - 17:20
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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 Sat Mar 22, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
221501290irq/18-spi_topc0-21swapper/117:42:021
221501290irq/18-spi_topc0-21swapper/117:42:021
147119912610cyclictest0-21swapper/018:14:340
14711991229cyclictest0-21swapper/022:53:070
14711991188cyclictest0-21swapper/022:09:060
14711991168cyclictest0-21swapper/021:38:550
147119911610cyclictest0-21swapper/021:31:400
14711991148cyclictest0-21swapper/018:36:350
14711991118cyclictest0-21swapper/019:52:520
14088110771sleep0-21swapper/017:42:080
14088110771sleep0-21swapper/017:42:080
147119910410cyclictest0-21swapper/017:42:570
14711991019cyclictest0-21swapper/022:32:520
14711991019cyclictest0-21swapper/018:57:010
14711991009cyclictest0-21swapper/020:13:330
14711991008cyclictest0-21swapper/019:33:370
1471199998cyclictest0-21swapper/021:06:390
1471199988cyclictest0-21swapper/021:51:050
1471199979cyclictest0-21swapper/022:16:060
1471199969cyclictest0-21swapper/019:51:370
1471199968cyclictest0-21swapper/018:18:030
14711999673cyclictest0-21swapper/020:28:030
22150950irq/18-spi_topc1471999cyclictest20:17:331
1471199958cyclictest0-21swapper/019:43:010
14711999572cyclictest0-21swapper/019:13:010
14711999568cyclictest0-21swapper/023:10:060
1471199947cyclictest0-21swapper/021:26:390
1471199938cyclictest0-21swapper/023:03:170
1471199929cyclictest0-21swapper/022:26:410
14711999210cyclictest0-21swapper/017:55:590
1471199919cyclictest0-21swapper/022:47:540
1471199919cyclictest0-21swapper/018:08:300
1471199918cyclictest0-21swapper/018:02:590
1471199909cyclictest0-21swapper/018:58:160
14711999011cyclictest0-21swapper/020:58:050
6950890irq/18-mmc00-21swapper/022:47:380
1471199899cyclictest0-21swapper/017:57:580
1471199899cyclictest0-21swapper/017:57:580
1471199897cyclictest0-21swapper/019:02:510
14719998842cyclictest977-21/usr/sbin/munin20:42:571
1471199889cyclictest0-21swapper/017:47:580
14711998864cyclictest0-21swapper/020:08:030
14719998745cyclictest5720-21sshd18:58:311
1471199877cyclictest0-21swapper/022:37:470
14711998710cyclictest0-21swapper/019:28:120
1471199868cyclictest0-21swapper/018:38:100
14719998544cyclictest30298-21unixbench_multi20:28:331
14719998540cyclictest4093-21unixbench_multi18:53:311
1471199859cyclictest0-21swapper/022:29:420
1471199858cyclictest0-21swapper/020:52:350
14711998510cyclictest0-21swapper/021:53:210
14719998443cyclictest23936-21sshd20:06:321
1471199848cyclictest0-21swapper/018:51:350
14719998342cyclictest13894-21unixbench_multi19:28:311
1471199839cyclictest0-21swapper/020:32:380
1471199837cyclictest0-21swapper/021:36:400
14711998314cyclictest0-21swapper/021:20:040
14719998245cyclictest25290-21/usr/sbin/munin20:08:341
14719998244cyclictest20346-21ntpq17:58:141
14719998244cyclictest20346-21ntpq17:58:141
14719998243cyclictest22337-21aten_r9power_po22:07:501
1471199828cyclictest0-21swapper/020:42:350
14719998145cyclictest18169-21/usr/sbin/munin21:48:321
14719998143cyclictest326-21runrttasks21:31:581
1471199818cyclictest0-21swapper/022:58:080
1471199818cyclictest0-21swapper/020:43:090
14719998045cyclictest2645-21/usr/sbin/munin22:53:391
14719998044cyclictest5233-21/usr/sbin/munin23:07:491
14719998044cyclictest31646-21ntp_states20:33:071
