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2026-07-16 - 03:52
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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 rack7slot0.osadl.org (updated Thu Jul 16, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650640,0irq/26-eth1-rx-0-21swapper/319:06:163
112750640,0irq/25-eth00-21swapper/119:09:071
112750550,0irq/25-eth00-21swapper/219:05:312
9950410,0irq/24-0000:00:0-21swapper/019:05:520
3080999200,0cyclictest0-21swapper/100:25:571
3080899200,0cyclictest876-21sshd00:07:500
3081099160,0cyclictest29097-21bash22:20:142
112750160,0irq/25-eth036-21ksoftirqd/300:23:563
112750160,0irq/25-eth020-21ksoftirqd/121:13:241
30810991514,0cyclictest810-40kipmi021:45:162
112750150,0irq/25-eth00-21swapper/123:08:421
30811991413,0cyclictest4621-21id23:06:323
30811991413,0cyclictest2279-21sshd00:03:553
30811991412,0cyclictest0-21swapper/323:40:413
3081199140,0cyclictest0-21swapper/300:10:393
30809991412,0cyclictest22727-21diskmemload22:38:151
30808991413,0cyclictest30483-21sshd23:14:000
30808991413,0cyclictest0-21swapper/022:39:430
3080899140,0cyclictest13985-21sshd21:37:210
112750140,0irq/25-eth00-21swapper/121:23:321
30811991312,0cyclictest19200-21bash22:31:203
30811991312,0cyclictest19200-21bash22:31:203
30811991312,0cyclictest0-21swapper/300:26:483
30811991310,0cyclictest0-21swapper/323:55:333
3081199130,0cyclictest112750irq/25-eth022:16:423
3081199130,0cyclictest0-21swapper/321:42:263
30810991312,0cyclictest0-21swapper/223:36:122
30810991312,0cyclictest0-21swapper/221:27:352
30809991312,0cyclictest27075-21sshd21:51:121
30809991312,0cyclictest22727-21diskmemload23:50:241
30809991312,0cyclictest0-21swapper/122:40:071
30809991312,0cyclictest0-21swapper/121:49:211
30809991311,0cyclictest0-21swapper/123:02:171
3080999130,0cyclictest24115-21sshd21:42:431
3080999130,0cyclictest0-21swapper/122:34:331
3080999130,0cyclictest0-21swapper/122:34:331
30808991312,0cyclictest22727-21diskmemload00:04:320
3080899130,0cyclictest22727-21diskmemload00:31:570
3080899130,0cyclictest0-21swapper/023:01:050
3080899130,0cyclictest0-21swapper/021:26:180
112750130,0irq/25-eth020-21ksoftirqd/121:35:381
112750130,0irq/25-eth00-21swapper/323:30:203
112750130,0irq/25-eth00-21swapper/121:56:541
41120,0ktimersoftd/04340-21bash23:47:390
41120,0ktimersoftd/023903-21sshd21:46:460
351120,0ktimersoftd/30-21swapper/321:35:153
30811991211,0cyclictest0-21swapper/323:27:333
30811991211,0cyclictest0-21swapper/323:19:463
30811991211,0cyclictest0-21swapper/322:57:283
30811991211,0cyclictest0-21swapper/322:48:513
30811991211,0cyclictest0-21swapper/322:40:373
30811991211,0cyclictest0-21swapper/322:21:133
30811991211,0cyclictest0-21swapper/321:18:443
30811991210,0cyclictest0-21swapper/300:16:343
3081199120,0cyclictest0-21swapper/300:35:233
30810991212,0cyclictest0-21swapper/221:10:312
30810991211,0cyclictest28331-21cp22:32:322
30810991211,0cyclictest28331-21cp22:32:322
30810991211,0cyclictest15646-21bash23:16:062
30810991211,0cyclictest0-21swapper/223:55:362
30810991211,0cyclictest0-21swapper/223:47:142
30810991211,0cyclictest0-21swapper/223:30:022
30810991211,0cyclictest0-21swapper/223:07:302
30810991211,0cyclictest0-21swapper/222:26:572
30810991211,0cyclictest0-21swapper/222:03:012
30810991211,0cyclictest0-21swapper/200:30:342
30810991210,0cyclictest0-21swapper/222:44:442
3081099120,0cyclictest0-21swapper/223:03:122
3081099120,0cyclictest0-21swapper/200:21:582
30809991211,0cyclictest13596-21bash22:55:201
30809991211,0cyclictest0-21swapper/123:39:361
30809991211,0cyclictest0-21swapper/122:25:151
30809991211,0cyclictest0-21swapper/119:20:111
3080999120,0cyclictest23592-21id00:35:211
3080999120,0cyclictest0-21swapper/123:15:121
3080999120,0cyclictest0-21swapper/122:51:021
3080999120,0cyclictest0-21swapper/121:29:011
3080999120,0cyclictest0-21swapper/100:17:221
30808991211,0cyclictest0-21swapper/021:55:210
30808991210,0cyclictest17389-21rm23:28:450
30808991210,0cyclictest0-21swapper/000:24:100
30808991210,0cyclictest0-21swapper/000:10:270
3080899120,0cyclictest8459-21sshd00:25:150
3080899120,0cyclictest5280-21bash23:55:560
3080899120,0cyclictest29269-21sshd22:28:350
3080899120,0cyclictest0-21swapper/023:40:150
271120,0ktimersoftd/20-21swapper/221:35:152
3081199119,0cyclictest0-21swapper/320:56:113
30811991111,0cyclictest0-21swapper/300:31:063
30811991110,0cyclictest16246-21sshd22:06:153
30811991110,0cyclictest0-21swapper/321:52:453
30811991110,0cyclictest0-21swapper/321:34:463
30811991110,0cyclictest0-21swapper/320:38:313
3081199110,0cyclictest0-21swapper/323:23:153
3081199110,0cyclictest0-21swapper/323:04:263
3081199110,0cyclictest0-21swapper/320:26:203
30810991111,0cyclictest0-21swapper/223:11:482
30810991111,0cyclictest0-21swapper/200:08:152
30810991110,0cyclictest26701-21sshd22:57:032
30810991110,0cyclictest0-21swapper/222:36:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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