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2026-08-12 - 14:50
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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 100 highest latencies:
System rack8slot1.osadl.org (updated Wed Aug 12, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28148992897454,0cyclictest16098-21latency_hist07:55:500
28148992684572,0cyclictest1595-21jbd2/hda3-809:55:520
28148992653300,0cyclictest4976-1kworker/0:1H08:55:510
28148992561132,0cyclictest9-21ksoftirqd/007:40:500
28148992426566,0cyclictest9-21ksoftirqd/011:00:500
281489924142243,0cyclictest18569-21latency_hist09:40:490
28148992400703,0cyclictest9-21ksoftirqd/009:10:500
28148992372707,0cyclictest9-21ksoftirqd/010:35:490
28148992363227,0cyclictest4976-1kworker/0:1H07:15:510
28148992362606,0cyclictest9-21ksoftirqd/011:35:490
28148992334665,0cyclictest4164-21ls07:20:490
28148992328655,0cyclictest0-21swapper11:30:490
28148992320613,0cyclictest9-21ksoftirqd/009:45:530
28148992312691,0cyclictest27527-21munin-node10:05:520
28148992303223,0cyclictest4976-1kworker/0:1H09:50:500
28148992302469,0cyclictest21016-21runrttasks11:20:490
28148992301504,0cyclictest31521-21latency_hist11:50:490
28148992297565,0cyclictest9-21ksoftirqd/012:15:490
28148992295251,0cyclictest4976-1kworker/0:1H08:00:500
28148992292506,0cyclictest9-21ksoftirqd/008:40:510
28148992285511,0cyclictest9-21ksoftirqd/012:00:490
28148992268554,0cyclictest19251-21munin-node11:15:490
28148992266558,0cyclictest8638-21latency_hist10:45:530
28148992216553,0cyclictest1595-21jbd2/hda3-809:30:500
28148992199245,0cyclictest4976-1kworker/0:1H07:50:500
28148992109284,0cyclictest4976-1kworker/0:1H07:30:500
28148992104278,0cyclictest4976-1kworker/0:1H08:15:490
28148992101599,0cyclictest9-21ksoftirqd/007:25:540
28148992085550,0cyclictest9-21ksoftirqd/010:00:500
28148992076596,0cyclictest9-21ksoftirqd/006:55:460
28148992066256,0cyclictest4976-1kworker/0:1H09:15:500
28148992062252,0cyclictest4976-1kworker/0:1H09:35:500
28148992039304,0cyclictest4976-1kworker/0:1H08:50:500
28148992031267,0cyclictest4976-1kworker/0:1H10:10:490
28148991983310,0cyclictest4976-1kworker/0:1H08:05:540
28148991981262,0cyclictest4976-1kworker/0:1H08:20:490
28148991882208,0cyclictest4976-1kworker/0:1H11:40:500
28148991815186,0cyclictest4976-1kworker/0:1H08:10:510
28148991813229,0cyclictest4976-1kworker/0:1H10:40:500
28148991800102,0cyclictest4976-1kworker/0:1H08:25:550
28148991756617,0cyclictest1595-21jbd2/hda3-810:25:540
28148991756410,0cyclictest9-21ksoftirqd/011:45:550
28148991731525,0cyclictest9-21ksoftirqd/009:26:050
28148991716622,0cyclictest12576-21sendmail-mta10:56:400
28148991710240,0cyclictest4976-1kworker/0:1H07:45:540
28148991638225,0cyclictest4976-1kworker/0:1H07:05:540
28148991629249,0cyclictest4976-1kworker/0:1H08:45:520
2814899162438,0cyclictest4976-1kworker/0:1H07:13:250
28148991582184,0cyclictest4976-1kworker/0:1H12:20:490
28148991538643,0cyclictest9-21ksoftirqd/009:20:570
28148991523572,0cyclictest0-21swapper07:03:210
2814899151926,0cyclictest4976-1kworker/0:1H11:58:150
28148991519222,0cyclictest4976-1kworker/0:1H08:35:500
28148991498293,0cyclictest1595-21jbd2/hda3-810:33:020
28148991491502,0cyclictest1108-21tune2fs10:23:090
28148991471478,0cyclictest1595-21jbd2/hda3-808:33:080
28148991465340,0cyclictest10270-21tune2fs07:38:040
28148991464234,0cyclictest9-21ksoftirqd/010:18:100
28148991449213,0cyclictest4976-1kworker/0:1H11:10:490
28148991436335,0cyclictest9-21ksoftirqd/011:28:230
28148991425542,0cyclictest1595-21jbd2/hda3-810:50:490
28148991403384,0cyclictest5771-21tune2fs12:08:050
28148991384607,0cyclictest9-21ksoftirqd/009:05:570
28148991366447,0cyclictest17084-21fschecks_count11:08:160
28148991344136,0cyclictest4976-1kworker/0:1H09:03:090
10113080,0rcuc/026289-21cron06:50:420
28148991301229,0cyclictest9-21ksoftirqd/012:13:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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