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2025-11-28 - 02:14
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack4slot2.osadl.org (updated Fri Nov 28, 2025 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502820,0irq/46-4a1000008793-1kworker/u3:219:04:190
105369912740,0cyclictest12266-21/usr/sbin/munin20:44:060
105369912533,0cyclictest12634-21runrttasks22:19:200
105369912529,0cyclictest25246-21seq22:58:160
105369912527,0cyclictest19447-21zcat00:15:050
105369912430,0cyclictest1070-21runrttasks20:13:100
105369912333,0cyclictest3285-21fw_forwarded_lo20:18:420
105369912328,0cyclictest27493-21chrt21:28:570
105369912234,0cyclictest31160-21switchtime20:05:050
105369912234,0cyclictest15370-21/usr/sbin/munin19:18:580
105369912230,0cyclictest24196-21cat00:29:180
105369912211,0cyclictest22903-21chrt21:15:160
105369912145,0cyclictest7350irq/45-4a10000020:38:300
105369912134,0cyclictest31207-21switchtime21:39:090
105369912132,0cyclictest3398-21fw_conntrack21:53:410
105369912132,0cyclictest22548-21ls19:39:060
105369912131,0cyclictest23878-21fw_forwarded_lo21:18:420
105369912130,0cyclictest18131-21munin-run21:03:050
105369912128,0cyclictest8401-21runrttasks20:33:380
105369912127,0cyclictest7042-21kernelversion23:38:470
105369912127,0cyclictest15136-21chrt20:53:330
105369912033,0cyclictest14194-21seq19:15:200
105369912032,0cyclictest13913-21irqstats23:58:480
105369912031,0cyclictest25781-21processes19:49:020
105369912030,0cyclictest1825-21fw_forwarded_lo23:23:420
105369912010,0cyclictest7310-21/usr/sbin/munin20:29:140
105369911947,0cyclictest12-21ksoftirqd/019:23:190
105369911945,0cyclictest24562-21runrttasks19:45:540
105369911939,0cyclictest1899-21/usr/sbin/munin21:48:580
105369911937,0cyclictest0-21swapper23:33:210
105369911933,0cyclictest4965-21fschecks_time20:23:380
105369911933,0cyclictest21890-21wc00:23:070
105369911933,0cyclictest21563-21runrttasks22:47:190
105369911932,0cyclictest27657-21ls19:54:050
105369911932,0cyclictest16019-21/usr/sbin/munin22:29:110
105369911931,0cyclictest21235-21runrttasks21:10:430
105369911931,0cyclictest12379-21proc_pri23:53:590
105369911931,0cyclictest11049-21runrttasks23:49:270
105369911930,0cyclictest21353-21runrttasks19:37:490
105369911930,0cyclictest19389-21runrttasks19:30:440
105369911930,0cyclictest18479-21cstates21:03:260
105369911929,0cyclictest20333-21aten_r4power_vo00:18:250
105369911927,0cyclictest8724-21chrt22:09:260
105369911911,0cyclictest30711-21fschecks_count23:13:340
105369911910,0cyclictest29376-21chrt23:09:000
105369911840,0cyclictest19781-21runrttasks22:41:430
105369911836,0cyclictest0-21swapper22:48:370
105369911835,0cyclictest16970-21df_inode22:33:310
105369911829,0cyclictest29994-21/usr/sbin/munin20:03:060
105369911828,0cyclictest17504-21ntpq00:09:000
105369911827,0cyclictest32014-21/usr/sbin/munin20:08:260
105369911737,0cyclictest32505-21fschecks_time23:18:360
105369911730,0cyclictest25954-21grep21:24:050
105369911729,0cyclictest32153-21sshd21:43:240
105369911728,0cyclictest9277-21grep23:44:090
105369911727,0cyclictest29195-21/usr/sbin/munin21:33:560
105369911634,0cyclictest26710-21seq00:36:300
105369911632,0cyclictest27269-21chrt23:03:310
105369911626,0cyclictest14087-21/usr/sbin/munin20:49:250
105369911611,0cyclictest16225-21seq00:04:360
105369911534,0cyclictest3052-21/usr/sbin/munin23:28:260
105369911531,0cyclictest10628-21cat19:08:100
105369911530,0cyclictest24993-21seq22:57:250
105369911527,0cyclictest6998-21chrt22:03:550
105369911436,0cyclictest0-21swapper21:58:190
105369911429,0cyclictest13667-21fschecks_time22:23:380
105369911414,0cyclictest10315-21irqstats22:13:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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