14719998044cyclictest14450-21/usr/sbin/munin21:33:081
14719998044cyclictest11834-21/usr/sbin/munin19:22:521
14719998044cyclictest11379-21ntp_states21:23:141
14719998043cyclictest28504-21/usr/sbin/munin20:23:011
14719998043cyclictest2736-21ntp_states20:48:091
14719998042cyclictest18013-21/usr/sbin/munin19:42:591
14719998041cyclictest20859-21cpu22:02:451
1471199809cyclictest0-21swapper/021:08:440
1471199808cyclictest0-21swapper/021:57:400
14711998067cyclictest1337-21latency_hist18:47:310
14711998057cyclictest0-21swapper/022:19:090
14719997947cyclictest24442-21/usr/sbin/munin22:13:021
14719997947cyclictest22014-21ps18:03:291
14719997946cyclictest5579-21/usr/sbin/munin21:02:441
14719997946cyclictest304-21snmpd19:18:041
14719997945cyclictest304-21snmpd18:13:291
14719997944cyclictest8599-21aten_r9power_po21:12:471
14719997944cyclictest26329-21/usr/sbin/munin18:17:561
14719997944cyclictest19009-21diskstats21:52:541
14719997943cyclictest31199-21/usr/sbin/munin18:33:021
14719997943cyclictest21648-21/usr/sbin/munin19:53:281
14719997942cyclictest26044-21cstates22:22:471
14719997942cyclictest2269-21/usr/sbin/munin18:48:031
14719997941cyclictest8028-21date21:08:321
14719997941cyclictest15032-21expr17:42:441
14719997940cyclictest8245-21basename19:07:551
14719997940cyclictest14597-21cstates19:32:471
14719997847cyclictest326-21runrttasks23:03:001
14719997843cyclictest6753-21if_eth019:03:001
14719997843cyclictest3181-21chrt22:58:441
14719997843cyclictest28268-21/usr/sbin/munin22:28:351
14719997842cyclictest413-21perl18:42:521
14719997842cyclictest31751-21/usr/sbin/munin22:43:041
14719997842cyclictest29047-21/usr/sbin/munin22:32:501
14719997842cyclictest23341-21/usr/sbin/munin18:07:591
14719997842cyclictest20197-21/usr/sbin/munin19:48:331
14719997842cyclictest17953-21/usr/sbin/munin17:52:411
14719997842cyclictest17341-21sshd19:42:311
14719997842cyclictest10677-21chrt19:17:301
14719997841cyclictest3644-21cstates20:52:511
14719997841cyclictest17532-21/usr/sbin/munin17:48:291
14719997840cyclictest27257-21/usr/sbin/munin18:22:571
14719997840cyclictest16591-21ps21:43:261
14719997833cyclictest307781sleep22:42:361
1471199788cyclictest0-21swapper/018:28:150
14719997743cyclictest304-21snmpd21:40:211
14719997742cyclictest304-21snmpd22:48:151
14719997742cyclictest304-21snmpd21:00:021
1471199778cyclictest0-21swapper/018:23:100
1471199773cyclictest7-21rcu_preempt21:17:350
6950760irq/18-mmc08277-21if_err_can019:07:560
14719997642cyclictest32106-21chrt18:40:331
14719997641cyclictest304-21snmpd20:00:441
14719997640cyclictest29098-21diskstats18:27:501
1471199768cyclictest0-21swapper/020:27:340
1471199766cyclictest0-21swapper/020:55:040
14711997654cyclictest0-21swapper/020:02:370
14711997611cyclictest0-21swapper/021:46:400
14711997610cyclictest0-21swapper/019:22:010
14719997542cyclictest304-21snmpd22:18:111
14711997566cyclictest6950irq/18-mmc019:23:110
14719997445cyclictest27254-21sshd20:18:001
1471199749cyclictest0-21swapper/022:05:460
1471199748cyclictest0-21swapper/019:37:370
14719997340cyclictest304-21snmpd22:02:341
1471199728cyclictest0-21swapper/019:58:370
14719997138cyclictest304-21snmpd20:40:101
1471199718cyclictest0-21swapper/020:18:030
14719996738cyclictest304-21snmpd21:19:561
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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