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2026-09-09 - 11:59
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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 the highest latencies:
System rack4slot2.osadl.org (updated Wed Sep 09, 2026 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502420,0irq/46-4a1000006382-1kworker/u3:019:08:260
66069912739,0cyclictest26766-21/usr/sbin/munin23:15:310
66069912249,0cyclictest12-21ksoftirqd/019:50:110
66069912242,0cyclictest21500-21fw_conntrack23:00:180
66069912240,0cyclictest17538-21latency_hist21:14:490
66069912239,0cyclictest16339-21fschecks_time00:20:130
66069912152,0cyclictest7350irq/45-4a10000020:05:270
66069912132,0cyclictest2571-21diskstats23:40:110
66069912130,0cyclictest29524-21/usr/sbin/munin20:14:560
66069912040,0cyclictest0-21swapper20:33:540
66069912033,0cyclictest11074-21fschecks_count20:55:110
66069912032,0cyclictest10761-21hostname19:19:560
66069911950,0cyclictest12-21ksoftirqd/022:00:250
66069911947,0cyclictest7350irq/45-4a10000023:25:240
66069911938,0cyclictest19558-21df_abs19:45:030
66069911934,0cyclictest13245-21processes19:25:370
66069911839,0cyclictest13423-21switchtime00:10:420
66069911831,0cyclictest6079-21fw_conntrack20:40:160
66069911831,0cyclictest12090-21runrttasks00:07:250
66069911829,0cyclictest9493-21fw_conntrack19:15:340
66069911744,0cyclictest7350irq/45-4a10000022:05:030
66069911743,0cyclictest24264-21runrttasks21:34:390
66069911743,0cyclictest0-21swapper21:09:430
66069911740,0cyclictest27884-21aten_r4power_en21:44:560
66069911740,0cyclictest0-21swapper21:35:320
66069911735,0cyclictest4376-21fschecks_time23:45:140
66069911731,0cyclictest22220-21chrt21:26:450
66069911728,0cyclictest438-21snmpd23:20:120
66069911642,0cyclictest0-21swapper00:30:320
66069911638,0cyclictest0-21swapper22:34:240
66069911631,0cyclictest31498-21runrttasks23:30:020
66069911630,0cyclictest31585-21/usr/sbin/munin21:55:140
66069911628,0cyclictest31666-21grep20:20:130
66069911538,0cyclictest17717-21aten_r4power_vo22:50:020
66069911532,0cyclictest9711-21memory00:00:290
66069911530,0cyclictest9613-21irqstats22:25:270
66069911529,0cyclictest7373-21/usr/sbin/munin20:44:580
66069911529,0cyclictest25543-21runrttasks20:01:090
66069911529,0cyclictest20420-21runrttasks21:20:570
66069911529,0cyclictest16305-21fw_conntrack19:35:170
66069911529,0cyclictest15595-21runrttasks22:43:220
66069911529,0cyclictest14600-21fw_forwarded_lo19:30:170
66069911528,0cyclictest15470-21runrttasks00:17:080
66069911526,0cyclictest17321-21seq21:13:490
66069911513,0cyclictest22948-21runrttasks23:05:020
66069911447,0cyclictest7350irq/45-4a10000023:35:240
66069911433,0cyclictest6822-21aten_r4power_vo19:10:000
66069911431,0cyclictest24981-21grep23:10:240
66069911431,0cyclictest18273-21ntpq19:40:340
66069911429,0cyclictest18924-21runrttasks00:27:180
66069911421,0cyclictest7899-21irqstats23:55:230
66069911421,0cyclictest1408-21/usr/sbin/munin20:25:420
66069911346,0cyclictest12-21ksoftirqd/021:50:100
66069911342,0cyclictest29166-21runrttasks20:13:000
66069911339,0cyclictest5966-21fschecks_count22:15:130
66069911329,0cyclictest27444-21seq21:42:330
66069911326,0cyclictest8780-21runrttasks22:23:300
66069911311,0cyclictest13864-21chrt22:38:170
66069911229,0cyclictest9213-21/usr/sbin/munin20:50:010
66069911227,0cyclictest20523-21runrttasks22:56:480
66069911215,0cyclictest21372-21df_inode00:35:090
66069911211,0cyclictest13207-21pluginstate21:00:370
66069911141,0cyclictest12-21ksoftirqd/020:35:390
66069911138,0cyclictest7350irq/45-4a10000019:55:110
66069911129,0cyclictest6185-21/usr/sbin/munin23:50:220
66069911128,0cyclictest16472-21wc22:45:220
66069911022,0cyclictest5087-21seq22:11:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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