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2026-05-27 - 02:47
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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 highest latencies:
System rack8slot1.osadl.org (updated Wed May 27, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1672799463651,0cyclictest0-21swapper20:37:320
167279932301656,0cyclictest26291-21chrt23:45:370
16727993012726,0cyclictest9-21ksoftirqd/000:00:320
167279927991157,0cyclictest101rcuc/021:25:330
16727992619673,0cyclictest9-21ksoftirqd/021:00:380
16727992511312,0cyclictest20766-1kworker/0:0H23:40:390
16727992368272,0cyclictest20766-1kworker/0:0H19:00:380
16727992223253,0cyclictest20766-1kworker/0:0H20:55:380
16727992163203,0cyclictest20766-1kworker/0:0H23:00:390
16727992103309,0cyclictest20766-1kworker/0:0H22:00:390
16727991947303,0cyclictest20766-1kworker/0:0H19:55:380
16727991933305,0cyclictest20766-1kworker/0:0H20:00:380
16727991891793,0cyclictest0-21swapper00:11:250
16727991865280,0cyclictest20766-1kworker/0:0H00:20:360
16727991856264,0cyclictest20766-1kworker/0:0H20:25:430
16727991831533,0cyclictest9-21ksoftirqd/019:20:390
16727991822115,0cyclictest20766-1kworker/0:0H00:00:380
16727991812282,0cyclictest20766-1kworker/0:0H20:15:400
16727991795160,0cyclictest20766-1kworker/0:0H20:05:390
16727991789162,0cyclictest20766-1kworker/0:0H19:45:390
16727991767664,0cyclictest9-21ksoftirqd/019:00:330
16727991757211,0cyclictest20766-1kworker/0:0H23:25:380
16727991756588,0cyclictest9-21ksoftirqd/023:35:380
16727991738763,0cyclictest16013-21munin-node23:05:380
16727991673367,0cyclictest20766-1kworker/0:0H21:55:390
16727991647294,0cyclictest20766-1kworker/0:0H22:40:370
16727991641316,0cyclictest20766-1kworker/0:0H21:15:390
16727991635644,0cyclictest9-21ksoftirqd/020:20:380
16727991630296,0cyclictest20766-1kworker/0:0H21:30:500
16727991626275,0cyclictest20766-1kworker/0:0H22:45:390
16727991624638,0cyclictest9-21ksoftirqd/022:15:390
16727991616304,0cyclictest20766-1kworker/0:0H22:25:390
16727991613313,0cyclictest20766-1kworker/0:0H23:20:380
16727991611276,0cyclictest20766-1kworker/0:0H19:35:390
16727991601623,0cyclictest9-21ksoftirqd/020:10:430
16727991582255,0cyclictest20766-1kworker/0:0H22:35:400
16727991576253,0cyclictest20766-1kworker/0:0H21:05:380
16727991562312,0cyclictest20766-1kworker/0:0H23:50:480
16727991555230,0cyclictest20766-1kworker/0:0H00:15:450
16727991549279,0cyclictest20766-1kworker/0:0H21:30:420
16727991537275,0cyclictest20766-1kworker/0:0H20:50:470
16727991525271,0cyclictest20766-1kworker/0:0H19:25:450
16727991518253,0cyclictest20766-1kworker/0:0H23:30:540
16727991465163,0cyclictest20766-1kworker/0:0H21:10:510
16727991437187,0cyclictest20766-1kworker/0:0H19:15:400
16727991393256,0cyclictest20766-1kworker/0:0H22:30:490
16727991386275,0cyclictest20766-1kworker/0:0H19:10:500
16727991360263,0cyclictest20766-1kworker/0:0H23:10:500
16727991358213,0cyclictest20766-1kworker/0:0H19:30:510
16727991355538,0cyclictest9-21ksoftirqd/019:50:510
16727991289263,0cyclictest20766-1kworker/0:0H23:15:440
16727991266210,0cyclictest20766-1kworker/0:0H22:10:470
16727991245653,0cyclictest9-21ksoftirqd/020:35:430
16727991241262,0cyclictest20766-1kworker/0:0H21:40:440
16727991224705,0cyclictest9-21ksoftirqd/021:35:420
16727991205496,0cyclictest9-21ksoftirqd/019:10:440
16727991193782,0cyclictest4298-21cron00:25:400
16727991190561,0cyclictest9-21ksoftirqd/021:50:420
16727991184658,0cyclictest9-21ksoftirqd/000:05:420
16727991180201,0cyclictest20766-1kworker/0:0H19:40:400
16727991175218,0cyclictest20766-1kworker/0:0H22:55:440
16727991056590,0cyclictest9-21ksoftirqd/022:20:450
16727991054726,0cyclictest9-21ksoftirqd/021:50:500
16727991050153,0cyclictest12584-21munin-node20:50:420
1672799988483,0cyclictest9-21ksoftirqd/022:06:570
1672799962477,0cyclictest4450-21runrttasks20:40:410
1672799907389,0cyclictest1595-21jbd2/hda3-822:52:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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