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2026-06-29 - 08:31
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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 Mon Jun 29, 2026 00:45:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
274692210131,63sleep00-21swapper/019:06:200
277412200161,25sleep20-21swapper/219:09:532
276162200162,25sleep10-21swapper/119:08:151
274622199159,26sleep30-21swapper/319:06:153
303042610,0sleep30-21swapper/300:19:183
27840991918,1cyclictest28-21ksoftirqd/220:35:192
27840991717,0cyclictest28-21ksoftirqd/223:32:132
27840991717,0cyclictest28-21ksoftirqd/221:34:492
27840991717,0cyclictest28-21ksoftirqd/200:35:172
27840991716,1cyclictest28-21ksoftirqd/222:25:222
27840991616,0cyclictest28-21ksoftirqd/222:43:502
27840991615,1cyclictest28-21ksoftirqd/223:51:392
27840991615,1cyclictest28-21ksoftirqd/200:06:112
27840991514,1cyclictest28-21ksoftirqd/222:34:592
27840991514,1cyclictest28-21ksoftirqd/222:23:332
27840991514,1cyclictest28-21ksoftirqd/221:41:362
27840991514,1cyclictest28-21ksoftirqd/220:20:152
2784099147,4cyclictest28-21ksoftirqd/220:30:142
27840991414,0cyclictest28-21ksoftirqd/223:19:292
27840991414,0cyclictest28-21ksoftirqd/223:06:572
27840991414,0cyclictest28-21ksoftirqd/221:21:512
27840991414,0cyclictest28-21ksoftirqd/221:19:212
27840991414,0cyclictest28-21ksoftirqd/219:30:122
27840991414,0cyclictest28-21ksoftirqd/219:30:112
27840991414,0cyclictest28-21ksoftirqd/200:28:302
27840991413,1cyclictest28-21ksoftirqd/223:00:472
27840991413,1cyclictest28-21ksoftirqd/222:00:512
27840991412,1cyclictest28-21ksoftirqd/223:40:012
2782499144,5cyclictest18622-21apt-get22:34:590
27840991313,0cyclictest28-21ksoftirqd/223:25:192
27840991313,0cyclictest28-21ksoftirqd/223:24:382
27840991313,0cyclictest28-21ksoftirqd/222:50:182
27840991313,0cyclictest28-21ksoftirqd/222:19:082
27840991313,0cyclictest28-21ksoftirqd/221:14:202
27840991313,0cyclictest28-21ksoftirqd/200:34:362
27840991313,0cyclictest28-21ksoftirqd/200:18:132
27840991312,1cyclictest28-21ksoftirqd/223:41:212
27840991312,1cyclictest28-21ksoftirqd/222:35:512
27840991312,1cyclictest28-21ksoftirqd/221:58:092
27840991312,1cyclictest28-21ksoftirqd/221:50:182
27840991312,1cyclictest28-21ksoftirqd/200:20:382
27840991311,1cyclictest28-21ksoftirqd/221:10:002
27840991212,0cyclictest28-21ksoftirqd/221:47:062
27840991211,1cyclictest28-21ksoftirqd/222:45:102
27840991211,1cyclictest28-21ksoftirqd/221:25:132
27840991211,1cyclictest28-21ksoftirqd/220:10:002
27840991211,1cyclictest28-21ksoftirqd/219:55:002
27840991211,1cyclictest28-21ksoftirqd/200:12:552
27840991210,2cyclictest28-21ksoftirqd/219:40:012
27840991210,1cyclictest28-21ksoftirqd/223:55:132
27840991210,1cyclictest28-21ksoftirqd/223:45:102
27840991210,1cyclictest28-21ksoftirqd/222:55:132
2784099119,1cyclictest28-21ksoftirqd/222:05:172
2784099119,1cyclictest28-21ksoftirqd/220:15:002
2784099119,1cyclictest28-21ksoftirqd/219:45:122
2784099119,1cyclictest28-21ksoftirqd/219:15:002
2784099115,5cyclictest28-21ksoftirqd/200:00:202
27840991111,0cyclictest28-21ksoftirqd/219:10:142
27840991110,1cyclictest28-21ksoftirqd/223:10:182
27840991110,1cyclictest28-21ksoftirqd/222:10:112
27840991110,1cyclictest28-21ksoftirqd/221:35:132
27840991110,1cyclictest28-21ksoftirqd/220:15:192
27840991110,1cyclictest28-21ksoftirqd/219:57:172
27840991110,1cyclictest28-21ksoftirqd/219:20:122
2782499116,4cyclictest9-21ksoftirqd/022:14:570
2782499112,4cyclictest20122-21perf19:59:590
2784099109,1cyclictest28-21ksoftirqd/220:25:152
2784099109,1cyclictest28-21ksoftirqd/219:40:132
2784099109,1cyclictest28-21ksoftirqd/219:25:152
2784099108,1cyclictest28-21ksoftirqd/221:00:122
2784099108,1cyclictest28-21ksoftirqd/220:50:162
2784099108,1cyclictest28-21ksoftirqd/220:45:132
2784099108,1cyclictest28-21ksoftirqd/220:40:002
2784099108,1cyclictest28-21ksoftirqd/220:00:122
2782499109,1cyclictest9-21ksoftirqd/023:02:340
2782499100,8cyclictest24552-21sshd22:40:250
278469998,1cyclictest35-21ksoftirqd/300:40:013
278469997,1cyclictest35-21ksoftirqd/322:50:143
278469992,6cyclictest0-21swapper/323:40:163
278409997,1cyclictest28-21ksoftirqd/220:55:132
278249992,3cyclictest0-21swapper/023:44:300
278249991,4cyclictest22051-21apt-get21:55:110
278249990,7cyclictest240-21systemd-journal00:34:400
278249990,7cyclictest0-21swapper/022:06:070
278249990,6cyclictest240-21systemd-journal23:35:100
278469982,3cyclictest20684-21diskmemload23:58:113
278469982,3cyclictest0-21swapper/323:46:343
278469981,4cyclictest0-21swapper/323:30:123
278469981,3cyclictest20684-21diskmemload00:34:213
278469980,5cyclictest20684-21diskmemload21:15:093
278469980,4cyclictest30365-21apt-get23:35:133
278469980,4cyclictest29969-21egrep20:20:133
278469980,2cyclictest3235-21runrttasks22:12:283
278339984,0cyclictest0-21swapper/123:30:201
278339980,4cyclictest0-21swapper/122:20:151
278249987,1cyclictest3763-21ssh22:57:330
278249981,6cyclictest6986-21ssh23:45:200
278249981,3cyclictest20684-21diskmemload21:12:320
278249980,7cyclictest28917-21ssh22:04:010
278249980,7cyclictest25115-21users00:10:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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