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2025-11-24 - 15:38
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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 Nov 24, 2025 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745011810,0irq/46-4a10000024001-1kworker/u3:207:04:500
258099913043,0cyclictest30302-21/usr/sbin/munin07:18:410
258099912740,0cyclictest23794-21/usr/sbin/munin10:08:530
258099912439,0cyclictest0-21swapper10:16:470
258099912343,0cyclictest18165-21/usr/sbin/munin09:53:220
258099912151,0cyclictest0-21swapper09:18:150
258099912149,0cyclictest0-21swapper08:09:080
258099912144,0cyclictest0-21swapper10:23:490
258099912142,0cyclictest0-21swapper08:03:230
258099912141,0cyclictest0-21swapper10:51:110
258099912139,0cyclictest0-21swapper12:18:160
258099912139,0cyclictest0-21swapper09:27:140
258099912048,0cyclictest7350irq/45-4a10000011:23:300
258099912041,0cyclictest2891-21latency_hist12:18:140
258099912041,0cyclictest0-21swapper08:46:440
258099912041,0cyclictest0-21swapper08:35:180
258099912039,0cyclictest0-21swapper08:38:240
258099912032,0cyclictest11017-21runrttasks07:57:560
258099912031,0cyclictest6280-21idleruntime-cro12:28:110
258099911951,0cyclictest0-21swapper11:53:290
258099911947,0cyclictest0-21swapper09:10:030
258099911940,0cyclictest0-21swapper12:37:070
258099911939,0cyclictest0-21swapper08:25:020
258099911939,0cyclictest0-21swapper07:08:380
258099911938,0cyclictest0-21swapper11:52:110
258099911938,0cyclictest0-21swapper09:03:520
258099911931,0cyclictest25807-21cyclictest07:51:110
258099911926,0cyclictest3412-21irqstats10:43:560
258099911839,0cyclictest0-21swapper12:31:090
258099911838,0cyclictest0-21swapper10:19:150
258099911838,0cyclictest0-21swapper07:13:310
258099911836,0cyclictest0-21swapper07:39:170
258099911834,0cyclictest31545-21runrttasks10:31:310
258099911748,0cyclictest7350irq/45-4a10000007:43:320
258099911746,0cyclictest7350irq/45-4a10000008:54:040
258099911741,0cyclictest0-21swapper11:16:500
258099911734,0cyclictest1543-21runrttasks10:38:450
258099911732,0cyclictest0-21swapper10:54:300
258099911725,0cyclictest9610-21sed09:28:200
258099911716,0cyclictest21607-21apt10:03:230
258099911648,0cyclictest0-21swapper11:18:550
258099911647,0cyclictest0-21swapper12:03:210
258099911642,0cyclictest0-21swapper07:31:070
258099911639,0cyclictest0-21swapper10:59:390
258099911638,0cyclictest0-21swapper07:59:550
258099911633,0cyclictest789-21seq09:02:170
258099911632,0cyclictest0-21swapper07:25:040
258099911624,0cyclictest2069-21kworker/0:110:00:090
258099911546,0cyclictest12-21ksoftirqd/009:44:490
258099911537,0cyclictest0-21swapper11:43:080
258099911534,0cyclictest0-21swapper10:34:000
258099911437,0cyclictest0-21swapper07:33:310
258099911435,0cyclictest0-21swapper09:38:290
258099911435,0cyclictest0-21swapper09:21:550
258099911435,0cyclictest0-21swapper08:48:390
258099911434,0cyclictest0-21swapper11:44:110
258099911427,0cyclictest10868-21runrttasks11:04:410
258099911422,0cyclictest30074-21runrttasks12:02:270
258099911420,0cyclictest20507-1kworker/u3:211:34:090
258099911344,0cyclictest0-21swapper08:28:220
258099911342,0cyclictest7350irq/45-4a10000011:08:280
258099911332,0cyclictest32530-21runrttasks12:09:140
258099911332,0cyclictest11941-21runrttasks09:34:010
258099911235,0cyclictest19645-21cron08:23:110
258099911229,0cyclictest0-21swapper11:30:110
258099911216,0cyclictest16573-21df08:13:350
258099911213,0cyclictest17074-21meminfo09:49:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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