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2026-04-21 - 18:00
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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 all highest latencies:
System rack4slot2.osadl.org (updated Tue Apr 21, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745011260,0irq/46-4a10000029878-1kworker/u3:207:02:130
308139912853,0cyclictest0-21swapper07:31:020
308139911058,0cyclictest0-21swapper07:50:360
30813999359,0cyclictest0-21swapper07:46:050
30813999358,0cyclictest0-21swapper10:51:140
30813999257,0cyclictest0-21swapper07:21:170
30813999169,0cyclictest0-21swapper09:46:020
30813999158,0cyclictest0-21swapper08:56:210
30813999157,0cyclictest0-21swapper10:26:090
30813999157,0cyclictest0-21swapper09:26:020
30813999058,0cyclictest0-21swapper12:31:080
30813999058,0cyclictest0-21swapper07:20:180
30813999057,0cyclictest0-21swapper12:00:570
30813999056,0cyclictest0-21swapper07:11:020
30813998968,0cyclictest0-21swapper11:25:520
30813998956,0cyclictest0-21swapper12:26:100
30813998953,0cyclictest0-21swapper09:40:500
30813998856,0cyclictest0-21swapper09:50:290
30813998856,0cyclictest0-21swapper09:05:450
30813998855,0cyclictest0-21swapper07:36:140
30813998766,0cyclictest0-21swapper08:40:250
30813998757,0cyclictest0-21swapper07:25:570
30813998756,0cyclictest0-21swapper10:11:080
30813998756,0cyclictest0-21swapper09:15:550
30813998756,0cyclictest0-21swapper09:01:170
30813998754,0cyclictest0-21swapper10:41:090
30813998753,0cyclictest0-21swapper07:40:590
30813998752,0cyclictest0-21swapper07:06:130
30813998655,0cyclictest0-21swapper11:36:020
30813998655,0cyclictest0-21swapper11:30:460
30813998655,0cyclictest0-21swapper08:31:040
30813998653,0cyclictest0-21swapper11:05:530
30813998652,0cyclictest0-21swapper11:45:420
30813998652,0cyclictest0-21swapper08:00:490
30813998556,0cyclictest0-21swapper08:11:120
30813998553,0cyclictest0-21swapper07:55:560
30813998552,0cyclictest0-21swapper10:35:530
30813998551,0cyclictest0-21swapper09:36:040
30813998453,0cyclictest0-21swapper12:21:060
30813998452,0cyclictest0-21swapper12:16:120
148972849,0sleep014899-21fw_conntrack11:00:490
30813998353,0cyclictest0-21swapper08:25:510
30813998351,0cyclictest0-21swapper10:01:140
30813998350,0cyclictest0-21swapper08:06:030
7350820,0irq/45-4a1000009270-21cut09:10:200
30813998249,0cyclictest0-21swapper10:05:510
30813998248,0cyclictest0-21swapper08:36:110
7350810,0irq/45-4a10000030811-21cyclictest08:15:540
7350810,0irq/45-4a10000013042-21df_inode10:55:380
30813998160,0cyclictest0-21swapper12:11:040
7450800,0irq/46-4a10000032664-21sshd11:51:450
7450800,0irq/46-4a10000019441-21sendmail11:15:170
7350800,0irq/45-4a10000030811-21cyclictest08:25:180
30813998058,0cyclictest0-21swapper10:15:500
30813998058,0cyclictest0-21swapper08:51:240
30813998044,0cyclictest0-21swapper10:46:000
7350790,0irq/45-4a10000028229-21wget11:40:300
7350790,0irq/45-4a10000020897-1kworker/u3:011:18:440
7350790,0irq/45-4a1000001487-21ntp_states10:21:060
30813997949,0cyclictest0-21swapper10:30:380
30813997949,0cyclictest0-21swapper09:31:070
7450780,0irq/46-4a1000002308-21chrt08:50:070
7450780,0irq/46-4a10000021671-21fschecks_time11:20:450
7450780,0irq/46-4a10000018552chrt11:56:160
7350760,0irq/45-4a1000002689-21kworker/0:309:55:220
7450750,0irq/46-4a10000053702chrt12:07:070
7350750,0irq/45-4a10000012859-21egrep09:20:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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