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2025-04-21 - 07:48
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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 Mon Apr 21, 2025 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502510,0irq/46-4a1000002804-1kworker/u3:218:55:040
61229913347,0cyclictest17578-21/usr/sbin/munin21:04:420
61229912959,0cyclictest7350irq/45-4a10000022:09:010
61229912452,0cyclictest7350irq/45-4a10000021:44:490
61229912433,0cyclictest3714-21sshd20:24:290
61229912431,0cyclictest20364-21/usr/sbin/munin19:39:000
61229912414,0cyclictest812-21/usr/sbin/munin20:14:550
61229912333,0cyclictest10234-21chrt20:44:120
61229912052,0cyclictest7350irq/45-4a10000019:13:590
61229912039,0cyclictest14854-21sendmail-mta20:56:030
61229912033,0cyclictest23726-21ntpq21:25:540
61229911948,0cyclictest7350irq/45-4a10000023:39:110
61229911931,0cyclictest13739-21chrt19:19:200
61229911840,0cyclictest0-21swapper19:59:130
61229911839,0cyclictest0-21swapper19:24:220
61229911832,0cyclictest6813-21seq00:09:340
61229911744,0cyclictest12-21ksoftirqd/021:29:150
61229911742,0cyclictest0-21swapper23:04:020
61229911740,0cyclictest0-21swapper23:55:290
61229911731,0cyclictest13538-21chrt22:43:030
61229911731,0cyclictest12187-21df20:49:300
61229911640,0cyclictest0-21swapper23:50:150
61229911639,0cyclictest0-21swapper22:30:040
61229911633,0cyclictest24397-21ls19:49:380
61229911632,0cyclictest9195-21ntp_kernel_err20:39:540
61229911631,0cyclictest8274-21munin-node19:04:180
61229911631,0cyclictest16006-21ntp_kernel_err20:59:490
61229911630,0cyclictest31470-21seq20:09:550
61229911628,0cyclictest31056-21load21:49:420
61229911627,0cyclictest10792-21df00:24:230
61229911548,0cyclictest12-21ksoftirqd/023:30:080
61229911541,0cyclictest0-21swapper22:38:110
61229911539,0cyclictest0-21swapper21:38:280
61229911538,0cyclictest0-21swapper21:18:190
61229911537,0cyclictest0-21swapper00:15:320
61229911532,0cyclictest8021-21munin-node19:30:120
61229911532,0cyclictest6773-21awk18:59:420
61229911531,0cyclictest26446-21fgrep19:54:560
61229911529,0cyclictest4497-21/usr/sbin/munin22:09:500
61229911528,0cyclictest9242-21grep00:19:300
61229911528,0cyclictest21031-21irqstats19:39:440
61229911527,0cyclictest5744-21ls20:29:490
61229911439,0cyclictest0-21swapper23:02:410
61229911434,0cyclictest0-21swapper21:54:190
61229911430,0cyclictest23355-1kworker/u3:223:24:020
61229911429,0cyclictest27449-21runrttasks21:39:280
61229911427,0cyclictest22811-21runrttasks23:13:000
61229911427,0cyclictest19912-21chrt21:10:250
61229911427,0cyclictest12934-21/usr/sbin/munin19:15:010
61229911340,0cyclictest0-21swapper22:55:330
61229911330,0cyclictest2009-21sshd20:19:290
61229911327,0cyclictest66-21hwrng23:47:220
61229911319,0cyclictest14418-21meminfo22:44:490
61229911232,0cyclictest8283-21diskstats22:24:300
61229911229,0cyclictest2804-1kworker/u3:100:04:260
61229911228,0cyclictest29297-21runrttasks23:37:260
61229911224,0cyclictest29189-21egrep20:04:170
61229911222,0cyclictest7900-21users20:35:050
61229911218,0cyclictest21503-21diskstats21:19:230
61229911215,0cyclictest16134-21meminfo22:49:460
61229911212,0cyclictest22805-21meminfo19:44:460
61229911147,0cyclictest0-21swapper00:03:320
61229911132,0cyclictest7806-21modprobe22:23:570
61229911130,0cyclictest66-21hwrng23:19:090
61229910928,0cyclictest23355-1kworker/u3:223:18:420
61229910832,0cyclictest5912-21runrttasks22:17:210
61229910828,0cyclictest711-21diskstats21:59:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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