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2026-03-19 - 07:21
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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 Mar 19, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750670,0irq/25-eth00-21swapper/119:05:221
112750630,0irq/25-eth00-21swapper/319:09:073
723324621,0sleep00-21swapper/019:09:250
696824421,0sleep20-21swapper/219:06:022
351180,0ktimersoftd/329147-21sshd22:43:323
7360991413,0cyclictest0-21swapper/319:20:203
7360991412,0cyclictest0-21swapper/323:59:293
7360991411,0cyclictest0-21swapper/323:48:183
7360991411,0cyclictest0-21swapper/323:04:373
7360991411,0cyclictest0-21swapper/322:53:493
7359991414,0cyclictest112750irq/25-eth023:21:092
7359991413,0cyclictest0-21swapper/223:51:402
7359991411,0cyclictest9930-21sshd21:54:002
735999140,0cyclictest0-21swapper/221:10:192
7358991413,0cyclictest0-21swapper/100:39:581
7358991410,0cyclictest0-21swapper/122:04:341
7357991411,0cyclictest0-21swapper/021:59:080
112750140,0irq/25-eth00-21swapper/300:25:003
112750140,0irq/25-eth00-21swapper/123:00:071
7360991312,0cyclictest31667-21diskmemload21:26:293
7360991312,0cyclictest13591-21sshd00:20:173
7360991312,0cyclictest0-21swapper/323:41:083
7360991312,0cyclictest0-21swapper/322:21:343
7360991312,0cyclictest0-21swapper/300:32:013
7360991311,0cyclictest0-21swapper/323:53:483
7360991311,0cyclictest0-21swapper/323:20:483
7360991310,0cyclictest0-21swapper/321:49:113
736099130,0cyclictest8375-21sshd00:36:543
736099130,0cyclictest0-21swapper/323:25:123
736099130,0cyclictest0-21swapper/323:18:223
736099130,0cyclictest0-21swapper/322:37:363
7359991312,0cyclictest0-21swapper/223:56:202
7359991312,0cyclictest0-21swapper/223:28:272
7359991312,0cyclictest0-21swapper/200:19:472
7359991310,0cyclictest14944-21sshd22:15:502
7359991310,0cyclictest0-21swapper/223:06:092
7359991310,0cyclictest0-21swapper/200:20:222
735999130,0cyclictest6928-21sshd22:57:412
735999130,0cyclictest6928-21sshd22:57:402
7358991312,0cyclictest0-21swapper/121:31:471
7358991311,0cyclictest0-21swapper/122:28:101
7357991312,0cyclictest0-21swapper/022:31:250
7357991311,0cyclictest0-21swapper/023:18:270
7357991311,0cyclictest0-21swapper/023:00:000
7357991311,0cyclictest0-21swapper/022:52:010
7357991311,0cyclictest0-21swapper/022:06:420
7357991311,0cyclictest0-21swapper/021:12:370
7357991311,0cyclictest0-21swapper/000:11:310
7357991311,0cyclictest0-21swapper/000:00:350
7357991310,0cyclictest0-21swapper/022:41:520
7357991310,0cyclictest0-21swapper/022:01:290
7357991310,0cyclictest0-21swapper/000:35:560
7357991310,0cyclictest0-21swapper/000:34:080
7357991310,0cyclictest0-21swapper/000:05:370
41130,0ktimersoftd/031667-21diskmemload21:30:120
112750130,0irq/25-eth00-21swapper/122:41:191
112750130,0irq/25-eth00-21swapper/121:49:291
9950120,0irq/24-0000:00:0-21swapper/121:40:571
7360991211,0cyclictest12950-21sshd23:11:163
7360991211,0cyclictest0-21swapper/323:35:013
7360991211,0cyclictest0-21swapper/323:30:023
7360991211,0cyclictest0-21swapper/323:05:083
7360991211,0cyclictest0-21swapper/322:55:063
7360991211,0cyclictest0-21swapper/322:55:053
7360991211,0cyclictest0-21swapper/322:45:183
7360991211,0cyclictest0-21swapper/322:30:243
7360991211,0cyclictest0-21swapper/322:25:043
7360991211,0cyclictest0-21swapper/322:15:043
7360991211,0cyclictest0-21swapper/322:10:063
7360991211,0cyclictest0-21swapper/322:05:153
7360991211,0cyclictest0-21swapper/322:00:043
7360991211,0cyclictest0-21swapper/321:55:143
7360991211,0cyclictest0-21swapper/321:50:113
7360991211,0cyclictest0-21swapper/321:40:373
7360991211,0cyclictest0-21swapper/321:35:203
7360991211,0cyclictest0-21swapper/321:31:003
7360991211,0cyclictest0-21swapper/321:20:163
7360991211,0cyclictest0-21swapper/321:15:203
7360991211,0cyclictest0-21swapper/321:10:033
7360991211,0cyclictest0-21swapper/300:15:363
7360991211,0cyclictest0-21swapper/300:10:163
7360991211,0cyclictest0-21swapper/300:05:093
7360991211,0cyclictest0-21swapper/300:01:393
7359991211,0cyclictest0-21swapper/223:45:252
7359991211,0cyclictest0-21swapper/223:40:062
7359991211,0cyclictest0-21swapper/223:35:142
7359991211,0cyclictest0-21swapper/223:30:182
7359991211,0cyclictest0-21swapper/223:15:202
7359991211,0cyclictest0-21swapper/223:10:052
7359991211,0cyclictest0-21swapper/223:00:532
7359991211,0cyclictest0-21swapper/222:50:452
7359991211,0cyclictest0-21swapper/222:40:012
7359991211,0cyclictest0-21swapper/222:35:062
7359991211,0cyclictest0-21swapper/222:30:432
7359991211,0cyclictest0-21swapper/222:26:002
7359991211,0cyclictest0-21swapper/222:20:042
7359991211,0cyclictest0-21swapper/222:10:472
7359991211,0cyclictest0-21swapper/222:05:392
7359991211,0cyclictest0-21swapper/222:00:532
7359991211,0cyclictest0-21swapper/221:55:272
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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