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2026-04-17 - 03:47
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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 Fri Apr 17, 2026 00:45:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
56442215150,51sleep20-21swapper/219:08:442
54862207156,25sleep00-21swapper/019:06:390
53952204148,25sleep10-21swapper/119:05:281
54522200161,26sleep30-21swapper/319:06:143
237342590,0sleep00-21swapper/020:50:200
5832991817,1cyclictest28-21ksoftirqd/221:05:192
5832991817,1cyclictest28-21ksoftirqd/220:50:182
5832991817,1cyclictest28-21ksoftirqd/200:35:132
5822991817,1cyclictest9-21ksoftirqd/023:25:110
583299178,1cyclictest28-21ksoftirqd/200:10:122
5832991716,1cyclictest28-21ksoftirqd/221:20:002
5832991715,1cyclictest28-21ksoftirqd/223:05:192
583299167,8cyclictest28-21ksoftirqd/222:20:182
5832991615,1cyclictest28-21ksoftirqd/223:25:182
5832991615,1cyclictest28-21ksoftirqd/222:26:282
5832991615,1cyclictest28-21ksoftirqd/221:30:102
5832991615,1cyclictest28-21ksoftirqd/200:20:192
583299158,7cyclictest28-21ksoftirqd/223:22:422
5832991515,0cyclictest28-21ksoftirqd/222:55:142
5832991514,1cyclictest28-21ksoftirqd/200:07:442
5832991513,1cyclictest28-21ksoftirqd/219:20:002
5822991515,0cyclictest9-21ksoftirqd/021:50:120
101042150,0sleep00-21swapper/022:45:590
583299149,5cyclictest28-21ksoftirqd/222:00:192
5832991414,0cyclictest28-21ksoftirqd/223:36:092
5832991414,0cyclictest28-21ksoftirqd/221:18:382
5832991414,0cyclictest28-21ksoftirqd/220:55:152
5832991414,0cyclictest28-21ksoftirqd/220:00:112
5832991414,0cyclictest28-21ksoftirqd/219:50:172
5832991413,1cyclictest28-21ksoftirqd/200:30:202
5832991412,1cyclictest28-21ksoftirqd/200:00:002
5822991414,0cyclictest9-21ksoftirqd/023:23:140
146902140,0sleep30-21swapper/322:52:353
583299138,5cyclictest28-21ksoftirqd/222:10:142
5832991313,0cyclictest28-21ksoftirqd/223:46:392
5832991313,0cyclictest28-21ksoftirqd/223:43:472
5832991313,0cyclictest28-21ksoftirqd/223:19:342
5832991313,0cyclictest28-21ksoftirqd/223:00:212
5832991313,0cyclictest28-21ksoftirqd/222:53:322
5832991313,0cyclictest28-21ksoftirqd/222:48:142
5832991313,0cyclictest28-21ksoftirqd/222:34:472
5832991313,0cyclictest28-21ksoftirqd/222:17:132
5832991313,0cyclictest28-21ksoftirqd/221:58:032
5832991313,0cyclictest28-21ksoftirqd/221:47:462
5832991313,0cyclictest28-21ksoftirqd/221:43:082
5832991313,0cyclictest28-21ksoftirqd/221:37:322
5832991313,0cyclictest28-21ksoftirqd/221:27:012
5832991313,0cyclictest28-21ksoftirqd/200:26:472
5832991313,0cyclictest28-21ksoftirqd/200:03:552
5832991312,1cyclictest28-21ksoftirqd/221:51:242
5832991312,1cyclictest28-21ksoftirqd/219:59:592
5832991311,1cyclictest28-21ksoftirqd/222:10:002
5832991311,1cyclictest28-21ksoftirqd/219:50:002
5832991310,2cyclictest28-21ksoftirqd/221:15:002
5832991310,1cyclictest28-21ksoftirqd/223:34:592
5822991313,0cyclictest9-21ksoftirqd/023:32:040
5822991313,0cyclictest9-21ksoftirqd/022:19:200
5822991313,0cyclictest9-21ksoftirqd/021:40:150
5822991313,0cyclictest9-21ksoftirqd/000:03:550
5822991312,1cyclictest9-21ksoftirqd/022:11:510
5822991312,0cyclictest9-21ksoftirqd/021:11:090
583299129,2cyclictest28-21ksoftirqd/221:05:002
583299128,4cyclictest28-21ksoftirqd/220:45:172
5832991212,0cyclictest28-21ksoftirqd/223:12:102
5832991211,1cyclictest28-21ksoftirqd/219:15:002
5832991210,1cyclictest28-21ksoftirqd/223:55:002
5832991210,1cyclictest28-21ksoftirqd/222:35:142
5832991210,1cyclictest28-21ksoftirqd/200:15:152
5822991212,0cyclictest9-21ksoftirqd/023:57:010
5822991212,0cyclictest9-21ksoftirqd/023:44:390
5822991212,0cyclictest9-21ksoftirqd/022:30:290
5822991212,0cyclictest9-21ksoftirqd/022:24:540
5822991212,0cyclictest9-21ksoftirqd/021:56:150
5822991212,0cyclictest9-21ksoftirqd/021:45:080
5822991212,0cyclictest9-21ksoftirqd/021:39:440
5822991212,0cyclictest9-21ksoftirqd/021:27:140
5822991212,0cyclictest9-21ksoftirqd/000:25:080
5822991212,0cyclictest9-21ksoftirqd/000:20:290
5822991212,0cyclictest9-21ksoftirqd/000:07:230
5822991211,1cyclictest9-21ksoftirqd/022:40:100
5822991211,1cyclictest9-21ksoftirqd/021:20:520
5822991211,1cyclictest9-21ksoftirqd/000:11:090
583299119,1cyclictest28-21ksoftirqd/222:40:132
583299119,1cyclictest28-21ksoftirqd/220:05:102
583299119,1cyclictest28-21ksoftirqd/219:40:202
583299119,1cyclictest28-21ksoftirqd/219:35:112
583299119,1cyclictest28-21ksoftirqd/219:30:202
583299119,1cyclictest28-21ksoftirqd/219:25:112
583299116,5cyclictest28-21ksoftirqd/220:30:122
583299116,5cyclictest28-21ksoftirqd/220:20:162
5832991111,0cyclictest28-21ksoftirqd/220:27:452
5832991110,1cyclictest28-21ksoftirqd/220:45:012
5832991110,1cyclictest28-21ksoftirqd/219:20:172
582299117,2cyclictest9-21ksoftirqd/023:35:050
5822991111,0cyclictest9-21ksoftirqd/023:46:550
5822991111,0cyclictest9-21ksoftirqd/021:35:000
5822991111,0cyclictest9-21ksoftirqd/000:15:490
5822991110,1cyclictest9-21ksoftirqd/023:55:010
5822991110,1cyclictest9-21ksoftirqd/023:11:390
5822991110,0cyclictest9-21ksoftirqd/019:50:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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