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2026-05-03 - 16:11
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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 100 highest latencies:
System rack4slot2.osadl.org (updated Sun May 03, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502050,0irq/45-4a10000028560-21runrttasks07:04:340
286739912640,0cyclictest1026-21/usr/sbin/munin12:00:460
286739912543,0cyclictest0-21swapper09:40:340
286739912442,0cyclictest0-21swapper07:10:020
286739912432,0cyclictest5937-21/usr/sbin/munin09:05:280
286739912430,0cyclictest5786-21fschecks_count07:30:190
286739912341,0cyclictest7172-21/usr/sbin/munin09:09:590
286739912340,0cyclictest0-21swapper10:33:410
286739912252,0cyclictest0-21swapper07:59:560
286739912252,0cyclictest0-21swapper07:25:210
286739912250,0cyclictest12-21ksoftirqd/008:05:240
286739912241,0cyclictest0-21swapper11:05:260
286739912241,0cyclictest0-21swapper10:57:580
286739912240,0cyclictest26079-21/usr/sbin/munin10:05:010
286739912150,0cyclictest7350irq/45-4a10000008:55:150
286739912150,0cyclictest0-21swapper08:42:030
286739912141,0cyclictest9990-21runrttasks12:26:360
286739912141,0cyclictest0-21swapper10:35:100
286739912140,0cyclictest0-21swapper12:09:550
286739912140,0cyclictest0-21swapper09:30:540
286739912139,0cyclictest0-21swapper07:38:100
286739912138,0cyclictest0-21swapper08:39:480
286739912135,0cyclictest0-21swapper07:21:290
286739912040,0cyclictest0-21swapper11:00:400
286739912040,0cyclictest0-21swapper10:15:550
286739912040,0cyclictest0-21swapper07:15:140
286739912039,0cyclictest32421-21runrttasks10:23:080
286739912037,0cyclictest0-21swapper11:47:110
286739911940,0cyclictest2193-21df12:05:070
286739911940,0cyclictest20122-21unixbench_singl09:45:520
286739911940,0cyclictest0-21swapper11:17:520
286739911940,0cyclictest0-21swapper10:50:270
286739911940,0cyclictest0-21swapper07:55:330
286739911939,0cyclictest0-21swapper09:55:440
286739911939,0cyclictest0-21swapper08:47:470
286739911938,0cyclictest0-21swapper10:25:490
286739911938,0cyclictest0-21swapper07:05:520
286739911937,0cyclictest31253-21df11:55:070
286739911841,0cyclictest0-21swapper09:18:000
286739911840,0cyclictest0-21swapper11:14:090
286739911839,0cyclictest0-21swapper08:30:490
286739911839,0cyclictest0-21swapper08:27:460
286739911839,0cyclictest0-21swapper08:10:430
286739911839,0cyclictest0-21swapper07:43:440
286739911838,0cyclictest0-21swapper07:45:540
286739911744,0cyclictest0-21swapper09:54:340
286739911739,0cyclictest0-21swapper10:45:450
286739911737,0cyclictest27915-21df_abs10:10:130
286739911734,0cyclictest24118-21sendmail-mta11:28:410
286739911732,0cyclictest0-21swapper07:51:590
286739911641,0cyclictest0-21swapper09:27:290
286739911637,0cyclictest0-21swapper12:15:010
286739911637,0cyclictest0-21swapper11:50:050
286739911635,0cyclictest10775-21df_abs12:30:100
286739911634,0cyclictest0-21swapper09:20:110
286739911633,0cyclictest19533-21fschecks_time11:20:210
286739911633,0cyclictest0-21swapper08:18:230
286739911536,0cyclictest0-21swapper11:31:580
286739911532,0cyclictest22935-21seq08:20:220
286739911440,0cyclictest0-21swapper11:35:060
286739911436,0cyclictest4799-21uptime09:00:520
286739911337,0cyclictest0-21swapper12:20:410
286739911334,0cyclictest755-21/usr/sbin/munin08:50:230
286739911334,0cyclictest25894-21latency_hist11:39:540
286739911235,0cyclictest0-21swapper10:40:450
286739911177,0cyclictest0-21swapper10:00:210
286739911132,0cyclictest0-21swapper09:35:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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