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2026-05-16 - 07:30
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack1slot1.osadl.org (updated Sat May 16, 2026 00:45:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
144302226149,22sleep30-21swapper/319:08:563
144102218143,21sleep00-21swapper/019:08:410
123982203165,24sleep20-21swapper/219:05:052
144632198160,25sleep10-21swapper/119:09:221
38962740,2sleep335-21ksoftirqd/300:40:013
274882610,0sleep30-21swapper/300:26:143
14592991919,0cyclictest9-21ksoftirqd/021:20:160
14592991716,1cyclictest9-21ksoftirqd/021:13:010
14592991716,1cyclictest9-21ksoftirqd/000:25:120
14592991716,1cyclictest9-21ksoftirqd/000:06:120
14600991612,4cyclictest21-21ksoftirqd/120:40:111
14592991616,0cyclictest9-21ksoftirqd/023:20:110
14592991616,0cyclictest9-21ksoftirqd/022:57:360
14592991616,0cyclictest9-21ksoftirqd/022:29:490
14592991615,1cyclictest9-21ksoftirqd/021:05:180
14592991615,1cyclictest9-21ksoftirqd/020:25:010
14606991515,0cyclictest28-21ksoftirqd/222:37:482
14592991515,0cyclictest9-21ksoftirqd/023:19:550
14592991515,0cyclictest9-21ksoftirqd/000:30:090
14592991514,1cyclictest9-21ksoftirqd/022:24:070
14592991514,1cyclictest9-21ksoftirqd/020:20:110
1461799140,0cyclictest0-21swapper/320:03:293
14600991410,4cyclictest21-21ksoftirqd/121:13:471
1459299149,5cyclictest9-21ksoftirqd/023:55:120
1459299147,6cyclictest9-21ksoftirqd/022:30:150
14592991414,0cyclictest9-21ksoftirqd/023:50:280
14592991414,0cyclictest9-21ksoftirqd/023:35:090
14592991414,0cyclictest9-21ksoftirqd/023:32:240
14592991413,1cyclictest9-21ksoftirqd/021:46:510
14592991413,1cyclictest9-21ksoftirqd/000:37:020
14592991412,1cyclictest9-21ksoftirqd/022:00:100
250202130,0sleep10-21swapper/119:30:001
1460099130,0cyclictest0-21swapper/121:24:581
1459299137,5cyclictest9-21ksoftirqd/021:33:570
14592991313,0cyclictest9-21ksoftirqd/023:40:190
14592991313,0cyclictest9-21ksoftirqd/023:13:340
14592991313,0cyclictest9-21ksoftirqd/022:43:020
14592991313,0cyclictest9-21ksoftirqd/022:09:440
14592991313,0cyclictest9-21ksoftirqd/019:25:160
14592991313,0cyclictest9-21ksoftirqd/000:19:350
14592991312,1cyclictest9-21ksoftirqd/022:50:000
14592991312,1cyclictest9-21ksoftirqd/021:50:130
14592991312,1cyclictest9-21ksoftirqd/021:15:250
14592991312,1cyclictest9-21ksoftirqd/000:13:050
14592991311,1cyclictest9-21ksoftirqd/022:35:190
14592991311,1cyclictest9-21ksoftirqd/021:40:000
14592991311,1cyclictest9-21ksoftirqd/020:30:120
14617991210,1cyclictest35-21ksoftirqd/321:55:003
1460699129,1cyclictest28-21ksoftirqd/219:50:002
14606991210,1cyclictest28-21ksoftirqd/200:15:142
1460099128,4cyclictest56-21kworker/1:100:01:431
14592991212,0cyclictest9-21ksoftirqd/020:40:110
14592991212,0cyclictest9-21ksoftirqd/020:10:100
14592991212,0cyclictest9-21ksoftirqd/000:05:000
14592991211,1cyclictest9-21ksoftirqd/023:25:110
14592991211,1cyclictest9-21ksoftirqd/022:10:100
14592991211,1cyclictest9-21ksoftirqd/021:55:170
14592991211,1cyclictest9-21ksoftirqd/019:20:010
14592991211,0cyclictest9-21ksoftirqd/023:00:010
14592991211,0cyclictest9-21ksoftirqd/000:20:110
14592991210,1cyclictest9-21ksoftirqd/023:45:140
14592991210,1cyclictest9-21ksoftirqd/022:15:180
14592991210,1cyclictest9-21ksoftirqd/021:45:000
14592991210,1cyclictest9-21ksoftirqd/019:10:110
14617991111,0cyclictest35-21ksoftirqd/323:00:003
14617991110,1cyclictest35-21ksoftirqd/323:35:123
14617991110,1cyclictest35-21ksoftirqd/321:35:003
1460699119,1cyclictest28-21ksoftirqd/221:30:182
14606991111,0cyclictest28-21ksoftirqd/200:12:502
14606991110,1cyclictest28-21ksoftirqd/221:44:462
1459299119,1cyclictest9-21ksoftirqd/022:50:100
1459299119,1cyclictest9-21ksoftirqd/021:25:130
1459299119,1cyclictest9-21ksoftirqd/021:00:170
1459299119,1cyclictest9-21ksoftirqd/020:55:160
1459299119,1cyclictest9-21ksoftirqd/020:39:590
1459299119,1cyclictest9-21ksoftirqd/020:15:140
1459299119,1cyclictest9-21ksoftirqd/019:45:000
1459299119,1cyclictest9-21ksoftirqd/019:45:000
1459299119,1cyclictest9-21ksoftirqd/019:35:110
1459299119,1cyclictest9-21ksoftirqd/019:30:170
1459299119,1cyclictest9-21ksoftirqd/019:20:010
14592991111,0cyclictest9-21ksoftirqd/020:45:140
14592991110,1cyclictest9-21ksoftirqd/023:05:100
14592991110,1cyclictest9-21ksoftirqd/020:10:000
14592991110,1cyclictest9-21ksoftirqd/019:55:010
1461799108,1cyclictest35-21ksoftirqd/320:25:013
14617991010,0cyclictest35-21ksoftirqd/321:45:003
1460699109,1cyclictest28-21ksoftirqd/219:30:002
1460699109,1cyclictest28-21ksoftirqd/200:35:212
1460699108,1cyclictest28-21ksoftirqd/219:10:152
14606991010,0cyclictest28-21ksoftirqd/222:56:262
1460099106,4cyclictest21-21ksoftirqd/121:02:351
1460099106,4cyclictest21-21ksoftirqd/120:51:231
1460099100,0cyclictest0-21swapper/121:36:101
1460099100,0cyclictest0-21swapper/100:12:551
1459299109,1cyclictest9-21ksoftirqd/020:50:120
1459299109,1cyclictest9-21ksoftirqd/020:00:140
1459299109,1cyclictest9-21ksoftirqd/019:50:130
7875290,0sleep10-21swapper/123:17:011
146179998,1cyclictest35-21ksoftirqd/323:15:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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