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2025-11-15 - 15:45
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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 Sat Nov 15, 2025 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74501730,0irq/46-4a1000007574-21kworker/u2:407:03:370
241969913247,0cyclictest30924-21/usr/sbin/munin08:59:290
241969912454,0cyclictest0-21swapper08:13:520
241969912440,0cyclictest0-21swapper07:41:430
241969912438,0cyclictest0-21swapper12:18:290
241969912341,0cyclictest0-21swapper08:39:380
241969912253,0cyclictest0-21swapper09:50:330
241969912243,0cyclictest6887-21/usr/sbin/munin12:34:070
241969912139,0cyclictest0-21swapper11:19:290
241969912139,0cyclictest0-21swapper08:52:410
241969912137,0cyclictest1561-21fschecks_time09:09:060
241969912136,0cyclictest0-21swapper07:21:240
241969912136,0cyclictest0-21swapper07:10:140
241969912127,0cyclictest10158-21diskstats11:09:030
241969912048,0cyclictest2376-21/usr/sbin/munin12:19:350
241969912048,0cyclictest0-21swapper08:20:130
241969912041,0cyclictest24052-21memory10:14:210
241969912040,0cyclictest0-21swapper09:41:090
241969912040,0cyclictest0-21swapper08:09:160
241969912038,0cyclictest0-21swapper08:07:360
241969912037,0cyclictest0-21swapper07:58:480
241969911947,0cyclictest12-21ksoftirqd/012:28:500
241969911941,0cyclictest0-21swapper11:24:350
241969911941,0cyclictest0-21swapper09:04:260
241969911940,0cyclictest0-21swapper09:14:540
241969911939,0cyclictest0-21swapper11:49:020
241969911939,0cyclictest0-21swapper09:31:080
241969911939,0cyclictest0-21swapper08:29:200
241969911938,0cyclictest443-21snmpd10:04:180
241969911938,0cyclictest0-21swapper08:34:220
241969911849,0cyclictest0-21swapper09:24:000
241969911840,0cyclictest0-21swapper11:44:160
241969911840,0cyclictest0-21swapper07:48:490
241969911838,0cyclictest0-21swapper07:29:080
241969911837,0cyclictest0-21swapper08:25:330
241969911836,0cyclictest0-21swapper08:57:530
241969911740,0cyclictest0-21swapper11:34:240
241969911740,0cyclictest0-21swapper10:09:130
241969911739,0cyclictest0-21swapper12:23:390
241969911739,0cyclictest0-21swapper09:54:000
241969911739,0cyclictest0-21swapper07:15:370
241969911737,0cyclictest0-21swapper07:24:090
241969911736,0cyclictest10170-21fschecks_time09:34:060
241969911731,0cyclictest17817-21runrttasks11:29:460
241969911647,0cyclictest0-21swapper07:44:330
241969911640,0cyclictest0-21swapper07:54:170
241969911639,0cyclictest0-21swapper10:54:020
241969911639,0cyclictest0-21swapper10:21:180
241969911638,0cyclictest0-21swapper11:06:250
241969911638,0cyclictest0-21swapper11:00:340
241969911635,0cyclictest0-21swapper11:39:300
241969911633,0cyclictest1756-21fw_forwarded_lo10:44:150
241969911632,0cyclictest28594-21apt10:28:440
241969911548,0cyclictest0-21swapper11:58:510
241969911546,0cyclictest12-21ksoftirqd/009:18:480
241969911541,0cyclictest0-21swapper11:14:310
241969911538,0cyclictest0-21swapper08:44:000
241969911535,0cyclictest32023-21copy10:39:030
241969911530,0cyclictest14628-21seq09:47:470
241969911441,0cyclictest0-21swapper11:57:200
241969911435,0cyclictest0-21swapper10:49:180
241969911334,0cyclictest0-21swapper09:59:000
241969911248,0cyclictest12-21ksoftirqd/010:28:320
241969911227,0cyclictest29257-21irqstats12:04:130
241969911135,0cyclictest970-21copy07:34:070
241969911134,0cyclictest0-21swapper10:38:050
241969911031,0cyclictest0-21swapper12:09:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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