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2026-05-22 - 21:34
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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 Fri May 22, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502390,0irq/46-4a10000014214-1kworker/u3:007:01:020
14721999358,0cyclictest0-21swapper08:09:050
14721999259,0cyclictest0-21swapper09:55:020
14721999159,0cyclictest0-21swapper07:59:190
14721999158,0cyclictest0-21swapper08:54:480
7450900,0irq/46-4a10000015475-21wget10:14:130
7350900,0irq/45-4a10000015977-1kworker/u3:207:19:300
14721999068,0cyclictest0-21swapper10:39:510
14721999056,0cyclictest0-21swapper12:04:230
14721999056,0cyclictest0-21swapper10:29:460
14721998968,0cyclictest0-21swapper07:44:590
14721998966,0cyclictest0-21swapper09:34:550
14721998958,0cyclictest0-21swapper12:29:250
14721998957,0cyclictest0-21swapper08:24:370
14721998956,0cyclictest0-21swapper08:34:390
14721998956,0cyclictest0-21swapper08:29:170
14721998953,0cyclictest0-21swapper07:29:460
7350880,0irq/45-4a10000021903-1kworker/u3:210:37:300
14721998857,0cyclictest0-21swapper08:14:510
14721998855,0cyclictest0-21swapper07:39:390
7450870,0irq/46-4a100000460-21snmpd07:26:490
14721998766,0cyclictest0-21swapper08:44:280
14721998757,0cyclictest0-21swapper10:09:370
14721998755,0cyclictest0-21swapper11:59:180
7450860,0irq/46-4a1000008438-21cron09:54:030
7350860,0irq/45-4a10000015977-1kworker/u3:207:06:170
14721998657,0cyclictest0-21swapper11:39:590
14721998655,0cyclictest0-21swapper09:09:360
14721998654,0cyclictest0-21swapper11:54:420
14721998654,0cyclictest0-21swapper11:35:000
14721998654,0cyclictest0-21swapper08:09:520
14721998654,0cyclictest0-21swapper07:54:370
14721998653,0cyclictest0-21swapper12:09:130
14721998652,0cyclictest0-21swapper09:00:230
7350850,0irq/45-4a10000016737-21uniq07:09:190
43722850,0sleep02464-1kworker/u3:009:39:580
14721998552,0cyclictest0-21swapper07:14:480
14721998551,0cyclictest0-21swapper09:59:360
7450840,0irq/46-4a100000460-21snmpd11:13:230
7350840,0irq/45-4a100000460-21snmpd10:26:090
162652846,0sleep016307-21tr11:49:580
14721998463,0cyclictest0-21swapper12:19:190
14721998461,0cyclictest0-21swapper11:25:050
14721998454,0cyclictest0-21swapper08:39:440
14721998453,0cyclictest0-21swapper12:14:530
14721998453,0cyclictest0-21swapper11:14:550
14721998452,0cyclictest0-21swapper10:59:380
7350830,0irq/45-4a1000005657-1kworker/u3:011:21:560
14721998360,0cyclictest0-21swapper11:44:310
7450820,0irq/46-4a10000024580-21memory09:04:490
7350820,0irq/45-4a1000009204-21meminfo11:29:440
7350820,0irq/45-4a10000030689-21modprobe09:24:040
14721998251,0cyclictest0-21swapper08:20:060
14721998247,0cyclictest0-21swapper10:19:150
7450810,0irq/46-4a10000027610-1kworker/u3:009:14:500
7450810,0irq/46-4a10000019142-21seq08:49:230
7350810,0irq/45-4a10000031766-21ls07:50:000
7350810,0irq/45-4a10000027256-21modprobe07:39:030
7350810,0irq/45-4a10000012-21ksoftirqd/009:46:510
14721998147,0cyclictest0-21swapper11:04:440
7450800,0irq/46-4a10000030979-21cpuspeed09:24:170
7450800,0irq/46-4a10000030115-21cat10:55:020
7450800,0irq/46-4a10000027610-21df12:24:190
7450800,0irq/46-4a10000025979-21df_inode10:44:220
7450800,0irq/46-4a10000012850-21grep10:04:550
7350800,0irq/45-4a100000288022sleep010:52:510
7450790,0irq/46-4a10000032616-21aten_r4power_vo09:29:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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