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2026-06-18 - 04:48
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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 Jun 18, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750580,0irq/25-eth00-21swapper/119:06:591
120650570,0irq/26-eth1-rx-0-21swapper/319:06:563
112750560,0irq/25-eth00-21swapper/219:09:532
120650450,0irq/26-eth1-rx-0-21swapper/019:06:090
3175199210,0cyclictest0-21swapper/322:36:083
41190,0ktimersoftd/00-21swapper/021:59:460
191180,0ktimersoftd/115884-21sshd21:59:461
31748991614,0cyclictest0-21swapper/023:50:460
31751991514,0cyclictest0-21swapper/323:55:123
31749991514,0cyclictest18594-21sshd23:54:461
3174999150,0cyclictest13379-21sshd00:19:381
31748991511,0cyclictest0-21swapper/000:27:230
3175099140,0cyclictest0-21swapper/222:32:012
31749991413,0cyclictest18-21rcuc/121:52:481
31749991413,0cyclictest13064-21sshd00:28:011
31751991312,0cyclictest19563-21diskstats22:00:113
3175199130,0cyclictest0-21swapper/321:36:293
3175199130,0cyclictest0-21swapper/321:24:323
31750991312,0cyclictest10037-21sshd00:14:582
31750991312,0cyclictest0-21swapper/223:23:292
31750991312,0cyclictest0-21swapper/222:57:562
3175099130,0cyclictest0-21swapper/223:09:122
31749991312,0cyclictest0-21swapper/123:32:151
31749991312,0cyclictest0-21swapper/123:32:141
31749991312,0cyclictest0-21swapper/123:05:451
3174899130,0cyclictest0-21swapper/022:39:490
3174899130,0cyclictest0-21swapper/022:31:260
3174899130,0cyclictest0-21swapper/021:44:300
112750130,0irq/25-eth018472-21sshd22:25:243
41120,0ktimersoftd/00-21swapper/000:30:230
31751991212,0cyclictest0-21swapper/322:09:363
31751991211,0cyclictest0-21swapper/323:54:083
31751991211,0cyclictest0-21swapper/321:10:143
31751991211,0cyclictest0-21swapper/300:31:343
31751991211,0cyclictest0-21swapper/300:09:363
31751991210,0cyclictest0-21swapper/323:44:593
31751991210,0cyclictest0-21swapper/322:10:383
3175199120,0cyclictest0-21swapper/323:36:503
3175199120,0cyclictest0-21swapper/323:28:433
3175199120,0cyclictest0-21swapper/323:04:193
3175199120,0cyclictest0-21swapper/322:54:053
3175199120,0cyclictest0-21swapper/321:44:023
3175199120,0cyclictest0-21swapper/321:29:593
3175199120,0cyclictest0-21swapper/319:57:593
3175199120,0cyclictest0-21swapper/319:40:133
3175199120,0cyclictest0-21swapper/319:35:203
3175199120,0cyclictest0-21swapper/300:39:073
31750991211,0cyclictest0-21swapper/223:50:052
31750991211,0cyclictest0-21swapper/200:20:112
31750991210,0cyclictest9846-21sshd21:12:202
3175099120,0cyclictest0-21swapper/223:19:252
3175099120,0cyclictest0-21swapper/222:42:292
3175099120,0cyclictest0-21swapper/222:00:262
3175099120,0cyclictest0-21swapper/200:37:232
31749991211,0cyclictest20-21ksoftirqd/122:55:321
31749991211,0cyclictest0-21swapper/123:41:251
31749991210,0cyclictest0-21swapper/122:43:131
31749991210,0cyclictest0-21swapper/122:00:211
3174999120,0cyclictest25016-21sshd21:10:101
31748991212,0cyclictest0-21swapper/021:29:100
31748991211,0cyclictest23660-21diskmemload23:13:500
31748991211,0cyclictest0-21swapper/023:35:200
3174899120,0cyclictest19288-21sshd00:37:150
3174899120,0cyclictest0-21swapper/021:39:030
3174899120,0cyclictest0-21swapper/000:00:120
120650120,0irq/26-eth1-rx-0-21swapper/020:45:100
112750120,0irq/25-eth013687-21bash23:20:091
41110,0ktimersoftd/012803-21rm22:24:520
41110,0ktimersoftd/00-21swapper/000:11:210
41110,0ktimersoftd/00-21swapper/000:05:230
351110,0ktimersoftd/30-21swapper/322:16:343
351110,0ktimersoftd/30-21swapper/300:11:213
31751991111,0cyclictest0-21swapper/321:45:053
31751991110,0cyclictest112750irq/25-eth023:22:283
31751991110,0cyclictest112750irq/25-eth000:03:553
31751991110,0cyclictest0-21swapper/323:13:303
31751991110,0cyclictest0-21swapper/321:31:033
31751991110,0cyclictest0-21swapper/320:38:593
3175199110,0cyclictest0-21swapper/322:43:293
3175199110,0cyclictest0-21swapper/321:06:533
31750991110,0cyclictest0-21swapper/200:31:552
31750991110,0cyclictest0-21swapper/200:15:592
3175099110,0cyclictest5481-21bash21:24:322
3175099110,0cyclictest0-21swapper/222:38:192
3175099110,0cyclictest0-21swapper/219:56:152
31749991111,0cyclictest0-21swapper/121:39:471
31749991111,0cyclictest0-21swapper/121:34:201
31749991111,0cyclictest0-21swapper/120:42:171
31749991111,0cyclictest0-21swapper/119:23:181
31749991111,0cyclictest0-21swapper/100:12:201
31749991110,0cyclictest6984-21sshd00:35:341
31749991110,0cyclictest1479-21nfsd22:39:401
31749991110,0cyclictest0-21swapper/123:15:591
3174999110,0cyclictest0-21swapper/121:45:161
3174999110,0cyclictest0-21swapper/121:17:571
3174999110,0cyclictest0-21swapper/119:58:441
3174999110,0cyclictest0-21swapper/119:48:101
31748991111,0cyclictest0-21swapper/023:47:390
31748991111,0cyclictest0-21swapper/023:24:030
31748991111,0cyclictest0-21swapper/021:51:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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