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2026-04-25 - 13:54
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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: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 792 highest latencies:
System rack8slot1.osadl.org (updated Sat Apr 25, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2723799431324,0cyclictest0-21swapper21:27:270
272379934153313,0cyclictest0-21swapper00:02:260
2723799314930,0cyclictest20896-1kworker/0:0H23:32:330
27237993078310,0cyclictest20896-1kworker/0:0H00:02:310
27237992870158,0cyclictest0-21swapper23:47:300
27237992811654,0cyclictest9-21ksoftirqd/020:02:320
27237992728773,0cyclictest2675-21munin-node21:07:320
27237992713330,0cyclictest20896-1kworker/0:0H21:02:320
27237992412282,0cyclictest20896-1kworker/0:0H22:17:320
2723799239372,0cyclictest20896-1kworker/0:0H21:42:280
27237992380252,0cyclictest20896-1kworker/0:0H21:47:310
27237992351305,0cyclictest20896-1kworker/0:0H23:02:320
27237992334316,0cyclictest20896-1kworker/0:0H23:17:320
27237992333298,0cyclictest9592-1kworker/0:2H19:02:300
27237992324291,0cyclictest20896-1kworker/0:0H22:22:320
27237992308796,0cyclictest8145-21runrttasks19:42:310
27237992304282,0cyclictest20896-1kworker/0:0H20:42:320
27237992293783,0cyclictest9-21ksoftirqd/021:57:320
27237992289301,0cyclictest20896-1kworker/0:0H20:47:320
27237992265285,0cyclictest9592-1kworker/0:2H19:17:320
27237992261254,0cyclictest9592-1kworker/0:2H20:22:310
27237992254266,0cyclictest20896-1kworker/0:0H22:37:320
27237992249320,0cyclictest9592-1kworker/0:2H19:47:320
27237992248393,0cyclictest20896-1kworker/0:0H23:37:310
27237992248288,0cyclictest20896-1kworker/0:0H22:47:310
27237992224253,0cyclictest9592-1kworker/0:2H20:07:320
27237992216270,0cyclictest9592-1kworker/0:2H19:07:320
27237992198294,0cyclictest20896-1kworker/0:0H21:17:310
27237992184375,0cyclictest20896-1kworker/0:0H00:22:310
27237992174250,0cyclictest9592-1kworker/0:2H19:37:310
27237992127317,0cyclictest9592-1kworker/0:2H19:22:320
27237992125239,0cyclictest20896-1kworker/0:0H20:27:320
27237992074593,0cyclictest29072-21latency_hist22:27:310
2723799204685,0cyclictest20896-1kworker/0:0H23:07:320
27237991895252,0cyclictest9592-1kworker/0:2H19:02:270
2723799181351,0cyclictest9-21ksoftirqd/000:32:340
27237991797309,0cyclictest20896-1kworker/0:0H22:57:320
27237991782275,0cyclictest20896-1kworker/0:0H21:42:340
27237991780290,0cyclictest20896-1kworker/0:0H00:12:350
27237991643275,0cyclictest20896-1kworker/0:0H22:52:350
27237991641143,0cyclictest20896-1kworker/0:0H22:07:310
27237991636217,0cyclictest29092-21cron00:07:320
27237991622209,0cyclictest20896-1kworker/0:0H23:52:410
27237991610162,0cyclictest20896-1kworker/0:0H22:02:340
27237991571269,0cyclictest20896-1kworker/0:0H23:32:350
27237991526301,0cyclictest20896-1kworker/0:0H21:32:350
27237991524334,0cyclictest20896-1kworker/0:0H23:15:040
27237991517312,0cyclictest20896-1kworker/0:0H20:32:410
27237991497512,0cyclictest18947-21tune2fs21:55:160
27237991460436,0cyclictest1595-21jbd2/hda3-819:30:130
27237991456121,0cyclictest20896-1kworker/0:0H23:25:130
2723799145131,0cyclictest20896-1kworker/0:0H21:29:520
27237991436262,0cyclictest9592-1kworker/0:2H19:32:460
27237991384231,0cyclictest9-21ksoftirqd/020:15:070
27237991375700,0cyclictest9-21ksoftirqd/020:00:020
27237991368457,0cyclictest9-21ksoftirqd/020:59:550
27237991368125,0cyclictest20896-1kworker/0:0H20:37:320
27237991367277,0cyclictest20896-1kworker/0:0H00:17:320
27237991346787,0cyclictest4148-21cron21:12:450
272379913251214,0cyclictest20896-1kworker/0:0H22:33:460
272379913071198,0cyclictest20896-1kworker/0:0H22:14:190
27237991281663,0cyclictest9-21ksoftirqd/022:42:350
272379911791064,0cyclictest9592-1kworker/0:2H19:13:190
27237991125292,0cyclictest9592-1kworker/0:2H20:17:340
27237991122864,0cyclictest30018-21munin-node20:52:420
27237991102198,0cyclictest20896-1kworker/0:0H23:42:320
27237991005328,0cyclictest9592-1kworker/0:2H19:52:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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