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2026-03-30 - 04:34
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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 Mon Mar 30, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750610,0irq/25-eth00-21swapper/119:06:571
112750610,0irq/25-eth00-21swapper/119:06:571
120650590,0irq/26-eth1-rx-0-21swapper/319:08:453
120650590,0irq/26-eth1-rx-0-21swapper/319:08:443
3106024421,0sleep00-21swapper/019:05:330
3106024421,0sleep00-21swapper/019:05:330
112750420,0irq/25-eth00-21swapper/219:08:362
112750420,0irq/25-eth00-21swapper/219:08:352
31489991615,0cyclictest112750irq/25-eth000:12:321
31491991512,0cyclictest0-21swapper/323:18:483
41140,0ktimersoftd/010617-21sshd23:30:170
351140,0ktimersoftd/30-21swapper/300:08:523
31491991413,0cyclictest23415-21diskmemload22:41:463
31491991413,0cyclictest0-21swapper/322:39:473
31491991413,0cyclictest0-21swapper/300:36:043
31490991413,0cyclictest24220-21sshd23:06:072
31490991413,0cyclictest23991-21bash21:10:042
31490991413,0cyclictest0-21swapper/200:16:032
31488991413,0cyclictest0-21swapper/021:10:320
3148899140,0cyclictest112750irq/25-eth021:59:470
3149199130,0cyclictest0-21swapper/322:14:003
3149199130,0cyclictest0-21swapper/300:02:373
31490991312,0cyclictest0-21swapper/223:57:342
31490991312,0cyclictest0-21swapper/223:17:292
31490991312,0cyclictest0-21swapper/200:09:522
31490991311,0cyclictest0-21swapper/221:28:192
3149099130,0cyclictest18825-21sshd00:01:452
3149099130,0cyclictest0-21swapper/223:11:492
31489991312,0cyclictest32511-21sshd22:15:201
31489991312,0cyclictest32511-21sshd22:15:191
3148999130,0cyclictest27270-21bash22:45:041
3148999130,0cyclictest0-21swapper/123:03:191
3148999130,0cyclictest0-21swapper/121:44:321
31488991312,0cyclictest0-21swapper/023:16:000
31488991312,0cyclictest0-21swapper/022:11:450
31488991311,0cyclictest112750irq/25-eth021:20:590
3148899130,0cyclictest23287-21sshd23:10:190
3148899130,0cyclictest18349-21sshd22:56:420
3148899130,0cyclictest0-21swapper/023:52:080
3148899130,0cyclictest0-21swapper/022:42:110
351120,0ktimersoftd/30-21swapper/323:54:363
31491991212,0cyclictest0-21swapper/322:33:523
31491991211,0cyclictest29931-21sshd23:41:353
31491991211,0cyclictest0-21swapper/321:31:423
31491991210,0cyclictest27561-21sshd00:28:593
31491991210,0cyclictest23415-21diskmemload22:18:523
31491991210,0cyclictest23415-21diskmemload22:18:523
3149199120,0cyclictest0-21swapper/321:41:143
3149199120,0cyclictest0-21swapper/321:24:093
3149199120,0cyclictest0-21swapper/319:40:183
31490991212,0cyclictest0-21swapper/222:43:552
31490991212,0cyclictest0-21swapper/221:40:292
31490991211,0cyclictest0-21swapper/223:33:032
31490991211,0cyclictest0-21swapper/223:29:072
31490991211,0cyclictest0-21swapper/222:50:042
31490991210,0cyclictest0-21swapper/223:42:282
3149099120,0cyclictest0-21swapper/222:06:382
3149099120,0cyclictest0-21swapper/200:35:272
3149099120,0cyclictest0-21swapper/200:30:342
31489991212,0cyclictest1639-21runrttasks23:26:051
31489991212,0cyclictest0-21swapper/122:10:261
31489991212,0cyclictest0-21swapper/121:35:011
31489991212,0cyclictest0-21swapper/100:06:231
31489991211,0cyclictest12008-21sshd00:26:501
31489991211,0cyclictest0-21swapper/123:44:541
31489991211,0cyclictest0-21swapper/123:16:251
31489991211,0cyclictest0-21swapper/122:00:561
31489991211,0cyclictest0-21swapper/100:00:141
31489991210,0cyclictest17103-21sshd23:48:371
31489991210,0cyclictest0-21swapper/123:10:451
31489991210,0cyclictest0-21swapper/121:51:381
31489991210,0cyclictest0-21swapper/119:57:541
3148999120,0cyclictest23415-21diskmemload22:57:231
3148999120,0cyclictest0-21swapper/123:58:141
3148999120,0cyclictest0-21swapper/121:22:211
3148999120,0cyclictest0-21swapper/121:00:581
31488991212,0cyclictest0-21swapper/000:22:410
31488991211,0cyclictest0-21swapper/022:19:050
31488991211,0cyclictest0-21swapper/022:19:040
31488991210,0cyclictest26508-21sshd00:28:500
31488991210,0cyclictest112750irq/25-eth021:50:310
31488991210,0cyclictest0-21swapper/021:26:070
3148899120,0cyclictest23415-21diskmemload00:10:220
3148899120,0cyclictest0-21swapper/020:06:110
271120,0ktimersoftd/20-21swapper/222:32:122
191120,0ktimersoftd/10-21swapper/121:15:091
112750120,0irq/25-eth032599-21sshd00:16:350
112750120,0irq/25-eth00-21swapper/023:56:400
112750120,0irq/25-eth00-21swapper/021:47:450
41110,0ktimersoftd/00-21swapper/020:10:220
31491991111,0cyclictest0-21swapper/323:26:293
31491991111,0cyclictest0-21swapper/323:05:423
31491991111,0cyclictest0-21swapper/321:26:363
31491991110,0cyclictest9245-21sshd21:50:453
31491991110,0cyclictest0-21swapper/323:48:483
31491991110,0cyclictest0-21swapper/323:13:083
31491991110,0cyclictest0-21swapper/322:21:193
31491991110,0cyclictest0-21swapper/320:25:093
31491991110,0cyclictest0-21swapper/300:12:433
3149199110,0cyclictest0-21swapper/322:02:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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