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2026-01-09 - 16:56
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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 Fri Jan 09, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502330,0irq/46-4a10000013923-1kworker/u3:107:05:500
159109913243,0cyclictest31607-21df_inode11:04:380
159109912942,0cyclictest0-21swapper12:14:270
159109912940,0cyclictest0-21swapper11:54:220
159109912938,0cyclictest0-21swapper10:43:510
159109912751,0cyclictest7350irq/45-4a10000010:34:490
159109912739,0cyclictest0-21swapper08:59:350
159109912652,0cyclictest12-21ksoftirqd/008:04:580
159109912648,0cyclictest7350irq/45-4a10000012:05:020
159109912640,0cyclictest0-21swapper12:20:150
159109912640,0cyclictest0-21swapper09:04:460
159109912638,0cyclictest0-21swapper08:33:140
159109912549,0cyclictest7350irq/45-4a10000009:39:410
159109912543,0cyclictest31637-21/usr/sbin/munin09:29:500
159109912542,0cyclictest0-21swapper08:39:560
159109912541,0cyclictest0-21swapper07:24:480
159109912539,0cyclictest0-21swapper10:11:090
159109912538,0cyclictest0-21swapper11:15:120
159109912450,0cyclictest0-21swapper11:40:170
159109912450,0cyclictest0-21swapper10:45:040
159109912449,0cyclictest0-21swapper07:17:430
159109912438,0cyclictest0-21swapper11:44:350
159109912437,0cyclictest0-21swapper10:54:340
159109912341,0cyclictest0-21swapper10:29:410
159109912338,0cyclictest0-21swapper07:09:310
159109912337,0cyclictest0-21swapper08:14:440
159109912335,0cyclictest0-21swapper07:40:130
159109912248,0cyclictest0-21swapper12:30:200
159109912247,0cyclictest0-21swapper09:55:040
159109912240,0cyclictest0-21swapper07:44:380
159109912239,0cyclictest0-21swapper12:25:250
159109912239,0cyclictest0-21swapper11:50:300
159109912238,0cyclictest0-21swapper10:24:310
159109912238,0cyclictest0-21swapper08:44:470
159109912238,0cyclictest0-21swapper08:21:300
159109912237,0cyclictest0-21swapper09:27:570
159109912235,0cyclictest0-21swapper09:44:460
159109912235,0cyclictest0-21swapper08:52:540
159109912149,0cyclictest0-21swapper10:18:570
159109912137,0cyclictest0-21swapper10:05:480
159109912137,0cyclictest0-21swapper08:28:570
159109912136,0cyclictest0-21swapper10:53:570
159109912136,0cyclictest0-21swapper09:49:460
159109912136,0cyclictest0-21swapper09:15:080
159109912042,0cyclictest0-21swapper12:35:070
159109912040,0cyclictest0-21swapper09:59:450
159109912038,0cyclictest0-21swapper11:10:080
159109912037,0cyclictest0-21swapper08:39:080
159109912036,0cyclictest0-21swapper07:54:540
159109911936,0cyclictest0-21swapper11:22:260
159109911933,0cyclictest0-21swapper07:52:360
159109911835,0cyclictest0-21swapper12:10:060
159109911750,0cyclictest12-21ksoftirqd/009:39:140
159109911735,0cyclictest0-21swapper07:23:080
159109911633,0cyclictest0-21swapper07:30:040
159109911538,0cyclictest0-21swapper07:59:300
159109911436,0cyclictest0-21swapper08:09:300
159109911336,0cyclictest0-21swapper07:34:220
159109911330,0cyclictest0-21swapper10:19:560
159109911157,0cyclictest0-21swapper08:55:080
15910998658,0cyclictest0-21swapper11:25:120
15910998654,0cyclictest0-21swapper12:00:110
15910998150,0cyclictest0-21swapper09:20:130
15910998056,0cyclictest0-21swapper11:29:210
15910997949,0cyclictest0-21swapper09:14:130
15910997641,0cyclictest0-21swapper11:34:400
7350740,0irq/45-4a10000029571-21runrttasks10:59:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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